projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| a2bd40d2 HS |
1 | /* |
| 2 | * arch/arm/mach-ep93xx/edb93xx.c | |
| 3 | * Cirrus Logic EDB93xx Development Board support. | |
| 4 | * | |
| 5 | * EDB93XX, EDB9301, EDB9307A | |
| 6 | * Copyright (C) 2008-2009 H Hartley Sweeten <hsweeten@visionengravers.com> | |
| 7 | * | |
| 8 | * EDB9302 | |
| 9 | * Copyright (C) 2006 George Kashperko <george@chas.com.ua> | |
| 10 | * | |
| 11 | * EDB9302A, EDB9315, EDB9315A | |
| 12 | * Copyright (C) 2006 Lennert Buytenhek <buytenh@wantstofly.org> | |
| 13 | * | |
| 14 | * EDB9307 | |
| 15 | * Copyright (C) 2007 Herbert Valerio Riedel <hvr@gnu.org> | |
| 16 | * | |
| 17 | * EDB9312 | |
| 18 | * Copyright (C) 2006 Infosys Technologies Limited | |
| 19 | * Toufeeq Hussain <toufeeq_hussain@infosys.com> | |
| 20 | * | |
| 21 | * This program is free software; you can redistribute it and/or modify | |
| 22 | * it under the terms of the GNU General Public License as published by | |
| 23 | * the Free Software Foundation; either version 2 of the License, or (at | |
| 24 | * your option) any later version. | |
| 25 | */ | |
| 26 | ||
| 27 | #include <linux/kernel.h> | |
| 28 | #include <linux/init.h> | |
| a2bd40d2 | 29 | #include <linux/platform_device.h> |
| 583ddafe | 30 | #include <linux/mtd/physmap.h> |
| 6531a991 HS |
31 | #include <linux/gpio.h> |
| 32 | #include <linux/i2c.h> | |
| 33 | #include <linux/i2c-gpio.h> | |
| 583ddafe | 34 | |
| a2bd40d2 | 35 | #include <mach/hardware.h> |
| 583ddafe | 36 | |
| a2bd40d2 HS |
37 | #include <asm/mach-types.h> |
| 38 | #include <asm/mach/arch.h> | |
| 39 | ||
| 583ddafe | 40 | |
| a2bd40d2 HS |
41 | static struct physmap_flash_data edb93xx_flash_data; |
| 42 | ||
| 43 | static struct resource edb93xx_flash_resource = { | |
| 44 | .flags = IORESOURCE_MEM, | |
| 45 | }; | |
| 46 | ||
| 47 | static struct platform_device edb93xx_flash = { | |
| 48 | .name = "physmap-flash", | |
| 49 | .id = 0, | |
| 50 | .dev = { | |
| 51 | .platform_data = &edb93xx_flash_data, | |
| 52 | }, | |
| 53 | .num_resources = 1, | |
| 54 | .resource = &edb93xx_flash_resource, | |
| 55 | }; | |
| 56 | ||
| 57 | static void __init __edb93xx_register_flash(unsigned int width, | |
| 58 | resource_size_t start, resource_size_t size) | |
| 59 | { | |
| 60 | edb93xx_flash_data.width = width; | |
| 61 | edb93xx_flash_resource.start = start; | |
| 62 | edb93xx_flash_resource.end = start + size - 1; | |
| 63 | ||
| 64 | platform_device_register(&edb93xx_flash); | |
| 65 | } | |
| 66 | ||
| 67 | static void __init edb93xx_register_flash(void) | |
| 68 | { | |
| 69 | if (machine_is_edb9307() || machine_is_edb9312() || | |
| 70 | machine_is_edb9315()) { | |
| 71 | __edb93xx_register_flash(4, EP93XX_CS6_PHYS_BASE, SZ_32M); | |
| 72 | } else { | |
| 73 | __edb93xx_register_flash(2, EP93XX_CS6_PHYS_BASE, SZ_16M); | |
| 74 | } | |
| 75 | } | |
| 76 | ||
| 77 | static struct ep93xx_eth_data edb93xx_eth_data = { | |
| 78 | .phy_id = 1, | |
| 79 | }; | |
| 80 | ||
| 6531a991 HS |
81 | |
| 82 | /************************************************************************* | |
| 83 | * EDB93xx i2c peripheral handling | |
| 84 | *************************************************************************/ | |
| 85 | static struct i2c_gpio_platform_data edb93xx_i2c_gpio_data = { | |
| 86 | .sda_pin = EP93XX_GPIO_LINE_EEDAT, | |
| 87 | .sda_is_open_drain = 0, | |
| 88 | .scl_pin = EP93XX_GPIO_LINE_EECLK, | |
| 89 | .scl_is_open_drain = 0, | |
| 90 | .udelay = 0, /* default to 100 kHz */ | |
| 91 | .timeout = 0, /* default to 100 ms */ | |
| 92 | }; | |
| 93 | ||
| 94 | static struct i2c_board_info __initdata edb93xxa_i2c_board_info[] = { | |
| a2bd40d2 HS |
95 | { |
| 96 | I2C_BOARD_INFO("isl1208", 0x6f), | |
| 97 | }, | |
| 98 | }; | |
| 99 | ||
| 6531a991 | 100 | static struct i2c_board_info __initdata edb93xx_i2c_board_info[] = { |
| a2bd40d2 HS |
101 | { |
| 102 | I2C_BOARD_INFO("ds1337", 0x68), | |
| 103 | }, | |
| 104 | }; | |
| 105 | ||
| 106 | static void __init edb93xx_register_i2c(void) | |
| 107 | { | |
| 108 | if (machine_is_edb9302a() || machine_is_edb9307a() || | |
| 109 | machine_is_edb9315a()) { | |
| 6531a991 HS |
110 | ep93xx_register_i2c(&edb93xx_i2c_gpio_data, |
| 111 | edb93xxa_i2c_board_info, | |
| 112 | ARRAY_SIZE(edb93xxa_i2c_board_info)); | |
| a2bd40d2 HS |
113 | } else if (machine_is_edb9307() || machine_is_edb9312() || |
| 114 | machine_is_edb9315()) { | |
| 3d977c01 | 115 | ep93xx_register_i2c(&edb93xx_i2c_gpio_data, |
| 6531a991 HS |
116 | edb93xx_i2c_board_info, |
| 117 | ARRAY_SIZE(edb93xx_i2c_board_info)); | |
| a2bd40d2 HS |
118 | } |
| 119 | } | |
| 120 | ||
| 121 | static void __init edb93xx_init_machine(void) | |
| 122 | { | |
| 123 | ep93xx_init_devices(); | |
| 124 | edb93xx_register_flash(); | |
| 125 | ep93xx_register_eth(&edb93xx_eth_data, 1); | |
| 126 | edb93xx_register_i2c(); | |
| 127 | } | |
| 128 | ||
| 129 | ||
| 130 | #ifdef CONFIG_MACH_EDB9301 | |
| 131 | MACHINE_START(EDB9301, "Cirrus Logic EDB9301 Evaluation Board") | |
| 132 | /* Maintainer: H Hartley Sweeten <hsweeten@visionengravers.com> */ | |
| 133 | .phys_io = EP93XX_APB_PHYS_BASE, | |
| 134 | .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc, | |
| 135 | .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100, | |
| 136 | .map_io = ep93xx_map_io, | |
| 137 | .init_irq = ep93xx_init_irq, | |
| 138 | .timer = &ep93xx_timer, | |
| 139 | .init_machine = edb93xx_init_machine, | |
| 140 | MACHINE_END | |
| 141 | #endif | |
| 142 | ||
| 143 | #ifdef CONFIG_MACH_EDB9302 | |
| 144 | MACHINE_START(EDB9302, "Cirrus Logic EDB9302 Evaluation Board") | |
| 145 | /* Maintainer: George Kashperko <george@chas.com.ua> */ | |
| 146 | .phys_io = EP93XX_APB_PHYS_BASE, | |
| 147 | .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc, | |
| 148 | .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100, | |
| 149 | .map_io = ep93xx_map_io, | |
| 150 | .init_irq = ep93xx_init_irq, | |
| 151 | .timer = &ep93xx_timer, | |
| 152 | .init_machine = edb93xx_init_machine, | |
| 153 | MACHINE_END | |
| 154 | #endif | |
| 155 | ||
| 156 | #ifdef CONFIG_MACH_EDB9302A | |
| 157 | MACHINE_START(EDB9302A, "Cirrus Logic EDB9302A Evaluation Board") | |
| 158 | /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */ | |
| 159 | .phys_io = EP93XX_APB_PHYS_BASE, | |
| 160 | .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc, | |
| 161 | .boot_params = EP93XX_SDCE0_PHYS_BASE + 0x100, | |
| 162 | .map_io = ep93xx_map_io, | |
| 163 | .init_irq = ep93xx_init_irq, | |
| 164 | .timer = &ep93xx_timer, | |
| 165 | .init_machine = edb93xx_init_machine, | |
| 166 | MACHINE_END | |
| 167 | #endif | |
| 168 | ||
| 169 | #ifdef CONFIG_MACH_EDB9307 | |
| 170 | MACHINE_START(EDB9307, "Cirrus Logic EDB9307 Evaluation Board") | |
| 171 | /* Maintainer: Herbert Valerio Riedel <hvr@gnu.org> */ | |
| 172 | .phys_io = EP93XX_APB_PHYS_BASE, | |
| 173 | .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc, | |
| 174 | .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100, | |
| 175 | .map_io = ep93xx_map_io, | |
| 176 | .init_irq = ep93xx_init_irq, | |
| 177 | .timer = &ep93xx_timer, | |
| 178 | .init_machine = edb93xx_init_machine, | |
| 179 | MACHINE_END | |
| 180 | #endif | |
| 181 | ||
| 182 | #ifdef CONFIG_MACH_EDB9307A | |
| 183 | MACHINE_START(EDB9307A, "Cirrus Logic EDB9307A Evaluation Board") | |
| 184 | /* Maintainer: H Hartley Sweeten <hsweeten@visionengravers.com> */ | |
| 185 | .phys_io = EP93XX_APB_PHYS_BASE, | |
| 186 | .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc, | |
| 187 | .boot_params = EP93XX_SDCE0_PHYS_BASE + 0x100, | |
| 188 | .map_io = ep93xx_map_io, | |
| 189 | .init_irq = ep93xx_init_irq, | |
| 190 | .timer = &ep93xx_timer, | |
| 191 | .init_machine = edb93xx_init_machine, | |
| 192 | MACHINE_END | |
| 193 | #endif | |
| 194 | ||
| 195 | #ifdef CONFIG_MACH_EDB9312 | |
| 196 | MACHINE_START(EDB9312, "Cirrus Logic EDB9312 Evaluation Board") | |
| 197 | /* Maintainer: Toufeeq Hussain <toufeeq_hussain@infosys.com> */ | |
| 198 | .phys_io = EP93XX_APB_PHYS_BASE, | |
| 199 | .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc, | |
| 200 | .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100, | |
| 201 | .map_io = ep93xx_map_io, | |
| 202 | .init_irq = ep93xx_init_irq, | |
| 203 | .timer = &ep93xx_timer, | |
| 204 | .init_machine = edb93xx_init_machine, | |
| 205 | MACHINE_END | |
| 206 | #endif | |
| 207 | ||
| 208 | #ifdef CONFIG_MACH_EDB9315 | |
| 209 | MACHINE_START(EDB9315, "Cirrus Logic EDB9315 Evaluation Board") | |
| 210 | /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */ | |
| 211 | .phys_io = EP93XX_APB_PHYS_BASE, | |
| 212 | .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc, | |
| 213 | .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100, | |
| 214 | .map_io = ep93xx_map_io, | |
| 215 | .init_irq = ep93xx_init_irq, | |
| 216 | .timer = &ep93xx_timer, | |
| 217 | .init_machine = edb93xx_init_machine, | |
| 218 | MACHINE_END | |
| 219 | #endif | |
| 220 | ||
| 221 | #ifdef CONFIG_MACH_EDB9315A | |
| 222 | MACHINE_START(EDB9315A, "Cirrus Logic EDB9315A Evaluation Board") | |
| 223 | /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */ | |
| 224 | .phys_io = EP93XX_APB_PHYS_BASE, | |
| 225 | .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc, | |
| 226 | .boot_params = EP93XX_SDCE0_PHYS_BASE + 0x100, | |
| 227 | .map_io = ep93xx_map_io, | |
| 228 | .init_irq = ep93xx_init_irq, | |
| 229 | .timer = &ep93xx_timer, | |
| 230 | .init_machine = edb93xx_init_machine, | |
| 231 | MACHINE_END | |
| 232 | #endif |