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 35static 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 41static void __init omap_init_irq(void) 42{ 43 of_irq_init(irq_match); 44} 45 46static struct of_device_id omap_dt_match_table[] __initdata = { 47 { .compatible = "simple-bus", }, 48 { .compatible = "ti,omap-infra", }, 49 { } 50}; 51 52static 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 60static const char *omap242x_boards_compat[] __initdata = { 61 "ti,omap2420", 62 NULL, 63}; 64 65DT_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, 75MACHINE_END 76#endif 77 78#ifdef CONFIG_SOC_OMAP2430 79static const char *omap243x_boards_compat[] __initdata = { 80 "ti,omap2430", 81 NULL, 82}; 83 84DT_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, 94MACHINE_END 95#endif 96 97#ifdef CONFIG_ARCH_OMAP3 98static struct twl4030_platform_data beagle_twldata = { 99 .irq_base = TWL4030_IRQ_BASE, 100 .irq_end = TWL4030_IRQ_END, 101}; 102 103static void __init omap3_i2c_init(void) 104{ 105 omap3_pmic_init("twl4030", &beagle_twldata); 106} 107 108static void __init omap3_init(void) 109{ 110 omap3_i2c_init(); 111 omap_generic_init(); 112} 113 114static const char *omap3_boards_compat[] __initdata = { 115 "ti,omap3", 116 NULL, 117}; 118 119DT_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, 129MACHINE_END 130#endif 131 132#ifdef CONFIG_ARCH_OMAP4 133static struct twl4030_platform_data sdp4430_twldata = { 134 .irq_base = TWL6030_IRQ_BASE, 135 .irq_end = TWL6030_IRQ_END, 136}; 137 138static void __init omap4_i2c_init(void) 139{ 140 omap4_pmic_init("twl6030", &sdp4430_twldata, NULL, 0); 141} 142 143static void __init omap4_init(void) 144{ 145 omap4_i2c_init(); 146 omap_generic_init(); 147} 148 149static const char *omap4_boards_compat[] __initdata = { 150 "ti,omap4", 151 NULL, 152}; 153 154DT_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, 164MACHINE_END 165#endif 166