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_late = omap3_init_late, 106 .init_time = omap3_sync32k_timer_init, 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 "timll,omap3-devkit8000", 114 NULL, 115 }; 116 117 DT_MACHINE_START(OMAP3_GP_DT, "Generic OMAP3-GP (Flattened Device Tree)") 118 .reserve = omap_reserve, 119 .map_io = omap3_map_io, 120 .init_early = omap3430_init_early, 121 .init_irq = omap_intc_of_init, 122 .handle_irq = omap3_intc_handle_irq, 123 .init_machine = omap_generic_init, 124 .init_late = omap3_init_late, 125 .init_time = omap3_secure_sync32k_timer_init, 126 .dt_compat = omap3_gp_boards_compat, 127 .restart = omap3xxx_restart, 128 MACHINE_END 129 #endif 130 131 #ifdef CONFIG_SOC_AM33XX 132 static const char *am33xx_boards_compat[] __initdata = { 133 "ti,am33xx", 134 NULL, 135 }; 136 137 DT_MACHINE_START(AM33XX_DT, "Generic AM33XX (Flattened Device Tree)") 138 .reserve = omap_reserve, 139 .map_io = am33xx_map_io, 140 .init_early = am33xx_init_early, 141 .init_irq = omap_intc_of_init, 142 .handle_irq = omap3_intc_handle_irq, 143 .init_machine = omap_generic_init, 144 .init_time = omap3_gptimer_timer_init, 145 .dt_compat = am33xx_boards_compat, 146 .restart = am33xx_restart, 147 MACHINE_END 148 #endif 149 150 #ifdef CONFIG_ARCH_OMAP4 151 static const char *omap4_boards_compat[] __initdata = { 152 "ti,omap4", 153 NULL, 154 }; 155 156 DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)") 157 .reserve = omap_reserve, 158 .smp = smp_ops(omap4_smp_ops), 159 .map_io = omap4_map_io, 160 .init_early = omap4430_init_early, 161 .init_irq = omap_gic_of_init, 162 .init_machine = omap_generic_init, 163 .init_late = omap4430_init_late, 164 .init_time = omap4_local_timer_init, 165 .dt_compat = omap4_boards_compat, 166 .restart = omap44xx_restart, 167 MACHINE_END 168 #endif 169 170 #ifdef CONFIG_SOC_OMAP5 171 static const char *omap5_boards_compat[] __initdata = { 172 "ti,omap5", 173 NULL, 174 }; 175 176 DT_MACHINE_START(OMAP5_DT, "Generic OMAP5 (Flattened Device Tree)") 177 .reserve = omap_reserve, 178 .smp = smp_ops(omap4_smp_ops), 179 .map_io = omap5_map_io, 180 .init_early = omap5_init_early, 181 .init_irq = omap_gic_of_init, 182 .init_machine = omap_generic_init, 183 .init_time = omap5_realtime_timer_init, 184 .dt_compat = omap5_boards_compat, 185 .restart = omap44xx_restart, 186 MACHINE_END 187 #endif 188 189 #ifdef CONFIG_SOC_AM43XX 190 static const char *am43_boards_compat[] __initdata = { 191 "ti,am43", 192 NULL, 193 }; 194 195 DT_MACHINE_START(AM43_DT, "Generic AM43 (Flattened Device Tree)") 196 .map_io = am33xx_map_io, 197 .init_early = am43xx_init_early, 198 .init_irq = omap_gic_of_init, 199 .init_machine = omap_generic_init, 200 .init_time = omap3_sync32k_timer_init, 201 .dt_compat = am43_boards_compat, 202 MACHINE_END 203 #endif 204