9f97da78bf
Disintegrate asm/system.h for ARM. Signed-off-by: David Howells <dhowells@redhat.com> cc: Russell King <linux@arm.linux.org.uk> cc: linux-arm-kernel@lists.infradead.org
279 lines
7.1 KiB
C
279 lines
7.1 KiB
C
/*
|
|
* arch/arm/mach-orion5x/lsmini-setup.c
|
|
*
|
|
* Maintainer: Alexey Kopytko <alexey@kopytko.ru>
|
|
*
|
|
* 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/physmap.h>
|
|
#include <linux/mv643xx_eth.h>
|
|
#include <linux/leds.h>
|
|
#include <linux/gpio_keys.h>
|
|
#include <linux/input.h>
|
|
#include <linux/i2c.h>
|
|
#include <linux/ata_platform.h>
|
|
#include <linux/gpio.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
#include <mach/orion5x.h>
|
|
#include "common.h"
|
|
#include "mpp.h"
|
|
|
|
/*****************************************************************************
|
|
* Linkstation Mini Info
|
|
****************************************************************************/
|
|
|
|
/*
|
|
* 256K NOR flash Device bus boot chip select
|
|
*/
|
|
|
|
#define LSMINI_NOR_BOOT_BASE 0xf4000000
|
|
#define LSMINI_NOR_BOOT_SIZE SZ_256K
|
|
|
|
/*****************************************************************************
|
|
* 256KB NOR Flash on BOOT Device
|
|
****************************************************************************/
|
|
|
|
static struct physmap_flash_data lsmini_nor_flash_data = {
|
|
.width = 1,
|
|
};
|
|
|
|
static struct resource lsmini_nor_flash_resource = {
|
|
.flags = IORESOURCE_MEM,
|
|
.start = LSMINI_NOR_BOOT_BASE,
|
|
.end = LSMINI_NOR_BOOT_BASE + LSMINI_NOR_BOOT_SIZE - 1,
|
|
};
|
|
|
|
static struct platform_device lsmini_nor_flash = {
|
|
.name = "physmap-flash",
|
|
.id = 0,
|
|
.dev = {
|
|
.platform_data = &lsmini_nor_flash_data,
|
|
},
|
|
.num_resources = 1,
|
|
.resource = &lsmini_nor_flash_resource,
|
|
};
|
|
|
|
/*****************************************************************************
|
|
* Ethernet
|
|
****************************************************************************/
|
|
|
|
static struct mv643xx_eth_platform_data lsmini_eth_data = {
|
|
.phy_addr = 8,
|
|
};
|
|
|
|
/*****************************************************************************
|
|
* RTC 5C372a on I2C bus
|
|
****************************************************************************/
|
|
|
|
static struct i2c_board_info __initdata lsmini_i2c_rtc = {
|
|
I2C_BOARD_INFO("rs5c372a", 0x32),
|
|
};
|
|
|
|
/*****************************************************************************
|
|
* LEDs attached to GPIO
|
|
****************************************************************************/
|
|
|
|
#define LSMINI_GPIO_LED_ALARM 2
|
|
#define LSMINI_GPIO_LED_INFO 3
|
|
#define LSMINI_GPIO_LED_FUNC 9
|
|
#define LSMINI_GPIO_LED_PWR 14
|
|
|
|
static struct gpio_led lsmini_led_pins[] = {
|
|
{
|
|
.name = "alarm:red",
|
|
.gpio = LSMINI_GPIO_LED_ALARM,
|
|
.active_low = 1,
|
|
}, {
|
|
.name = "info:amber",
|
|
.gpio = LSMINI_GPIO_LED_INFO,
|
|
.active_low = 1,
|
|
}, {
|
|
.name = "func:blue:top",
|
|
.gpio = LSMINI_GPIO_LED_FUNC,
|
|
.active_low = 1,
|
|
}, {
|
|
.name = "power:blue:bottom",
|
|
.gpio = LSMINI_GPIO_LED_PWR,
|
|
},
|
|
};
|
|
|
|
static struct gpio_led_platform_data lsmini_led_data = {
|
|
.leds = lsmini_led_pins,
|
|
.num_leds = ARRAY_SIZE(lsmini_led_pins),
|
|
};
|
|
|
|
static struct platform_device lsmini_leds = {
|
|
.name = "leds-gpio",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &lsmini_led_data,
|
|
},
|
|
};
|
|
|
|
/****************************************************************************
|
|
* GPIO Attached Keys
|
|
****************************************************************************/
|
|
|
|
#define LSMINI_GPIO_KEY_FUNC 15
|
|
#define LSMINI_GPIO_KEY_POWER 18
|
|
#define LSMINI_GPIO_KEY_AUTOPOWER 17
|
|
|
|
#define LSMINI_SW_POWER 0x00
|
|
#define LSMINI_SW_AUTOPOWER 0x01
|
|
|
|
static struct gpio_keys_button lsmini_buttons[] = {
|
|
{
|
|
.code = KEY_OPTION,
|
|
.gpio = LSMINI_GPIO_KEY_FUNC,
|
|
.desc = "Function Button",
|
|
.active_low = 1,
|
|
}, {
|
|
.type = EV_SW,
|
|
.code = LSMINI_SW_POWER,
|
|
.gpio = LSMINI_GPIO_KEY_POWER,
|
|
.desc = "Power-on Switch",
|
|
.active_low = 1,
|
|
}, {
|
|
.type = EV_SW,
|
|
.code = LSMINI_SW_AUTOPOWER,
|
|
.gpio = LSMINI_GPIO_KEY_AUTOPOWER,
|
|
.desc = "Power-auto Switch",
|
|
.active_low = 1,
|
|
},
|
|
};
|
|
|
|
static struct gpio_keys_platform_data lsmini_button_data = {
|
|
.buttons = lsmini_buttons,
|
|
.nbuttons = ARRAY_SIZE(lsmini_buttons),
|
|
};
|
|
|
|
static struct platform_device lsmini_button_device = {
|
|
.name = "gpio-keys",
|
|
.id = -1,
|
|
.num_resources = 0,
|
|
.dev = {
|
|
.platform_data = &lsmini_button_data,
|
|
},
|
|
};
|
|
|
|
|
|
/*****************************************************************************
|
|
* SATA
|
|
****************************************************************************/
|
|
static struct mv_sata_platform_data lsmini_sata_data = {
|
|
.n_ports = 2,
|
|
};
|
|
|
|
|
|
/*****************************************************************************
|
|
* Linkstation Mini specific power off method: reboot
|
|
****************************************************************************/
|
|
/*
|
|
* On the Linkstation Mini, the shutdown process is following:
|
|
* - Userland monitors key events until the power switch goes to off position
|
|
* - The board reboots
|
|
* - U-boot starts and goes into an idle mode waiting for the user
|
|
* to move the switch to ON position
|
|
*/
|
|
|
|
static void lsmini_power_off(void)
|
|
{
|
|
orion5x_restart('h', NULL);
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
* General Setup
|
|
****************************************************************************/
|
|
|
|
#define LSMINI_GPIO_USB_POWER 16
|
|
#define LSMINI_GPIO_AUTO_POWER 17
|
|
#define LSMINI_GPIO_POWER 18
|
|
|
|
#define LSMINI_GPIO_HDD_POWER0 1
|
|
#define LSMINI_GPIO_HDD_POWER1 19
|
|
|
|
static unsigned int lsmini_mpp_modes[] __initdata = {
|
|
MPP0_UNUSED, /* LED_RESERVE1 (unused) */
|
|
MPP1_GPIO, /* HDD_PWR */
|
|
MPP2_GPIO, /* LED_ALARM */
|
|
MPP3_GPIO, /* LED_INFO */
|
|
MPP4_UNUSED,
|
|
MPP5_UNUSED,
|
|
MPP6_UNUSED,
|
|
MPP7_UNUSED,
|
|
MPP8_UNUSED,
|
|
MPP9_GPIO, /* LED_FUNC */
|
|
MPP10_UNUSED,
|
|
MPP11_UNUSED, /* LED_ETH (dummy) */
|
|
MPP12_UNUSED,
|
|
MPP13_UNUSED,
|
|
MPP14_GPIO, /* LED_PWR */
|
|
MPP15_GPIO, /* FUNC */
|
|
MPP16_GPIO, /* USB_PWR */
|
|
MPP17_GPIO, /* AUTO_POWER */
|
|
MPP18_GPIO, /* POWER */
|
|
MPP19_GPIO, /* HDD_PWR1 */
|
|
0,
|
|
};
|
|
|
|
static void __init lsmini_init(void)
|
|
{
|
|
/*
|
|
* Setup basic Orion functions. Need to be called early.
|
|
*/
|
|
orion5x_init();
|
|
|
|
orion5x_mpp_conf(lsmini_mpp_modes);
|
|
|
|
/*
|
|
* Configure peripherals.
|
|
*/
|
|
orion5x_ehci0_init();
|
|
orion5x_ehci1_init();
|
|
orion5x_eth_init(&lsmini_eth_data);
|
|
orion5x_i2c_init();
|
|
orion5x_sata_init(&lsmini_sata_data);
|
|
orion5x_uart0_init();
|
|
orion5x_xor_init();
|
|
|
|
orion5x_setup_dev_boot_win(LSMINI_NOR_BOOT_BASE,
|
|
LSMINI_NOR_BOOT_SIZE);
|
|
platform_device_register(&lsmini_nor_flash);
|
|
|
|
platform_device_register(&lsmini_button_device);
|
|
|
|
platform_device_register(&lsmini_leds);
|
|
|
|
i2c_register_board_info(0, &lsmini_i2c_rtc, 1);
|
|
|
|
/* enable USB power */
|
|
gpio_set_value(LSMINI_GPIO_USB_POWER, 1);
|
|
|
|
/* register power-off method */
|
|
pm_power_off = lsmini_power_off;
|
|
|
|
pr_info("%s: finished\n", __func__);
|
|
}
|
|
|
|
#ifdef CONFIG_MACH_LINKSTATION_MINI
|
|
MACHINE_START(LINKSTATION_MINI, "Buffalo Linkstation Mini")
|
|
/* Maintainer: Alexey Kopytko <alexey@kopytko.ru> */
|
|
.atag_offset = 0x100,
|
|
.init_machine = lsmini_init,
|
|
.map_io = orion5x_map_io,
|
|
.init_early = orion5x_init_early,
|
|
.init_irq = orion5x_init_irq,
|
|
.timer = &orion5x_timer,
|
|
.fixup = tag_fixup_mem32,
|
|
.restart = orion5x_restart,
|
|
MACHINE_END
|
|
#endif
|