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 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 .init_late = omap3_init_late, 124 .init_time = omap3_secure_sync32k_timer_init, 125 .dt_compat = omap3_gp_boards_compat, 126 .restart = omap3xxx_restart, 127 MACHINE_END 128 #endif 129 130 #ifdef CONFIG_SOC_AM33XX 131 static const char *am33xx_boards_compat[] __initdata = { 132 "ti,am33xx", 133 NULL, 134 }; 135 136 DT_MACHINE_START(AM33XX_DT, "Generic AM33XX (Flattened Device Tree)") 137 .reserve = omap_reserve, 138 .map_io = am33xx_map_io, 139 .init_early = am33xx_init_early, 140 .init_irq = omap_intc_of_init, 141 .handle_irq = omap3_intc_handle_irq, 142 .init_machine = omap_generic_init, 143 .init_time = omap3_am33xx_gptimer_timer_init, 144 .dt_compat = am33xx_boards_compat, 145 .restart = am33xx_restart, 146 MACHINE_END 147 #endif 148 149 #ifdef CONFIG_ARCH_OMAP4 150 static const char *omap4_boards_compat[] __initdata = { 151 "ti,omap4", 152 NULL, 153 }; 154 155 DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)") 156 .reserve = omap_reserve, 157 .smp = smp_ops(omap4_smp_ops), 158 .map_io = omap4_map_io, 159 .init_early = omap4430_init_early, 160 .init_irq = omap_gic_of_init, 161 .init_machine = omap_generic_init, 162 .init_late = omap4430_init_late, 163 .init_time = omap4_local_timer_init, 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 .init_machine = omap_generic_init, 182 .init_time = omap5_realtime_timer_init, 183 .dt_compat = omap5_boards_compat, 184 .restart = omap44xx_restart, 185 MACHINE_END 186 #endif 187