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 #include <linux/i2c/twl.h> 19 20 #include <mach/hardware.h> 21 #include <asm/hardware/gic.h> 22 #include <asm/mach/arch.h> 23 24 #include <plat/board.h> 25 #include "common.h" 26 #include "common-board-devices.h" 27 28 #if !(defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)) 29 #define omap_intc_of_init NULL 30 #endif 31 #ifndef CONFIG_ARCH_OMAP4 32 #define gic_of_init NULL 33 #endif 34 35 static struct of_device_id irq_match[] __initdata = { 36 { .compatible = "ti,omap2-intc", .data = omap_intc_of_init, }, 37 { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, }, 38 { } 39 }; 40 41 static void __init omap_init_irq(void) 42 { 43 of_irq_init(irq_match); 44 } 45 46 static struct of_device_id omap_dt_match_table[] __initdata = { 47 { .compatible = "simple-bus", }, 48 { .compatible = "ti,omap-infra", }, 49 { } 50 }; 51 52 static void __init omap_generic_init(void) 53 { 54 omap_sdrc_init(NULL, NULL); 55 56 of_platform_populate(NULL, omap_dt_match_table, NULL, NULL); 57 } 58 59 #ifdef CONFIG_SOC_OMAP2420 60 static const char *omap242x_boards_compat[] __initdata = { 61 "ti,omap2420", 62 NULL, 63 }; 64 65 DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)") 66 .reserve = omap_reserve, 67 .map_io = omap242x_map_io, 68 .init_early = omap2420_init_early, 69 .init_irq = omap_init_irq, 70 .handle_irq = omap2_intc_handle_irq, 71 .init_machine = omap_generic_init, 72 .timer = &omap2_timer, 73 .dt_compat = omap242x_boards_compat, 74 .restart = omap_prcm_restart, 75 MACHINE_END 76 #endif 77 78 #ifdef CONFIG_SOC_OMAP2430 79 static const char *omap243x_boards_compat[] __initdata = { 80 "ti,omap2430", 81 NULL, 82 }; 83 84 DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)") 85 .reserve = omap_reserve, 86 .map_io = omap243x_map_io, 87 .init_early = omap2430_init_early, 88 .init_irq = omap_init_irq, 89 .handle_irq = omap2_intc_handle_irq, 90 .init_machine = omap_generic_init, 91 .timer = &omap2_timer, 92 .dt_compat = omap243x_boards_compat, 93 .restart = omap_prcm_restart, 94 MACHINE_END 95 #endif 96 97 #ifdef CONFIG_ARCH_OMAP3 98 static struct twl4030_platform_data beagle_twldata = { 99 .irq_base = TWL4030_IRQ_BASE, 100 .irq_end = TWL4030_IRQ_END, 101 }; 102 103 static void __init omap3_i2c_init(void) 104 { 105 omap3_pmic_init("twl4030", &beagle_twldata); 106 } 107 108 static void __init omap3_init(void) 109 { 110 omap3_i2c_init(); 111 omap_generic_init(); 112 } 113 114 static const char *omap3_boards_compat[] __initdata = { 115 "ti,omap3", 116 NULL, 117 }; 118 119 DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)") 120 .reserve = omap_reserve, 121 .map_io = omap3_map_io, 122 .init_early = omap3430_init_early, 123 .init_irq = omap_init_irq, 124 .handle_irq = omap3_intc_handle_irq, 125 .init_machine = omap3_init, 126 .timer = &omap3_timer, 127 .dt_compat = omap3_boards_compat, 128 .restart = omap_prcm_restart, 129 MACHINE_END 130 #endif 131 132 #ifdef CONFIG_ARCH_OMAP4 133 static struct twl4030_platform_data sdp4430_twldata = { 134 .irq_base = TWL6030_IRQ_BASE, 135 .irq_end = TWL6030_IRQ_END, 136 }; 137 138 static void __init omap4_i2c_init(void) 139 { 140 omap4_pmic_init("twl6030", &sdp4430_twldata); 141 } 142 143 static void __init omap4_init(void) 144 { 145 omap4_i2c_init(); 146 omap_generic_init(); 147 } 148 149 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 .map_io = omap4_map_io, 157 .init_early = omap4430_init_early, 158 .init_irq = omap_init_irq, 159 .handle_irq = gic_handle_irq, 160 .init_machine = omap4_init, 161 .timer = &omap4_timer, 162 .dt_compat = omap4_boards_compat, 163 .restart = omap_prcm_restart, 164 MACHINE_END 165 #endif 166