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 185