mirror of https://gitee.com/openkylin/linux.git
153 lines
3.8 KiB
C
153 lines
3.8 KiB
C
/*
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* arch/arm/mach-kirkwood/sheevaplug-setup.c
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*
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* Marvell SheevaPlug Reference Board Setup
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/ata_platform.h>
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#include <linux/mtd/partitions.h>
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#include <linux/mv643xx_eth.h>
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#include <linux/gpio.h>
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#include <linux/leds.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <mach/kirkwood.h>
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#include <plat/mvsdio.h>
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#include "common.h"
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#include "mpp.h"
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static struct mtd_partition sheevaplug_nand_parts[] = {
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{
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.name = "u-boot",
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.offset = 0,
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.size = SZ_1M
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}, {
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.name = "uImage",
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.offset = MTDPART_OFS_NXTBLK,
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.size = SZ_4M
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}, {
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.name = "root",
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.offset = MTDPART_OFS_NXTBLK,
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.size = MTDPART_SIZ_FULL
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},
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};
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static struct mv643xx_eth_platform_data sheevaplug_ge00_data = {
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.phy_addr = MV643XX_ETH_PHY_ADDR(0),
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};
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static struct mv_sata_platform_data sheeva_esata_sata_data = {
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.n_ports = 2,
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};
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static struct mvsdio_platform_data sheevaplug_mvsdio_data = {
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/* unfortunately the CD signal has not been connected */
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};
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static struct mvsdio_platform_data sheeva_esata_mvsdio_data = {
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.gpio_write_protect = 44, /* MPP44 used as SD write protect */
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.gpio_card_detect = 47, /* MPP47 used as SD card detect */
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};
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static struct gpio_led sheevaplug_led_pins[] = {
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{
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.name = "plug:green:health",
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.default_trigger = "default-on",
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.gpio = 49,
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.active_low = 1,
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},
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};
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static struct gpio_led_platform_data sheevaplug_led_data = {
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.leds = sheevaplug_led_pins,
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.num_leds = ARRAY_SIZE(sheevaplug_led_pins),
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};
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static struct platform_device sheevaplug_leds = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &sheevaplug_led_data,
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}
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};
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static unsigned int sheevaplug_mpp_config[] __initdata = {
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MPP29_GPIO, /* USB Power Enable */
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MPP49_GPIO, /* LED */
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0
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};
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static unsigned int sheeva_esata_mpp_config[] __initdata = {
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MPP29_GPIO, /* USB Power Enable */
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MPP44_GPIO, /* SD Write Protect */
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MPP47_GPIO, /* SD Card Detect */
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MPP49_GPIO, /* LED Green */
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0
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};
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static void __init sheevaplug_init(void)
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{
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/*
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* Basic setup. Needs to be called early.
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*/
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kirkwood_init();
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/* setup gpio pin select */
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if (machine_is_sheeva_esata())
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kirkwood_mpp_conf(sheeva_esata_mpp_config);
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else
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kirkwood_mpp_conf(sheevaplug_mpp_config);
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kirkwood_uart0_init();
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kirkwood_nand_init(ARRAY_AND_SIZE(sheevaplug_nand_parts), 25);
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if (gpio_request(29, "USB Power Enable") != 0 ||
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gpio_direction_output(29, 1) != 0)
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printk(KERN_ERR "can't set up GPIO 29 (USB Power Enable)\n");
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kirkwood_ehci_init();
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kirkwood_ge00_init(&sheevaplug_ge00_data);
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/* honor lower power consumption for plugs with out eSATA */
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if (machine_is_sheeva_esata())
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kirkwood_sata_init(&sheeva_esata_sata_data);
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/* enable sd wp and sd cd on plugs with esata */
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if (machine_is_sheeva_esata())
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kirkwood_sdio_init(&sheeva_esata_mvsdio_data);
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else
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kirkwood_sdio_init(&sheevaplug_mvsdio_data);
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platform_device_register(&sheevaplug_leds);
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}
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#ifdef CONFIG_MACH_SHEEVAPLUG
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MACHINE_START(SHEEVAPLUG, "Marvell SheevaPlug Reference Board")
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/* Maintainer: shadi Ammouri <shadi@marvell.com> */
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.boot_params = 0x00000100,
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.init_machine = sheevaplug_init,
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.map_io = kirkwood_map_io,
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.init_early = kirkwood_init_early,
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.init_irq = kirkwood_init_irq,
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.timer = &kirkwood_timer,
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MACHINE_END
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#endif
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#ifdef CONFIG_MACH_ESATA_SHEEVAPLUG
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MACHINE_START(ESATA_SHEEVAPLUG, "Marvell eSATA SheevaPlug Reference Board")
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.boot_params = 0x00000100,
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.init_machine = sheevaplug_init,
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.map_io = kirkwood_map_io,
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.init_early = kirkwood_init_early,
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.init_irq = kirkwood_init_irq,
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.timer = &kirkwood_timer,
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MACHINE_END
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#endif
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