+++ /dev/null
-/*
- * R8A7740 processor support
- *
- * Copyright (C) 2011 Renesas Solutions Corp.
- * Copyright (C) 2011 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License
- *
- * This program is distributed in the hope that 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.
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/io.h>
-#include <linux/sh_clk.h>
-#include <linux/clkdev.h>
-
-#include "clock.h"
-#include "common.h"
-#include "r8a7740.h"
-
-/*
- * | MDx | XTAL1/EXTAL1 | System | EXTALR |
- * Clock |-------+-----------------+ clock | 32.768 | RCLK
- * Mode | 2/1/0 | src MHz | source | KHz | source
- * -------+-------+-----------------+-----------+--------+----------
- * 0 | 0 0 0 | External 20~50 | XTAL1 | O | EXTALR
- * 1 | 0 0 1 | Crystal 20~30 | XTAL1 | O | EXTALR
- * 2 | 0 1 0 | External 40~50 | XTAL1 / 2 | O | EXTALR
- * 3 | 0 1 1 | Crystal 40~50 | XTAL1 / 2 | O | EXTALR
- * 4 | 1 0 0 | External 20~50 | XTAL1 | x | XTAL1 / 1024
- * 5 | 1 0 1 | Crystal 20~30 | XTAL1 | x | XTAL1 / 1024
- * 6 | 1 1 0 | External 40~50 | XTAL1 / 2 | x | XTAL1 / 2048
- * 7 | 1 1 1 | Crystal 40~50 | XTAL1 / 2 | x | XTAL1 / 2048
- */
-
-/* CPG registers */
-#define FRQCRA IOMEM(0xe6150000)
-#define FRQCRB IOMEM(0xe6150004)
-#define VCLKCR1 IOMEM(0xE6150008)
-#define VCLKCR2 IOMEM(0xE615000c)
-#define FRQCRC IOMEM(0xe61500e0)
-#define FSIACKCR IOMEM(0xe6150018)
-#define PLLC01CR IOMEM(0xe6150028)
-
-#define SUBCKCR IOMEM(0xe6150080)
-#define USBCKCR IOMEM(0xe615008c)
-
-#define MSTPSR0 IOMEM(0xe6150030)
-#define MSTPSR1 IOMEM(0xe6150038)
-#define MSTPSR2 IOMEM(0xe6150040)
-#define MSTPSR3 IOMEM(0xe6150048)
-#define MSTPSR4 IOMEM(0xe615004c)
-#define FSIBCKCR IOMEM(0xe6150090)
-#define HDMICKCR IOMEM(0xe6150094)
-#define SMSTPCR0 IOMEM(0xe6150130)
-#define SMSTPCR1 IOMEM(0xe6150134)
-#define SMSTPCR2 IOMEM(0xe6150138)
-#define SMSTPCR3 IOMEM(0xe615013c)
-#define SMSTPCR4 IOMEM(0xe6150140)
-
-#define FSIDIVA IOMEM(0xFE1F8000)
-#define FSIDIVB IOMEM(0xFE1F8008)
-
-/* Fixed 32 KHz root clock from EXTALR pin */
-static struct clk extalr_clk = {
- .rate = 32768,
-};
-
-/*
- * 25MHz default rate for the EXTAL1 root input clock.
- * If needed, reset this with clk_set_rate() from the platform code.
- */
-static struct clk extal1_clk = {
- .rate = 25000000,
-};
-
-/*
- * 48MHz default rate for the EXTAL2 root input clock.
- * If needed, reset this with clk_set_rate() from the platform code.
- */
-static struct clk extal2_clk = {
- .rate = 48000000,
-};
-
-/*
- * 27MHz default rate for the DV_CLKI root input clock.
- * If needed, reset this with clk_set_rate() from the platform code.
- */
-static struct clk dv_clk = {
- .rate = 27000000,
-};
-
-SH_CLK_RATIO(div2, 1, 2);
-SH_CLK_RATIO(div1k, 1, 1024);
-
-SH_FIXED_RATIO_CLK(extal1_div2_clk, extal1_clk, div2);
-SH_FIXED_RATIO_CLK(extal1_div1024_clk, extal1_clk, div1k);
-SH_FIXED_RATIO_CLK(extal1_div2048_clk, extal1_div2_clk, div1k);
-SH_FIXED_RATIO_CLK(extal2_div2_clk, extal2_clk, div2);
-
-static struct sh_clk_ops followparent_clk_ops = {
- .recalc = followparent_recalc,
-};
-
-/* Main clock */
-static struct clk system_clk = {
- .ops = &followparent_clk_ops,
-};
-
-SH_FIXED_RATIO_CLK(system_div2_clk, system_clk, div2);
-
-/* r_clk */
-static struct clk r_clk = {
- .ops = &followparent_clk_ops,
-};
-
-/* PLLC0/PLLC1 */
-static unsigned long pllc01_recalc(struct clk *clk)
-{
- unsigned long mult = 1;
-
- if (__raw_readl(PLLC01CR) & (1 << 14))
- mult = ((__raw_readl(clk->enable_reg) >> 24) & 0x7f) + 1;
-
- return clk->parent->rate * mult;
-}
-
-static struct sh_clk_ops pllc01_clk_ops = {
- .recalc = pllc01_recalc,
-};
-
-static struct clk pllc0_clk = {
- .ops = &pllc01_clk_ops,
- .flags = CLK_ENABLE_ON_INIT,
- .parent = &system_clk,
- .enable_reg = (void __iomem *)FRQCRC,
-};
-
-static struct clk pllc1_clk = {
- .ops = &pllc01_clk_ops,
- .flags = CLK_ENABLE_ON_INIT,
- .parent = &system_div2_clk,
- .enable_reg = (void __iomem *)FRQCRA,
-};
-
-/* PLLC1 / 2 */
-SH_FIXED_RATIO_CLK(pllc1_div2_clk, pllc1_clk, div2);
-
-/* USB clock */
-/*
- * USBCKCR is controlling usb24 clock
- * bit[7] : parent clock
- * bit[6] : clock divide rate
- * And this bit[7] is used as a "usb24s" from other devices.
- * (Video clock / Sub clock / SPU clock)
- * You can controll this clock as a below.
- *
- * struct clk *usb24 = clk_get(dev, "usb24");
- * struct clk *usb24s = clk_get(NULL, "usb24s");
- * struct clk *system = clk_get(NULL, "system_clk");
- * int rate = clk_get_rate(system);
- *
- * clk_set_parent(usb24s, system); // for bit[7]
- * clk_set_rate(usb24, rate / 2); // for bit[6]
- */
-static struct clk *usb24s_parents[] = {
- [0] = &system_clk,
- [1] = &extal2_clk
-};
-
-static int usb24s_enable(struct clk *clk)
-{
- __raw_writel(__raw_readl(USBCKCR) & ~(1 << 8), USBCKCR);
-
- return 0;
-}
-
-static void usb24s_disable(struct clk *clk)
-{
- __raw_writel(__raw_readl(USBCKCR) | (1 << 8), USBCKCR);
-}
-
-static int usb24s_set_parent(struct clk *clk, struct clk *parent)
-{
- int i, ret;
- u32 val;
-
- if (!clk->parent_table || !clk->parent_num)
- return -EINVAL;
-
- /* Search the parent */
- for (i = 0; i < clk->parent_num; i++)
- if (clk->parent_table[i] == parent)
- break;
-
- if (i == clk->parent_num)
- return -ENODEV;
-
- ret = clk_reparent(clk, parent);
- if (ret < 0)
- return ret;
-
- val = __raw_readl(USBCKCR);
- val &= ~(1 << 7);
- val |= i << 7;
- __raw_writel(val, USBCKCR);
-
- return 0;
-}
-
-static struct sh_clk_ops usb24s_clk_ops = {
- .recalc = followparent_recalc,
- .enable = usb24s_enable,
- .disable = usb24s_disable,
- .set_parent = usb24s_set_parent,
-};
-
-static struct clk usb24s_clk = {
- .ops = &usb24s_clk_ops,
- .parent_table = usb24s_parents,
- .parent_num = ARRAY_SIZE(usb24s_parents),
- .parent = &system_clk,
-};
-
-static unsigned long usb24_recalc(struct clk *clk)
-{
- return clk->parent->rate /
- ((__raw_readl(USBCKCR) & (1 << 6)) ? 1 : 2);
-};
-
-static int usb24_set_rate(struct clk *clk, unsigned long rate)
-{
- u32 val;
-
- /* closer to which ? parent->rate or parent->rate/2 */
- val = __raw_readl(USBCKCR);
- val &= ~(1 << 6);
- val |= (rate > (clk->parent->rate / 4) * 3) << 6;
- __raw_writel(val, USBCKCR);
-
- return 0;
-}
-
-static struct sh_clk_ops usb24_clk_ops = {
- .recalc = usb24_recalc,
- .set_rate = usb24_set_rate,
-};
-
-static struct clk usb24_clk = {
- .ops = &usb24_clk_ops,
- .parent = &usb24s_clk,
-};
-
-/* External FSIACK/FSIBCK clock */
-static struct clk fsiack_clk = {
-};
-
-static struct clk fsibck_clk = {
-};
-
-static struct clk *main_clks[] = {
- &extalr_clk,
- &extal1_clk,
- &extal2_clk,
- &extal1_div2_clk,
- &extal1_div1024_clk,
- &extal1_div2048_clk,
- &extal2_div2_clk,
- &dv_clk,
- &system_clk,
- &system_div2_clk,
- &r_clk,
- &pllc0_clk,
- &pllc1_clk,
- &pllc1_div2_clk,
- &usb24s_clk,
- &usb24_clk,
- &fsiack_clk,
- &fsibck_clk,
-};
-
-/* DIV4 clocks */
-static void div4_kick(struct clk *clk)
-{
- unsigned long value;
-
- /* set KICK bit in FRQCRB to update hardware setting */
- value = __raw_readl(FRQCRB);
- value |= (1 << 31);
- __raw_writel(value, FRQCRB);
-}
-
-static int divisors[] = { 2, 3, 4, 6, 8, 12, 16, 18,
- 24, 32, 36, 48, 0, 72, 96, 0 };
-
-static struct clk_div_mult_table div4_div_mult_table = {
- .divisors = divisors,
- .nr_divisors = ARRAY_SIZE(divisors),
-};
-
-static struct clk_div4_table div4_table = {
- .div_mult_table = &div4_div_mult_table,
- .kick = div4_kick,
-};
-
-enum {
- DIV4_I, DIV4_ZG, DIV4_B, DIV4_M1, DIV4_HP,
- DIV4_HPP, DIV4_USBP, DIV4_S, DIV4_ZB, DIV4_M3, DIV4_CP,
- DIV4_NR
-};
-
-static struct clk div4_clks[DIV4_NR] = {
- [DIV4_I] = SH_CLK_DIV4(&pllc1_clk, FRQCRA, 20, 0x6fff, CLK_ENABLE_ON_INIT),
- [DIV4_ZG] = SH_CLK_DIV4(&pllc1_clk, FRQCRA, 16, 0x6fff, CLK_ENABLE_ON_INIT),
- [DIV4_B] = SH_CLK_DIV4(&pllc1_clk, FRQCRA, 8, 0x6fff, CLK_ENABLE_ON_INIT),
- [DIV4_M1] = SH_CLK_DIV4(&pllc1_clk, FRQCRA, 4, 0x6fff, CLK_ENABLE_ON_INIT),
- [DIV4_HP] = SH_CLK_DIV4(&pllc1_clk, FRQCRB, 4, 0x6fff, 0),
- [DIV4_HPP] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 20, 0x6fff, 0),
- [DIV4_USBP] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 16, 0x6fff, 0),
- [DIV4_S] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 12, 0x6fff, 0),
- [DIV4_ZB] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 8, 0x6fff, 0),
- [DIV4_M3] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 4, 0x6fff, 0),
- [DIV4_CP] = SH_CLK_DIV4(&pllc1_clk, FRQCRC, 0, 0x6fff, 0),
-};
-
-/* DIV6 reparent */
-enum {
- DIV6_HDMI,
- DIV6_VCLK1, DIV6_VCLK2,
- DIV6_FSIA, DIV6_FSIB,
- DIV6_REPARENT_NR,
-};
-
-static struct clk *hdmi_parent[] = {
- [0] = &pllc1_div2_clk,
- [1] = &system_clk,
- [2] = &dv_clk
-};
-
-static struct clk *vclk_parents[8] = {
- [0] = &pllc1_div2_clk,
- [2] = &dv_clk,
- [3] = &usb24s_clk,
- [4] = &extal1_div2_clk,
- [5] = &extalr_clk,
-};
-
-static struct clk *fsia_parents[] = {
- [0] = &pllc1_div2_clk,
- [1] = &fsiack_clk, /* external clock */
-};
-
-static struct clk *fsib_parents[] = {
- [0] = &pllc1_div2_clk,
- [1] = &fsibck_clk, /* external clock */
-};
-
-static struct clk div6_reparent_clks[DIV6_REPARENT_NR] = {
- [DIV6_HDMI] = SH_CLK_DIV6_EXT(HDMICKCR, 0,
- hdmi_parent, ARRAY_SIZE(hdmi_parent), 6, 2),
- [DIV6_VCLK1] = SH_CLK_DIV6_EXT(VCLKCR1, 0,
- vclk_parents, ARRAY_SIZE(vclk_parents), 12, 3),
- [DIV6_VCLK2] = SH_CLK_DIV6_EXT(VCLKCR2, 0,
- vclk_parents, ARRAY_SIZE(vclk_parents), 12, 3),
- [DIV6_FSIA] = SH_CLK_DIV6_EXT(FSIACKCR, 0,
- fsia_parents, ARRAY_SIZE(fsia_parents), 6, 2),
- [DIV6_FSIB] = SH_CLK_DIV6_EXT(FSIBCKCR, 0,
- fsib_parents, ARRAY_SIZE(fsib_parents), 6, 2),
-};
-
-/* DIV6 clocks */
-enum {
- DIV6_SUB,
- DIV6_NR
-};
-
-static struct clk div6_clks[DIV6_NR] = {
- [DIV6_SUB] = SH_CLK_DIV6(&pllc1_div2_clk, SUBCKCR, 0),
-};
-
-/* HDMI1/2 clock */
-static unsigned long hdmi12_recalc(struct clk *clk)
-{
- u32 val = __raw_readl(HDMICKCR);
- int shift = (int)clk->priv;
-
- val >>= shift;
- val &= 0x3;
-
- return clk->parent->rate / (1 << val);
-};
-
-static int hdmi12_set_rate(struct clk *clk, unsigned long rate)
-{
- u32 val, mask;
- int i, shift;
-
- for (i = 0; i < 3; i++)
- if (rate == clk->parent->rate / (1 << i))
- goto find;
- return -ENODEV;
-
-find:
- shift = (int)clk->priv;
-
- val = __raw_readl(HDMICKCR);
- mask = ~(0x3 << shift);
- val = (val & mask) | i << shift;
- __raw_writel(val, HDMICKCR);
-
- return 0;
-};
-
-static struct sh_clk_ops hdmi12_clk_ops = {
- .recalc = hdmi12_recalc,
- .set_rate = hdmi12_set_rate,
-};
-
-static struct clk hdmi1_clk = {
- .ops = &hdmi12_clk_ops,
- .priv = (void *)9,
- .parent = &div6_reparent_clks[DIV6_HDMI], /* late install */
-};
-
-static struct clk hdmi2_clk = {
- .ops = &hdmi12_clk_ops,
- .priv = (void *)11,
- .parent = &div6_reparent_clks[DIV6_HDMI], /* late install */
-};
-
-static struct clk *late_main_clks[] = {
- &hdmi1_clk,
- &hdmi2_clk,
-};
-
-/* FSI DIV */
-enum { FSIDIV_A, FSIDIV_B, FSIDIV_REPARENT_NR };
-
-static struct clk fsidivs[] = {
- [FSIDIV_A] = SH_CLK_FSIDIV(FSIDIVA, &div6_reparent_clks[DIV6_FSIA]),
- [FSIDIV_B] = SH_CLK_FSIDIV(FSIDIVB, &div6_reparent_clks[DIV6_FSIB]),
-};
-
-/* MSTP */
-enum {
- MSTP128, MSTP127, MSTP125,
- MSTP116, MSTP111, MSTP100, MSTP117,
-
- MSTP230, MSTP229,
- MSTP222,
- MSTP218, MSTP217, MSTP216, MSTP214,
- MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200,
-
- MSTP329, MSTP328, MSTP323, MSTP320,
- MSTP314, MSTP313, MSTP312,
- MSTP309, MSTP304,
-
- MSTP416, MSTP415, MSTP407, MSTP406,
-
- MSTP_NR
-};
-
-static struct clk mstp_clks[MSTP_NR] = {
- [MSTP128] = SH_CLK_MSTP32(&div4_clks[DIV4_S], SMSTPCR1, 28, 0), /* CEU21 */
- [MSTP127] = SH_CLK_MSTP32(&div4_clks[DIV4_S], SMSTPCR1, 27, 0), /* CEU20 */
- [MSTP125] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR1, 25, 0), /* TMU0 */
- [MSTP117] = SH_CLK_MSTP32(&div4_clks[DIV4_B], SMSTPCR1, 17, 0), /* LCDC1 */
- [MSTP116] = SH_CLK_MSTP32(&div4_clks[DIV4_HPP], SMSTPCR1, 16, 0), /* IIC0 */
- [MSTP111] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR1, 11, 0), /* TMU1 */
- [MSTP100] = SH_CLK_MSTP32(&div4_clks[DIV4_B], SMSTPCR1, 0, 0), /* LCDC0 */
-
- [MSTP230] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 30, 0), /* SCIFA6 */
- [MSTP229] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 29, 0), /* INTCA */
- [MSTP222] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 22, 0), /* SCIFA7 */
- [MSTP218] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 18, 0), /* DMAC1 */
- [MSTP217] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 17, 0), /* DMAC2 */
- [MSTP216] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 16, 0), /* DMAC3 */
- [MSTP214] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 14, 0), /* USBDMAC */
- [MSTP207] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 7, 0), /* SCIFA5 */
- [MSTP206] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 6, 0), /* SCIFB */
- [MSTP204] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 4, 0), /* SCIFA0 */
- [MSTP203] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 3, 0), /* SCIFA1 */
- [MSTP202] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 2, 0), /* SCIFA2 */
- [MSTP201] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 1, 0), /* SCIFA3 */
- [MSTP200] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 0, 0), /* SCIFA4 */
-
- [MSTP329] = SH_CLK_MSTP32(&r_clk, SMSTPCR3, 29, 0), /* CMT10 */
- [MSTP328] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 28, 0), /* FSI */
- [MSTP323] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR3, 23, 0), /* IIC1 */
- [MSTP320] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 20, 0), /* USBF */
- [MSTP314] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 14, 0), /* SDHI0 */
- [MSTP313] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 13, 0), /* SDHI1 */
- [MSTP312] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 12, 0), /* MMC */
- [MSTP309] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR3, 9, 0), /* GEther */
- [MSTP304] = SH_CLK_MSTP32(&div4_clks[DIV4_CP], SMSTPCR3, 4, 0), /* TPU0 */
-
- [MSTP416] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR4, 16, 0), /* USBHOST */
- [MSTP415] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR4, 15, 0), /* SDHI2 */
- [MSTP407] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR4, 7, 0), /* USB-Func */
- [MSTP406] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR4, 6, 0), /* USB Phy */
-};
-
-static struct clk_lookup lookups[] = {
- /* main clocks */
- CLKDEV_CON_ID("extalr", &extalr_clk),
- CLKDEV_CON_ID("extal1", &extal1_clk),
- CLKDEV_CON_ID("extal2", &extal2_clk),
- CLKDEV_CON_ID("extal1_div2", &extal1_div2_clk),
- CLKDEV_CON_ID("extal1_div1024", &extal1_div1024_clk),
- CLKDEV_CON_ID("extal1_div2048", &extal1_div2048_clk),
- CLKDEV_CON_ID("extal2_div2", &extal2_div2_clk),
- CLKDEV_CON_ID("dv_clk", &dv_clk),
- CLKDEV_CON_ID("system_clk", &system_clk),
- CLKDEV_CON_ID("system_div2_clk", &system_div2_clk),
- CLKDEV_CON_ID("r_clk", &r_clk),
- CLKDEV_CON_ID("pllc0_clk", &pllc0_clk),
- CLKDEV_CON_ID("pllc1_clk", &pllc1_clk),
- CLKDEV_CON_ID("pllc1_div2_clk", &pllc1_div2_clk),
- CLKDEV_CON_ID("usb24s", &usb24s_clk),
- CLKDEV_CON_ID("hdmi1", &hdmi1_clk),
- CLKDEV_CON_ID("hdmi2", &hdmi2_clk),
- CLKDEV_CON_ID("video1", &div6_reparent_clks[DIV6_VCLK1]),
- CLKDEV_CON_ID("video2", &div6_reparent_clks[DIV6_VCLK2]),
- CLKDEV_CON_ID("fsiack", &fsiack_clk),
- CLKDEV_CON_ID("fsibck", &fsibck_clk),
-
- /* DIV4 clocks */
- CLKDEV_CON_ID("i_clk", &div4_clks[DIV4_I]),
- CLKDEV_CON_ID("zg_clk", &div4_clks[DIV4_ZG]),
- CLKDEV_CON_ID("b_clk", &div4_clks[DIV4_B]),
- CLKDEV_CON_ID("m1_clk", &div4_clks[DIV4_M1]),
- CLKDEV_CON_ID("hp_clk", &div4_clks[DIV4_HP]),
- CLKDEV_CON_ID("hpp_clk", &div4_clks[DIV4_HPP]),
- CLKDEV_CON_ID("s_clk", &div4_clks[DIV4_S]),
- CLKDEV_CON_ID("zb_clk", &div4_clks[DIV4_ZB]),
- CLKDEV_CON_ID("m3_clk", &div4_clks[DIV4_M3]),
- CLKDEV_CON_ID("cp_clk", &div4_clks[DIV4_CP]),
-
- /* DIV6 clocks */
- CLKDEV_CON_ID("sub_clk", &div6_clks[DIV6_SUB]),
-
- /* MSTP32 clocks */
- CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[MSTP100]),
- CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[MSTP116]),
- CLKDEV_DEV_ID("fff20000.i2c", &mstp_clks[MSTP116]),
- CLKDEV_DEV_ID("sh_mobile_lcdc_fb.1", &mstp_clks[MSTP117]),
- CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[MSTP127]),
- CLKDEV_DEV_ID("sh_mobile_ceu.1", &mstp_clks[MSTP128]),
-
- CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP200]),
- CLKDEV_DEV_ID("e6c80000.serial", &mstp_clks[MSTP200]),
- CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP201]),
- CLKDEV_DEV_ID("e6c70000.serial", &mstp_clks[MSTP201]),
- CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP202]),
- CLKDEV_DEV_ID("e6c60000.serial", &mstp_clks[MSTP202]),
- CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP203]),
- CLKDEV_DEV_ID("e6c50000.serial", &mstp_clks[MSTP203]),
- CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]),
- CLKDEV_DEV_ID("e6c40000.serial", &mstp_clks[MSTP204]),
- CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP206]),
- CLKDEV_DEV_ID("e6c30000.serial", &mstp_clks[MSTP206]),
- CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP207]),
- CLKDEV_DEV_ID("e6cb0000.serial", &mstp_clks[MSTP207]),
- CLKDEV_DEV_ID("sh-dma-engine.3", &mstp_clks[MSTP214]),
- CLKDEV_DEV_ID("sh-dma-engine.2", &mstp_clks[MSTP216]),
- CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[MSTP217]),
- CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP218]),
- CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP222]),
- CLKDEV_DEV_ID("e6cd0000.serial", &mstp_clks[MSTP222]),
- CLKDEV_DEV_ID("renesas_intc_irqpin.0", &mstp_clks[MSTP229]),
- CLKDEV_DEV_ID("renesas_intc_irqpin.1", &mstp_clks[MSTP229]),
- CLKDEV_DEV_ID("renesas_intc_irqpin.2", &mstp_clks[MSTP229]),
- CLKDEV_DEV_ID("renesas_intc_irqpin.3", &mstp_clks[MSTP229]),
- CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP230]),
- CLKDEV_DEV_ID("e6cc0000.serial", &mstp_clks[MSTP230]),
-
- CLKDEV_DEV_ID("sh_fsi2", &mstp_clks[MSTP328]),
- CLKDEV_DEV_ID("fe1f0000.sound", &mstp_clks[MSTP328]),
- CLKDEV_DEV_ID("i2c-sh_mobile.1", &mstp_clks[MSTP323]),
- CLKDEV_DEV_ID("e6c20000.i2c", &mstp_clks[MSTP323]),
- CLKDEV_DEV_ID("renesas_usbhs", &mstp_clks[MSTP320]),
- CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[MSTP314]),
- CLKDEV_DEV_ID("e6850000.sd", &mstp_clks[MSTP314]),
- CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP313]),
- CLKDEV_DEV_ID("e6860000.sd", &mstp_clks[MSTP313]),
- CLKDEV_DEV_ID("sh_mmcif", &mstp_clks[MSTP312]),
- CLKDEV_DEV_ID("e6bd0000.mmc", &mstp_clks[MSTP312]),
- CLKDEV_DEV_ID("r8a7740-gether", &mstp_clks[MSTP309]),
- CLKDEV_DEV_ID("e9a00000.ethernet", &mstp_clks[MSTP309]),
- CLKDEV_DEV_ID("renesas-tpu-pwm", &mstp_clks[MSTP304]),
- CLKDEV_DEV_ID("e6600000.pwm", &mstp_clks[MSTP304]),
-
- CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP415]),
- CLKDEV_DEV_ID("e6870000.sd", &mstp_clks[MSTP415]),
-
- /* ICK */
- CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[MSTP111]),
- CLKDEV_ICK_ID("fck", "fff90000.timer", &mstp_clks[MSTP111]),
- CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[MSTP125]),
- CLKDEV_ICK_ID("fck", "fff80000.timer", &mstp_clks[MSTP125]),
- CLKDEV_ICK_ID("fck", "sh-cmt-48.1", &mstp_clks[MSTP329]),
- CLKDEV_ICK_ID("fck", "e6138000.timer", &mstp_clks[MSTP329]),
- CLKDEV_ICK_ID("host", "renesas_usbhs", &mstp_clks[MSTP416]),
- CLKDEV_ICK_ID("func", "renesas_usbhs", &mstp_clks[MSTP407]),
- CLKDEV_ICK_ID("phy", "renesas_usbhs", &mstp_clks[MSTP406]),
- CLKDEV_ICK_ID("pci", "renesas_usbhs", &div4_clks[DIV4_USBP]),
- CLKDEV_ICK_ID("usb24", "renesas_usbhs", &usb24_clk),
- CLKDEV_ICK_ID("ick", "sh-mobile-hdmi", &div6_reparent_clks[DIV6_HDMI]),
-
- CLKDEV_ICK_ID("icka", "sh_fsi2", &div6_reparent_clks[DIV6_FSIA]),
- CLKDEV_ICK_ID("ickb", "sh_fsi2", &div6_reparent_clks[DIV6_FSIB]),
- CLKDEV_ICK_ID("diva", "sh_fsi2", &fsidivs[FSIDIV_A]),
- CLKDEV_ICK_ID("divb", "sh_fsi2", &fsidivs[FSIDIV_B]),
- CLKDEV_ICK_ID("xcka", "sh_fsi2", &fsiack_clk),
- CLKDEV_ICK_ID("xckb", "sh_fsi2", &fsibck_clk),
-};
-
-void __init r8a7740_clock_init(u8 md_ck)
-{
- int k, ret = 0;
-
- /* detect system clock parent */
- if (md_ck & MD_CK1)
- system_clk.parent = &extal1_div2_clk;
- else
- system_clk.parent = &extal1_clk;
-
- /* detect RCLK parent */
- switch (md_ck & (MD_CK2 | MD_CK1)) {
- case MD_CK2 | MD_CK1:
- r_clk.parent = &extal1_div2048_clk;
- break;
- case MD_CK2:
- r_clk.parent = &extal1_div1024_clk;
- break;
- case MD_CK1:
- default:
- r_clk.parent = &extalr_clk;
- break;
- }
-
- for (k = 0; !ret && (k < ARRAY_SIZE(main_clks)); k++)
- ret = clk_register(main_clks[k]);
-
- if (!ret)
- ret = sh_clk_div4_register(div4_clks, DIV4_NR, &div4_table);
-
- if (!ret)
- ret = sh_clk_div6_register(div6_clks, DIV6_NR);
-
- if (!ret)
- ret = sh_clk_div6_reparent_register(div6_reparent_clks,
- DIV6_REPARENT_NR);
-
- if (!ret)
- ret = sh_clk_mstp_register(mstp_clks, MSTP_NR);
-
- for (k = 0; !ret && (k < ARRAY_SIZE(late_main_clks)); k++)
- ret = clk_register(late_main_clks[k]);
-
- if (!ret)
- ret = sh_clk_fsidiv_register(fsidivs, FSIDIV_REPARENT_NR);
-
- clkdev_add_table(lookups, ARRAY_SIZE(lookups));
-
- if (!ret)
- shmobile_clk_init();
- else
- panic("failed to setup r8a7740 clocks\n");
-}
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
-#include <linux/dma-mapping.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/irqchip.h>
#include <linux/irqchip/arm-gic.h>
-#include <linux/platform_data/irq-renesas-intc-irqpin.h>
-#include <linux/platform_device.h>
#include <linux/of_platform.h>
-#include <linux/serial_sci.h>
-#include <linux/sh_dma.h>
-#include <linux/sh_timer.h>
-#include <linux/platform_data/sh_ipmmu.h>
-#include <asm/mach-types.h>
#include <asm/mach/map.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/hardware/cache-l2x0.h>
#include "common.h"
-#include "dma-register.h"
-#include "irqs.h"
-#include "pm-rmobile.h"
-#include "r8a7740.h"
static struct map_desc r8a7740_io_desc[] __initdata = {
/*
#endif
};
-void __init r8a7740_map_io(void)
+static void __init r8a7740_map_io(void)
{
debug_ll_io_init();
iotable_init(r8a7740_io_desc, ARRAY_SIZE(r8a7740_io_desc));
}
-/* PFC */
-static const struct resource pfc_resources[] = {
- DEFINE_RES_MEM(0xe6050000, 0x8000),
- DEFINE_RES_MEM(0xe605800c, 0x0020),
-};
-
-void __init r8a7740_pinmux_init(void)
-{
- platform_device_register_simple("pfc-r8a7740", -1, pfc_resources,
- ARRAY_SIZE(pfc_resources));
-}
-
-static struct renesas_intc_irqpin_config irqpin0_platform_data = {
- .irq_base = irq_pin(0), /* IRQ0 -> IRQ7 */
-};
-
-static struct resource irqpin0_resources[] = {
- DEFINE_RES_MEM(0xe6900000, 4), /* ICR1A */
- DEFINE_RES_MEM(0xe6900010, 4), /* INTPRI00A */
- DEFINE_RES_MEM(0xe6900020, 1), /* INTREQ00A */
- DEFINE_RES_MEM(0xe6900040, 1), /* INTMSK00A */
- DEFINE_RES_MEM(0xe6900060, 1), /* INTMSKCLR00A */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ0 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ1 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ2 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ3 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ4 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ5 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ6 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ7 */
-};
-
-static struct platform_device irqpin0_device = {
- .name = "renesas_intc_irqpin",
- .id = 0,
- .resource = irqpin0_resources,
- .num_resources = ARRAY_SIZE(irqpin0_resources),
- .dev = {
- .platform_data = &irqpin0_platform_data,
- },
-};
-
-static struct renesas_intc_irqpin_config irqpin1_platform_data = {
- .irq_base = irq_pin(8), /* IRQ8 -> IRQ15 */
-};
-
-static struct resource irqpin1_resources[] = {
- DEFINE_RES_MEM(0xe6900004, 4), /* ICR2A */
- DEFINE_RES_MEM(0xe6900014, 4), /* INTPRI10A */
- DEFINE_RES_MEM(0xe6900024, 1), /* INTREQ10A */
- DEFINE_RES_MEM(0xe6900044, 1), /* INTMSK10A */
- DEFINE_RES_MEM(0xe6900064, 1), /* INTMSKCLR10A */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ8 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ9 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ10 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ11 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ12 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ13 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ14 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ15 */
-};
-
-static struct platform_device irqpin1_device = {
- .name = "renesas_intc_irqpin",
- .id = 1,
- .resource = irqpin1_resources,
- .num_resources = ARRAY_SIZE(irqpin1_resources),
- .dev = {
- .platform_data = &irqpin1_platform_data,
- },
-};
-
-static struct renesas_intc_irqpin_config irqpin2_platform_data = {
- .irq_base = irq_pin(16), /* IRQ16 -> IRQ23 */
-};
-
-static struct resource irqpin2_resources[] = {
- DEFINE_RES_MEM(0xe6900008, 4), /* ICR3A */
- DEFINE_RES_MEM(0xe6900018, 4), /* INTPRI30A */
- DEFINE_RES_MEM(0xe6900028, 1), /* INTREQ30A */
- DEFINE_RES_MEM(0xe6900048, 1), /* INTMSK30A */
- DEFINE_RES_MEM(0xe6900068, 1), /* INTMSKCLR30A */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ16 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ17 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ18 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ19 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ20 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ21 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ22 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ23 */
-};
-
-static struct platform_device irqpin2_device = {
- .name = "renesas_intc_irqpin",
- .id = 2,
- .resource = irqpin2_resources,
- .num_resources = ARRAY_SIZE(irqpin2_resources),
- .dev = {
- .platform_data = &irqpin2_platform_data,
- },
-};
-
-static struct renesas_intc_irqpin_config irqpin3_platform_data = {
- .irq_base = irq_pin(24), /* IRQ24 -> IRQ31 */
-};
-
-static struct resource irqpin3_resources[] = {
- DEFINE_RES_MEM(0xe690000c, 4), /* ICR3A */
- DEFINE_RES_MEM(0xe690001c, 4), /* INTPRI30A */
- DEFINE_RES_MEM(0xe690002c, 1), /* INTREQ30A */
- DEFINE_RES_MEM(0xe690004c, 1), /* INTMSK30A */
- DEFINE_RES_MEM(0xe690006c, 1), /* INTMSKCLR30A */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ24 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ25 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ26 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ27 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ28 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ29 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ30 */
- DEFINE_RES_IRQ(gic_spi(149)), /* IRQ31 */
-};
-
-static struct platform_device irqpin3_device = {
- .name = "renesas_intc_irqpin",
- .id = 3,
- .resource = irqpin3_resources,
- .num_resources = ARRAY_SIZE(irqpin3_resources),
- .dev = {
- .platform_data = &irqpin3_platform_data,
- },
-};
-
-/* SCIF */
-#define R8A7740_SCIF(scif_type, index, baseaddr, irq) \
-static struct plat_sci_port scif##index##_platform_data = { \
- .type = scif_type, \
- .flags = UPF_BOOT_AUTOCONF, \
- .scscr = SCSCR_RE | SCSCR_TE, \
-}; \
- \
-static struct resource scif##index##_resources[] = { \
- DEFINE_RES_MEM(baseaddr, 0x100), \
- DEFINE_RES_IRQ(irq), \
-}; \
- \
-static struct platform_device scif##index##_device = { \
- .name = "sh-sci", \
- .id = index, \
- .resource = scif##index##_resources, \
- .num_resources = ARRAY_SIZE(scif##index##_resources), \
- .dev = { \
- .platform_data = &scif##index##_platform_data, \
- }, \
-}
-
-R8A7740_SCIF(PORT_SCIFA, 0, 0xe6c40000, gic_spi(100));
-R8A7740_SCIF(PORT_SCIFA, 1, 0xe6c50000, gic_spi(101));
-R8A7740_SCIF(PORT_SCIFA, 2, 0xe6c60000, gic_spi(102));
-R8A7740_SCIF(PORT_SCIFA, 3, 0xe6c70000, gic_spi(103));
-R8A7740_SCIF(PORT_SCIFA, 4, 0xe6c80000, gic_spi(104));
-R8A7740_SCIF(PORT_SCIFA, 5, 0xe6cb0000, gic_spi(105));
-R8A7740_SCIF(PORT_SCIFA, 6, 0xe6cc0000, gic_spi(106));
-R8A7740_SCIF(PORT_SCIFA, 7, 0xe6cd0000, gic_spi(107));
-R8A7740_SCIF(PORT_SCIFB, 8, 0xe6c30000, gic_spi(108));
-
-/* CMT */
-static struct sh_timer_config cmt1_platform_data = {
- .channels_mask = 0x3f,
-};
-
-static struct resource cmt1_resources[] = {
- DEFINE_RES_MEM(0xe6138000, 0x170),
- DEFINE_RES_IRQ(gic_spi(58)),
-};
-
-static struct platform_device cmt1_device = {
- .name = "sh-cmt-48",
- .id = 1,
- .dev = {
- .platform_data = &cmt1_platform_data,
- },
- .resource = cmt1_resources,
- .num_resources = ARRAY_SIZE(cmt1_resources),
-};
-
-/* TMU */
-static struct sh_timer_config tmu0_platform_data = {
- .channels_mask = 7,
-};
-
-static struct resource tmu0_resources[] = {
- DEFINE_RES_MEM(0xfff80000, 0x2c),
- DEFINE_RES_IRQ(gic_spi(198)),
- DEFINE_RES_IRQ(gic_spi(199)),
- DEFINE_RES_IRQ(gic_spi(200)),
-};
-
-static struct platform_device tmu0_device = {
- .name = "sh-tmu",
- .id = 0,
- .dev = {
- .platform_data = &tmu0_platform_data,
- },
- .resource = tmu0_resources,
- .num_resources = ARRAY_SIZE(tmu0_resources),
-};
-
-/* IPMMUI (an IPMMU module for ICB/LMB) */
-static struct resource ipmmu_resources[] = {
- [0] = {
- .name = "IPMMUI",
- .start = 0xfe951000,
- .end = 0xfe9510ff,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static const char * const ipmmu_dev_names[] = {
- "sh_mobile_lcdc_fb.0",
- "sh_mobile_lcdc_fb.1",
- "sh_mobile_ceu.0",
-};
-
-static struct shmobile_ipmmu_platform_data ipmmu_platform_data = {
- .dev_names = ipmmu_dev_names,
- .num_dev_names = ARRAY_SIZE(ipmmu_dev_names),
-};
-
-static struct platform_device ipmmu_device = {
- .name = "ipmmu",
- .id = -1,
- .dev = {
- .platform_data = &ipmmu_platform_data,
- },
- .resource = ipmmu_resources,
- .num_resources = ARRAY_SIZE(ipmmu_resources),
-};
-
-static struct platform_device *r8a7740_early_devices[] __initdata = {
- &scif0_device,
- &scif1_device,
- &scif2_device,
- &scif3_device,
- &scif4_device,
- &scif5_device,
- &scif6_device,
- &scif7_device,
- &scif8_device,
- &irqpin0_device,
- &irqpin1_device,
- &irqpin2_device,
- &irqpin3_device,
- &tmu0_device,
- &ipmmu_device,
- &cmt1_device,
-};
-
-/* DMA */
-static const struct sh_dmae_slave_config r8a7740_dmae_slaves[] = {
- {
- .slave_id = SHDMA_SLAVE_SDHI0_TX,
- .addr = 0xe6850030,
- .chcr = CHCR_TX(XMIT_SZ_16BIT),
- .mid_rid = 0xc1,
- }, {
- .slave_id = SHDMA_SLAVE_SDHI0_RX,
- .addr = 0xe6850030,
- .chcr = CHCR_RX(XMIT_SZ_16BIT),
- .mid_rid = 0xc2,
- }, {
- .slave_id = SHDMA_SLAVE_SDHI1_TX,
- .addr = 0xe6860030,
- .chcr = CHCR_TX(XMIT_SZ_16BIT),
- .mid_rid = 0xc9,
- }, {
- .slave_id = SHDMA_SLAVE_SDHI1_RX,
- .addr = 0xe6860030,
- .chcr = CHCR_RX(XMIT_SZ_16BIT),
- .mid_rid = 0xca,
- }, {
- .slave_id = SHDMA_SLAVE_SDHI2_TX,
- .addr = 0xe6870030,
- .chcr = CHCR_TX(XMIT_SZ_16BIT),
- .mid_rid = 0xcd,
- }, {
- .slave_id = SHDMA_SLAVE_SDHI2_RX,
- .addr = 0xe6870030,
- .chcr = CHCR_RX(XMIT_SZ_16BIT),
- .mid_rid = 0xce,
- }, {
- .slave_id = SHDMA_SLAVE_FSIA_TX,
- .addr = 0xfe1f0024,
- .chcr = CHCR_TX(XMIT_SZ_32BIT),
- .mid_rid = 0xb1,
- }, {
- .slave_id = SHDMA_SLAVE_FSIA_RX,
- .addr = 0xfe1f0020,
- .chcr = CHCR_RX(XMIT_SZ_32BIT),
- .mid_rid = 0xb2,
- }, {
- .slave_id = SHDMA_SLAVE_FSIB_TX,
- .addr = 0xfe1f0064,
- .chcr = CHCR_TX(XMIT_SZ_32BIT),
- .mid_rid = 0xb5,
- }, {
- .slave_id = SHDMA_SLAVE_MMCIF_TX,
- .addr = 0xe6bd0034,
- .chcr = CHCR_TX(XMIT_SZ_32BIT),
- .mid_rid = 0xd1,
- }, {
- .slave_id = SHDMA_SLAVE_MMCIF_RX,
- .addr = 0xe6bd0034,
- .chcr = CHCR_RX(XMIT_SZ_32BIT),
- .mid_rid = 0xd2,
- },
-};
-
-#define DMA_CHANNEL(a, b, c) \
-{ \
- .offset = a, \
- .dmars = b, \
- .dmars_bit = c, \
- .chclr_offset = (0x220 - 0x20) + a \
-}
-
-static const struct sh_dmae_channel r8a7740_dmae_channels[] = {
- DMA_CHANNEL(0x00, 0, 0),
- DMA_CHANNEL(0x10, 0, 8),
- DMA_CHANNEL(0x20, 4, 0),
- DMA_CHANNEL(0x30, 4, 8),
- DMA_CHANNEL(0x50, 8, 0),
- DMA_CHANNEL(0x60, 8, 8),
-};
-
-static struct sh_dmae_pdata dma_platform_data = {
- .slave = r8a7740_dmae_slaves,
- .slave_num = ARRAY_SIZE(r8a7740_dmae_slaves),
- .channel = r8a7740_dmae_channels,
- .channel_num = ARRAY_SIZE(r8a7740_dmae_channels),
- .ts_low_shift = TS_LOW_SHIFT,
- .ts_low_mask = TS_LOW_BIT << TS_LOW_SHIFT,
- .ts_high_shift = TS_HI_SHIFT,
- .ts_high_mask = TS_HI_BIT << TS_HI_SHIFT,
- .ts_shift = dma_ts_shift,
- .ts_shift_num = ARRAY_SIZE(dma_ts_shift),
- .dmaor_init = DMAOR_DME,
- .chclr_present = 1,
-};
-
-/* Resource order important! */
-static struct resource r8a7740_dmae0_resources[] = {
- {
- /* Channel registers and DMAOR */
- .start = 0xfe008020,
- .end = 0xfe00828f,
- .flags = IORESOURCE_MEM,
- },
- {
- /* DMARSx */
- .start = 0xfe009000,
- .end = 0xfe00900b,
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "error_irq",
- .start = gic_spi(34),
- .end = gic_spi(34),
- .flags = IORESOURCE_IRQ,
- },
- {
- /* IRQ for channels 0-5 */
- .start = gic_spi(28),
- .end = gic_spi(33),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-/* Resource order important! */
-static struct resource r8a7740_dmae1_resources[] = {
- {
- /* Channel registers and DMAOR */
- .start = 0xfe018020,
- .end = 0xfe01828f,
- .flags = IORESOURCE_MEM,
- },
- {
- /* DMARSx */
- .start = 0xfe019000,
- .end = 0xfe01900b,
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "error_irq",
- .start = gic_spi(41),
- .end = gic_spi(41),
- .flags = IORESOURCE_IRQ,
- },
- {
- /* IRQ for channels 0-5 */
- .start = gic_spi(35),
- .end = gic_spi(40),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-/* Resource order important! */
-static struct resource r8a7740_dmae2_resources[] = {
- {
- /* Channel registers and DMAOR */
- .start = 0xfe028020,
- .end = 0xfe02828f,
- .flags = IORESOURCE_MEM,
- },
- {
- /* DMARSx */
- .start = 0xfe029000,
- .end = 0xfe02900b,
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "error_irq",
- .start = gic_spi(48),
- .end = gic_spi(48),
- .flags = IORESOURCE_IRQ,
- },
- {
- /* IRQ for channels 0-5 */
- .start = gic_spi(42),
- .end = gic_spi(47),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device dma0_device = {
- .name = "sh-dma-engine",
- .id = 0,
- .resource = r8a7740_dmae0_resources,
- .num_resources = ARRAY_SIZE(r8a7740_dmae0_resources),
- .dev = {
- .platform_data = &dma_platform_data,
- },
-};
-
-static struct platform_device dma1_device = {
- .name = "sh-dma-engine",
- .id = 1,
- .resource = r8a7740_dmae1_resources,
- .num_resources = ARRAY_SIZE(r8a7740_dmae1_resources),
- .dev = {
- .platform_data = &dma_platform_data,
- },
-};
-
-static struct platform_device dma2_device = {
- .name = "sh-dma-engine",
- .id = 2,
- .resource = r8a7740_dmae2_resources,
- .num_resources = ARRAY_SIZE(r8a7740_dmae2_resources),
- .dev = {
- .platform_data = &dma_platform_data,
- },
-};
-
-/* USB-DMAC */
-static const struct sh_dmae_channel r8a7740_usb_dma_channels[] = {
- {
- .offset = 0,
- }, {
- .offset = 0x20,
- },
-};
-
-static const struct sh_dmae_slave_config r8a7740_usb_dma_slaves[] = {
- {
- .slave_id = SHDMA_SLAVE_USBHS_TX,
- .chcr = USBTS_INDEX2VAL(USBTS_XMIT_SZ_8BYTE),
- }, {
- .slave_id = SHDMA_SLAVE_USBHS_RX,
- .chcr = USBTS_INDEX2VAL(USBTS_XMIT_SZ_8BYTE),
- },
-};
-
-static struct sh_dmae_pdata usb_dma_platform_data = {
- .slave = r8a7740_usb_dma_slaves,
- .slave_num = ARRAY_SIZE(r8a7740_usb_dma_slaves),
- .channel = r8a7740_usb_dma_channels,
- .channel_num = ARRAY_SIZE(r8a7740_usb_dma_channels),
- .ts_low_shift = USBTS_LOW_SHIFT,
- .ts_low_mask = USBTS_LOW_BIT << USBTS_LOW_SHIFT,
- .ts_high_shift = USBTS_HI_SHIFT,
- .ts_high_mask = USBTS_HI_BIT << USBTS_HI_SHIFT,
- .ts_shift = dma_usbts_shift,
- .ts_shift_num = ARRAY_SIZE(dma_usbts_shift),
- .dmaor_init = DMAOR_DME,
- .chcr_offset = 0x14,
- .chcr_ie_bit = 1 << 5,
- .dmaor_is_32bit = 1,
- .needs_tend_set = 1,
- .no_dmars = 1,
- .slave_only = 1,
-};
-
-static struct resource r8a7740_usb_dma_resources[] = {
- {
- /* Channel registers and DMAOR */
- .start = 0xe68a0020,
- .end = 0xe68a0064 - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- /* VCR/SWR/DMICR */
- .start = 0xe68a0000,
- .end = 0xe68a0014 - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- /* IRQ for channels */
- .start = gic_spi(49),
- .end = gic_spi(49),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device usb_dma_device = {
- .name = "sh-dma-engine",
- .id = 3,
- .resource = r8a7740_usb_dma_resources,
- .num_resources = ARRAY_SIZE(r8a7740_usb_dma_resources),
- .dev = {
- .platform_data = &usb_dma_platform_data,
- },
-};
-
-/* I2C */
-static struct resource i2c0_resources[] = {
- [0] = {
- .name = "IIC0",
- .start = 0xfff20000,
- .end = 0xfff20425 - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = gic_spi(201),
- .end = gic_spi(204),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct resource i2c1_resources[] = {
- [0] = {
- .name = "IIC1",
- .start = 0xe6c20000,
- .end = 0xe6c20425 - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = gic_spi(70), /* IIC1_ALI1 */
- .end = gic_spi(73), /* IIC1_DTEI1 */
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device i2c0_device = {
- .name = "i2c-sh_mobile",
- .id = 0,
- .resource = i2c0_resources,
- .num_resources = ARRAY_SIZE(i2c0_resources),
-};
-
-static struct platform_device i2c1_device = {
- .name = "i2c-sh_mobile",
- .id = 1,
- .resource = i2c1_resources,
- .num_resources = ARRAY_SIZE(i2c1_resources),
-};
-
-static struct resource pmu_resources[] = {
- [0] = {
- .start = gic_spi(83),
- .end = gic_spi(83),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device pmu_device = {
- .name = "armv7-pmu",
- .id = -1,
- .num_resources = ARRAY_SIZE(pmu_resources),
- .resource = pmu_resources,
-};
-
-static struct platform_device *r8a7740_late_devices[] __initdata = {
- &i2c0_device,
- &i2c1_device,
- &dma0_device,
- &dma1_device,
- &dma2_device,
- &usb_dma_device,
- &pmu_device,
-};
-
/*
* r8a7740 chip has lasting errata on MERAM buffer.
* this is work-around for it.
* "Media RAM (MERAM)" on r8a7740 documentation
*/
#define MEBUFCNTR 0xFE950098
-void __init r8a7740_meram_workaround(void)
+static void __init r8a7740_meram_workaround(void)
{
void __iomem *reg;
}
}
-void __init r8a7740_add_standard_devices(void)
-{
- static struct pm_domain_device domain_devices[] __initdata = {
- { "A4R", &tmu0_device },
- { "A4R", &i2c0_device },
- { "A4S", &irqpin0_device },
- { "A4S", &irqpin1_device },
- { "A4S", &irqpin2_device },
- { "A4S", &irqpin3_device },
- { "A3SP", &scif0_device },
- { "A3SP", &scif1_device },
- { "A3SP", &scif2_device },
- { "A3SP", &scif3_device },
- { "A3SP", &scif4_device },
- { "A3SP", &scif5_device },
- { "A3SP", &scif6_device },
- { "A3SP", &scif7_device },
- { "A3SP", &scif8_device },
- { "A3SP", &i2c1_device },
- { "A3SP", &ipmmu_device },
- { "A3SP", &dma0_device },
- { "A3SP", &dma1_device },
- { "A3SP", &dma2_device },
- { "A3SP", &usb_dma_device },
- };
-
- r8a7740_init_pm_domains();
-
- /* add devices */
- platform_add_devices(r8a7740_early_devices,
- ARRAY_SIZE(r8a7740_early_devices));
- platform_add_devices(r8a7740_late_devices,
- ARRAY_SIZE(r8a7740_late_devices));
-
- /* add devices to PM domain */
- rmobile_add_devices_to_domains(domain_devices,
- ARRAY_SIZE(domain_devices));
-}
-
-void __init r8a7740_add_early_devices(void)
-{
- early_platform_add_devices(r8a7740_early_devices,
- ARRAY_SIZE(r8a7740_early_devices));
-
- /* setup early console here as well */
- shmobile_setup_console();
-}
-
-#ifdef CONFIG_USE_OF
-
-void __init r8a7740_init_irq_of(void)
+static void __init r8a7740_init_irq_of(void)
{
void __iomem *intc_prio_base = ioremap_nocache(0xe6900010, 0x10);
void __iomem *intc_msk_base = ioremap_nocache(0xe6900040, 0x10);
void __iomem *pfc_inta_ctrl = ioremap_nocache(0xe605807c, 0x4);
-#ifdef CONFIG_ARCH_SHMOBILE_LEGACY
- void __iomem *gic_dist_base = ioremap_nocache(0xc2800000, 0x1000);
- void __iomem *gic_cpu_base = ioremap_nocache(0xc2000000, 0x1000);
-
- gic_init(0, 29, gic_dist_base, gic_cpu_base);
-#else
irqchip_init();
-#endif
/* route signals to GIC */
iowrite32(0x0, pfc_inta_ctrl);
.init_late = shmobile_init_late,
.dt_compat = r8a7740_boards_compat_dt,
MACHINE_END
-
-#endif /* CONFIG_USE_OF */
projects / cascardo / linux.git / commitdiff