ixp4xx: support omicron ixp425 based boards
This patch adds board support for the DEVIXP, the MICCPT, and the MIC256, which are three IXP425 based boards produced by OMICRON electronics, GmbH. Signed-off-by: Richard Cochran <richard.cochran@omicron.at> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
此提交包含在：
Richard Cochran
273
arch/arm/mach-ixp4xx/omixp-setup.c
一般檔案
273
arch/arm/mach-ixp4xx/omixp-setup.c
一般檔案
@@ -0,0 +1,273 @@
|
||||
/*
|
||||
* arch/arm/mach-ixp4xx/omixp-setup.c
|
||||
*
|
||||
* omicron ixp4xx board setup
|
||||
* Copyright (C) 2009 OMICRON electronics GmbH
|
||||
*
|
||||
* based nslu2-setup.c, ixdp425-setup.c:
|
||||
* Copyright (C) 2003-2004 MontaVista Software, Inc.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License version 2 as
|
||||
* published by the Free Software Foundation.
|
||||
*/
|
||||
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/serial.h>
|
||||
#include <linux/serial_8250.h>
|
||||
#include <linux/mtd/mtd.h>
|
||||
#include <linux/mtd/partitions.h>
|
||||
#ifdef CONFIG_LEDS_CLASS
|
||||
#include <linux/leds.h>
|
||||
#endif
|
||||
|
||||
#include <asm/setup.h>
|
||||
#include <asm/memory.h>
|
||||
#include <asm/mach-types.h>
|
||||
#include <asm/mach/arch.h>
|
||||
#include <asm/mach/flash.h>
|
||||
|
||||
static struct resource omixp_flash_resources[] = {
|
||||
{
|
||||
.flags = IORESOURCE_MEM,
|
||||
}, {
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
};
|
||||
|
||||
static struct mtd_partition omixp_partitions[] = {
|
||||
{
|
||||
.name = "Recovery Bootloader",
|
||||
.size = 0x00020000,
|
||||
.offset = 0,
|
||||
}, {
|
||||
.name = "Calibration Data",
|
||||
.size = 0x00020000,
|
||||
.offset = 0x00020000,
|
||||
}, {
|
||||
.name = "Recovery FPGA",
|
||||
.size = 0x00020000,
|
||||
.offset = 0x00040000,
|
||||
}, {
|
||||
.name = "Release Bootloader",
|
||||
.size = 0x00020000,
|
||||
.offset = 0x00060000,
|
||||
}, {
|
||||
.name = "Release FPGA",
|
||||
.size = 0x00020000,
|
||||
.offset = 0x00080000,
|
||||
}, {
|
||||
.name = "Kernel",
|
||||
.size = 0x00160000,
|
||||
.offset = 0x000a0000,
|
||||
}, {
|
||||
.name = "Filesystem",
|
||||
.size = 0x00C00000,
|
||||
.offset = 0x00200000,
|
||||
}, {
|
||||
.name = "Persistent Storage",
|
||||
.size = 0x00200000,
|
||||
.offset = 0x00E00000,
|
||||
},
|
||||
};
|
||||
|
||||
static struct flash_platform_data omixp_flash_data[] = {
|
||||
{
|
||||
.map_name = "cfi_probe",
|
||||
.parts = omixp_partitions,
|
||||
.nr_parts = ARRAY_SIZE(omixp_partitions),
|
||||
}, {
|
||||
.map_name = "cfi_probe",
|
||||
.parts = NULL,
|
||||
.nr_parts = 0,
|
||||
},
|
||||
};
|
||||
|
||||
static struct platform_device omixp_flash_device[] = {
|
||||
{
|
||||
.name = "IXP4XX-Flash",
|
||||
.id = 0,
|
||||
.dev = {
|
||||
.platform_data = &omixp_flash_data[0],
|
||||
},
|
||||
.resource = &omixp_flash_resources[0],
|
||||
.num_resources = 1,
|
||||
}, {
|
||||
.name = "IXP4XX-Flash",
|
||||
.id = 1,
|
||||
.dev = {
|
||||
.platform_data = &omixp_flash_data[1],
|
||||
},
|
||||
.resource = &omixp_flash_resources[1],
|
||||
.num_resources = 1,
|
||||
},
|
||||
};
|
||||
|
||||
/* Swap UART's - These boards have the console on UART2. The following
|
||||
* configuration is used:
|
||||
* ttyS0 .. UART2
|
||||
* ttyS1 .. UART1
|
||||
* This way standard images can be used with the kernel that expect
|
||||
* the console on ttyS0.
|
||||
*/
|
||||
static struct resource omixp_uart_resources[] = {
|
||||
{
|
||||
.start = IXP4XX_UART2_BASE_PHYS,
|
||||
.end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
|
||||
.flags = IORESOURCE_MEM,
|
||||
}, {
|
||||
.start = IXP4XX_UART1_BASE_PHYS,
|
||||
.end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
};
|
||||
|
||||
static struct plat_serial8250_port omixp_uart_data[] = {
|
||||
{
|
||||
.mapbase = IXP4XX_UART2_BASE_PHYS,
|
||||
.membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
|
||||
.irq = IRQ_IXP4XX_UART2,
|
||||
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
|
||||
.iotype = UPIO_MEM,
|
||||
.regshift = 2,
|
||||
.uartclk = IXP4XX_UART_XTAL,
|
||||
}, {
|
||||
.mapbase = IXP4XX_UART1_BASE_PHYS,
|
||||
.membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
|
||||
.irq = IRQ_IXP4XX_UART1,
|
||||
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
|
||||
.iotype = UPIO_MEM,
|
||||
.regshift = 2,
|
||||
.uartclk = IXP4XX_UART_XTAL,
|
||||
}, {
|
||||
/* list termination */
|
||||
}
|
||||
};
|
||||
|
||||
static struct platform_device omixp_uart = {
|
||||
.name = "serial8250",
|
||||
.id = PLAT8250_DEV_PLATFORM,
|
||||
.dev.platform_data = omixp_uart_data,
|
||||
.num_resources = 2,
|
||||
.resource = omixp_uart_resources,
|
||||
};
|
||||
|
||||
static struct gpio_led mic256_led_pins[] = {
|
||||
{
|
||||
.name = "LED-A",
|
||||
.gpio = 7,
|
||||
},
|
||||
};
|
||||
|
||||
static struct gpio_led_platform_data mic256_led_data = {
|
||||
.num_leds = ARRAY_SIZE(mic256_led_pins),
|
||||
.leds = mic256_led_pins,
|
||||
};
|
||||
|
||||
static struct platform_device mic256_leds = {
|
||||
.name = "leds-gpio",
|
||||
.id = -1,
|
||||
.dev.platform_data = &mic256_led_data,
|
||||
};
|
||||
|
||||
/* Built-in 10/100 Ethernet MAC interfaces */
|
||||
static struct eth_plat_info ixdp425_plat_eth[] = {
|
||||
{
|
||||
.phy = 0,
|
||||
.rxq = 3,
|
||||
.txreadyq = 20,
|
||||
}, {
|
||||
.phy = 1,
|
||||
.rxq = 4,
|
||||
.txreadyq = 21,
|
||||
},
|
||||
};
|
||||
|
||||
static struct platform_device ixdp425_eth[] = {
|
||||
{
|
||||
.name = "ixp4xx_eth",
|
||||
.id = IXP4XX_ETH_NPEB,
|
||||
.dev.platform_data = ixdp425_plat_eth,
|
||||
}, {
|
||||
.name = "ixp4xx_eth",
|
||||
.id = IXP4XX_ETH_NPEC,
|
||||
.dev.platform_data = ixdp425_plat_eth + 1,
|
||||
},
|
||||
};
|
||||
|
||||
|
||||
static struct platform_device *devixp_pldev[] __initdata = {
|
||||
&omixp_uart,
|
||||
&omixp_flash_device[0],
|
||||
&ixdp425_eth[0],
|
||||
&ixdp425_eth[1],
|
||||
};
|
||||
|
||||
static struct platform_device *mic256_pldev[] __initdata = {
|
||||
&omixp_uart,
|
||||
&omixp_flash_device[0],
|
||||
&mic256_leds,
|
||||
&ixdp425_eth[0],
|
||||
&ixdp425_eth[1],
|
||||
};
|
||||
|
||||
static struct platform_device *miccpt_pldev[] __initdata = {
|
||||
&omixp_uart,
|
||||
&omixp_flash_device[0],
|
||||
&omixp_flash_device[1],
|
||||
&ixdp425_eth[0],
|
||||
&ixdp425_eth[1],
|
||||
};
|
||||
|
||||
static void __init omixp_init(void)
|
||||
{
|
||||
ixp4xx_sys_init();
|
||||
|
||||
/* 16MiB Boot Flash */
|
||||
omixp_flash_resources[0].start = IXP4XX_EXP_BUS_BASE(0);
|
||||
omixp_flash_resources[0].end = IXP4XX_EXP_BUS_END(0);
|
||||
|
||||
/* 32 MiB Data Flash */
|
||||
omixp_flash_resources[1].start = IXP4XX_EXP_BUS_BASE(2);
|
||||
omixp_flash_resources[1].end = IXP4XX_EXP_BUS_END(2);
|
||||
|
||||
if (machine_is_devixp())
|
||||
platform_add_devices(devixp_pldev, ARRAY_SIZE(devixp_pldev));
|
||||
else if (machine_is_miccpt())
|
||||
platform_add_devices(miccpt_pldev, ARRAY_SIZE(miccpt_pldev));
|
||||
else if (machine_is_mic256())
|
||||
platform_add_devices(mic256_pldev, ARRAY_SIZE(mic256_pldev));
|
||||
}
|
||||
|
||||
#ifdef CONFIG_MACH_DEVIXP
|
||||
MACHINE_START(DEVIXP, "Omicron DEVIXP")
|
||||
.boot_params = 0x100,
|
||||
.map_io = ixp4xx_map_io,
|
||||
.init_irq = ixp4xx_init_irq,
|
||||
.timer = &ixp4xx_timer,
|
||||
.init_machine = omixp_init,
|
||||
MACHINE_END
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_MACH_MICCPT
|
||||
MACHINE_START(MICCPT, "Omicron MICCPT")
|
||||
.boot_params = 0x100,
|
||||
.map_io = ixp4xx_map_io,
|
||||
.init_irq = ixp4xx_init_irq,
|
||||
.timer = &ixp4xx_timer,
|
||||
.init_machine = omixp_init,
|
||||
#if defined(CONFIG_PCI)
|
||||
.dma_zone_size = SZ_64M,
|
||||
#endif
|
||||
MACHINE_END
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_MACH_MIC256
|
||||
MACHINE_START(MIC256, "Omicron MIC256")
|
||||
.boot_params = 0x100,
|
||||
.map_io = ixp4xx_map_io,
|
||||
.init_irq = ixp4xx_init_irq,
|
||||
.timer = &ixp4xx_timer,
|
||||
.init_machine = omixp_init,
|
||||
MACHINE_END
|
||||
#endif
|
||||
新增問題並參考
封鎖使用者