| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame] | 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, NULL, 0); |
| 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 |