| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * arch/arm/mach-ixp4xx/ixdp425-setup.c |
| 3 | * |
| 4 | * IXDP425/IXCDP1100 board-setup |
| 5 | * |
| 6 | * Copyright (C) 2003-2005 MontaVista Software, Inc. |
| 7 | * |
| 8 | * Author: Deepak Saxena <dsaxena@plexity.net> |
| 9 | */ |
| 10 | |
| 11 | #include <linux/kernel.h> |
| 12 | #include <linux/init.h> |
| 13 | #include <linux/device.h> |
| 14 | #include <linux/serial.h> |
| 15 | #include <linux/tty.h> |
| 16 | #include <linux/serial_8250.h> |
| 17 | |
| 18 | #include <asm/types.h> |
| 19 | #include <asm/setup.h> |
| 20 | #include <asm/memory.h> |
| 21 | #include <asm/hardware.h> |
| 22 | #include <asm/mach-types.h> |
| 23 | #include <asm/irq.h> |
| 24 | #include <asm/mach/arch.h> |
| 25 | #include <asm/mach/flash.h> |
| 26 | |
| 27 | void __init ixdp425_map_io(void) |
| 28 | { |
| 29 | ixp4xx_map_io(); |
| 30 | } |
| 31 | |
| 32 | static struct flash_platform_data ixdp425_flash_data = { |
| 33 | .map_name = "cfi_probe", |
| 34 | .width = 2, |
| 35 | }; |
| 36 | |
| 37 | static struct resource ixdp425_flash_resource = { |
| 38 | .start = IXDP425_FLASH_BASE, |
| 39 | .end = IXDP425_FLASH_BASE + IXDP425_FLASH_SIZE, |
| 40 | .flags = IORESOURCE_MEM, |
| 41 | }; |
| 42 | |
| 43 | static struct platform_device ixdp425_flash = { |
| 44 | .name = "IXP4XX-Flash", |
| 45 | .id = 0, |
| 46 | .dev = { |
| 47 | .platform_data = &ixdp425_flash_data, |
| 48 | }, |
| 49 | .num_resources = 1, |
| 50 | .resource = &ixdp425_flash_resource, |
| 51 | }; |
| 52 | |
| 53 | static struct ixp4xx_i2c_pins ixdp425_i2c_gpio_pins = { |
| 54 | .sda_pin = IXDP425_SDA_PIN, |
| 55 | .scl_pin = IXDP425_SCL_PIN, |
| 56 | }; |
| 57 | |
| 58 | static struct platform_device ixdp425_i2c_controller = { |
| 59 | .name = "IXP4XX-I2C", |
| 60 | .id = 0, |
| 61 | .dev = { |
| 62 | .platform_data = &ixdp425_i2c_gpio_pins, |
| 63 | }, |
| 64 | .num_resources = 0 |
| 65 | }; |
| 66 | |
| 67 | static struct resource ixdp425_uart_resources[] = { |
| 68 | { |
| 69 | .start = IXP4XX_UART1_BASE_PHYS, |
| 70 | .end = IXP4XX_UART1_BASE_PHYS + 0x0fff, |
| 71 | .flags = IORESOURCE_MEM |
| 72 | }, |
| 73 | { |
| 74 | .start = IXP4XX_UART2_BASE_PHYS, |
| 75 | .end = IXP4XX_UART2_BASE_PHYS + 0x0fff, |
| 76 | .flags = IORESOURCE_MEM |
| 77 | } |
| 78 | }; |
| 79 | |
| 80 | static struct plat_serial8250_port ixdp425_uart_data[] = { |
| 81 | { |
| 82 | .mapbase = IXP4XX_UART1_BASE_PHYS, |
| 83 | .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET, |
| 84 | .irq = IRQ_IXP4XX_UART1, |
| 85 | .flags = UPF_BOOT_AUTOCONF, |
| 86 | .iotype = UPIO_MEM, |
| 87 | .regshift = 2, |
| 88 | .uartclk = IXP4XX_UART_XTAL, |
| 89 | }, |
| 90 | { |
| 91 | .mapbase = IXP4XX_UART2_BASE_PHYS, |
| 92 | .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, |
| 93 | .irq = IRQ_IXP4XX_UART1, |
| 94 | .flags = UPF_BOOT_AUTOCONF, |
| 95 | .iotype = UPIO_MEM, |
| 96 | .regshift = 2, |
| 97 | .uartclk = IXP4XX_UART_XTAL, |
| 98 | } |
| 99 | }; |
| 100 | |
| 101 | static struct platform_device ixdp425_uart = { |
| 102 | .name = "serial8250", |
| 103 | .id = 0, |
| 104 | .dev.platform_data = ixdp425_uart_data, |
| 105 | .num_resources = 2, |
| 106 | .resource = ixdp425_uart_resources |
| 107 | }; |
| 108 | |
| 109 | static struct platform_device *ixdp425_devices[] __initdata = { |
| 110 | &ixdp425_i2c_controller, |
| 111 | &ixdp425_flash, |
| 112 | &ixdp425_uart |
| 113 | }; |
| 114 | |
| 115 | |
| 116 | static void __init ixdp425_init(void) |
| 117 | { |
| 118 | ixp4xx_sys_init(); |
| 119 | |
| 120 | /* |
| 121 | * IXP465 has 32MB window |
| 122 | */ |
| 123 | if (machine_is_ixdp465()) { |
| 124 | ixdp425_flash_resource.end += IXDP425_FLASH_SIZE; |
| 125 | } |
| 126 | |
| 127 | platform_add_devices(ixdp425_devices, ARRAY_SIZE(ixdp425_devices)); |
| 128 | } |
| 129 | |
| 130 | MACHINE_START(IXDP425, "Intel IXDP425 Development Platform") |
| 131 | MAINTAINER("MontaVista Software, Inc.") |
| 132 | BOOT_MEM(PHYS_OFFSET, IXP4XX_PERIPHERAL_BASE_PHYS, |
| 133 | IXP4XX_PERIPHERAL_BASE_VIRT) |
| 134 | MAPIO(ixdp425_map_io) |
| 135 | INITIRQ(ixp4xx_init_irq) |
| 136 | .timer = &ixp4xx_timer, |
| 137 | BOOT_PARAMS(0x0100) |
| 138 | INIT_MACHINE(ixdp425_init) |
| 139 | MACHINE_END |
| 140 | |
| 141 | MACHINE_START(IXDP465, "Intel IXDP465 Development Platform") |
| 142 | MAINTAINER("MontaVista Software, Inc.") |
| 143 | BOOT_MEM(PHYS_OFFSET, IXP4XX_PERIPHERAL_BASE_PHYS, |
| 144 | IXP4XX_PERIPHERAL_BASE_VIRT) |
| 145 | MAPIO(ixdp425_map_io) |
| 146 | INITIRQ(ixp4xx_init_irq) |
| 147 | .timer = &ixp4xx_timer, |
| 148 | BOOT_PARAMS(0x0100) |
| 149 | INIT_MACHINE(ixdp425_init) |
| 150 | MACHINE_END |
| 151 | |
| 152 | MACHINE_START(IXCDP1100, "Intel IXCDP1100 Development Platform") |
| 153 | MAINTAINER("MontaVista Software, Inc.") |
| 154 | BOOT_MEM(PHYS_OFFSET, IXP4XX_PERIPHERAL_BASE_PHYS, |
| 155 | IXP4XX_PERIPHERAL_BASE_VIRT) |
| 156 | MAPIO(ixdp425_map_io) |
| 157 | INITIRQ(ixp4xx_init_irq) |
| 158 | .timer = &ixp4xx_timer, |
| 159 | BOOT_PARAMS(0x0100) |
| 160 | INIT_MACHINE(ixdp425_init) |
| 161 | MACHINE_END |
| 162 | |
| 163 | /* |
| 164 | * Avila is functionally equivalent to IXDP425 except that it adds |
| 165 | * a CF IDE slot hanging off the expansion bus. When we have a |
| 166 | * driver for IXP4xx CF IDE with driver model support we'll move |
| 167 | * Avila to it's own setup file. |
| 168 | */ |
| 169 | #ifdef CONFIG_ARCH_AVILA |
| 170 | MACHINE_START(AVILA, "Gateworks Avila Network Platform") |
| 171 | MAINTAINER("Deepak Saxena <dsaxena@plexity.net>") |
| 172 | BOOT_MEM(PHYS_OFFSET, IXP4XX_PERIPHERAL_BASE_PHYS, |
| 173 | IXP4XX_PERIPHERAL_BASE_VIRT) |
| 174 | MAPIO(ixdp425_map_io) |
| 175 | INITIRQ(ixp4xx_init_irq) |
| 176 | .timer = &ixp4xx_timer, |
| 177 | BOOT_PARAMS(0x0100) |
| 178 | INIT_MACHINE(ixdp425_init) |
| 179 | MACHINE_END |
| 180 | #endif |
| 181 | |