Merge tag 'staging-4.5-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh...

[cascardo/linux.git] / drivers / clk / tegra / clk-tegra210.c

/*
 * Copyright (c) 2012-2014 NVIDIA CORPORATION.  All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <linux/io.h>
#include <linux/clk.h>
#include <linux/clk-provider.h>
#include <linux/clkdev.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/delay.h>
#include <linux/export.h>
#include <linux/clk/tegra.h>
#include <dt-bindings/clock/tegra210-car.h>

#include "clk.h"
#include "clk-id.h"

/*
 * TEGRA210_CAR_BANK_COUNT: the number of peripheral clock register
 * banks present in the Tegra210 CAR IP block.  The banks are
 * identified by single letters, e.g.: L, H, U, V, W, X, Y.  See
 * periph_regs[] in drivers/clk/tegra/clk.c
 */
#define TEGRA210_CAR_BANK_COUNT                 7

#define CLK_SOURCE_CSITE 0x1d4
#define CLK_SOURCE_EMC 0x19c

#define PLLC_BASE 0x80
#define PLLC_OUT 0x84
#define PLLC_MISC0 0x88
#define PLLC_MISC1 0x8c
#define PLLC_MISC2 0x5d0
#define PLLC_MISC3 0x5d4

#define PLLC2_BASE 0x4e8
#define PLLC2_MISC0 0x4ec
#define PLLC2_MISC1 0x4f0
#define PLLC2_MISC2 0x4f4
#define PLLC2_MISC3 0x4f8

#define PLLC3_BASE 0x4fc
#define PLLC3_MISC0 0x500
#define PLLC3_MISC1 0x504
#define PLLC3_MISC2 0x508
#define PLLC3_MISC3 0x50c

#define PLLM_BASE 0x90
#define PLLM_MISC0 0x9c
#define PLLM_MISC1 0x98
#define PLLP_BASE 0xa0
#define PLLP_MISC0 0xac
#define PLLP_MISC1 0x680
#define PLLA_BASE 0xb0
#define PLLA_MISC0 0xbc
#define PLLA_MISC1 0xb8
#define PLLA_MISC2 0x5d8
#define PLLD_BASE 0xd0
#define PLLD_MISC0 0xdc
#define PLLD_MISC1 0xd8
#define PLLU_BASE 0xc0
#define PLLU_OUTA 0xc4
#define PLLU_MISC0 0xcc
#define PLLU_MISC1 0xc8
#define PLLX_BASE 0xe0
#define PLLX_MISC0 0xe4
#define PLLX_MISC1 0x510
#define PLLX_MISC2 0x514
#define PLLX_MISC3 0x518
#define PLLX_MISC4 0x5f0
#define PLLX_MISC5 0x5f4
#define PLLE_BASE 0xe8
#define PLLE_MISC0 0xec
#define PLLD2_BASE 0x4b8
#define PLLD2_MISC0 0x4bc
#define PLLD2_MISC1 0x570
#define PLLD2_MISC2 0x574
#define PLLD2_MISC3 0x578
#define PLLE_AUX 0x48c
#define PLLRE_BASE 0x4c4
#define PLLRE_MISC0 0x4c8
#define PLLDP_BASE 0x590
#define PLLDP_MISC 0x594

#define PLLC4_BASE 0x5a4
#define PLLC4_MISC0 0x5a8
#define PLLC4_OUT 0x5e4
#define PLLMB_BASE 0x5e8
#define PLLMB_MISC0 0x5ec
#define PLLA1_BASE 0x6a4
#define PLLA1_MISC0 0x6a8
#define PLLA1_MISC1 0x6ac
#define PLLA1_MISC2 0x6b0
#define PLLA1_MISC3 0x6b4

#define PLLU_IDDQ_BIT 31
#define PLLCX_IDDQ_BIT 27
#define PLLRE_IDDQ_BIT 24
#define PLLA_IDDQ_BIT 25
#define PLLD_IDDQ_BIT 20
#define PLLSS_IDDQ_BIT 18
#define PLLM_IDDQ_BIT 5
#define PLLMB_IDDQ_BIT 17
#define PLLXP_IDDQ_BIT 3

#define PLLCX_RESET_BIT 30

#define PLL_BASE_LOCK BIT(27)
#define PLLCX_BASE_LOCK BIT(26)
#define PLLE_MISC_LOCK BIT(11)
#define PLLRE_MISC_LOCK BIT(27)

#define PLL_MISC_LOCK_ENABLE 18
#define PLLC_MISC_LOCK_ENABLE 24
#define PLLDU_MISC_LOCK_ENABLE 22
#define PLLU_MISC_LOCK_ENABLE 29
#define PLLE_MISC_LOCK_ENABLE 9
#define PLLRE_MISC_LOCK_ENABLE 30
#define PLLSS_MISC_LOCK_ENABLE 30
#define PLLP_MISC_LOCK_ENABLE 18
#define PLLM_MISC_LOCK_ENABLE 4
#define PLLMB_MISC_LOCK_ENABLE 16
#define PLLA_MISC_LOCK_ENABLE 28
#define PLLU_MISC_LOCK_ENABLE 29
#define PLLD_MISC_LOCK_ENABLE 18

#define PLLA_SDM_DIN_MASK 0xffff
#define PLLA_SDM_EN_MASK BIT(26)

#define PLLD_SDM_EN_MASK BIT(16)

#define PLLD2_SDM_EN_MASK BIT(31)
#define PLLD2_SSC_EN_MASK BIT(30)

#define PLLDP_SS_CFG    0x598
#define PLLDP_SDM_EN_MASK BIT(31)
#define PLLDP_SSC_EN_MASK BIT(30)
#define PLLDP_SS_CTRL1  0x59c
#define PLLDP_SS_CTRL2  0x5a0

#define PMC_PLLM_WB0_OVERRIDE 0x1dc
#define PMC_PLLM_WB0_OVERRIDE_2 0x2b0

#define UTMIP_PLL_CFG2 0x488
#define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6)
#define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18)
#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0)
#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1)
#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2)
#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3)
#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4)
#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5)
#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24)
#define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25)

#define UTMIP_PLL_CFG1 0x484
#define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27)
#define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0)
#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17)
#define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16)
#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15)
#define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14)
#define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12)

#define UTMIPLL_HW_PWRDN_CFG0                   0x52c
#define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK      BIT(31)
#define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE   BIT(25)
#define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE        BIT(24)
#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE   BIT(7)
#define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET       BIT(6)
#define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE     BIT(5)
#define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL      BIT(4)
#define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL  BIT(2)
#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE     BIT(1)
#define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL        BIT(0)

#define PLLU_HW_PWRDN_CFG0                      0x530
#define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE      BIT(28)
#define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE           BIT(24)
#define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT    BIT(7)
#define PLLU_HW_PWRDN_CFG0_USE_LOCKDET          BIT(6)
#define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL     BIT(2)
#define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL     BIT(0)

#define XUSB_PLL_CFG0                           0x534
#define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY          0x3ff
#define XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK        (0x3ff << 14)

#define SPARE_REG0 0x55c
#define CLK_M_DIVISOR_SHIFT 2
#define CLK_M_DIVISOR_MASK 0x3

/*
 * SDM fractional divisor is 16-bit 2's complement signed number within
 * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned
 * 16-bit value, with "0" divisor mapped to 0xFFFF. Data "0" is used to
 * indicate that SDM is disabled.
 *
 * Effective ndiv value when SDM is enabled: ndiv + 1/2 + sdm_din/2^13
 */
#define PLL_SDM_COEFF BIT(13)
#define sdin_din_to_data(din)   ((u16)((din) ? : 0xFFFFU))
#define sdin_data_to_din(dat)   (((dat) == 0xFFFFU) ? 0 : (s16)dat)

/* Tegra CPU clock and reset control regs */
#define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS     0x470

#ifdef CONFIG_PM_SLEEP
static struct cpu_clk_suspend_context {
        u32 clk_csite_src;
} tegra210_cpu_clk_sctx;
#endif

static void __iomem *clk_base;
static void __iomem *pmc_base;

static unsigned long osc_freq;
static unsigned long pll_ref_freq;

static DEFINE_SPINLOCK(pll_d_lock);
static DEFINE_SPINLOCK(pll_e_lock);
static DEFINE_SPINLOCK(pll_re_lock);
static DEFINE_SPINLOCK(pll_u_lock);
static DEFINE_SPINLOCK(emc_lock);

/* possible OSC frequencies in Hz */
static unsigned long tegra210_input_freq[] = {
        [5] = 38400000,
        [8] = 12000000,
};

static const char *mux_pllmcp_clkm[] = {
        "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_c2", "pll_c3",
};
#define mux_pllmcp_clkm_idx NULL

#define PLL_ENABLE                      (1 << 30)

#define PLLCX_MISC1_IDDQ                (1 << 27)
#define PLLCX_MISC0_RESET               (1 << 30)

#define PLLCX_MISC0_DEFAULT_VALUE       0x40080000
#define PLLCX_MISC0_WRITE_MASK          0x400ffffb
#define PLLCX_MISC1_DEFAULT_VALUE       0x08000000
#define PLLCX_MISC1_WRITE_MASK          0x08003cff
#define PLLCX_MISC2_DEFAULT_VALUE       0x1f720f05
#define PLLCX_MISC2_WRITE_MASK          0xffffff17
#define PLLCX_MISC3_DEFAULT_VALUE       0x000000c4
#define PLLCX_MISC3_WRITE_MASK          0x00ffffff

/* PLLA */
#define PLLA_BASE_IDDQ                  (1 << 25)
#define PLLA_BASE_LOCK                  (1 << 27)

#define PLLA_MISC0_LOCK_ENABLE          (1 << 28)
#define PLLA_MISC0_LOCK_OVERRIDE        (1 << 27)

#define PLLA_MISC2_EN_SDM               (1 << 26)
#define PLLA_MISC2_EN_DYNRAMP           (1 << 25)

#define PLLA_MISC0_DEFAULT_VALUE        0x12000020
#define PLLA_MISC0_WRITE_MASK           0x7fffffff
#define PLLA_MISC2_DEFAULT_VALUE        0x0
#define PLLA_MISC2_WRITE_MASK           0x06ffffff

/* PLLD */
#define PLLD_MISC0_EN_SDM               (1 << 16)
#define PLLD_MISC0_LOCK_OVERRIDE        (1 << 17)
#define PLLD_MISC0_LOCK_ENABLE          (1 << 18)
#define PLLD_MISC0_IDDQ                 (1 << 20)
#define PLLD_MISC0_DSI_CLKENABLE        (1 << 21)

#define PLLD_MISC0_DEFAULT_VALUE        0x00140000
#define PLLD_MISC0_WRITE_MASK           0x3ff7ffff
#define PLLD_MISC1_DEFAULT_VALUE        0x20
#define PLLD_MISC1_WRITE_MASK           0x00ffffff

/* PLLD2 and PLLDP  and PLLC4 */
#define PLLDSS_BASE_LOCK                (1 << 27)
#define PLLDSS_BASE_LOCK_OVERRIDE       (1 << 24)
#define PLLDSS_BASE_IDDQ                (1 << 18)
#define PLLDSS_BASE_REF_SEL_SHIFT       25
#define PLLDSS_BASE_REF_SEL_MASK        (0x3 << PLLDSS_BASE_REF_SEL_SHIFT)

#define PLLDSS_MISC0_LOCK_ENABLE        (1 << 30)

#define PLLDSS_MISC1_CFG_EN_SDM         (1 << 31)
#define PLLDSS_MISC1_CFG_EN_SSC         (1 << 30)

#define PLLD2_MISC0_DEFAULT_VALUE       0x40000020
#define PLLD2_MISC1_CFG_DEFAULT_VALUE   0x10000000
#define PLLD2_MISC2_CTRL1_DEFAULT_VALUE 0x0
#define PLLD2_MISC3_CTRL2_DEFAULT_VALUE 0x0

#define PLLDP_MISC0_DEFAULT_VALUE       0x40000020
#define PLLDP_MISC1_CFG_DEFAULT_VALUE   0xc0000000
#define PLLDP_MISC2_CTRL1_DEFAULT_VALUE 0xf400f0da
#define PLLDP_MISC3_CTRL2_DEFAULT_VALUE 0x2004f400

#define PLLDSS_MISC0_WRITE_MASK         0x47ffffff
#define PLLDSS_MISC1_CFG_WRITE_MASK     0xf8000000
#define PLLDSS_MISC2_CTRL1_WRITE_MASK   0xffffffff
#define PLLDSS_MISC3_CTRL2_WRITE_MASK   0xffffffff

#define PLLC4_MISC0_DEFAULT_VALUE       0x40000000

/* PLLRE */
#define PLLRE_MISC0_LOCK_ENABLE         (1 << 30)
#define PLLRE_MISC0_LOCK_OVERRIDE       (1 << 29)
#define PLLRE_MISC0_LOCK                (1 << 27)
#define PLLRE_MISC0_IDDQ                (1 << 24)

#define PLLRE_BASE_DEFAULT_VALUE        0x0
#define PLLRE_MISC0_DEFAULT_VALUE       0x41000000

#define PLLRE_BASE_DEFAULT_MASK         0x1c000000
#define PLLRE_MISC0_WRITE_MASK          0x67ffffff

/* PLLX */
#define PLLX_USE_DYN_RAMP               1
#define PLLX_BASE_LOCK                  (1 << 27)

#define PLLX_MISC0_FO_G_DISABLE         (0x1 << 28)
#define PLLX_MISC0_LOCK_ENABLE          (0x1 << 18)

#define PLLX_MISC2_DYNRAMP_STEPB_SHIFT  24
#define PLLX_MISC2_DYNRAMP_STEPB_MASK   (0xFF << PLLX_MISC2_DYNRAMP_STEPB_SHIFT)
#define PLLX_MISC2_DYNRAMP_STEPA_SHIFT  16
#define PLLX_MISC2_DYNRAMP_STEPA_MASK   (0xFF << PLLX_MISC2_DYNRAMP_STEPA_SHIFT)
#define PLLX_MISC2_NDIV_NEW_SHIFT       8
#define PLLX_MISC2_NDIV_NEW_MASK        (0xFF << PLLX_MISC2_NDIV_NEW_SHIFT)
#define PLLX_MISC2_LOCK_OVERRIDE        (0x1 << 4)
#define PLLX_MISC2_DYNRAMP_DONE         (0x1 << 2)
#define PLLX_MISC2_EN_DYNRAMP           (0x1 << 0)

#define PLLX_MISC3_IDDQ                 (0x1 << 3)

#define PLLX_MISC0_DEFAULT_VALUE        PLLX_MISC0_LOCK_ENABLE
#define PLLX_MISC0_WRITE_MASK           0x10c40000
#define PLLX_MISC1_DEFAULT_VALUE        0x20
#define PLLX_MISC1_WRITE_MASK           0x00ffffff
#define PLLX_MISC2_DEFAULT_VALUE        0x0
#define PLLX_MISC2_WRITE_MASK           0xffffff11
#define PLLX_MISC3_DEFAULT_VALUE        PLLX_MISC3_IDDQ
#define PLLX_MISC3_WRITE_MASK           0x01ff0f0f
#define PLLX_MISC4_DEFAULT_VALUE        0x0
#define PLLX_MISC4_WRITE_MASK           0x8000ffff
#define PLLX_MISC5_DEFAULT_VALUE        0x0
#define PLLX_MISC5_WRITE_MASK           0x0000ffff

#define PLLX_HW_CTRL_CFG                0x548
#define PLLX_HW_CTRL_CFG_SWCTRL         (0x1 << 0)

/* PLLMB */
#define PLLMB_BASE_LOCK                 (1 << 27)

#define PLLMB_MISC0_LOCK_OVERRIDE       (1 << 18)
#define PLLMB_MISC0_IDDQ                (1 << 17)
#define PLLMB_MISC0_LOCK_ENABLE         (1 << 16)

#define PLLMB_MISC0_DEFAULT_VALUE       0x00030000
#define PLLMB_MISC0_WRITE_MASK          0x0007ffff

/* PLLP */
#define PLLP_BASE_OVERRIDE              (1 << 28)
#define PLLP_BASE_LOCK                  (1 << 27)

#define PLLP_MISC0_LOCK_ENABLE          (1 << 18)
#define PLLP_MISC0_LOCK_OVERRIDE        (1 << 17)
#define PLLP_MISC0_IDDQ                 (1 << 3)

#define PLLP_MISC1_HSIO_EN_SHIFT        29
#define PLLP_MISC1_HSIO_EN              (1 << PLLP_MISC1_HSIO_EN_SHIFT)
#define PLLP_MISC1_XUSB_EN_SHIFT        28
#define PLLP_MISC1_XUSB_EN              (1 << PLLP_MISC1_XUSB_EN_SHIFT)

#define PLLP_MISC0_DEFAULT_VALUE        0x00040008
#define PLLP_MISC1_DEFAULT_VALUE        0x0

#define PLLP_MISC0_WRITE_MASK           0xdc6000f
#define PLLP_MISC1_WRITE_MASK           0x70ffffff

/* PLLU */
#define PLLU_BASE_LOCK                  (1 << 27)
#define PLLU_BASE_OVERRIDE              (1 << 24)
#define PLLU_BASE_CLKENABLE_USB         (1 << 21)
#define PLLU_BASE_CLKENABLE_HSIC        (1 << 22)
#define PLLU_BASE_CLKENABLE_ICUSB       (1 << 23)
#define PLLU_BASE_CLKENABLE_48M         (1 << 25)
#define PLLU_BASE_CLKENABLE_ALL         (PLLU_BASE_CLKENABLE_USB |\
                                         PLLU_BASE_CLKENABLE_HSIC |\
                                         PLLU_BASE_CLKENABLE_ICUSB |\
                                         PLLU_BASE_CLKENABLE_48M)

#define PLLU_MISC0_IDDQ                 (1 << 31)
#define PLLU_MISC0_LOCK_ENABLE          (1 << 29)
#define PLLU_MISC1_LOCK_OVERRIDE        (1 << 0)

#define PLLU_MISC0_DEFAULT_VALUE        0xa0000000
#define PLLU_MISC1_DEFAULT_VALUE        0x0

#define PLLU_MISC0_WRITE_MASK           0xbfffffff
#define PLLU_MISC1_WRITE_MASK           0x00000007

static inline void _pll_misc_chk_default(void __iomem *base,
                                        struct tegra_clk_pll_params *params,
                                        u8 misc_num, u32 default_val, u32 mask)
{
        u32 boot_val = readl_relaxed(base + params->ext_misc_reg[misc_num]);

        boot_val &= mask;
        default_val &= mask;
        if (boot_val != default_val) {
                pr_warn("boot misc%d 0x%x: expected 0x%x\n",
                        misc_num, boot_val, default_val);
                pr_warn(" (comparison mask = 0x%x)\n", mask);
                params->defaults_set = false;
        }
}

/*
 * PLLCX: PLLC, PLLC2, PLLC3, PLLA1
 * Hybrid PLLs with dynamic ramp. Dynamic ramp is allowed for any transition
 * that changes NDIV only, while PLL is already locked.
 */
static void pllcx_check_defaults(struct tegra_clk_pll_params *params)
{
        u32 default_val;

        default_val = PLLCX_MISC0_DEFAULT_VALUE & (~PLLCX_MISC0_RESET);
        _pll_misc_chk_default(clk_base, params, 0, default_val,
                        PLLCX_MISC0_WRITE_MASK);

        default_val = PLLCX_MISC1_DEFAULT_VALUE & (~PLLCX_MISC1_IDDQ);
        _pll_misc_chk_default(clk_base, params, 1, default_val,
                        PLLCX_MISC1_WRITE_MASK);

        default_val = PLLCX_MISC2_DEFAULT_VALUE;
        _pll_misc_chk_default(clk_base, params, 2, default_val,
                        PLLCX_MISC2_WRITE_MASK);

        default_val = PLLCX_MISC3_DEFAULT_VALUE;
        _pll_misc_chk_default(clk_base, params, 3, default_val,
                        PLLCX_MISC3_WRITE_MASK);
}

void tegra210_pllcx_set_defaults(const char *name, struct tegra_clk_pll *pllcx)
{
        pllcx->params->defaults_set = true;

        if (readl_relaxed(clk_base + pllcx->params->base_reg) &
                        PLL_ENABLE) {
                /* PLL is ON: only check if defaults already set */
                pllcx_check_defaults(pllcx->params);
                pr_warn("%s already enabled. Postponing set full defaults\n",
                        name);
                return;
        }

        /* Defaults assert PLL reset, and set IDDQ */
        writel_relaxed(PLLCX_MISC0_DEFAULT_VALUE,
                        clk_base + pllcx->params->ext_misc_reg[0]);
        writel_relaxed(PLLCX_MISC1_DEFAULT_VALUE,
                        clk_base + pllcx->params->ext_misc_reg[1]);
        writel_relaxed(PLLCX_MISC2_DEFAULT_VALUE,
                        clk_base + pllcx->params->ext_misc_reg[2]);
        writel_relaxed(PLLCX_MISC3_DEFAULT_VALUE,
                        clk_base + pllcx->params->ext_misc_reg[3]);
        udelay(1);
}

void _pllc_set_defaults(struct tegra_clk_pll *pllcx)
{
        tegra210_pllcx_set_defaults("PLL_C", pllcx);
}

void _pllc2_set_defaults(struct tegra_clk_pll *pllcx)
{
        tegra210_pllcx_set_defaults("PLL_C2", pllcx);
}

void _pllc3_set_defaults(struct tegra_clk_pll *pllcx)
{
        tegra210_pllcx_set_defaults("PLL_C3", pllcx);
}

void _plla1_set_defaults(struct tegra_clk_pll *pllcx)
{
        tegra210_pllcx_set_defaults("PLL_A1", pllcx);
}

/*
 * PLLA
 * PLL with dynamic ramp and fractional SDM. Dynamic ramp is not used.
 * Fractional SDM is allowed to provide exact audio rates.
 */
void tegra210_plla_set_defaults(struct tegra_clk_pll *plla)
{
        u32 mask;
        u32 val = readl_relaxed(clk_base + plla->params->base_reg);

        plla->params->defaults_set = true;

        if (val & PLL_ENABLE) {
                /*
                 * PLL is ON: check if defaults already set, then set those
                 * that can be updated in flight.
                 */
                if (val & PLLA_BASE_IDDQ) {
                        pr_warn("PLL_A boot enabled with IDDQ set\n");
                        plla->params->defaults_set = false;
                }

                pr_warn("PLL_A already enabled. Postponing set full defaults\n");

                val = PLLA_MISC0_DEFAULT_VALUE; /* ignore lock enable */
                mask = PLLA_MISC0_LOCK_ENABLE | PLLA_MISC0_LOCK_OVERRIDE;
                _pll_misc_chk_default(clk_base, plla->params, 0, val,
                                ~mask & PLLA_MISC0_WRITE_MASK);

                val = PLLA_MISC2_DEFAULT_VALUE; /* ignore all but control bit */
                _pll_misc_chk_default(clk_base, plla->params, 2, val,
                                PLLA_MISC2_EN_DYNRAMP);

                /* Enable lock detect */
                val = readl_relaxed(clk_base + plla->params->ext_misc_reg[0]);
                val &= ~mask;
                val |= PLLA_MISC0_DEFAULT_VALUE & mask;
                writel_relaxed(val, clk_base + plla->params->ext_misc_reg[0]);
                udelay(1);

                return;
        }

        /* set IDDQ, enable lock detect, disable dynamic ramp and SDM */
        val |= PLLA_BASE_IDDQ;
        writel_relaxed(val, clk_base + plla->params->base_reg);
        writel_relaxed(PLLA_MISC0_DEFAULT_VALUE,
                        clk_base + plla->params->ext_misc_reg[0]);
        writel_relaxed(PLLA_MISC2_DEFAULT_VALUE,
                        clk_base + plla->params->ext_misc_reg[2]);
        udelay(1);
}

/*
 * PLLD
 * PLL with fractional SDM.
 */
void tegra210_plld_set_defaults(struct tegra_clk_pll *plld)
{
        u32 val;
        u32 mask = 0xffff;

        plld->params->defaults_set = true;

        if (readl_relaxed(clk_base + plld->params->base_reg) &
                        PLL_ENABLE) {
                pr_warn("PLL_D already enabled. Postponing set full defaults\n");

                /*
                 * PLL is ON: check if defaults already set, then set those
                 * that can be updated in flight.
                 */
                val = PLLD_MISC1_DEFAULT_VALUE;
                _pll_misc_chk_default(clk_base, plld->params, 1,
                                val, PLLD_MISC1_WRITE_MASK);

                /* ignore lock, DSI and SDM controls, make sure IDDQ not set */
                val = PLLD_MISC0_DEFAULT_VALUE & (~PLLD_MISC0_IDDQ);
                mask |= PLLD_MISC0_DSI_CLKENABLE | PLLD_MISC0_LOCK_ENABLE |
                        PLLD_MISC0_LOCK_OVERRIDE | PLLD_MISC0_EN_SDM;
                _pll_misc_chk_default(clk_base, plld->params, 0, val,
                                ~mask & PLLD_MISC0_WRITE_MASK);

                /* Enable lock detect */
                mask = PLLD_MISC0_LOCK_ENABLE | PLLD_MISC0_LOCK_OVERRIDE;
                val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
                val &= ~mask;
                val |= PLLD_MISC0_DEFAULT_VALUE & mask;
                writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
                udelay(1);

                return;
        }

        val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]);
        val &= PLLD_MISC0_DSI_CLKENABLE;
        val |= PLLD_MISC0_DEFAULT_VALUE;
        /* set IDDQ, enable lock detect, disable SDM */
        writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]);
        writel_relaxed(PLLD_MISC1_DEFAULT_VALUE, clk_base +
                        plld->params->ext_misc_reg[1]);
        udelay(1);
}

/*
 * PLLD2, PLLDP
 * PLL with fractional SDM and Spread Spectrum (SDM is a must if SSC is used).
 */
static void plldss_defaults(const char *pll_name, struct tegra_clk_pll *plldss,
                u32 misc0_val, u32 misc1_val, u32 misc2_val, u32 misc3_val)
{
        u32 default_val;
        u32 val = readl_relaxed(clk_base + plldss->params->base_reg);

        plldss->params->defaults_set = true;

        if (val & PLL_ENABLE) {
                pr_warn("%s already enabled. Postponing set full defaults\n",
                         pll_name);

                /*
                 * PLL is ON: check if defaults already set, then set those
                 * that can be updated in flight.
                 */
                if (val & PLLDSS_BASE_IDDQ) {
                        pr_warn("plldss boot enabled with IDDQ set\n");
                        plldss->params->defaults_set = false;
                }

                /* ignore lock enable */
                default_val = misc0_val;
                _pll_misc_chk_default(clk_base, plldss->params, 0, default_val,
                                     PLLDSS_MISC0_WRITE_MASK &
                                     (~PLLDSS_MISC0_LOCK_ENABLE));

                /*
                 * If SSC is used, check all settings, otherwise just confirm
                 * that SSC is not used on boot as well. Do nothing when using
                 * this function for PLLC4 that has only MISC0.
                 */
                if (plldss->params->ssc_ctrl_en_mask) {
                        default_val = misc1_val;
                        _pll_misc_chk_default(clk_base, plldss->params, 1,
                                default_val, PLLDSS_MISC1_CFG_WRITE_MASK);
                        default_val = misc2_val;
                        _pll_misc_chk_default(clk_base, plldss->params, 2,
                                default_val, PLLDSS_MISC2_CTRL1_WRITE_MASK);
                        default_val = misc3_val;
                        _pll_misc_chk_default(clk_base, plldss->params, 3,
                                default_val, PLLDSS_MISC3_CTRL2_WRITE_MASK);
                } else if (plldss->params->ext_misc_reg[1]) {
                        default_val = misc1_val;
                        _pll_misc_chk_default(clk_base, plldss->params, 1,
                                default_val, PLLDSS_MISC1_CFG_WRITE_MASK &
                                (~PLLDSS_MISC1_CFG_EN_SDM));
                }

                /* Enable lock detect */
                if (val & PLLDSS_BASE_LOCK_OVERRIDE) {
                        val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
                        writel_relaxed(val, clk_base +
                                        plldss->params->base_reg);
                }

                val = readl_relaxed(clk_base + plldss->params->ext_misc_reg[0]);
                val &= ~PLLDSS_MISC0_LOCK_ENABLE;
                val |= misc0_val & PLLDSS_MISC0_LOCK_ENABLE;
                writel_relaxed(val, clk_base + plldss->params->ext_misc_reg[0]);
                udelay(1);

                return;
        }

        /* set IDDQ, enable lock detect, configure SDM/SSC  */
        val |= PLLDSS_BASE_IDDQ;
        val &= ~PLLDSS_BASE_LOCK_OVERRIDE;
        writel_relaxed(val, clk_base + plldss->params->base_reg);

        /* When using this function for PLLC4 exit here */
        if (!plldss->params->ext_misc_reg[1]) {
                writel_relaxed(misc0_val, clk_base +
                                plldss->params->ext_misc_reg[0]);
                udelay(1);
                return;
        }

        writel_relaxed(misc0_val, clk_base +
                        plldss->params->ext_misc_reg[0]);
        /* if SSC used set by 1st enable */
        writel_relaxed(misc1_val & (~PLLDSS_MISC1_CFG_EN_SSC),
                        clk_base + plldss->params->ext_misc_reg[1]);
        writel_relaxed(misc2_val, clk_base + plldss->params->ext_misc_reg[2]);
        writel_relaxed(misc3_val, clk_base + plldss->params->ext_misc_reg[3]);
        udelay(1);
}

void tegra210_plld2_set_defaults(struct tegra_clk_pll *plld2)
{
        plldss_defaults("PLL_D2", plld2, PLLD2_MISC0_DEFAULT_VALUE,
                        PLLD2_MISC1_CFG_DEFAULT_VALUE,
                        PLLD2_MISC2_CTRL1_DEFAULT_VALUE,
                        PLLD2_MISC3_CTRL2_DEFAULT_VALUE);
}

void tegra210_plldp_set_defaults(struct tegra_clk_pll *plldp)
{
        plldss_defaults("PLL_DP", plldp, PLLDP_MISC0_DEFAULT_VALUE,
                        PLLDP_MISC1_CFG_DEFAULT_VALUE,
                        PLLDP_MISC2_CTRL1_DEFAULT_VALUE,
                        PLLDP_MISC3_CTRL2_DEFAULT_VALUE);
}

/*
 * PLLC4
 * Base and misc0 layout is the same as PLLD2/PLLDP, but no SDM/SSC support.
 * VCO is exposed to the clock tree via fixed 1/3 and 1/5 dividers.
 */
void tegra210_pllc4_set_defaults(struct tegra_clk_pll *pllc4)
{
        plldss_defaults("PLL_C4", pllc4, PLLC4_MISC0_DEFAULT_VALUE, 0, 0, 0);
}

/*
 * PLLRE
 * VCO is exposed to the clock tree directly along with post-divider output
 */
void tegra210_pllre_set_defaults(struct tegra_clk_pll *pllre)
{
        u32 mask;
        u32 val = readl_relaxed(clk_base + pllre->params->base_reg);

        pllre->params->defaults_set = true;

        if (val & PLL_ENABLE) {
                pr_warn("PLL_RE already enabled. Postponing set full defaults\n");

                /*
                 * PLL is ON: check if defaults already set, then set those
                 * that can be updated in flight.
                 */
                val &= PLLRE_BASE_DEFAULT_MASK;
                if (val != PLLRE_BASE_DEFAULT_VALUE) {
                        pr_warn("pllre boot base 0x%x : expected 0x%x\n",
                                val, PLLRE_BASE_DEFAULT_VALUE);
                        pr_warn("(comparison mask = 0x%x)\n",
                                PLLRE_BASE_DEFAULT_MASK);
                        pllre->params->defaults_set = false;
                }

                /* Ignore lock enable */
                val = PLLRE_MISC0_DEFAULT_VALUE & (~PLLRE_MISC0_IDDQ);
                mask = PLLRE_MISC0_LOCK_ENABLE | PLLRE_MISC0_LOCK_OVERRIDE;
                _pll_misc_chk_default(clk_base, pllre->params, 0, val,
                                ~mask & PLLRE_MISC0_WRITE_MASK);

                /* Enable lock detect */
                val = readl_relaxed(clk_base + pllre->params->ext_misc_reg[0]);
                val &= ~mask;
                val |= PLLRE_MISC0_DEFAULT_VALUE & mask;
                writel_relaxed(val, clk_base + pllre->params->ext_misc_reg[0]);
                udelay(1);

                return;
        }

        /* set IDDQ, enable lock detect */
        val &= ~PLLRE_BASE_DEFAULT_MASK;
        val |= PLLRE_BASE_DEFAULT_VALUE & PLLRE_BASE_DEFAULT_MASK;
        writel_relaxed(val, clk_base + pllre->params->base_reg);
        writel_relaxed(PLLRE_MISC0_DEFAULT_VALUE,
                        clk_base + pllre->params->ext_misc_reg[0]);
        udelay(1);
}

static void pllx_get_dyn_steps(struct clk_hw *hw, u32 *step_a, u32 *step_b)
{
        unsigned long input_rate;

        if (!IS_ERR_OR_NULL(hw->clk)) {
                input_rate = clk_hw_get_rate(clk_hw_get_parent(hw));
                /* cf rate */
                input_rate /= tegra_pll_get_fixed_mdiv(hw, input_rate);
        } else {
                input_rate = 38400000;
        }

        switch (input_rate) {
        case 12000000:
        case 12800000:
        case 13000000:
                *step_a = 0x2B;
                *step_b = 0x0B;
                return;
        case 19200000:
                *step_a = 0x12;
                *step_b = 0x08;
                return;
        case 38400000:
                *step_a = 0x04;
                *step_b = 0x05;
                return;
        default:
                pr_err("%s: Unexpected reference rate %lu\n",
                        __func__, input_rate);
                BUG();
        }
}

static void pllx_check_defaults(struct tegra_clk_pll *pll)
{
        u32 default_val;

        default_val = PLLX_MISC0_DEFAULT_VALUE;
        /* ignore lock enable */
        _pll_misc_chk_default(clk_base, pll->params, 0, default_val,
                        PLLX_MISC0_WRITE_MASK & (~PLLX_MISC0_LOCK_ENABLE));

        default_val = PLLX_MISC1_DEFAULT_VALUE;
        _pll_misc_chk_default(clk_base, pll->params, 1, default_val,
                        PLLX_MISC1_WRITE_MASK);

        /* ignore all but control bit */
        default_val = PLLX_MISC2_DEFAULT_VALUE;
        _pll_misc_chk_default(clk_base, pll->params, 2,
                        default_val, PLLX_MISC2_EN_DYNRAMP);

        default_val = PLLX_MISC3_DEFAULT_VALUE & (~PLLX_MISC3_IDDQ);
        _pll_misc_chk_default(clk_base, pll->params, 3, default_val,
                        PLLX_MISC3_WRITE_MASK);

        default_val = PLLX_MISC4_DEFAULT_VALUE;
        _pll_misc_chk_default(clk_base, pll->params, 4, default_val,
                        PLLX_MISC4_WRITE_MASK);

        default_val = PLLX_MISC5_DEFAULT_VALUE;
        _pll_misc_chk_default(clk_base, pll->params, 5, default_val,
                        PLLX_MISC5_WRITE_MASK);
}

void tegra210_pllx_set_defaults(struct tegra_clk_pll *pllx)
{
        u32 val;
        u32 step_a, step_b;

        pllx->params->defaults_set = true;

        /* Get ready dyn ramp state machine settings */
        pllx_get_dyn_steps(&pllx->hw, &step_a, &step_b);
        val = PLLX_MISC2_DEFAULT_VALUE & (~PLLX_MISC2_DYNRAMP_STEPA_MASK) &
                (~PLLX_MISC2_DYNRAMP_STEPB_MASK);
        val |= step_a << PLLX_MISC2_DYNRAMP_STEPA_SHIFT;
        val |= step_b << PLLX_MISC2_DYNRAMP_STEPB_SHIFT;

        if (readl_relaxed(clk_base + pllx->params->base_reg) & PLL_ENABLE) {
                pr_warn("PLL_X already enabled. Postponing set full defaults\n");

                /*
                 * PLL is ON: check if defaults already set, then set those
                 * that can be updated in flight.
                 */
                pllx_check_defaults(pllx);

                /* Configure dyn ramp, disable lock override */
                writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);

                /* Enable lock detect */
                val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[0]);
                val &= ~PLLX_MISC0_LOCK_ENABLE;
                val |= PLLX_MISC0_DEFAULT_VALUE & PLLX_MISC0_LOCK_ENABLE;
                writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[0]);
                udelay(1);

                return;
        }

        /* Enable lock detect and CPU output */
        writel_relaxed(PLLX_MISC0_DEFAULT_VALUE, clk_base +
                        pllx->params->ext_misc_reg[0]);

        /* Setup */
        writel_relaxed(PLLX_MISC1_DEFAULT_VALUE, clk_base +
                        pllx->params->ext_misc_reg[1]);

        /* Configure dyn ramp state machine, disable lock override */
        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);

        /* Set IDDQ */
        writel_relaxed(PLLX_MISC3_DEFAULT_VALUE, clk_base +
                        pllx->params->ext_misc_reg[3]);

        /* Disable SDM */
        writel_relaxed(PLLX_MISC4_DEFAULT_VALUE, clk_base +
                        pllx->params->ext_misc_reg[4]);
        writel_relaxed(PLLX_MISC5_DEFAULT_VALUE, clk_base +
                        pllx->params->ext_misc_reg[5]);
        udelay(1);
}

/* PLLMB */
void tegra210_pllmb_set_defaults(struct tegra_clk_pll *pllmb)
{
        u32 mask, val = readl_relaxed(clk_base + pllmb->params->base_reg);

        pllmb->params->defaults_set = true;

        if (val & PLL_ENABLE) {
                pr_warn("PLL_MB already enabled. Postponing set full defaults\n");

                /*
                 * PLL is ON: check if defaults already set, then set those
                 * that can be updated in flight.
                 */
                val = PLLMB_MISC0_DEFAULT_VALUE & (~PLLMB_MISC0_IDDQ);
                mask = PLLMB_MISC0_LOCK_ENABLE | PLLMB_MISC0_LOCK_OVERRIDE;
                _pll_misc_chk_default(clk_base, pllmb->params, 0, val,
                                ~mask & PLLMB_MISC0_WRITE_MASK);

                /* Enable lock detect */
                val = readl_relaxed(clk_base + pllmb->params->ext_misc_reg[0]);
                val &= ~mask;
                val |= PLLMB_MISC0_DEFAULT_VALUE & mask;
                writel_relaxed(val, clk_base + pllmb->params->ext_misc_reg[0]);
                udelay(1);

                return;
        }

        /* set IDDQ, enable lock detect */
        writel_relaxed(PLLMB_MISC0_DEFAULT_VALUE,
                        clk_base + pllmb->params->ext_misc_reg[0]);
        udelay(1);
}

/*
 * PLLP
 * VCO is exposed to the clock tree directly along with post-divider output.
 * Both VCO and post-divider output rates are fixed at 408MHz and 204MHz,
 * respectively.
 */
static void pllp_check_defaults(struct tegra_clk_pll *pll, bool enabled)
{
        u32 val, mask;

        /* Ignore lock enable (will be set), make sure not in IDDQ if enabled */
        val = PLLP_MISC0_DEFAULT_VALUE & (~PLLP_MISC0_IDDQ);
        mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
        if (!enabled)
                mask |= PLLP_MISC0_IDDQ;
        _pll_misc_chk_default(clk_base, pll->params, 0, val,
                        ~mask & PLLP_MISC0_WRITE_MASK);

        /* Ignore branch controls */
        val = PLLP_MISC1_DEFAULT_VALUE;
        mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
        _pll_misc_chk_default(clk_base, pll->params, 1, val,
                        ~mask & PLLP_MISC1_WRITE_MASK);
}

void tegra210_pllp_set_defaults(struct tegra_clk_pll *pllp)
{
        u32 mask;
        u32 val = readl_relaxed(clk_base + pllp->params->base_reg);

        pllp->params->defaults_set = true;

        if (val & PLL_ENABLE) {
                pr_warn("PLL_P already enabled. Postponing set full defaults\n");

                /*
                 * PLL is ON: check if defaults already set, then set those
                 * that can be updated in flight.
                 */
                pllp_check_defaults(pllp, true);

                /* Enable lock detect */
                val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[0]);
                mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE;
                val &= ~mask;
                val |= PLLP_MISC0_DEFAULT_VALUE & mask;
                writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[0]);
                udelay(1);

                return;
        }

        /* set IDDQ, enable lock detect */
        writel_relaxed(PLLP_MISC0_DEFAULT_VALUE,
                        clk_base + pllp->params->ext_misc_reg[0]);

        /* Preserve branch control */
        val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[1]);
        mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN;
        val &= mask;
        val |= ~mask & PLLP_MISC1_DEFAULT_VALUE;
        writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[1]);
        udelay(1);
}

/*
 * PLLU
 * VCO is exposed to the clock tree directly along with post-divider output.
 * Both VCO and post-divider output rates are fixed at 480MHz and 240MHz,
 * respectively.
 */
static void pllu_check_defaults(struct tegra_clk_pll *pll, bool hw_control)
{
        u32 val, mask;

        /* Ignore lock enable (will be set) and IDDQ if under h/w control */
        val = PLLU_MISC0_DEFAULT_VALUE & (~PLLU_MISC0_IDDQ);
        mask = PLLU_MISC0_LOCK_ENABLE | (hw_control ? PLLU_MISC0_IDDQ : 0);
        _pll_misc_chk_default(clk_base, pll->params, 0, val,
                        ~mask & PLLU_MISC0_WRITE_MASK);

        val = PLLU_MISC1_DEFAULT_VALUE;
        mask = PLLU_MISC1_LOCK_OVERRIDE;
        _pll_misc_chk_default(clk_base, pll->params, 1, val,
                        ~mask & PLLU_MISC1_WRITE_MASK);
}

void tegra210_pllu_set_defaults(struct tegra_clk_pll *pllu)
{
        u32 val = readl_relaxed(clk_base + pllu->params->base_reg);

        pllu->params->defaults_set = true;

        if (val & PLL_ENABLE) {
                pr_warn("PLL_U already enabled. Postponing set full defaults\n");

                /*
                 * PLL is ON: check if defaults already set, then set those
                 * that can be updated in flight.
                 */
                pllu_check_defaults(pllu, false);

                /* Enable lock detect */
                val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[0]);
                val &= ~PLLU_MISC0_LOCK_ENABLE;
                val |= PLLU_MISC0_DEFAULT_VALUE & PLLU_MISC0_LOCK_ENABLE;
                writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[0]);

                val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[1]);
                val &= ~PLLU_MISC1_LOCK_OVERRIDE;
                val |= PLLU_MISC1_DEFAULT_VALUE & PLLU_MISC1_LOCK_OVERRIDE;
                writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[1]);
                udelay(1);

                return;
        }

        /* set IDDQ, enable lock detect */
        writel_relaxed(PLLU_MISC0_DEFAULT_VALUE,
                        clk_base + pllu->params->ext_misc_reg[0]);
        writel_relaxed(PLLU_MISC1_DEFAULT_VALUE,
                        clk_base + pllu->params->ext_misc_reg[1]);
        udelay(1);
}

#define mask(w) ((1 << (w)) - 1)
#define divm_mask(p) mask(p->params->div_nmp->divm_width)
#define divn_mask(p) mask(p->params->div_nmp->divn_width)
#define divp_mask(p) (p->params->flags & TEGRA_PLLU ? PLLU_POST_DIVP_MASK :\
                      mask(p->params->div_nmp->divp_width))

#define divm_shift(p) ((p)->params->div_nmp->divm_shift)
#define divn_shift(p) ((p)->params->div_nmp->divn_shift)
#define divp_shift(p) ((p)->params->div_nmp->divp_shift)

#define divm_mask_shifted(p) (divm_mask(p) << divm_shift(p))
#define divn_mask_shifted(p) (divn_mask(p) << divn_shift(p))
#define divp_mask_shifted(p) (divp_mask(p) << divp_shift(p))

#define PLL_LOCKDET_DELAY 2     /* Lock detection safety delays */
static int tegra210_wait_for_mask(struct tegra_clk_pll *pll,
                                  u32 reg, u32 mask)
{
        int i;
        u32 val = 0;

        for (i = 0; i < pll->params->lock_delay / PLL_LOCKDET_DELAY + 1; i++) {
                udelay(PLL_LOCKDET_DELAY);
                val = readl_relaxed(clk_base + reg);
                if ((val & mask) == mask) {
                        udelay(PLL_LOCKDET_DELAY);
                        return 0;
                }
        }
        return -ETIMEDOUT;
}

static int tegra210_pllx_dyn_ramp(struct tegra_clk_pll *pllx,
                struct tegra_clk_pll_freq_table *cfg)
{
        u32 val, base, ndiv_new_mask;

        ndiv_new_mask = (divn_mask(pllx) >> pllx->params->div_nmp->divn_shift)
                         << PLLX_MISC2_NDIV_NEW_SHIFT;

        val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
        val &= (~ndiv_new_mask);
        val |= cfg->n << PLLX_MISC2_NDIV_NEW_SHIFT;
        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
        udelay(1);

        val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]);
        val |= PLLX_MISC2_EN_DYNRAMP;
        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
        udelay(1);

        tegra210_wait_for_mask(pllx, pllx->params->ext_misc_reg[2],
                               PLLX_MISC2_DYNRAMP_DONE);

        base = readl_relaxed(clk_base + pllx->params->base_reg) &
                (~divn_mask_shifted(pllx));
        base |= cfg->n << pllx->params->div_nmp->divn_shift;
        writel_relaxed(base, clk_base + pllx->params->base_reg);
        udelay(1);

        val &= ~PLLX_MISC2_EN_DYNRAMP;
        writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]);
        udelay(1);

        pr_debug("%s: dynamic ramp to m = %u n = %u p = %u, Fout = %lu kHz\n",
                 __clk_get_name(pllx->hw.clk), cfg->m, cfg->n, cfg->p,
                 cfg->input_rate / cfg->m * cfg->n /
                 pllx->params->pdiv_tohw[cfg->p].pdiv / 1000);

        return 0;
}

/*
 * Common configuration for PLLs with fixed input divider policy:
 * - always set fixed M-value based on the reference rate
 * - always set P-value value 1:1 for output rates above VCO minimum, and
 *   choose minimum necessary P-value for output rates below VCO maximum
 * - calculate N-value based on selected M and P
 * - calculate SDM_DIN fractional part
 */
static int tegra210_pll_fixed_mdiv_cfg(struct clk_hw *hw,
                               struct tegra_clk_pll_freq_table *cfg,
                               unsigned long rate, unsigned long input_rate)
{
        struct tegra_clk_pll *pll = to_clk_pll(hw);
        struct tegra_clk_pll_params *params = pll->params;
        int p;
        unsigned long cf, p_rate;
        u32 pdiv;

        if (!rate)
                return -EINVAL;

        if (!(params->flags & TEGRA_PLL_VCO_OUT)) {
                p = DIV_ROUND_UP(params->vco_min, rate);
                p = params->round_p_to_pdiv(p, &pdiv);
        } else {
                p = rate >= params->vco_min ? 1 : -EINVAL;
        }

        if (IS_ERR_VALUE(p))
                return -EINVAL;

        cfg->m = tegra_pll_get_fixed_mdiv(hw, input_rate);
        cfg->p = p;

        /* Store P as HW value, as that is what is expected */
        cfg->p = tegra_pll_p_div_to_hw(pll, cfg->p);

        p_rate = rate * p;
        if (p_rate > params->vco_max)
                p_rate = params->vco_max;
        cf = input_rate / cfg->m;
        cfg->n = p_rate / cf;

        cfg->sdm_data = 0;
        if (params->sdm_ctrl_reg) {
                unsigned long rem = p_rate - cf * cfg->n;
                /* If ssc is enabled SDM enabled as well, even for integer n */
                if (rem || params->ssc_ctrl_reg) {
                        u64 s = rem * PLL_SDM_COEFF;

                        do_div(s, cf);
                        s -= PLL_SDM_COEFF / 2;
                        cfg->sdm_data = sdin_din_to_data(s);
                }
        }

        cfg->input_rate = input_rate;
        cfg->output_rate = rate;

        return 0;
}

/*
 * clk_pll_set_gain - set gain to m, n to calculate correct VCO rate
 *
 * @cfg: struct tegra_clk_pll_freq_table * cfg
 *
 * For Normal mode:
 *     Fvco = Fref * NDIV / MDIV
 *
 * For fractional mode:
 *     Fvco = Fref * (NDIV + 0.5 + SDM_DIN / PLL_SDM_COEFF) / MDIV
 */
static void tegra210_clk_pll_set_gain(struct tegra_clk_pll_freq_table *cfg)
{
        cfg->n = cfg->n * PLL_SDM_COEFF + PLL_SDM_COEFF/2 +
                        sdin_data_to_din(cfg->sdm_data);
        cfg->m *= PLL_SDM_COEFF;
}

unsigned long tegra210_clk_adjust_vco_min(struct tegra_clk_pll_params *params,
                                          unsigned long parent_rate)
{
        unsigned long vco_min = params->vco_min;

        params->vco_min += DIV_ROUND_UP(parent_rate, PLL_SDM_COEFF);
        vco_min = min(vco_min, params->vco_min);

        return vco_min;
}

static struct div_nmp pllx_nmp = {
        .divm_shift = 0,
        .divm_width = 8,
        .divn_shift = 8,
        .divn_width = 8,
        .divp_shift = 20,
        .divp_width = 5,
};
/*
 * PLL post divider maps - two types: quasi-linear and exponential
 * post divider.
 */
#define PLL_QLIN_PDIV_MAX       16
static const struct pdiv_map pll_qlin_pdiv_to_hw[] = {
        { .pdiv =  1, .hw_val =  0 },
        { .pdiv =  2, .hw_val =  1 },
        { .pdiv =  3, .hw_val =  2 },
        { .pdiv =  4, .hw_val =  3 },
        { .pdiv =  5, .hw_val =  4 },
        { .pdiv =  6, .hw_val =  5 },
        { .pdiv =  8, .hw_val =  6 },
        { .pdiv =  9, .hw_val =  7 },
        { .pdiv = 10, .hw_val =  8 },
        { .pdiv = 12, .hw_val =  9 },
        { .pdiv = 15, .hw_val = 10 },
        { .pdiv = 16, .hw_val = 11 },
        { .pdiv = 18, .hw_val = 12 },
        { .pdiv = 20, .hw_val = 13 },
        { .pdiv = 24, .hw_val = 14 },
        { .pdiv = 30, .hw_val = 15 },
        { .pdiv = 32, .hw_val = 16 },
};

static u32 pll_qlin_p_to_pdiv(u32 p, u32 *pdiv)
{
        int i;

        if (p) {
                for (i = 0; i <= PLL_QLIN_PDIV_MAX; i++) {
                        if (p <= pll_qlin_pdiv_to_hw[i].pdiv) {
                                if (pdiv)
                                        *pdiv = i;
                                return pll_qlin_pdiv_to_hw[i].pdiv;
                        }
                }
        }

        return -EINVAL;
}

#define PLL_EXPO_PDIV_MAX       7
static const struct pdiv_map pll_expo_pdiv_to_hw[] = {
        { .pdiv =   1, .hw_val = 0 },
        { .pdiv =   2, .hw_val = 1 },
        { .pdiv =   4, .hw_val = 2 },
        { .pdiv =   8, .hw_val = 3 },
        { .pdiv =  16, .hw_val = 4 },
        { .pdiv =  32, .hw_val = 5 },
        { .pdiv =  64, .hw_val = 6 },
        { .pdiv = 128, .hw_val = 7 },
};

static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv)
{
        if (p) {
                u32 i = fls(p);

                if (i == ffs(p))
                        i--;

                if (i <= PLL_EXPO_PDIV_MAX) {
                        if (pdiv)
                                *pdiv = i;
                        return 1 << i;
                }
        }
        return -EINVAL;
}

static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
        /* 1 GHz */
        { 12000000, 1000000000, 166, 1, 1, 0 }, /* actual: 996.0 MHz */
        { 13000000, 1000000000, 153, 1, 1, 0 }, /* actual: 994.0 MHz */
        { 38400000, 1000000000, 156, 3, 1, 0 }, /* actual: 998.4 MHz */
        {        0,          0,   0, 0, 0, 0 },
};

static struct tegra_clk_pll_params pll_x_params = {
        .input_min = 12000000,
        .input_max = 800000000,
        .cf_min = 12000000,
        .cf_max = 38400000,
        .vco_min = 1350000000,
        .vco_max = 3000000000UL,
        .base_reg = PLLX_BASE,
        .misc_reg = PLLX_MISC0,
        .lock_mask = PLL_BASE_LOCK,
        .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
        .lock_delay = 300,
        .ext_misc_reg[0] = PLLX_MISC0,
        .ext_misc_reg[1] = PLLX_MISC1,
        .ext_misc_reg[2] = PLLX_MISC2,
        .ext_misc_reg[3] = PLLX_MISC3,
        .ext_misc_reg[4] = PLLX_MISC4,
        .ext_misc_reg[5] = PLLX_MISC5,
        .iddq_reg = PLLX_MISC3,
        .iddq_bit_idx = PLLXP_IDDQ_BIT,
        .max_p = PLL_QLIN_PDIV_MAX,
        .mdiv_default = 2,
        .dyn_ramp_reg = PLLX_MISC2,
        .stepa_shift = 16,
        .stepb_shift = 24,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .div_nmp = &pllx_nmp,
        .freq_table = pll_x_freq_table,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
        .dyn_ramp = tegra210_pllx_dyn_ramp,
        .set_defaults = tegra210_pllx_set_defaults,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};

static struct div_nmp pllc_nmp = {
        .divm_shift = 0,
        .divm_width = 8,
        .divn_shift = 10,
        .divn_width = 8,
        .divp_shift = 20,
        .divp_width = 5,
};

static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = {
        { 12000000, 510000000, 85, 1, 1, 0 },
        { 13000000, 510000000, 78, 1, 1, 0 }, /* actual: 507.0 MHz */
        { 38400000, 510000000, 79, 3, 1, 0 }, /* actual: 505.6 MHz */
        {        0,         0,  0, 0, 0, 0 },
};

static struct tegra_clk_pll_params pll_c_params = {
        .input_min = 12000000,
        .input_max = 700000000,
        .cf_min = 12000000,
        .cf_max = 50000000,
        .vco_min = 600000000,
        .vco_max = 1200000000,
        .base_reg = PLLC_BASE,
        .misc_reg = PLLC_MISC0,
        .lock_mask = PLL_BASE_LOCK,
        .lock_delay = 300,
        .iddq_reg = PLLC_MISC1,
        .iddq_bit_idx = PLLCX_IDDQ_BIT,
        .reset_reg = PLLC_MISC0,
        .reset_bit_idx = PLLCX_RESET_BIT,
        .max_p = PLL_QLIN_PDIV_MAX,
        .ext_misc_reg[0] = PLLC_MISC0,
        .ext_misc_reg[1] = PLLC_MISC1,
        .ext_misc_reg[2] = PLLC_MISC2,
        .ext_misc_reg[3] = PLLC_MISC3,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .mdiv_default = 3,
        .div_nmp = &pllc_nmp,
        .freq_table = pll_cx_freq_table,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
        .set_defaults = _pllc_set_defaults,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};

static struct div_nmp pllcx_nmp = {
        .divm_shift = 0,
        .divm_width = 8,
        .divn_shift = 10,
        .divn_width = 8,
        .divp_shift = 20,
        .divp_width = 5,
};

static struct tegra_clk_pll_params pll_c2_params = {
        .input_min = 12000000,
        .input_max = 700000000,
        .cf_min = 12000000,
        .cf_max = 50000000,
        .vco_min = 600000000,
        .vco_max = 1200000000,
        .base_reg = PLLC2_BASE,
        .misc_reg = PLLC2_MISC0,
        .iddq_reg = PLLC2_MISC1,
        .iddq_bit_idx = PLLCX_IDDQ_BIT,
        .reset_reg = PLLC2_MISC0,
        .reset_bit_idx = PLLCX_RESET_BIT,
        .lock_mask = PLLCX_BASE_LOCK,
        .lock_delay = 300,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .mdiv_default = 3,
        .div_nmp = &pllcx_nmp,
        .max_p = PLL_QLIN_PDIV_MAX,
        .ext_misc_reg[0] = PLLC2_MISC0,
        .ext_misc_reg[1] = PLLC2_MISC1,
        .ext_misc_reg[2] = PLLC2_MISC2,
        .ext_misc_reg[3] = PLLC2_MISC3,
        .freq_table = pll_cx_freq_table,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
        .set_defaults = _pllc2_set_defaults,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};

static struct tegra_clk_pll_params pll_c3_params = {
        .input_min = 12000000,
        .input_max = 700000000,
        .cf_min = 12000000,
        .cf_max = 50000000,
        .vco_min = 600000000,
        .vco_max = 1200000000,
        .base_reg = PLLC3_BASE,
        .misc_reg = PLLC3_MISC0,
        .lock_mask = PLLCX_BASE_LOCK,
        .lock_delay = 300,
        .iddq_reg = PLLC3_MISC1,
        .iddq_bit_idx = PLLCX_IDDQ_BIT,
        .reset_reg = PLLC3_MISC0,
        .reset_bit_idx = PLLCX_RESET_BIT,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .mdiv_default = 3,
        .div_nmp = &pllcx_nmp,
        .max_p = PLL_QLIN_PDIV_MAX,
        .ext_misc_reg[0] = PLLC3_MISC0,
        .ext_misc_reg[1] = PLLC3_MISC1,
        .ext_misc_reg[2] = PLLC3_MISC2,
        .ext_misc_reg[3] = PLLC3_MISC3,
        .freq_table = pll_cx_freq_table,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
        .set_defaults = _pllc3_set_defaults,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};

static struct div_nmp pllss_nmp = {
        .divm_shift = 0,
        .divm_width = 8,
        .divn_shift = 8,
        .divn_width = 8,
        .divp_shift = 19,
        .divp_width = 5,
};

static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = {
        { 12000000, 600000000, 50, 1, 0, 0 },
        { 13000000, 600000000, 46, 1, 0, 0 }, /* actual: 598.0 MHz */
        { 38400000, 600000000, 62, 4, 0, 0 }, /* actual: 595.2 MHz */
        {        0,         0,  0, 0, 0, 0 },
};

static const struct clk_div_table pll_vco_post_div_table[] = {
        { .val =  0, .div =  1 },
        { .val =  1, .div =  2 },
        { .val =  2, .div =  3 },
        { .val =  3, .div =  4 },
        { .val =  4, .div =  5 },
        { .val =  5, .div =  6 },
        { .val =  6, .div =  8 },
        { .val =  7, .div = 10 },
        { .val =  8, .div = 12 },
        { .val =  9, .div = 16 },
        { .val = 10, .div = 12 },
        { .val = 11, .div = 16 },
        { .val = 12, .div = 20 },
        { .val = 13, .div = 24 },
        { .val = 14, .div = 32 },
        { .val =  0, .div =  0 },
};

static struct tegra_clk_pll_params pll_c4_vco_params = {
        .input_min = 9600000,
        .input_max = 800000000,
        .cf_min = 9600000,
        .cf_max = 19200000,
        .vco_min = 500000000,
        .vco_max = 1080000000,
        .base_reg = PLLC4_BASE,
        .misc_reg = PLLC4_MISC0,
        .lock_mask = PLL_BASE_LOCK,
        .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
        .lock_delay = 300,
        .max_p = PLL_QLIN_PDIV_MAX,
        .ext_misc_reg[0] = PLLC4_MISC0,
        .iddq_reg = PLLC4_BASE,
        .iddq_bit_idx = PLLSS_IDDQ_BIT,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .mdiv_default = 3,
        .div_nmp = &pllss_nmp,
        .freq_table = pll_c4_vco_freq_table,
        .set_defaults = tegra210_pllc4_set_defaults,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE |
                 TEGRA_PLL_VCO_OUT,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};

static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
        { 12000000,  800000000,  66, 1, 0, 0 }, /* actual: 792.0 MHz */
        { 13000000,  800000000,  61, 1, 0, 0 }, /* actual: 793.0 MHz */
        { 38400000,  297600000,  93, 4, 2, 0 },
        { 38400000,  400000000, 125, 4, 2, 0 },
        { 38400000,  532800000, 111, 4, 1, 0 },
        { 38400000,  665600000, 104, 3, 1, 0 },
        { 38400000,  800000000, 125, 3, 1, 0 },
        { 38400000,  931200000,  97, 4, 0, 0 },
        { 38400000, 1065600000, 111, 4, 0, 0 },
        { 38400000, 1200000000, 125, 4, 0, 0 },
        { 38400000, 1331200000, 104, 3, 0, 0 },
        { 38400000, 1459200000,  76, 2, 0, 0 },
        { 38400000, 1600000000, 125, 3, 0, 0 },
        {        0,          0,   0, 0, 0, 0 },
};

static struct div_nmp pllm_nmp = {
        .divm_shift = 0,
        .divm_width = 8,
        .override_divm_shift = 0,
        .divn_shift = 8,
        .divn_width = 8,
        .override_divn_shift = 8,
        .divp_shift = 20,
        .divp_width = 5,
        .override_divp_shift = 27,
};

static struct tegra_clk_pll_params pll_m_params = {
        .input_min = 9600000,
        .input_max = 500000000,
        .cf_min = 9600000,
        .cf_max = 19200000,
        .vco_min = 800000000,
        .vco_max = 1866000000,
        .base_reg = PLLM_BASE,
        .misc_reg = PLLM_MISC1,
        .lock_mask = PLL_BASE_LOCK,
        .lock_enable_bit_idx = PLLM_MISC_LOCK_ENABLE,
        .lock_delay = 300,
        .iddq_reg = PLLM_MISC0,
        .iddq_bit_idx = PLLM_IDDQ_BIT,
        .max_p = PLL_QLIN_PDIV_MAX,
        .ext_misc_reg[0] = PLLM_MISC0,
        .ext_misc_reg[0] = PLLM_MISC1,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .div_nmp = &pllm_nmp,
        .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE,
        .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2,
        .freq_table = pll_m_freq_table,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};

static struct tegra_clk_pll_params pll_mb_params = {
        .input_min = 9600000,
        .input_max = 500000000,
        .cf_min = 9600000,
        .cf_max = 19200000,
        .vco_min = 800000000,
        .vco_max = 1866000000,
        .base_reg = PLLMB_BASE,
        .misc_reg = PLLMB_MISC0,
        .lock_mask = PLL_BASE_LOCK,
        .lock_enable_bit_idx = PLLMB_MISC_LOCK_ENABLE,
        .lock_delay = 300,
        .iddq_reg = PLLMB_MISC0,
        .iddq_bit_idx = PLLMB_IDDQ_BIT,
        .max_p = PLL_QLIN_PDIV_MAX,
        .ext_misc_reg[0] = PLLMB_MISC0,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .div_nmp = &pllm_nmp,
        .freq_table = pll_m_freq_table,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
        .set_defaults = tegra210_pllmb_set_defaults,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};


static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
        /* PLLE special case: use cpcon field to store cml divider value */
        { 672000000, 100000000, 125, 42, 0, 13 },
        { 624000000, 100000000, 125, 39, 0, 13 },
        { 336000000, 100000000, 125, 21, 0, 13 },
        { 312000000, 100000000, 200, 26, 0, 14 },
        {  38400000, 100000000, 125,  2, 0, 14 },
        {  12000000, 100000000, 200,  1, 0, 14 },
        {         0,         0,   0,  0, 0,  0 },
};

static struct div_nmp plle_nmp = {
        .divm_shift = 0,
        .divm_width = 8,
        .divn_shift = 8,
        .divn_width = 8,
        .divp_shift = 24,
        .divp_width = 5,
};

static struct tegra_clk_pll_params pll_e_params = {
        .input_min = 12000000,
        .input_max = 800000000,
        .cf_min = 12000000,
        .cf_max = 38400000,
        .vco_min = 1600000000,
        .vco_max = 2500000000U,
        .base_reg = PLLE_BASE,
        .misc_reg = PLLE_MISC0,
        .aux_reg = PLLE_AUX,
        .lock_mask = PLLE_MISC_LOCK,
        .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
        .lock_delay = 300,
        .div_nmp = &plle_nmp,
        .freq_table = pll_e_freq_table,
        .flags = TEGRA_PLL_FIXED | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_USE_LOCK |
                 TEGRA_PLL_HAS_LOCK_ENABLE,
        .fixed_rate = 100000000,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};

static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = {
        { 12000000, 672000000, 56, 1, 0, 0 },
        { 13000000, 672000000, 51, 1, 0, 0 }, /* actual: 663.0 MHz */
        { 38400000, 672000000, 70, 4, 0, 0 },
        {        0,         0,  0, 0, 0, 0 },
};

static struct div_nmp pllre_nmp = {
        .divm_shift = 0,
        .divm_width = 8,
        .divn_shift = 8,
        .divn_width = 8,
        .divp_shift = 16,
        .divp_width = 5,
};

static struct tegra_clk_pll_params pll_re_vco_params = {
        .input_min = 9600000,
        .input_max = 800000000,
        .cf_min = 9600000,
        .cf_max = 19200000,
        .vco_min = 350000000,
        .vco_max = 700000000,
        .base_reg = PLLRE_BASE,
        .misc_reg = PLLRE_MISC0,
        .lock_mask = PLLRE_MISC_LOCK,
        .lock_enable_bit_idx = PLLRE_MISC_LOCK_ENABLE,
        .lock_delay = 300,
        .max_p = PLL_QLIN_PDIV_MAX,
        .ext_misc_reg[0] = PLLRE_MISC0,
        .iddq_reg = PLLRE_MISC0,
        .iddq_bit_idx = PLLRE_IDDQ_BIT,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .div_nmp = &pllre_nmp,
        .freq_table = pll_re_vco_freq_table,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_LOCK_MISC |
                 TEGRA_PLL_HAS_LOCK_ENABLE | TEGRA_PLL_VCO_OUT,
        .set_defaults = tegra210_pllre_set_defaults,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};

static struct div_nmp pllp_nmp = {
        .divm_shift = 0,
        .divm_width = 8,
        .divn_shift = 10,
        .divn_width = 8,
        .divp_shift = 20,
        .divp_width = 5,
};

static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
        { 12000000, 408000000, 34, 1, 0, 0 },
        { 38400000, 408000000, 85, 8, 0, 0 }, /* cf = 4.8MHz, allowed exception */
        {        0,         0,  0, 0, 0, 0 },
};

static struct tegra_clk_pll_params pll_p_params = {
        .input_min = 9600000,
        .input_max = 800000000,
        .cf_min = 9600000,
        .cf_max = 19200000,
        .vco_min = 350000000,
        .vco_max = 700000000,
        .base_reg = PLLP_BASE,
        .misc_reg = PLLP_MISC0,
        .lock_mask = PLL_BASE_LOCK,
        .lock_enable_bit_idx = PLLP_MISC_LOCK_ENABLE,
        .lock_delay = 300,
        .iddq_reg = PLLP_MISC0,
        .iddq_bit_idx = PLLXP_IDDQ_BIT,
        .ext_misc_reg[0] = PLLP_MISC0,
        .ext_misc_reg[1] = PLLP_MISC1,
        .div_nmp = &pllp_nmp,
        .freq_table = pll_p_freq_table,
        .fixed_rate = 408000000,
        .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK |
                 TEGRA_PLL_HAS_LOCK_ENABLE | TEGRA_PLL_VCO_OUT,
        .set_defaults = tegra210_pllp_set_defaults,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};

static struct tegra_clk_pll_params pll_a1_params = {
        .input_min = 12000000,
        .input_max = 700000000,
        .cf_min = 12000000,
        .cf_max = 50000000,
        .vco_min = 600000000,
        .vco_max = 1200000000,
        .base_reg = PLLA1_BASE,
        .misc_reg = PLLA1_MISC0,
        .lock_mask = PLLCX_BASE_LOCK,
        .lock_delay = 300,
        .iddq_reg = PLLA1_MISC0,
        .iddq_bit_idx = PLLCX_IDDQ_BIT,
        .reset_reg = PLLA1_MISC0,
        .reset_bit_idx = PLLCX_RESET_BIT,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .div_nmp = &pllc_nmp,
        .ext_misc_reg[0] = PLLA1_MISC0,
        .ext_misc_reg[1] = PLLA1_MISC1,
        .ext_misc_reg[2] = PLLA1_MISC2,
        .ext_misc_reg[3] = PLLA1_MISC3,
        .freq_table = pll_cx_freq_table,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
        .set_defaults = _plla1_set_defaults,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};

static struct div_nmp plla_nmp = {
        .divm_shift = 0,
        .divm_width = 8,
        .divn_shift = 8,
        .divn_width = 8,
        .divp_shift = 20,
        .divp_width = 5,
};

static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
        { 12000000, 282240000, 47, 1, 1, 1, 0xf148 }, /* actual: 282240234 */
        { 12000000, 368640000, 61, 1, 1, 1, 0xfe15 }, /* actual: 368640381 */
        { 12000000, 240000000, 60, 1, 2, 1,      0 },
        { 13000000, 282240000, 43, 1, 1, 1, 0xfd7d }, /* actual: 282239807 */
        { 13000000, 368640000, 56, 1, 1, 1, 0x06d8 }, /* actual: 368640137 */
        { 13000000, 240000000, 55, 1, 2, 1,      0 }, /* actual: 238.3 MHz */
        { 38400000, 282240000, 44, 3, 1, 1, 0xf333 }, /* actual: 282239844 */
        { 38400000, 368640000, 57, 3, 1, 1, 0x0333 }, /* actual: 368639844 */
        { 38400000, 240000000, 75, 3, 3, 1,      0 },
        {        0,         0,  0, 0, 0, 0,      0 },
};

static struct tegra_clk_pll_params pll_a_params = {
        .input_min = 12000000,
        .input_max = 800000000,
        .cf_min = 12000000,
        .cf_max = 19200000,
        .vco_min = 500000000,
        .vco_max = 1000000000,
        .base_reg = PLLA_BASE,
        .misc_reg = PLLA_MISC0,
        .lock_mask = PLL_BASE_LOCK,
        .lock_enable_bit_idx = PLLA_MISC_LOCK_ENABLE,
        .lock_delay = 300,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .iddq_reg = PLLA_BASE,
        .iddq_bit_idx = PLLA_IDDQ_BIT,
        .div_nmp = &plla_nmp,
        .sdm_din_reg = PLLA_MISC1,
        .sdm_din_mask = PLLA_SDM_DIN_MASK,
        .sdm_ctrl_reg = PLLA_MISC2,
        .sdm_ctrl_en_mask = PLLA_SDM_EN_MASK,
        .ext_misc_reg[0] = PLLA_MISC0,
        .ext_misc_reg[1] = PLLA_MISC1,
        .ext_misc_reg[2] = PLLA_MISC2,
        .freq_table = pll_a_freq_table,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_MDIV_NEW |
                 TEGRA_PLL_HAS_LOCK_ENABLE,
        .set_defaults = tegra210_plla_set_defaults,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
        .set_gain = tegra210_clk_pll_set_gain,
        .adjust_vco = tegra210_clk_adjust_vco_min,
};

static struct div_nmp plld_nmp = {
        .divm_shift = 0,
        .divm_width = 8,
        .divn_shift = 11,
        .divn_width = 8,
        .divp_shift = 20,
        .divp_width = 3,
};

static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
        { 12000000, 594000000, 99, 1, 1, 0,      0 },
        { 13000000, 594000000, 91, 1, 1, 0, 0xfc4f }, /* actual: 594000183 */
        { 38400000, 594000000, 30, 1, 1, 0, 0x0e00 },
        {        0,         0,  0, 0, 0, 0,      0 },
};

static struct tegra_clk_pll_params pll_d_params = {
        .input_min = 12000000,
        .input_max = 800000000,
        .cf_min = 12000000,
        .cf_max = 38400000,
        .vco_min = 750000000,
        .vco_max = 1500000000,
        .base_reg = PLLD_BASE,
        .misc_reg = PLLD_MISC0,
        .lock_mask = PLL_BASE_LOCK,
        .lock_enable_bit_idx = PLLD_MISC_LOCK_ENABLE,
        .lock_delay = 1000,
        .iddq_reg = PLLD_MISC0,
        .iddq_bit_idx = PLLD_IDDQ_BIT,
        .round_p_to_pdiv = pll_expo_p_to_pdiv,
        .pdiv_tohw = pll_expo_pdiv_to_hw,
        .div_nmp = &plld_nmp,
        .sdm_din_reg = PLLD_MISC0,
        .sdm_din_mask = PLLA_SDM_DIN_MASK,
        .sdm_ctrl_reg = PLLD_MISC0,
        .sdm_ctrl_en_mask = PLLD_SDM_EN_MASK,
        .ext_misc_reg[0] = PLLD_MISC0,
        .ext_misc_reg[1] = PLLD_MISC1,
        .freq_table = pll_d_freq_table,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
        .mdiv_default = 1,
        .set_defaults = tegra210_plld_set_defaults,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
        .set_gain = tegra210_clk_pll_set_gain,
        .adjust_vco = tegra210_clk_adjust_vco_min,
};

static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = {
        { 12000000, 594000000, 99, 1, 1, 0, 0xf000 },
        { 13000000, 594000000, 91, 1, 1, 0, 0xfc4f }, /* actual: 594000183 */
        { 38400000, 594000000, 30, 1, 1, 0, 0x0e00 },
        {        0,         0,  0, 0, 0, 0,      0 },
};

/* s/w policy, always tegra_pll_ref */
static struct tegra_clk_pll_params pll_d2_params = {
        .input_min = 12000000,
        .input_max = 800000000,
        .cf_min = 12000000,
        .cf_max = 38400000,
        .vco_min = 750000000,
        .vco_max = 1500000000,
        .base_reg = PLLD2_BASE,
        .misc_reg = PLLD2_MISC0,
        .lock_mask = PLL_BASE_LOCK,
        .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
        .lock_delay = 300,
        .iddq_reg = PLLD2_BASE,
        .iddq_bit_idx = PLLSS_IDDQ_BIT,
        .sdm_din_reg = PLLD2_MISC3,
        .sdm_din_mask = PLLA_SDM_DIN_MASK,
        .sdm_ctrl_reg = PLLD2_MISC1,
        .sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK,
        .ssc_ctrl_reg = PLLD2_MISC1,
        .ssc_ctrl_en_mask = PLLD2_SSC_EN_MASK,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .div_nmp = &pllss_nmp,
        .ext_misc_reg[0] = PLLD2_MISC0,
        .ext_misc_reg[1] = PLLD2_MISC1,
        .ext_misc_reg[2] = PLLD2_MISC2,
        .ext_misc_reg[3] = PLLD2_MISC3,
        .max_p = PLL_QLIN_PDIV_MAX,
        .mdiv_default = 1,
        .freq_table = tegra210_pll_d2_freq_table,
        .set_defaults = tegra210_plld2_set_defaults,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
        .set_gain = tegra210_clk_pll_set_gain,
        .adjust_vco = tegra210_clk_adjust_vco_min,
};

static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = {
        { 12000000, 270000000, 90, 1, 3, 0, 0xf000 },
        { 13000000, 270000000, 83, 1, 3, 0, 0xf000 }, /* actual: 269.8 MHz */
        { 38400000, 270000000, 28, 1, 3, 0, 0xf400 },
        {        0,         0,  0, 0, 0, 0,      0 },
};

static struct tegra_clk_pll_params pll_dp_params = {
        .input_min = 12000000,
        .input_max = 800000000,
        .cf_min = 12000000,
        .cf_max = 38400000,
        .vco_min = 750000000,
        .vco_max = 1500000000,
        .base_reg = PLLDP_BASE,
        .misc_reg = PLLDP_MISC,
        .lock_mask = PLL_BASE_LOCK,
        .lock_enable_bit_idx = PLLSS_MISC_LOCK_ENABLE,
        .lock_delay = 300,
        .iddq_reg = PLLDP_BASE,
        .iddq_bit_idx = PLLSS_IDDQ_BIT,
        .sdm_din_reg = PLLDP_SS_CTRL2,
        .sdm_din_mask = PLLA_SDM_DIN_MASK,
        .sdm_ctrl_reg = PLLDP_SS_CFG,
        .sdm_ctrl_en_mask = PLLDP_SDM_EN_MASK,
        .ssc_ctrl_reg = PLLDP_SS_CFG,
        .ssc_ctrl_en_mask = PLLDP_SSC_EN_MASK,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .div_nmp = &pllss_nmp,
        .ext_misc_reg[0] = PLLDP_MISC,
        .ext_misc_reg[1] = PLLDP_SS_CFG,
        .ext_misc_reg[2] = PLLDP_SS_CTRL1,
        .ext_misc_reg[3] = PLLDP_SS_CTRL2,
        .max_p = PLL_QLIN_PDIV_MAX,
        .mdiv_default = 1,
        .freq_table = pll_dp_freq_table,
        .set_defaults = tegra210_plldp_set_defaults,
        .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
        .set_gain = tegra210_clk_pll_set_gain,
        .adjust_vco = tegra210_clk_adjust_vco_min,
};

static struct div_nmp pllu_nmp = {
        .divm_shift = 0,
        .divm_width = 8,
        .divn_shift = 8,
        .divn_width = 8,
        .divp_shift = 16,
        .divp_width = 5,
};

static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
        { 12000000, 480000000, 40, 1, 0, 0 },
        { 13000000, 480000000, 36, 1, 0, 0 }, /* actual: 468.0 MHz */
        { 38400000, 480000000, 25, 2, 0, 0 },
        {        0,         0,  0, 0, 0, 0 },
};

static struct tegra_clk_pll_params pll_u_vco_params = {
        .input_min = 9600000,
        .input_max = 800000000,
        .cf_min = 9600000,
        .cf_max = 19200000,
        .vco_min = 350000000,
        .vco_max = 700000000,
        .base_reg = PLLU_BASE,
        .misc_reg = PLLU_MISC0,
        .lock_mask = PLL_BASE_LOCK,
        .lock_enable_bit_idx = PLLU_MISC_LOCK_ENABLE,
        .lock_delay = 1000,
        .iddq_reg = PLLU_MISC0,
        .iddq_bit_idx = PLLU_IDDQ_BIT,
        .ext_misc_reg[0] = PLLU_MISC0,
        .ext_misc_reg[1] = PLLU_MISC1,
        .round_p_to_pdiv = pll_qlin_p_to_pdiv,
        .pdiv_tohw = pll_qlin_pdiv_to_hw,
        .div_nmp = &pllu_nmp,
        .freq_table = pll_u_freq_table,
        .flags = TEGRA_PLLU | TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE |
                 TEGRA_PLL_VCO_OUT,
        .set_defaults = tegra210_pllu_set_defaults,
        .calc_rate = tegra210_pll_fixed_mdiv_cfg,
};

struct utmi_clk_param {
        /* Oscillator Frequency in KHz */
        u32 osc_frequency;
        /* UTMIP PLL Enable Delay Count  */
        u8 enable_delay_count;
        /* UTMIP PLL Stable count */
        u16 stable_count;
        /*  UTMIP PLL Active delay count */
        u8 active_delay_count;
        /* UTMIP PLL Xtal frequency count */
        u16 xtal_freq_count;
};

static const struct utmi_clk_param utmi_parameters[] = {
        {
                .osc_frequency = 38400000, .enable_delay_count = 0x0,
                .stable_count = 0x0, .active_delay_count = 0x6,
                .xtal_freq_count = 0x80
        }, {
                .osc_frequency = 13000000, .enable_delay_count = 0x02,
                .stable_count = 0x33, .active_delay_count = 0x05,
                .xtal_freq_count = 0x7f
        }, {
                .osc_frequency = 19200000, .enable_delay_count = 0x03,
                .stable_count = 0x4b, .active_delay_count = 0x06,
                .xtal_freq_count = 0xbb
        }, {
                .osc_frequency = 12000000, .enable_delay_count = 0x02,
                .stable_count = 0x2f, .active_delay_count = 0x08,
                .xtal_freq_count = 0x76
        }, {
                .osc_frequency = 26000000, .enable_delay_count = 0x04,
                .stable_count = 0x66, .active_delay_count = 0x09,
                .xtal_freq_count = 0xfe
        }, {
                .osc_frequency = 16800000, .enable_delay_count = 0x03,
                .stable_count = 0x41, .active_delay_count = 0x0a,
                .xtal_freq_count = 0xa4
        },
};

static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = {
        [tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true },
        [tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true },
        [tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true },
        [tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true },
        [tegra_clk_sdmmc2_9] = { .dt_id = TEGRA210_CLK_SDMMC2, .present = true },
        [tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true },
        [tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true },
        [tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true },
        [tegra_clk_sdmmc4_9] = { .dt_id = TEGRA210_CLK_SDMMC4, .present = true },
        [tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true },
        [tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true },
        [tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true },
        [tegra_clk_isp_9] = { .dt_id = TEGRA210_CLK_ISP, .present = true },
        [tegra_clk_disp2_8] = { .dt_id = TEGRA210_CLK_DISP2, .present = true },
        [tegra_clk_disp1_8] = { .dt_id = TEGRA210_CLK_DISP1, .present = true },
        [tegra_clk_host1x_9] = { .dt_id = TEGRA210_CLK_HOST1X, .present = true },
        [tegra_clk_i2s0] = { .dt_id = TEGRA210_CLK_I2S0, .present = true },
        [tegra_clk_apbdma] = { .dt_id = TEGRA210_CLK_APBDMA, .present = true },
        [tegra_clk_kfuse] = { .dt_id = TEGRA210_CLK_KFUSE, .present = true },
        [tegra_clk_sbc1_9] = { .dt_id = TEGRA210_CLK_SBC1, .present = true },
        [tegra_clk_sbc2_9] = { .dt_id = TEGRA210_CLK_SBC2, .present = true },
        [tegra_clk_sbc3_9] = { .dt_id = TEGRA210_CLK_SBC3, .present = true },
        [tegra_clk_i2c5] = { .dt_id = TEGRA210_CLK_I2C5, .present = true },
        [tegra_clk_csi] = { .dt_id = TEGRA210_CLK_CSI, .present = true },
        [tegra_clk_i2c2] = { .dt_id = TEGRA210_CLK_I2C2, .present = true },
        [tegra_clk_uartc_8] = { .dt_id = TEGRA210_CLK_UARTC, .present = true },
        [tegra_clk_mipi_cal] = { .dt_id = TEGRA210_CLK_MIPI_CAL, .present = true },
        [tegra_clk_emc] = { .dt_id = TEGRA210_CLK_EMC, .present = true },
        [tegra_clk_usb2] = { .dt_id = TEGRA210_CLK_USB2, .present = true },
        [tegra_clk_bsev] = { .dt_id = TEGRA210_CLK_BSEV, .present = true },
        [tegra_clk_uartd_8] = { .dt_id = TEGRA210_CLK_UARTD, .present = true },
        [tegra_clk_i2c3] = { .dt_id = TEGRA210_CLK_I2C3, .present = true },
        [tegra_clk_sbc4_9] = { .dt_id = TEGRA210_CLK_SBC4, .present = true },
        [tegra_clk_sdmmc3_9] = { .dt_id = TEGRA210_CLK_SDMMC3, .present = true },
        [tegra_clk_pcie] = { .dt_id = TEGRA210_CLK_PCIE, .present = true },
        [tegra_clk_owr_8] = { .dt_id = TEGRA210_CLK_OWR, .present = true },
        [tegra_clk_afi] = { .dt_id = TEGRA210_CLK_AFI, .present = true },
        [tegra_clk_csite_8] = { .dt_id = TEGRA210_CLK_CSITE, .present = true },
        [tegra_clk_soc_therm_8] = { .dt_id = TEGRA210_CLK_SOC_THERM, .present = true },
        [tegra_clk_dtv] = { .dt_id = TEGRA210_CLK_DTV, .present = true },
        [tegra_clk_i2cslow] = { .dt_id = TEGRA210_CLK_I2CSLOW, .present = true },
        [tegra_clk_tsec_8] = { .dt_id = TEGRA210_CLK_TSEC, .present = true },
        [tegra_clk_xusb_host] = { .dt_id = TEGRA210_CLK_XUSB_HOST, .present = true },
        [tegra_clk_csus] = { .dt_id = TEGRA210_CLK_CSUS, .present = true },
        [tegra_clk_mselect] = { .dt_id = TEGRA210_CLK_MSELECT, .present = true },
        [tegra_clk_tsensor] = { .dt_id = TEGRA210_CLK_TSENSOR, .present = true },
        [tegra_clk_i2s3] = { .dt_id = TEGRA210_CLK_I2S3, .present = true },
        [tegra_clk_i2s4] = { .dt_id = TEGRA210_CLK_I2S4, .present = true },
        [tegra_clk_i2c4] = { .dt_id = TEGRA210_CLK_I2C4, .present = true },
        [tegra_clk_d_audio] = { .dt_id = TEGRA210_CLK_D_AUDIO, .present = true },
        [tegra_clk_hda2codec_2x_8] = { .dt_id = TEGRA210_CLK_HDA2CODEC_2X, .present = true },
        [tegra_clk_spdif_2x] = { .dt_id = TEGRA210_CLK_SPDIF_2X, .present = true },
        [tegra_clk_actmon] = { .dt_id = TEGRA210_CLK_ACTMON, .present = true },
        [tegra_clk_extern1] = { .dt_id = TEGRA210_CLK_EXTERN1, .present = true },
        [tegra_clk_extern2] = { .dt_id = TEGRA210_CLK_EXTERN2, .present = true },
        [tegra_clk_extern3] = { .dt_id = TEGRA210_CLK_EXTERN3, .present = true },
        [tegra_clk_sata_oob_8] = { .dt_id = TEGRA210_CLK_SATA_OOB, .present = true },
        [tegra_clk_sata_8] = { .dt_id = TEGRA210_CLK_SATA, .present = true },
        [tegra_clk_hda_8] = { .dt_id = TEGRA210_CLK_HDA, .present = true },
        [tegra_clk_hda2hdmi] = { .dt_id = TEGRA210_CLK_HDA2HDMI, .present = true },
        [tegra_clk_cilab] = { .dt_id = TEGRA210_CLK_CILAB, .present = true },
        [tegra_clk_cilcd] = { .dt_id = TEGRA210_CLK_CILCD, .present = true },
        [tegra_clk_cile] = { .dt_id = TEGRA210_CLK_CILE, .present = true },
        [tegra_clk_dsialp] = { .dt_id = TEGRA210_CLK_DSIALP, .present = true },
        [tegra_clk_dsiblp] = { .dt_id = TEGRA210_CLK_DSIBLP, .present = true },
        [tegra_clk_entropy_8] = { .dt_id = TEGRA210_CLK_ENTROPY, .present = true },
        [tegra_clk_xusb_ss] = { .dt_id = TEGRA210_CLK_XUSB_SS, .present = true },
        [tegra_clk_i2c6] = { .dt_id = TEGRA210_CLK_I2C6, .present = true },
        [tegra_clk_vim2_clk] = { .dt_id = TEGRA210_CLK_VIM2_CLK, .present = true },
        [tegra_clk_clk72Mhz_8] = { .dt_id = TEGRA210_CLK_CLK72MHZ, .present = true },
        [tegra_clk_vic03_8] = { .dt_id = TEGRA210_CLK_VIC03, .present = true },
        [tegra_clk_dpaux] = { .dt_id = TEGRA210_CLK_DPAUX, .present = true },
        [tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true },
        [tegra_clk_sor0_lvds] = { .dt_id = TEGRA210_CLK_SOR0_LVDS, .present = true },
        [tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true },
        [tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, },
        [tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true },
        [tegra_clk_vfir] = { .dt_id = TEGRA210_CLK_VFIR, .present = true },
        [tegra_clk_spdif_in_8] = { .dt_id = TEGRA210_CLK_SPDIF_IN, .present = true },
        [tegra_clk_spdif_out] = { .dt_id = TEGRA210_CLK_SPDIF_OUT, .present = true },
        [tegra_clk_vi_10] = { .dt_id = TEGRA210_CLK_VI, .present = true },
        [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR, .present = true },
        [tegra_clk_fuse] = { .dt_id = TEGRA210_CLK_FUSE, .present = true },
        [tegra_clk_fuse_burn] = { .dt_id = TEGRA210_CLK_FUSE_BURN, .present = true },
        [tegra_clk_clk_32k] = { .dt_id = TEGRA210_CLK_CLK_32K, .present = true },
        [tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true },
        [tegra_clk_clk_m_div2] = { .dt_id = TEGRA210_CLK_CLK_M_DIV2, .present = true },
        [tegra_clk_clk_m_div4] = { .dt_id = TEGRA210_CLK_CLK_M_DIV4, .present = true },
        [tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true },
        [tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true },
        [tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true },
        [tegra_clk_pll_c2] = { .dt_id = TEGRA210_CLK_PLL_C2, .present = true },
        [tegra_clk_pll_c3] = { .dt_id = TEGRA210_CLK_PLL_C3, .present = true },
        [tegra_clk_pll_m] = { .dt_id = TEGRA210_CLK_PLL_M, .present = true },
        [tegra_clk_pll_m_out1] = { .dt_id = TEGRA210_CLK_PLL_M_OUT1, .present = true },
        [tegra_clk_pll_p] = { .dt_id = TEGRA210_CLK_PLL_P, .present = true },
        [tegra_clk_pll_p_out1] = { .dt_id = TEGRA210_CLK_PLL_P_OUT1, .present = true },
        [tegra_clk_pll_p_out3] = { .dt_id = TEGRA210_CLK_PLL_P_OUT3, .present = true },
        [tegra_clk_pll_p_out4_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT4, .present = true },
        [tegra_clk_pll_p_out_hsio] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_HSIO, .present = true },
        [tegra_clk_pll_p_out_xusb] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_XUSB, .present = true },
        [tegra_clk_pll_p_out_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_CPU, .present = true },
        [tegra_clk_pll_p_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_ADSP, .present = true },
        [tegra_clk_pll_a] = { .dt_id = TEGRA210_CLK_PLL_A, .present = true },
        [tegra_clk_pll_a_out0] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0, .present = true },
        [tegra_clk_pll_d] = { .dt_id = TEGRA210_CLK_PLL_D, .present = true },
        [tegra_clk_pll_d_out0] = { .dt_id = TEGRA210_CLK_PLL_D_OUT0, .present = true },
        [tegra_clk_pll_d2] = { .dt_id = TEGRA210_CLK_PLL_D2, .present = true },
        [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA210_CLK_PLL_D2_OUT0, .present = true },
        [tegra_clk_pll_u] = { .dt_id = TEGRA210_CLK_PLL_U, .present = true },
        [tegra_clk_pll_u_out] = { .dt_id = TEGRA210_CLK_PLL_U_OUT, .present = true },
        [tegra_clk_pll_u_out1] = { .dt_id = TEGRA210_CLK_PLL_U_OUT1, .present = true },
        [tegra_clk_pll_u_out2] = { .dt_id = TEGRA210_CLK_PLL_U_OUT2, .present = true },
        [tegra_clk_pll_u_480m] = { .dt_id = TEGRA210_CLK_PLL_U_480M, .present = true },
        [tegra_clk_pll_u_60m] = { .dt_id = TEGRA210_CLK_PLL_U_60M, .present = true },
        [tegra_clk_pll_u_48m] = { .dt_id = TEGRA210_CLK_PLL_U_48M, .present = true },
        [tegra_clk_pll_x] = { .dt_id = TEGRA210_CLK_PLL_X, .present = true },
        [tegra_clk_pll_x_out0] = { .dt_id = TEGRA210_CLK_PLL_X_OUT0, .present = true },
        [tegra_clk_pll_re_vco] = { .dt_id = TEGRA210_CLK_PLL_RE_VCO, .present = true },
        [tegra_clk_pll_re_out] = { .dt_id = TEGRA210_CLK_PLL_RE_OUT, .present = true },
        [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC, .present = true },
        [tegra_clk_i2s0_sync] = { .dt_id = TEGRA210_CLK_I2S0_SYNC, .present = true },
        [tegra_clk_i2s1_sync] = { .dt_id = TEGRA210_CLK_I2S1_SYNC, .present = true },
        [tegra_clk_i2s2_sync] = { .dt_id = TEGRA210_CLK_I2S2_SYNC, .present = true },
        [tegra_clk_i2s3_sync] = { .dt_id = TEGRA210_CLK_I2S3_SYNC, .present = true },
        [tegra_clk_i2s4_sync] = { .dt_id = TEGRA210_CLK_I2S4_SYNC, .present = true },
        [tegra_clk_vimclk_sync] = { .dt_id = TEGRA210_CLK_VIMCLK_SYNC, .present = true },
        [tegra_clk_audio0] = { .dt_id = TEGRA210_CLK_AUDIO0, .present = true },
        [tegra_clk_audio1] = { .dt_id = TEGRA210_CLK_AUDIO1, .present = true },
        [tegra_clk_audio2] = { .dt_id = TEGRA210_CLK_AUDIO2, .present = true },
        [tegra_clk_audio3] = { .dt_id = TEGRA210_CLK_AUDIO3, .present = true },
        [tegra_clk_audio4] = { .dt_id = TEGRA210_CLK_AUDIO4, .present = true },
        [tegra_clk_spdif] = { .dt_id = TEGRA210_CLK_SPDIF, .present = true },
        [tegra_clk_clk_out_1] = { .dt_id = TEGRA210_CLK_CLK_OUT_1, .present = true },
        [tegra_clk_clk_out_2] = { .dt_id = TEGRA210_CLK_CLK_OUT_2, .present = true },
        [tegra_clk_clk_out_3] = { .dt_id = TEGRA210_CLK_CLK_OUT_3, .present = true },
        [tegra_clk_blink] = { .dt_id = TEGRA210_CLK_BLINK, .present = true },
        [tegra_clk_xusb_gate] = { .dt_id = TEGRA210_CLK_XUSB_GATE, .present = true },
        [tegra_clk_xusb_host_src_8] = { .dt_id = TEGRA210_CLK_XUSB_HOST_SRC, .present = true },
        [tegra_clk_xusb_falcon_src_8] = { .dt_id = TEGRA210_CLK_XUSB_FALCON_SRC, .present = true },
        [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA210_CLK_XUSB_FS_SRC, .present = true },
        [tegra_clk_xusb_ss_src_8] = { .dt_id = TEGRA210_CLK_XUSB_SS_SRC, .present = true },
        [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA210_CLK_XUSB_SS_DIV2, .present = true },
        [tegra_clk_xusb_dev_src_8] = { .dt_id = TEGRA210_CLK_XUSB_DEV_SRC, .present = true },
        [tegra_clk_xusb_dev] = { .dt_id = TEGRA210_CLK_XUSB_DEV, .present = true },
        [tegra_clk_xusb_hs_src_4] = { .dt_id = TEGRA210_CLK_XUSB_HS_SRC, .present = true },
        [tegra_clk_xusb_ssp_src] = { .dt_id = TEGRA210_CLK_XUSB_SSP_SRC, .present = true },
        [tegra_clk_usb2_hsic_trk] = { .dt_id = TEGRA210_CLK_USB2_HSIC_TRK, .present = true },
        [tegra_clk_hsic_trk] = { .dt_id = TEGRA210_CLK_HSIC_TRK, .present = true },
        [tegra_clk_usb2_trk] = { .dt_id = TEGRA210_CLK_USB2_TRK, .present = true },
        [tegra_clk_sclk] = { .dt_id = TEGRA210_CLK_SCLK, .present = true },
        [tegra_clk_sclk_mux] = { .dt_id = TEGRA210_CLK_SCLK_MUX, .present = true },
        [tegra_clk_hclk] = { .dt_id = TEGRA210_CLK_HCLK, .present = true },
        [tegra_clk_pclk] = { .dt_id = TEGRA210_CLK_PCLK, .present = true },
        [tegra_clk_cclk_g] = { .dt_id = TEGRA210_CLK_CCLK_G, .present = true },
        [tegra_clk_cclk_lp] = { .dt_id = TEGRA210_CLK_CCLK_LP, .present = true },
        [tegra_clk_dfll_ref] = { .dt_id = TEGRA210_CLK_DFLL_REF, .present = true },
        [tegra_clk_dfll_soc] = { .dt_id = TEGRA210_CLK_DFLL_SOC, .present = true },
        [tegra_clk_vi_sensor2_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR2, .present = true },
        [tegra_clk_pll_p_out5] = { .dt_id = TEGRA210_CLK_PLL_P_OUT5, .present = true },
        [tegra_clk_pll_c4] = { .dt_id = TEGRA210_CLK_PLL_C4, .present = true },
        [tegra_clk_pll_dp] = { .dt_id = TEGRA210_CLK_PLL_DP, .present = true },
        [tegra_clk_audio0_mux] = { .dt_id = TEGRA210_CLK_AUDIO0_MUX, .present = true },
        [tegra_clk_audio1_mux] = { .dt_id = TEGRA210_CLK_AUDIO1_MUX, .present = true },
        [tegra_clk_audio2_mux] = { .dt_id = TEGRA210_CLK_AUDIO2_MUX, .present = true },
        [tegra_clk_audio3_mux] = { .dt_id = TEGRA210_CLK_AUDIO3_MUX, .present = true },
        [tegra_clk_audio4_mux] = { .dt_id = TEGRA210_CLK_AUDIO4_MUX, .present = true },
        [tegra_clk_spdif_mux] = { .dt_id = TEGRA210_CLK_SPDIF_MUX, .present = true },
        [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_1_MUX, .present = true },
        [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_2_MUX, .present = true },
        [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_3_MUX, .present = true },
        [tegra_clk_maud] = { .dt_id = TEGRA210_CLK_MAUD, .present = true },
        [tegra_clk_mipibif] = { .dt_id = TEGRA210_CLK_MIPIBIF, .present = true },
        [tegra_clk_qspi] = { .dt_id = TEGRA210_CLK_QSPI, .present = true },
        [tegra_clk_sdmmc_legacy] = { .dt_id = TEGRA210_CLK_SDMMC_LEGACY, .present = true },
        [tegra_clk_tsecb] = { .dt_id = TEGRA210_CLK_TSECB, .present = true },
        [tegra_clk_uartape] = { .dt_id = TEGRA210_CLK_UARTAPE, .present = true },
        [tegra_clk_vi_i2c] = { .dt_id = TEGRA210_CLK_VI_I2C, .present = true },
        [tegra_clk_ape] = { .dt_id = TEGRA210_CLK_APE, .present = true },
        [tegra_clk_dbgapb] = { .dt_id = TEGRA210_CLK_DBGAPB, .present = true },
        [tegra_clk_nvdec] = { .dt_id = TEGRA210_CLK_NVDEC, .present = true },
        [tegra_clk_nvenc] = { .dt_id = TEGRA210_CLK_NVENC, .present = true },
        [tegra_clk_nvjpg] = { .dt_id = TEGRA210_CLK_NVJPG, .present = true },
        [tegra_clk_pll_c4_out0] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT0, .present = true },
        [tegra_clk_pll_c4_out1] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT1, .present = true },
        [tegra_clk_pll_c4_out2] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT2, .present = true },
        [tegra_clk_pll_c4_out3] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT3, .present = true },
};

static struct tegra_devclk devclks[] __initdata = {
        { .con_id = "clk_m", .dt_id = TEGRA210_CLK_CLK_M },
        { .con_id = "pll_ref", .dt_id = TEGRA210_CLK_PLL_REF },
        { .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K },
        { .con_id = "clk_m_div2", .dt_id = TEGRA210_CLK_CLK_M_DIV2 },
        { .con_id = "clk_m_div4", .dt_id = TEGRA210_CLK_CLK_M_DIV4 },
        { .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C },
        { .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 },
        { .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 },
        { .con_id = "pll_c3", .dt_id = TEGRA210_CLK_PLL_C3 },
        { .con_id = "pll_p", .dt_id = TEGRA210_CLK_PLL_P },
        { .con_id = "pll_p_out1", .dt_id = TEGRA210_CLK_PLL_P_OUT1 },
        { .con_id = "pll_p_out2", .dt_id = TEGRA210_CLK_PLL_P_OUT2 },
        { .con_id = "pll_p_out3", .dt_id = TEGRA210_CLK_PLL_P_OUT3 },
        { .con_id = "pll_p_out4", .dt_id = TEGRA210_CLK_PLL_P_OUT4 },
        { .con_id = "pll_m", .dt_id = TEGRA210_CLK_PLL_M },
        { .con_id = "pll_m_out1", .dt_id = TEGRA210_CLK_PLL_M_OUT1 },
        { .con_id = "pll_x", .dt_id = TEGRA210_CLK_PLL_X },
        { .con_id = "pll_x_out0", .dt_id = TEGRA210_CLK_PLL_X_OUT0 },
        { .con_id = "pll_u", .dt_id = TEGRA210_CLK_PLL_U },
        { .con_id = "pll_u_out", .dt_id = TEGRA210_CLK_PLL_U_OUT },
        { .con_id = "pll_u_out1", .dt_id = TEGRA210_CLK_PLL_U_OUT1 },
        { .con_id = "pll_u_out2", .dt_id = TEGRA210_CLK_PLL_U_OUT2 },
        { .con_id = "pll_u_480M", .dt_id = TEGRA210_CLK_PLL_U_480M },
        { .con_id = "pll_u_60M", .dt_id = TEGRA210_CLK_PLL_U_60M },
        { .con_id = "pll_u_48M", .dt_id = TEGRA210_CLK_PLL_U_48M },
        { .con_id = "pll_d", .dt_id = TEGRA210_CLK_PLL_D },
        { .con_id = "pll_d_out0", .dt_id = TEGRA210_CLK_PLL_D_OUT0 },
        { .con_id = "pll_d2", .dt_id = TEGRA210_CLK_PLL_D2 },
        { .con_id = "pll_d2_out0", .dt_id = TEGRA210_CLK_PLL_D2_OUT0 },
        { .con_id = "pll_a", .dt_id = TEGRA210_CLK_PLL_A },
        { .con_id = "pll_a_out0", .dt_id = TEGRA210_CLK_PLL_A_OUT0 },
        { .con_id = "pll_re_vco", .dt_id = TEGRA210_CLK_PLL_RE_VCO },
        { .con_id = "pll_re_out", .dt_id = TEGRA210_CLK_PLL_RE_OUT },
        { .con_id = "spdif_in_sync", .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC },
        { .con_id = "i2s0_sync", .dt_id = TEGRA210_CLK_I2S0_SYNC },
        { .con_id = "i2s1_sync", .dt_id = TEGRA210_CLK_I2S1_SYNC },
        { .con_id = "i2s2_sync", .dt_id = TEGRA210_CLK_I2S2_SYNC },
        { .con_id = "i2s3_sync", .dt_id = TEGRA210_CLK_I2S3_SYNC },
        { .con_id = "i2s4_sync", .dt_id = TEGRA210_CLK_I2S4_SYNC },
        { .con_id = "vimclk_sync", .dt_id = TEGRA210_CLK_VIMCLK_SYNC },
        { .con_id = "audio0", .dt_id = TEGRA210_CLK_AUDIO0 },
        { .con_id = "audio1", .dt_id = TEGRA210_CLK_AUDIO1 },
        { .con_id = "audio2", .dt_id = TEGRA210_CLK_AUDIO2 },
        { .con_id = "audio3", .dt_id = TEGRA210_CLK_AUDIO3 },
        { .con_id = "audio4", .dt_id = TEGRA210_CLK_AUDIO4 },
        { .con_id = "spdif", .dt_id = TEGRA210_CLK_SPDIF },
        { .con_id = "spdif_2x", .dt_id = TEGRA210_CLK_SPDIF_2X },
        { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA210_CLK_EXTERN1 },
        { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA210_CLK_EXTERN2 },
        { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA210_CLK_EXTERN3 },
        { .con_id = "blink", .dt_id = TEGRA210_CLK_BLINK },
        { .con_id = "cclk_g", .dt_id = TEGRA210_CLK_CCLK_G },
        { .con_id = "cclk_lp", .dt_id = TEGRA210_CLK_CCLK_LP },
        { .con_id = "sclk", .dt_id = TEGRA210_CLK_SCLK },
        { .con_id = "hclk", .dt_id = TEGRA210_CLK_HCLK },
        { .con_id = "pclk", .dt_id = TEGRA210_CLK_PCLK },
        { .con_id = "fuse", .dt_id = TEGRA210_CLK_FUSE },
        { .dev_id = "rtc-tegra", .dt_id = TEGRA210_CLK_RTC },
        { .dev_id = "timer", .dt_id = TEGRA210_CLK_TIMER },
        { .con_id = "pll_c4_out0", .dt_id = TEGRA210_CLK_PLL_C4_OUT0 },
        { .con_id = "pll_c4_out1", .dt_id = TEGRA210_CLK_PLL_C4_OUT1 },
        { .con_id = "pll_c4_out2", .dt_id = TEGRA210_CLK_PLL_C4_OUT2 },
        { .con_id = "pll_c4_out3", .dt_id = TEGRA210_CLK_PLL_C4_OUT3 },
        { .con_id = "dpaux", .dt_id = TEGRA210_CLK_DPAUX },
        { .con_id = "sor0", .dt_id = TEGRA210_CLK_SOR0 },
};

static struct tegra_audio_clk_info tegra210_audio_plls[] = {
        { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_ref" },
        { "pll_a1", &pll_a1_params, tegra_clk_pll_a1, "pll_ref" },
};

static struct clk **clks;

static void tegra210_utmi_param_configure(void __iomem *clk_base)
{
        u32 reg;
        int i;

        for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) {
                if (osc_freq == utmi_parameters[i].osc_frequency)
                        break;
        }

        if (i >= ARRAY_SIZE(utmi_parameters)) {
                pr_err("%s: Unexpected oscillator freq %lu\n", __func__,
                       osc_freq);
                return;
        }

        reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
        reg |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE |
               PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT |
               PLLU_HW_PWRDN_CFG0_USE_LOCKDET;
        reg &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL |
                  PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL);
        writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);

        reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0);
        reg |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE;
        writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0);
        udelay(1);

        reg = readl_relaxed(clk_base + PLLU_BASE);
        reg &= ~PLLU_BASE_CLKENABLE_USB;
        writel_relaxed(reg, clk_base + PLLU_BASE);

        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
        reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE;
        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);

        udelay(10);

        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);

        /* Program UTMIP PLL stable and active counts */
        /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */
        reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0);
        reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count);

        reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0);

        reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i].
                                            active_delay_count);
        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);

        /* Program UTMIP PLL delay and oscillator frequency counts */
        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
        reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0);

        reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i].
                                            enable_delay_count);

        reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0);
        reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i].
                                           xtal_freq_count);

        reg |= UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN;
        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);

        /* Remove power downs from UTMIP PLL control bits */
        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
        reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
        reg |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);
        udelay(1);

        /* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */
        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2);
        reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP;
        reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP;
        reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP;
        reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN;
        reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN;
        reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN;
        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2);

        /* Setup HW control of UTMIPLL */
        reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1);
        reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN;
        reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP;
        writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1);

        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
        reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET;
        reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL;
        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);

        udelay(1);

        reg = readl_relaxed(clk_base + XUSB_PLL_CFG0);
        reg &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY;
        writel_relaxed(reg, clk_base + XUSB_PLL_CFG0);

        udelay(1);

        /* Enable HW control UTMIPLL */
        reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0);
        reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE;
        writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0);
}

static __init void tegra210_periph_clk_init(void __iomem *clk_base,
                                            void __iomem *pmc_base)
{
        struct clk *clk;

        /* xusb_ss_div2 */
        clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0,
                                        1, 2);
        clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk;

        /* pll_d_dsi_out */
        clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0,
                                clk_base + PLLD_MISC0, 21, 0, &pll_d_lock);
        clks[TEGRA210_CLK_PLL_D_DSI_OUT] = clk;

        /* dsia */
        clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0,
                                             clk_base, 0, 48,
                                             periph_clk_enb_refcnt);
        clks[TEGRA210_CLK_DSIA] = clk;

        /* dsib */
        clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0,
                                             clk_base, 0, 82,
                                             periph_clk_enb_refcnt);
        clks[TEGRA210_CLK_DSIB] = clk;

        /* emc mux */
        clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
                               ARRAY_SIZE(mux_pllmcp_clkm), 0,
                               clk_base + CLK_SOURCE_EMC,
                               29, 3, 0, &emc_lock);

        clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC,
                                    &emc_lock);
        clks[TEGRA210_CLK_MC] = clk;

        /* cml0 */
        clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX,
                                0, 0, &pll_e_lock);
        clk_register_clkdev(clk, "cml0", NULL);
        clks[TEGRA210_CLK_CML0] = clk;

        /* cml1 */
        clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX,
                                1, 0, &pll_e_lock);
        clk_register_clkdev(clk, "cml1", NULL);
        clks[TEGRA210_CLK_CML1] = clk;

        tegra_periph_clk_init(clk_base, pmc_base, tegra210_clks, &pll_p_params);
}

static void __init tegra210_pll_init(void __iomem *clk_base,
                                     void __iomem *pmc)
{
        u32 val;
        struct clk *clk;

        /* PLLC */
        clk = tegra_clk_register_pllxc_tegra210("pll_c", "pll_ref", clk_base,
                        pmc, 0, &pll_c_params, NULL);
        if (!WARN_ON(IS_ERR(clk)))
                clk_register_clkdev(clk, "pll_c", NULL);
        clks[TEGRA210_CLK_PLL_C] = clk;

        /* PLLC_OUT1 */
        clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c",
                        clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
                        8, 8, 1, NULL);
        clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div",
                                clk_base + PLLC_OUT, 1, 0,
                                CLK_SET_RATE_PARENT, 0, NULL);
        clk_register_clkdev(clk, "pll_c_out1", NULL);
        clks[TEGRA210_CLK_PLL_C_OUT1] = clk;

        /* PLLC_UD */
        clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c",
                                        CLK_SET_RATE_PARENT, 1, 1);
        clk_register_clkdev(clk, "pll_c_ud", NULL);
        clks[TEGRA210_CLK_PLL_C_UD] = clk;

        /* PLLC2 */
        clk = tegra_clk_register_pllc_tegra210("pll_c2", "pll_ref", clk_base,
                             pmc, 0, &pll_c2_params, NULL);
        clk_register_clkdev(clk, "pll_c2", NULL);
        clks[TEGRA210_CLK_PLL_C2] = clk;

        /* PLLC3 */
        clk = tegra_clk_register_pllc_tegra210("pll_c3", "pll_ref", clk_base,
                             pmc, 0, &pll_c3_params, NULL);
        clk_register_clkdev(clk, "pll_c3", NULL);
        clks[TEGRA210_CLK_PLL_C3] = clk;

        /* PLLM */
        clk = tegra_clk_register_pllm("pll_m", "osc", clk_base, pmc,
                             CLK_SET_RATE_GATE, &pll_m_params, NULL);
        clk_register_clkdev(clk, "pll_m", NULL);
        clks[TEGRA210_CLK_PLL_M] = clk;

        /* PLLMB */
        clk = tegra_clk_register_pllmb("pll_mb", "osc", clk_base, pmc,
                             CLK_SET_RATE_GATE, &pll_mb_params, NULL);
        clk_register_clkdev(clk, "pll_mb", NULL);
        clks[TEGRA210_CLK_PLL_MB] = clk;

        clk_register_clkdev(clk, "pll_m_out1", NULL);
        clks[TEGRA210_CLK_PLL_M_OUT1] = clk;

        /* PLLM_UD */
        clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m",
                                        CLK_SET_RATE_PARENT, 1, 1);
        clk_register_clkdev(clk, "pll_m_ud", NULL);
        clks[TEGRA210_CLK_PLL_M_UD] = clk;

        /* PLLU_VCO */
        val = readl(clk_base + pll_u_vco_params.base_reg);
        val &= ~BIT(24); /* disable PLLU_OVERRIDE */
        writel(val, clk_base + pll_u_vco_params.base_reg);

        clk = tegra_clk_register_pllre("pll_u_vco", "pll_ref", clk_base, pmc,
                            0, &pll_u_vco_params, &pll_u_lock, pll_ref_freq);
        clk_register_clkdev(clk, "pll_u_vco", NULL);
        clks[TEGRA210_CLK_PLL_U] = clk;

        /* PLLU_OUT */
        clk = clk_register_divider_table(NULL, "pll_u_out", "pll_u_vco", 0,
                                         clk_base + PLLU_BASE, 16, 4, 0,
                                         pll_vco_post_div_table, NULL);
        clk_register_clkdev(clk, "pll_u_out", NULL);
        clks[TEGRA210_CLK_PLL_U_OUT] = clk;

        /* PLLU_OUT1 */
        clk = tegra_clk_register_divider("pll_u_out1_div", "pll_u_out",
                                clk_base + PLLU_OUTA, 0,
                                TEGRA_DIVIDER_ROUND_UP,
                                8, 8, 1, &pll_u_lock);
        clk = tegra_clk_register_pll_out("pll_u_out1", "pll_u_out1_div",
                                clk_base + PLLU_OUTA, 1, 0,
                                CLK_SET_RATE_PARENT, 0, &pll_u_lock);
        clk_register_clkdev(clk, "pll_u_out1", NULL);
        clks[TEGRA210_CLK_PLL_U_OUT1] = clk;

        /* PLLU_OUT2 */
        clk = tegra_clk_register_divider("pll_u_out2_div", "pll_u_out",
                                clk_base + PLLU_OUTA, 0,
                                TEGRA_DIVIDER_ROUND_UP,
                                24, 8, 1, &pll_u_lock);
        clk = tegra_clk_register_pll_out("pll_u_out2", "pll_u_out2_div",
                                clk_base + PLLU_OUTA, 17, 16,
                                CLK_SET_RATE_PARENT, 0, &pll_u_lock);
        clk_register_clkdev(clk, "pll_u_out2", NULL);
        clks[TEGRA210_CLK_PLL_U_OUT2] = clk;

        tegra210_utmi_param_configure(clk_base);

        /* PLLU_480M */
        clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco",
                                CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
                                22, 0, &pll_u_lock);
        clk_register_clkdev(clk, "pll_u_480M", NULL);
        clks[TEGRA210_CLK_PLL_U_480M] = clk;

        /* PLLU_60M */
        clk = clk_register_gate(NULL, "pll_u_60M", "pll_u_out2",
                                CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
                                23, 0, NULL);
        clk_register_clkdev(clk, "pll_u_60M", NULL);
        clks[TEGRA210_CLK_PLL_U_60M] = clk;

        /* PLLU_48M */
        clk = clk_register_gate(NULL, "pll_u_48M", "pll_u_out1",
                                CLK_SET_RATE_PARENT, clk_base + PLLU_BASE,
                                25, 0, NULL);
        clk_register_clkdev(clk, "pll_u_48M", NULL);
        clks[TEGRA210_CLK_PLL_U_48M] = clk;

        /* PLLD */
        clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0,
                            &pll_d_params, &pll_d_lock);
        clk_register_clkdev(clk, "pll_d", NULL);
        clks[TEGRA210_CLK_PLL_D] = clk;

        /* PLLD_OUT0 */
        clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d",
                                        CLK_SET_RATE_PARENT, 1, 2);
        clk_register_clkdev(clk, "pll_d_out0", NULL);
        clks[TEGRA210_CLK_PLL_D_OUT0] = clk;

        /* PLLRE */
        clk = tegra_clk_register_pllre("pll_re_vco", "pll_ref", clk_base, pmc,
                             0, &pll_re_vco_params, &pll_re_lock, pll_ref_freq);
        clk_register_clkdev(clk, "pll_re_vco", NULL);
        clks[TEGRA210_CLK_PLL_RE_VCO] = clk;

        clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0,
                                         clk_base + PLLRE_BASE, 16, 5, 0,
                                         pll_vco_post_div_table, &pll_re_lock);
        clk_register_clkdev(clk, "pll_re_out", NULL);
        clks[TEGRA210_CLK_PLL_RE_OUT] = clk;

        /* PLLE */
        clk = tegra_clk_register_plle_tegra210("pll_e", "pll_ref",
                                      clk_base, 0, &pll_e_params, NULL);
        clk_register_clkdev(clk, "pll_e", NULL);
        clks[TEGRA210_CLK_PLL_E] = clk;

        /* PLLC4 */
        clk = tegra_clk_register_pllre("pll_c4_vco", "pll_ref", clk_base, pmc,
                             0, &pll_c4_vco_params, NULL, pll_ref_freq);
        clk_register_clkdev(clk, "pll_c4_vco", NULL);
        clks[TEGRA210_CLK_PLL_C4] = clk;

        /* PLLC4_OUT0 */
        clk = clk_register_divider_table(NULL, "pll_c4_out0", "pll_c4_vco", 0,
                                         clk_base + PLLC4_BASE, 19, 4, 0,
                                         pll_vco_post_div_table, NULL);
        clk_register_clkdev(clk, "pll_c4_out0", NULL);
        clks[TEGRA210_CLK_PLL_C4_OUT0] = clk;

        /* PLLC4_OUT1 */
        clk = clk_register_fixed_factor(NULL, "pll_c4_out1", "pll_c4_vco",
                                        CLK_SET_RATE_PARENT, 1, 3);
        clk_register_clkdev(clk, "pll_c4_out1", NULL);
        clks[TEGRA210_CLK_PLL_C4_OUT1] = clk;

        /* PLLC4_OUT2 */
        clk = clk_register_fixed_factor(NULL, "pll_c4_out2", "pll_c4_vco",
                                        CLK_SET_RATE_PARENT, 1, 5);
        clk_register_clkdev(clk, "pll_c4_out2", NULL);
        clks[TEGRA210_CLK_PLL_C4_OUT2] = clk;

        /* PLLC4_OUT3 */
        clk = tegra_clk_register_divider("pll_c4_out3_div", "pll_c4_out0",
                        clk_base + PLLC4_OUT, 0, TEGRA_DIVIDER_ROUND_UP,
                        8, 8, 1, NULL);
        clk = tegra_clk_register_pll_out("pll_c4_out3", "pll_c4_out3_div",
                                clk_base + PLLC4_OUT, 1, 0,
                                CLK_SET_RATE_PARENT, 0, NULL);
        clk_register_clkdev(clk, "pll_c4_out3", NULL);
        clks[TEGRA210_CLK_PLL_C4_OUT3] = clk;

        /* PLLDP */
        clk = tegra_clk_register_pllss_tegra210("pll_dp", "pll_ref", clk_base,
                                        0, &pll_dp_params, NULL);
        clk_register_clkdev(clk, "pll_dp", NULL);
        clks[TEGRA210_CLK_PLL_DP] = clk;

        /* PLLD2 */
        clk = tegra_clk_register_pllss_tegra210("pll_d2", "pll_ref", clk_base,
                                        0, &pll_d2_params, NULL);
        clk_register_clkdev(clk, "pll_d2", NULL);
        clks[TEGRA210_CLK_PLL_D2] = clk;

        /* PLLD2_OUT0 */
        clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2",
                                        CLK_SET_RATE_PARENT, 1, 1);
        clk_register_clkdev(clk, "pll_d2_out0", NULL);
        clks[TEGRA210_CLK_PLL_D2_OUT0] = clk;

        /* PLLP_OUT2 */
        clk = clk_register_fixed_factor(NULL, "pll_p_out2", "pll_p",
                                        CLK_SET_RATE_PARENT, 1, 2);
        clk_register_clkdev(clk, "pll_p_out2", NULL);
        clks[TEGRA210_CLK_PLL_P_OUT2] = clk;

}

/* Tegra210 CPU clock and reset control functions */
static void tegra210_wait_cpu_in_reset(u32 cpu)
{
        unsigned int reg;

        do {
                reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS);
                cpu_relax();
        } while (!(reg & (1 << cpu)));  /* check CPU been reset or not */
}

static void tegra210_disable_cpu_clock(u32 cpu)
{
        /* flow controller would take care in the power sequence. */
}

#ifdef CONFIG_PM_SLEEP
static void tegra210_cpu_clock_suspend(void)
{
        /* switch coresite to clk_m, save off original source */
        tegra210_cpu_clk_sctx.clk_csite_src =
                                readl(clk_base + CLK_SOURCE_CSITE);
        writel(3 << 30, clk_base + CLK_SOURCE_CSITE);
}

static void tegra210_cpu_clock_resume(void)
{
        writel(tegra210_cpu_clk_sctx.clk_csite_src,
                                clk_base + CLK_SOURCE_CSITE);
}
#endif

static struct tegra_cpu_car_ops tegra210_cpu_car_ops = {
        .wait_for_reset = tegra210_wait_cpu_in_reset,
        .disable_clock  = tegra210_disable_cpu_clock,
#ifdef CONFIG_PM_SLEEP
        .suspend        = tegra210_cpu_clock_suspend,
        .resume         = tegra210_cpu_clock_resume,
#endif
};

static const struct of_device_id pmc_match[] __initconst = {
        { .compatible = "nvidia,tegra210-pmc" },
        { },
};

static struct tegra_clk_init_table init_table[] __initdata = {
        { TEGRA210_CLK_UARTA, TEGRA210_CLK_PLL_P, 408000000, 0 },
        { TEGRA210_CLK_UARTB, TEGRA210_CLK_PLL_P, 408000000, 0 },
        { TEGRA210_CLK_UARTC, TEGRA210_CLK_PLL_P, 408000000, 0 },
        { TEGRA210_CLK_UARTD, TEGRA210_CLK_PLL_P, 408000000, 0 },
        { TEGRA210_CLK_PLL_A, TEGRA210_CLK_CLK_MAX, 564480000, 1 },
        { TEGRA210_CLK_PLL_A_OUT0, TEGRA210_CLK_CLK_MAX, 11289600, 1 },
        { TEGRA210_CLK_EXTERN1, TEGRA210_CLK_PLL_A_OUT0, 0, 1 },
        { TEGRA210_CLK_CLK_OUT_1_MUX, TEGRA210_CLK_EXTERN1, 0, 1 },
        { TEGRA210_CLK_CLK_OUT_1, TEGRA210_CLK_CLK_MAX, 0, 1 },
        { TEGRA210_CLK_I2S0, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
        { TEGRA210_CLK_I2S1, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
        { TEGRA210_CLK_I2S2, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
        { TEGRA210_CLK_I2S3, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
        { TEGRA210_CLK_I2S4, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 },
        { TEGRA210_CLK_HOST1X, TEGRA210_CLK_PLL_P, 136000000, 1 },
        { TEGRA210_CLK_SCLK_MUX, TEGRA210_CLK_PLL_P, 0, 1 },
        { TEGRA210_CLK_SCLK, TEGRA210_CLK_CLK_MAX, 102000000, 1 },
        { TEGRA210_CLK_DFLL_SOC, TEGRA210_CLK_PLL_P, 51000000, 1 },
        { TEGRA210_CLK_DFLL_REF, TEGRA210_CLK_PLL_P, 51000000, 1 },
        { TEGRA210_CLK_SBC4, TEGRA210_CLK_PLL_P, 12000000, 1 },
        { TEGRA210_CLK_PLL_RE_VCO, TEGRA210_CLK_CLK_MAX, 672000000, 1 },
        { TEGRA210_CLK_PLL_U_OUT1, TEGRA210_CLK_CLK_MAX, 48000000, 1 },
        { TEGRA210_CLK_PLL_U_OUT2, TEGRA210_CLK_CLK_MAX, 60000000, 1 },
        { TEGRA210_CLK_XUSB_GATE, TEGRA210_CLK_CLK_MAX, 0, 1 },
        { TEGRA210_CLK_XUSB_SS_SRC, TEGRA210_CLK_PLL_U_480M, 120000000, 0 },
        { TEGRA210_CLK_XUSB_FS_SRC, TEGRA210_CLK_PLL_U_48M, 48000000, 0 },
        { TEGRA210_CLK_XUSB_HS_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
        { TEGRA210_CLK_XUSB_SSP_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 },
        { TEGRA210_CLK_XUSB_FALCON_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 204000000, 0 },
        { TEGRA210_CLK_XUSB_HOST_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
        { TEGRA210_CLK_XUSB_DEV_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 },
        { TEGRA210_CLK_SATA, TEGRA210_CLK_PLL_P, 104000000, 0 },
        { TEGRA210_CLK_SATA_OOB, TEGRA210_CLK_PLL_P, 204000000, 0 },
        { TEGRA210_CLK_EMC, TEGRA210_CLK_CLK_MAX, 0, 1 },
        { TEGRA210_CLK_MSELECT, TEGRA210_CLK_CLK_MAX, 0, 1 },
        { TEGRA210_CLK_CSITE, TEGRA210_CLK_CLK_MAX, 0, 1 },
        { TEGRA210_CLK_TSENSOR, TEGRA210_CLK_CLK_M, 400000, 0 },
        { TEGRA210_CLK_I2C1, TEGRA210_CLK_PLL_P, 0, 0 },
        { TEGRA210_CLK_I2C2, TEGRA210_CLK_PLL_P, 0, 0 },
        { TEGRA210_CLK_I2C3, TEGRA210_CLK_PLL_P, 0, 0 },
        { TEGRA210_CLK_I2C4, TEGRA210_CLK_PLL_P, 0, 0 },
        { TEGRA210_CLK_I2C5, TEGRA210_CLK_PLL_P, 0, 0 },
        { TEGRA210_CLK_I2C6, TEGRA210_CLK_PLL_P, 0, 0 },
        { TEGRA210_CLK_PLL_DP, TEGRA210_CLK_CLK_MAX, 270000000, 0 },
        { TEGRA210_CLK_SOC_THERM, TEGRA210_CLK_PLL_P, 51000000, 0 },
        { TEGRA210_CLK_CCLK_G, TEGRA210_CLK_CLK_MAX, 0, 1 },
        /* This MUST be the last entry. */
        { TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 },
};

/**
 * tegra210_clock_apply_init_table - initialize clocks on Tegra210 SoCs
 *
 * Program an initial clock rate and enable or disable clocks needed
 * by the rest of the kernel, for Tegra210 SoCs.  It is intended to be
 * called by assigning a pointer to it to tegra_clk_apply_init_table -
 * this will be called as an arch_initcall.  No return value.
 */
static void __init tegra210_clock_apply_init_table(void)
{
        tegra_init_from_table(init_table, clks, TEGRA210_CLK_CLK_MAX);
}

/**
 * tegra210_clock_init - Tegra210-specific clock initialization
 * @np: struct device_node * of the DT node for the SoC CAR IP block
 *
 * Register most SoC clocks for the Tegra210 system-on-chip.  Intended
 * to be called by the OF init code when a DT node with the
 * "nvidia,tegra210-car" string is encountered, and declared with
 * CLK_OF_DECLARE.  No return value.
 */
static void __init tegra210_clock_init(struct device_node *np)
{
        struct device_node *node;
        u32 value, clk_m_div;

        clk_base = of_iomap(np, 0);
        if (!clk_base) {
                pr_err("ioremap tegra210 CAR failed\n");
                return;
        }

        node = of_find_matching_node(NULL, pmc_match);
        if (!node) {
                pr_err("Failed to find pmc node\n");
                WARN_ON(1);
                return;
        }

        pmc_base = of_iomap(node, 0);
        if (!pmc_base) {
                pr_err("Can't map pmc registers\n");
                WARN_ON(1);
                return;
        }

        clks = tegra_clk_init(clk_base, TEGRA210_CLK_CLK_MAX,
                              TEGRA210_CAR_BANK_COUNT);
        if (!clks)
                return;

        value = clk_readl(clk_base + SPARE_REG0) >> CLK_M_DIVISOR_SHIFT;
        clk_m_div = (value & CLK_M_DIVISOR_MASK) + 1;

        if (tegra_osc_clk_init(clk_base, tegra210_clks, tegra210_input_freq,
                               ARRAY_SIZE(tegra210_input_freq), clk_m_div,
                               &osc_freq, &pll_ref_freq) < 0)
                return;

        tegra_fixed_clk_init(tegra210_clks);
        tegra210_pll_init(clk_base, pmc_base);
        tegra210_periph_clk_init(clk_base, pmc_base);
        tegra_audio_clk_init(clk_base, pmc_base, tegra210_clks,
                             tegra210_audio_plls,
                             ARRAY_SIZE(tegra210_audio_plls));
        tegra_pmc_clk_init(pmc_base, tegra210_clks);

        /* For Tegra210, PLLD is the only source for DSIA & DSIB */
        value = clk_readl(clk_base + PLLD_BASE);
        value &= ~BIT(25);
        clk_writel(value, clk_base + PLLD_BASE);

        tegra_clk_apply_init_table = tegra210_clock_apply_init_table;

        tegra_super_clk_gen5_init(clk_base, pmc_base, tegra210_clks,
                                  &pll_x_params);
        tegra_add_of_provider(np);
        tegra_register_devclks(devclks, ARRAY_SIZE(devclks));

        tegra_cpu_car_ops = &tegra210_cpu_car_ops;
}
CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init);