2 * arch/arm/mach-ixp4xx/omixp-setup.c
4 * omicron ixp4xx board setup
5 * Copyright (C) 2009 OMICRON electronics GmbH
7 * based nslu2-setup.c, ixdp425-setup.c:
8 * Copyright (C) 2003-2004 MontaVista Software, Inc.
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.
15 #include <linux/kernel.h>
16 #include <linux/serial.h>
17 #include <linux/serial_8250.h>
18 #include <linux/mtd/mtd.h>
19 #include <linux/mtd/partitions.h>
20 #include <linux/leds.h>
22 #include <asm/setup.h>
23 #include <asm/memory.h>
24 #include <asm/mach-types.h>
25 #include <asm/mach/arch.h>
26 #include <asm/mach/flash.h>
28 #include <mach/hardware.h>
30 static struct resource omixp_flash_resources[] = {
32 .flags = IORESOURCE_MEM,
34 .flags = IORESOURCE_MEM,
38 static struct mtd_partition omixp_partitions[] = {
40 .name = "Recovery Bootloader",
44 .name = "Calibration Data",
48 .name = "Recovery FPGA",
52 .name = "Release Bootloader",
56 .name = "Release FPGA",
68 .name = "Persistent Storage",
74 static struct flash_platform_data omixp_flash_data[] = {
76 .map_name = "cfi_probe",
77 .parts = omixp_partitions,
78 .nr_parts = ARRAY_SIZE(omixp_partitions),
80 .map_name = "cfi_probe",
86 static struct platform_device omixp_flash_device[] = {
88 .name = "IXP4XX-Flash",
91 .platform_data = &omixp_flash_data[0],
93 .resource = &omixp_flash_resources[0],
96 .name = "IXP4XX-Flash",
99 .platform_data = &omixp_flash_data[1],
101 .resource = &omixp_flash_resources[1],
106 /* Swap UART's - These boards have the console on UART2. The following
107 * configuration is used:
110 * This way standard images can be used with the kernel that expect
111 * the console on ttyS0.
113 static struct resource omixp_uart_resources[] = {
115 .start = IXP4XX_UART2_BASE_PHYS,
116 .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
117 .flags = IORESOURCE_MEM,
119 .start = IXP4XX_UART1_BASE_PHYS,
120 .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
121 .flags = IORESOURCE_MEM,
125 static struct plat_serial8250_port omixp_uart_data[] = {
127 .mapbase = IXP4XX_UART2_BASE_PHYS,
128 .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
129 .irq = IRQ_IXP4XX_UART2,
130 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
133 .uartclk = IXP4XX_UART_XTAL,
135 .mapbase = IXP4XX_UART1_BASE_PHYS,
136 .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
137 .irq = IRQ_IXP4XX_UART1,
138 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
141 .uartclk = IXP4XX_UART_XTAL,
143 /* list termination */
147 static struct platform_device omixp_uart = {
148 .name = "serial8250",
149 .id = PLAT8250_DEV_PLATFORM,
150 .dev.platform_data = omixp_uart_data,
152 .resource = omixp_uart_resources,
155 static struct gpio_led mic256_led_pins[] = {
162 static struct gpio_led_platform_data mic256_led_data = {
163 .num_leds = ARRAY_SIZE(mic256_led_pins),
164 .leds = mic256_led_pins,
167 static struct platform_device mic256_leds = {
170 .dev.platform_data = &mic256_led_data,
173 /* Built-in 10/100 Ethernet MAC interfaces */
174 static struct eth_plat_info ixdp425_plat_eth[] = {
186 static struct platform_device ixdp425_eth[] = {
188 .name = "ixp4xx_eth",
189 .id = IXP4XX_ETH_NPEB,
190 .dev.platform_data = ixdp425_plat_eth,
192 .name = "ixp4xx_eth",
193 .id = IXP4XX_ETH_NPEC,
194 .dev.platform_data = ixdp425_plat_eth + 1,
199 static struct platform_device *devixp_pldev[] __initdata = {
201 &omixp_flash_device[0],
206 static struct platform_device *mic256_pldev[] __initdata = {
208 &omixp_flash_device[0],
214 static struct platform_device *miccpt_pldev[] __initdata = {
216 &omixp_flash_device[0],
217 &omixp_flash_device[1],
222 static void __init omixp_init(void)
226 /* 16MiB Boot Flash */
227 omixp_flash_resources[0].start = IXP4XX_EXP_BUS_BASE(0);
228 omixp_flash_resources[0].end = IXP4XX_EXP_BUS_END(0);
230 /* 32 MiB Data Flash */
231 omixp_flash_resources[1].start = IXP4XX_EXP_BUS_BASE(2);
232 omixp_flash_resources[1].end = IXP4XX_EXP_BUS_END(2);
234 if (machine_is_devixp())
235 platform_add_devices(devixp_pldev, ARRAY_SIZE(devixp_pldev));
236 else if (machine_is_miccpt())
237 platform_add_devices(miccpt_pldev, ARRAY_SIZE(miccpt_pldev));
238 else if (machine_is_mic256())
239 platform_add_devices(mic256_pldev, ARRAY_SIZE(mic256_pldev));
242 #ifdef CONFIG_MACH_DEVIXP
243 MACHINE_START(DEVIXP, "Omicron DEVIXP")
244 .atag_offset = 0x100,
245 .map_io = ixp4xx_map_io,
246 .init_early = ixp4xx_init_early,
247 .init_irq = ixp4xx_init_irq,
248 .init_time = ixp4xx_timer_init,
249 .init_machine = omixp_init,
250 .restart = ixp4xx_restart,
254 #ifdef CONFIG_MACH_MICCPT
255 MACHINE_START(MICCPT, "Omicron MICCPT")
256 .atag_offset = 0x100,
257 .map_io = ixp4xx_map_io,
258 .init_early = ixp4xx_init_early,
259 .init_irq = ixp4xx_init_irq,
260 .init_time = ixp4xx_timer_init,
261 .init_machine = omixp_init,
262 #if defined(CONFIG_PCI)
263 .dma_zone_size = SZ_64M,
265 .restart = ixp4xx_restart,
269 #ifdef CONFIG_MACH_MIC256
270 MACHINE_START(MIC256, "Omicron MIC256")
271 .atag_offset = 0x100,
272 .map_io = ixp4xx_map_io,
273 .init_early = ixp4xx_init_early,
274 .init_irq = ixp4xx_init_irq,
275 .init_time = ixp4xx_timer_init,
276 .init_machine = omixp_init,
277 .restart = ixp4xx_restart,