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/hardware/gic.h>
  20 #include <asm/mach/arch.h>
  21
  22 #include "common.h"
  23 #include "common-board-devices.h"
  24 #include "dss-common.h"
  25
  26 #if !(defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3))
  27 #define intc_of_init    NULL
  28 #endif
  29 #ifndef CONFIG_ARCH_OMAP4
  30 #define gic_of_init             NULL
  31 #endif
  32
  33 static struct of_device_id omap_dt_match_table[] __initdata = {
  34         { .compatible = "simple-bus", },
  35         { .compatible = "ti,omap-infra", },
  36         { }
  37 };
  38
  39 static void __init omap_generic_init(void)
  40 {
  41         omap_sdrc_init(NULL, NULL);
  42
  43         of_platform_populate(NULL, omap_dt_match_table, NULL, NULL);
  44
  45         /*
  46          * HACK: call display setup code for selected boards to enable omapdss.
  47          * This will be removed when omapdss supports DT.
  48          */
  49         if (of_machine_is_compatible("ti,omap4-panda"))
  50                 omap4_panda_display_init_of();
  51         else if (of_machine_is_compatible("ti,omap4-sdp"))
  52                 omap_4430sdp_display_init_of();
  53 }
  54
  55 #ifdef CONFIG_SOC_OMAP2420
  56 static const char *omap242x_boards_compat[] __initdata = {
  57         "ti,omap2420",
  58         NULL,
  59 };
  60
  61 DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)")
  62         .reserve        = omap_reserve,
  63         .map_io         = omap242x_map_io,
  64         .init_early     = omap2420_init_early,
  65         .init_irq       = omap_intc_of_init,
  66         .handle_irq     = omap2_intc_handle_irq,
  67         .init_machine   = omap_generic_init,
  68         .timer          = &omap2_timer,
  69         .dt_compat      = omap242x_boards_compat,
  70         .restart        = omap2xxx_restart,
  71 MACHINE_END
  72 #endif
  73
  74 #ifdef CONFIG_SOC_OMAP2430
  75 static const char *omap243x_boards_compat[] __initdata = {
  76         "ti,omap2430",
  77         NULL,
  78 };
  79
  80 DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)")
  81         .reserve        = omap_reserve,
  82         .map_io         = omap243x_map_io,
  83         .init_early     = omap2430_init_early,
  84         .init_irq       = omap_intc_of_init,
  85         .handle_irq     = omap2_intc_handle_irq,
  86         .init_machine   = omap_generic_init,
  87         .timer          = &omap2_timer,
  88         .dt_compat      = omap243x_boards_compat,
  89         .restart        = omap2xxx_restart,
  90 MACHINE_END
  91 #endif
  92
  93 #ifdef CONFIG_ARCH_OMAP3
  94 static const char *omap3_boards_compat[] __initdata = {
  95         "ti,omap3",
  96         NULL,
  97 };
  98
  99 DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)")
 100         .reserve        = omap_reserve,
 101         .map_io         = omap3_map_io,
 102         .init_early     = omap3430_init_early,
 103         .init_irq       = omap_intc_of_init,
 104         .handle_irq     = omap3_intc_handle_irq,
 105         .init_machine   = omap_generic_init,
 106         .timer          = &omap3_timer,
 107         .dt_compat      = omap3_boards_compat,
 108         .restart        = omap3xxx_restart,
 109 MACHINE_END
 110
 111 static const char *omap3_gp_boards_compat[] __initdata = {
 112         "ti,omap3-beagle",
 113         NULL,
 114 };
 115
 116 DT_MACHINE_START(OMAP3_GP_DT, "Generic OMAP3-GP (Flattened Device Tree)")
 117         .reserve        = omap_reserve,
 118         .map_io         = omap3_map_io,
 119         .init_early     = omap3430_init_early,
 120         .init_irq       = omap_intc_of_init,
 121         .handle_irq     = omap3_intc_handle_irq,
 122         .init_machine   = omap_generic_init,
 123         .timer          = &omap3_secure_timer,
 124         .dt_compat      = omap3_gp_boards_compat,
 125         .restart        = omap3xxx_restart,
 126 MACHINE_END
 127 #endif
 128
 129 #ifdef CONFIG_SOC_AM33XX
 130 static const char *am33xx_boards_compat[] __initdata = {
 131         "ti,am33xx",
 132         NULL,
 133 };
 134
 135 DT_MACHINE_START(AM33XX_DT, "Generic AM33XX (Flattened Device Tree)")
 136         .reserve        = omap_reserve,
 137         .map_io         = am33xx_map_io,
 138         .init_early     = am33xx_init_early,
 139         .init_irq       = omap_intc_of_init,
 140         .handle_irq     = omap3_intc_handle_irq,
 141         .init_machine   = omap_generic_init,
 142         .timer          = &omap3_am33xx_timer,
 143         .dt_compat      = am33xx_boards_compat,
 144         .restart        = am33xx_restart,
 145 MACHINE_END
 146 #endif
 147
 148 #ifdef CONFIG_ARCH_OMAP4
 149 static const char *omap4_boards_compat[] __initdata = {
 150         "ti,omap4",
 151         NULL,
 152 };
 153
 154 DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)")
 155         .reserve        = omap_reserve,
 156         .smp            = smp_ops(omap4_smp_ops),
 157         .map_io         = omap4_map_io,
 158         .init_early     = omap4430_init_early,
 159         .init_irq       = omap_gic_of_init,
 160         .handle_irq     = gic_handle_irq,
 161         .init_machine   = omap_generic_init,
 162         .init_late      = omap4430_init_late,
 163         .timer          = &omap4_timer,
 164         .dt_compat      = omap4_boards_compat,
 165         .restart        = omap44xx_restart,
 166 MACHINE_END
 167 #endif
 168
 169 #ifdef CONFIG_SOC_OMAP5
 170 static const char *omap5_boards_compat[] __initdata = {
 171         "ti,omap5",
 172         NULL,
 173 };
 174
 175 DT_MACHINE_START(OMAP5_DT, "Generic OMAP5 (Flattened Device Tree)")
 176         .reserve        = omap_reserve,
 177         .smp            = smp_ops(omap4_smp_ops),
 178         .map_io         = omap5_map_io,
 179         .init_early     = omap5_init_early,
 180         .init_irq       = omap_gic_of_init,
 181         .handle_irq     = gic_handle_irq,
 182         .init_machine   = omap_generic_init,
 183         .timer          = &omap5_timer,
 184         .dt_compat      = omap5_boards_compat,
 185         .restart        = omap44xx_restart,
 186 MACHINE_END
 187 #endif