arch/arm/mach-omap2/board-generic.c

   1 /*
   2  * Copyright (C) 2005 Nokia Corporation
   3  * Author: Paul Mundt <paul.mundt@nokia.com>
   4  *
   5  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
   6  *
   7  * Modified from the original mach-omap/omap2/board-generic.c did by Paul
   8  * to support the OMAP2+ device tree boards with an unique board file.
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13  */
  14 #include <linux/io.h>
  15 #include <linux/of_irq.h>
  16 #include <linux/of_platform.h>
  17 #include <linux/irqdomain.h>
  18
  19 #include <asm/mach/arch.h>
  20
  21 #include "common.h"
  22 #include "common-board-devices.h"
  23 #include "dss-common.h"
  24
  25 #if !(defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3))
  26 #define intc_of_init    NULL
  27 #endif
  28 #ifndef CONFIG_ARCH_OMAP4
  29 #define gic_of_init             NULL
  30 #endif
  31
  32 static struct of_device_id omap_dt_match_table[] __initdata = {
  33         { .compatible = "simple-bus", },
  34         { .compatible = "ti,omap-infra", },
  35         { }
  36 };
  37
  38 static void __init omap_generic_init(void)
  39 {
  40         omap_sdrc_init(NULL, NULL);
  41
  42         of_platform_populate(NULL, omap_dt_match_table, NULL, NULL);
  43
  44         /*
  45          * HACK: call display setup code for selected boards to enable omapdss.
  46          * This will be removed when omapdss supports DT.
  47          */
  48         if (of_machine_is_compatible("ti,omap4-panda"))
  49                 omap4_panda_display_init_of();
  50         else if (of_machine_is_compatible("ti,omap4-sdp"))
  51                 omap_4430sdp_display_init_of();
  52 }
  53
  54 #ifdef CONFIG_SOC_OMAP2420
  55 static const char *omap242x_boards_compat[] __initdata = {
  56         "ti,omap2420",
  57         NULL,
  58 };
  59
  60 DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)")
  61         .reserve        = omap_reserve,
  62         .map_io         = omap242x_map_io,
  63         .init_early     = omap2420_init_early,
  64         .init_irq       = omap_intc_of_init,
  65         .handle_irq     = omap2_intc_handle_irq,
  66         .init_machine   = omap_generic_init,
  67         .init_time      = omap2_sync32k_timer_init,
  68         .dt_compat      = omap242x_boards_compat,
  69         .restart        = omap2xxx_restart,
  70 MACHINE_END
  71 #endif
  72
  73 #ifdef CONFIG_SOC_OMAP2430
  74 static const char *omap243x_boards_compat[] __initdata = {
  75         "ti,omap2430",
  76         NULL,
  77 };
  78
  79 DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)")
  80         .reserve        = omap_reserve,
  81         .map_io         = omap243x_map_io,
  82         .init_early     = omap2430_init_early,
  83         .init_irq       = omap_intc_of_init,
  84         .handle_irq     = omap2_intc_handle_irq,
  85         .init_machine   = omap_generic_init,
  86         .init_time      = omap2_sync32k_timer_init,
  87         .dt_compat      = omap243x_boards_compat,
  88         .restart        = omap2xxx_restart,
  89 MACHINE_END
  90 #endif
  91
  92 #ifdef CONFIG_ARCH_OMAP3
  93 static const char *omap3_boards_compat[] __initdata = {
  94         "ti,omap3",
  95         NULL,
  96 };
  97
  98 DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)")
  99         .reserve        = omap_reserve,
 100         .map_io         = omap3_map_io,
 101         .init_early     = omap3430_init_early,
 102         .init_irq       = omap_intc_of_init,
 103         .handle_irq     = omap3_intc_handle_irq,
 104         .init_machine   = omap_generic_init,
 105         .init_time      = omap3_sync32k_timer_init,
 106         .dt_compat      = omap3_boards_compat,
 107         .restart        = omap3xxx_restart,
 108 MACHINE_END
 109
 110 static const char *omap3_gp_boards_compat[] __initdata = {
 111         "ti,omap3-beagle",
 112         NULL,
 113 };
 114
 115 DT_MACHINE_START(OMAP3_GP_DT, "Generic OMAP3-GP (Flattened Device Tree)")
 116         .reserve        = omap_reserve,
 117         .map_io         = omap3_map_io,
 118         .init_early     = omap3430_init_early,
 119         .init_irq       = omap_intc_of_init,
 120         .handle_irq     = omap3_intc_handle_irq,
 121         .init_machine   = omap_generic_init,
 122         .init_time      = omap3_secure_sync32k_timer_init,
 123         .dt_compat      = omap3_gp_boards_compat,
 124         .restart        = omap3xxx_restart,
 125 MACHINE_END
 126 #endif
 127
 128 #ifdef CONFIG_SOC_AM33XX
 129 static const char *am33xx_boards_compat[] __initdata = {
 130         "ti,am33xx",
 131         NULL,
 132 };
 133
 134 DT_MACHINE_START(AM33XX_DT, "Generic AM33XX (Flattened Device Tree)")
 135         .reserve        = omap_reserve,
 136         .map_io         = am33xx_map_io,
 137         .init_early     = am33xx_init_early,
 138         .init_irq       = omap_intc_of_init,
 139         .handle_irq     = omap3_intc_handle_irq,
 140         .init_machine   = omap_generic_init,
 141         .init_time      = omap3_am33xx_gptimer_timer_init,
 142         .dt_compat      = am33xx_boards_compat,
 143         .restart        = am33xx_restart,
 144 MACHINE_END
 145 #endif
 146
 147 #ifdef CONFIG_ARCH_OMAP4
 148 static const char *omap4_boards_compat[] __initdata = {
 149         "ti,omap4",
 150         NULL,
 151 };
 152
 153 DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)")
 154         .reserve        = omap_reserve,
 155         .smp            = smp_ops(omap4_smp_ops),
 156         .map_io         = omap4_map_io,
 157         .init_early     = omap4430_init_early,
 158         .init_irq       = omap_gic_of_init,
 159         .init_machine   = omap_generic_init,
 160         .init_late      = omap4430_init_late,
 161         .init_time      = omap4_local_timer_init,
 162         .dt_compat      = omap4_boards_compat,
 163         .restart        = omap44xx_restart,
 164 MACHINE_END
 165 #endif
 166
 167 #ifdef CONFIG_SOC_OMAP5
 168 static const char *omap5_boards_compat[] __initdata = {
 169         "ti,omap5",
 170         NULL,
 171 };
 172
 173 DT_MACHINE_START(OMAP5_DT, "Generic OMAP5 (Flattened Device Tree)")
 174         .reserve        = omap_reserve,
 175         .smp            = smp_ops(omap4_smp_ops),
 176         .map_io         = omap5_map_io,
 177         .init_early     = omap5_init_early,
 178         .init_irq       = omap_gic_of_init,
 179         .init_machine   = omap_generic_init,
 180         .init_time      = omap5_realtime_timer_init,
 181         .dt_compat      = omap5_boards_compat,
 182         .restart        = omap44xx_restart,
 183 MACHINE_END
 184 #endif