mirror of https://gitee.com/openkylin/linux.git
137 lines
3.2 KiB
C
137 lines
3.2 KiB
C
/*
|
|
* arch/arm/mach-kirkwood/sheevaplug-setup.c
|
|
*
|
|
* Marvell SheevaPlug Reference Board Setup
|
|
*
|
|
* This file is licensed under the terms of the GNU General Public
|
|
* License version 2. This program is licensed "as is" without any
|
|
* warranty of any kind, whether express or implied.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/init.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/mtd/nand.h>
|
|
#include <linux/mtd/partitions.h>
|
|
#include <linux/mv643xx_eth.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/leds.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
#include <mach/kirkwood.h>
|
|
#include <plat/mvsdio.h>
|
|
#include <plat/orion_nand.h>
|
|
#include "common.h"
|
|
#include "mpp.h"
|
|
|
|
static struct mtd_partition sheevaplug_nand_parts[] = {
|
|
{
|
|
.name = "u-boot",
|
|
.offset = 0,
|
|
.size = SZ_1M
|
|
}, {
|
|
.name = "uImage",
|
|
.offset = MTDPART_OFS_NXTBLK,
|
|
.size = SZ_4M
|
|
}, {
|
|
.name = "root",
|
|
.offset = MTDPART_OFS_NXTBLK,
|
|
.size = MTDPART_SIZ_FULL
|
|
},
|
|
};
|
|
|
|
static struct resource sheevaplug_nand_resource = {
|
|
.flags = IORESOURCE_MEM,
|
|
.start = KIRKWOOD_NAND_MEM_PHYS_BASE,
|
|
.end = KIRKWOOD_NAND_MEM_PHYS_BASE +
|
|
KIRKWOOD_NAND_MEM_SIZE - 1,
|
|
};
|
|
|
|
static struct orion_nand_data sheevaplug_nand_data = {
|
|
.parts = sheevaplug_nand_parts,
|
|
.nr_parts = ARRAY_SIZE(sheevaplug_nand_parts),
|
|
.cle = 0,
|
|
.ale = 1,
|
|
.width = 8,
|
|
.chip_delay = 25,
|
|
};
|
|
|
|
static struct platform_device sheevaplug_nand_flash = {
|
|
.name = "orion_nand",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &sheevaplug_nand_data,
|
|
},
|
|
.resource = &sheevaplug_nand_resource,
|
|
.num_resources = 1,
|
|
};
|
|
|
|
static struct mv643xx_eth_platform_data sheevaplug_ge00_data = {
|
|
.phy_addr = MV643XX_ETH_PHY_ADDR(0),
|
|
};
|
|
|
|
static struct mvsdio_platform_data sheevaplug_mvsdio_data = {
|
|
// unfortunately the CD signal has not been connected */
|
|
};
|
|
|
|
static struct gpio_led sheevaplug_led_pins[] = {
|
|
{
|
|
.name = "plug:green:health",
|
|
.default_trigger = "default-on",
|
|
.gpio = 49,
|
|
.active_low = 1,
|
|
},
|
|
};
|
|
|
|
static struct gpio_led_platform_data sheevaplug_led_data = {
|
|
.leds = sheevaplug_led_pins,
|
|
.num_leds = ARRAY_SIZE(sheevaplug_led_pins),
|
|
};
|
|
|
|
static struct platform_device sheevaplug_leds = {
|
|
.name = "leds-gpio",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &sheevaplug_led_data,
|
|
}
|
|
};
|
|
|
|
static unsigned int sheevaplug_mpp_config[] __initdata = {
|
|
MPP29_GPIO, /* USB Power Enable */
|
|
MPP49_GPIO, /* LED */
|
|
0
|
|
};
|
|
|
|
static void __init sheevaplug_init(void)
|
|
{
|
|
/*
|
|
* Basic setup. Needs to be called early.
|
|
*/
|
|
kirkwood_init();
|
|
kirkwood_mpp_conf(sheevaplug_mpp_config);
|
|
|
|
kirkwood_uart0_init();
|
|
|
|
if (gpio_request(29, "USB Power Enable") != 0 ||
|
|
gpio_direction_output(29, 1) != 0)
|
|
printk(KERN_ERR "can't set up GPIO 29 (USB Power Enable)\n");
|
|
kirkwood_ehci_init();
|
|
|
|
kirkwood_ge00_init(&sheevaplug_ge00_data);
|
|
kirkwood_sdio_init(&sheevaplug_mvsdio_data);
|
|
|
|
platform_device_register(&sheevaplug_nand_flash);
|
|
platform_device_register(&sheevaplug_leds);
|
|
}
|
|
|
|
MACHINE_START(SHEEVAPLUG, "Marvell SheevaPlug Reference Board")
|
|
/* Maintainer: shadi Ammouri <shadi@marvell.com> */
|
|
.phys_io = KIRKWOOD_REGS_PHYS_BASE,
|
|
.io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
|
|
.boot_params = 0x00000100,
|
|
.init_machine = sheevaplug_init,
|
|
.map_io = kirkwood_map_io,
|
|
.init_irq = kirkwood_init_irq,
|
|
.timer = &kirkwood_timer,
|
|
MACHINE_END
|