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 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 .handle_irq = gic_handle_irq, 160 .init_machine = omap_generic_init, 161 .init_late = omap4430_init_late, 162 .timer = &omap4_timer, 163 .dt_compat = omap4_boards_compat, 164 .restart = omap44xx_restart, 165 MACHINE_END 166 #endif 167 168 #ifdef CONFIG_SOC_OMAP5 169 static const char *omap5_boards_compat[] __initdata = { 170 "ti,omap5", 171 NULL, 172 }; 173 174 DT_MACHINE_START(OMAP5_DT, "Generic OMAP5 (Flattened Device Tree)") 175 .reserve = omap_reserve, 176 .smp = smp_ops(omap4_smp_ops), 177 .map_io = omap5_map_io, 178 .init_early = omap5_init_early, 179 .init_irq = omap_gic_of_init, 180 .handle_irq = gic_handle_irq, 181 .init_machine = omap_generic_init, 182 .timer = &omap5_timer, 183 .dt_compat = omap5_boards_compat, 184 .restart = omap44xx_restart, 185 MACHINE_END 186 #endif 187