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yaml
---
r: 225934
b: refs/heads/master
c: 4bba1c3
h: refs/heads/master
v: v3
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Ash Hughes authored and Nicolas Pitre committed Dec 7, 2010
1 parent fb278b8 commit b73dde3
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2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: 7f51439a3c078393e7618a636fea403afa35948c
refs/heads/master: 4bba1c34e0a70d0db2506e1b68f69d7edc8afd78
7 changes: 7 additions & 0 deletions trunk/arch/arm/mach-orion5x/Kconfig
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Expand Up @@ -51,6 +51,13 @@ config MACH_LINKSTATION_PRO
Buffalo Linkstation Pro/Live platform. Both v1 and
v2 devices are supported.

config MACH_LINKSTATION_LSCHL
bool "Buffalo Linkstation Live v3 (LS-CHL)"
select I2C_BOARDINFO
help
Say 'Y' here if you want your kernel to support the
Buffalo Linkstation Live v3 (LS-CHL) platform.

config MACH_LINKSTATION_MINI
bool "Buffalo Linkstation Mini"
select I2C_BOARDINFO
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1 change: 1 addition & 0 deletions trunk/arch/arm/mach-orion5x/Makefile
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Expand Up @@ -21,3 +21,4 @@ obj-$(CONFIG_MACH_WNR854T) += wnr854t-setup.o
obj-$(CONFIG_MACH_RD88F5181L_GE) += rd88f5181l-ge-setup.o
obj-$(CONFIG_MACH_RD88F5181L_FXO) += rd88f5181l-fxo-setup.o
obj-$(CONFIG_MACH_RD88F6183AP_GE) += rd88f6183ap-ge-setup.o
obj-$(CONFIG_MACH_LINKSTATION_LSCHL) += ls-chl-setup.o
327 changes: 327 additions & 0 deletions trunk/arch/arm/mach-orion5x/ls-chl-setup.c
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/*
* arch/arm/mach-orion5x/ls-chl-setup.c
*
* Maintainer: Ash Hughes <ashley.hughes@blueyonder.co.uk>
*
* 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/gpio-fan.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 <asm/system.h>
#include <mach/orion5x.h>
#include "common.h"
#include "mpp.h"

/*****************************************************************************
* Linkstation LS-CHL Info
****************************************************************************/

/*
* 256K NOR flash Device bus boot chip select
*/

#define LSCHL_NOR_BOOT_BASE 0xf4000000
#define LSCHL_NOR_BOOT_SIZE SZ_256K

/*****************************************************************************
* 256KB NOR Flash on BOOT Device
****************************************************************************/

static struct physmap_flash_data lschl_nor_flash_data = {
.width = 1,
};

static struct resource lschl_nor_flash_resource = {
.flags = IORESOURCE_MEM,
.start = LSCHL_NOR_BOOT_BASE,
.end = LSCHL_NOR_BOOT_BASE + LSCHL_NOR_BOOT_SIZE - 1,
};

static struct platform_device lschl_nor_flash = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &lschl_nor_flash_data,
},
.num_resources = 1,
.resource = &lschl_nor_flash_resource,
};

/*****************************************************************************
* Ethernet
****************************************************************************/

static struct mv643xx_eth_platform_data lschl_eth_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(8),
};

/*****************************************************************************
* RTC 5C372a on I2C bus
****************************************************************************/

static struct i2c_board_info __initdata lschl_i2c_rtc = {
I2C_BOARD_INFO("rs5c372a", 0x32),
};

/*****************************************************************************
* LEDs attached to GPIO
****************************************************************************/

#define LSCHL_GPIO_LED_ALARM 2
#define LSCHL_GPIO_LED_INFO 3
#define LSCHL_GPIO_LED_FUNC 17
#define LSCHL_GPIO_LED_PWR 0

static struct gpio_led lschl_led_pins[] = {
{
.name = "alarm:red",
.gpio = LSCHL_GPIO_LED_ALARM,
.active_low = 1,
}, {
.name = "info:amber",
.gpio = LSCHL_GPIO_LED_INFO,
.active_low = 1,
}, {
.name = "func:blue:top",
.gpio = LSCHL_GPIO_LED_FUNC,
.active_low = 1,
}, {
.name = "power:blue:bottom",
.gpio = LSCHL_GPIO_LED_PWR,
},
};

static struct gpio_led_platform_data lschl_led_data = {
.leds = lschl_led_pins,
.num_leds = ARRAY_SIZE(lschl_led_pins),
};

static struct platform_device lschl_leds = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &lschl_led_data,
},
};

/*****************************************************************************
* SATA
****************************************************************************/
static struct mv_sata_platform_data lschl_sata_data = {
.n_ports = 2,
};

/*****************************************************************************
* LS-CHL specific power off method: reboot
****************************************************************************/
/*
* On the LS-CHL, 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 lschl_power_off(void)
{
arm_machine_restart('h', NULL);
}

/*****************************************************************************
* General Setup
****************************************************************************/
#define LSCHL_GPIO_USB_POWER 9
#define LSCHL_GPIO_AUTO_POWER 17
#define LSCHL_GPIO_POWER 18

/****************************************************************************
* GPIO Attached Keys
****************************************************************************/
#define LSCHL_GPIO_KEY_FUNC 15
#define LSCHL_GPIO_KEY_POWER 8
#define LSCHL_GPIO_KEY_AUTOPOWER 10
#define LSCHL_SW_POWER 0x00
#define LSCHL_SW_AUTOPOWER 0x01
#define LSCHL_SW_FUNC 0x02

static struct gpio_keys_button lschl_buttons[] = {
{
.type = EV_SW,
.code = LSCHL_SW_POWER,
.gpio = LSCHL_GPIO_KEY_POWER,
.desc = "Power-on Switch",
.active_low = 1,
}, {
.type = EV_SW,
.code = LSCHL_SW_AUTOPOWER,
.gpio = LSCHL_GPIO_KEY_AUTOPOWER,
.desc = "Power-auto Switch",
.active_low = 1,
}, {
.type = EV_SW,
.code = LSCHL_SW_FUNC,
.gpio = LSCHL_GPIO_KEY_FUNC,
.desc = "Function Switch",
.active_low = 1,
},
};

static struct gpio_keys_platform_data lschl_button_data = {
.buttons = lschl_buttons,
.nbuttons = ARRAY_SIZE(lschl_buttons),
};

static struct platform_device lschl_button_device = {
.name = "gpio-keys",
.id = -1,
.num_resources = 0,
.dev = {
.platform_data = &lschl_button_data,
},
};

#define LSCHL_GPIO_HDD_POWER 1

/****************************************************************************
* GPIO Fan
****************************************************************************/

#define LSCHL_GPIO_FAN_LOW 16
#define LSCHL_GPIO_FAN_HIGH 14
#define LSCHL_GPIO_FAN_LOCK 6

static struct gpio_fan_alarm lschl_alarm = {
.gpio = LSCHL_GPIO_FAN_LOCK,
};

static struct gpio_fan_speed lschl_speeds[] = {
{
.rpm = 0,
.ctrl_val = 3,
}, {
.rpm = 1500,
.ctrl_val = 2,
}, {
.rpm = 3250,
.ctrl_val = 1,
}, {
.rpm = 5000,
.ctrl_val = 0,
},
};

static int lschl_gpio_list[] = {
LSCHL_GPIO_FAN_HIGH, LSCHL_GPIO_FAN_LOW,
};

static struct gpio_fan_platform_data lschl_fan_data = {
.num_ctrl = ARRAY_SIZE(lschl_gpio_list),
.ctrl = lschl_gpio_list,
.alarm = &lschl_alarm,
.num_speed = ARRAY_SIZE(lschl_speeds),
.speed = lschl_speeds,
};

static struct platform_device lschl_fan_device = {
.name = "gpio-fan",
.id = -1,
.num_resources = 0,
.dev = {
.platform_data = &lschl_fan_data,
},
};

/****************************************************************************
* GPIO Data
****************************************************************************/

static struct orion5x_mpp_mode lschl_mpp_modes[] __initdata = {
{ 0, MPP_GPIO }, /* LED POWER */
{ 1, MPP_GPIO }, /* HDD POWER */
{ 2, MPP_GPIO }, /* LED ALARM */
{ 3, MPP_GPIO }, /* LED INFO */
{ 4, MPP_UNUSED },
{ 5, MPP_UNUSED },
{ 6, MPP_GPIO }, /* FAN LOCK */
{ 7, MPP_GPIO }, /* SW INIT */
{ 8, MPP_GPIO }, /* SW POWER */
{ 9, MPP_GPIO }, /* USB POWER */
{ 10, MPP_GPIO }, /* SW AUTO POWER */
{ 11, MPP_UNUSED },
{ 12, MPP_UNUSED },
{ 13, MPP_UNUSED },
{ 14, MPP_GPIO }, /* FAN HIGH */
{ 15, MPP_GPIO }, /* SW FUNC */
{ 16, MPP_GPIO }, /* FAN LOW */
{ 17, MPP_GPIO }, /* LED FUNC */
{ 18, MPP_UNUSED },
{ 19, MPP_UNUSED },
{ -1 },
};

static void __init lschl_init(void)
{
/*
* Setup basic Orion functions. Needs to be called early.
*/
orion5x_init();

orion5x_mpp_conf(lschl_mpp_modes);

/*
* Configure peripherals.
*/
orion5x_ehci0_init();
orion5x_ehci1_init();
orion5x_eth_init(&lschl_eth_data);
orion5x_i2c_init();
orion5x_sata_init(&lschl_sata_data);
orion5x_uart0_init();
orion5x_xor_init();

orion5x_setup_dev_boot_win(LSCHL_NOR_BOOT_BASE,
LSCHL_NOR_BOOT_SIZE);
platform_device_register(&lschl_nor_flash);

platform_device_register(&lschl_leds);

platform_device_register(&lschl_button_device);

platform_device_register(&lschl_fan_device);

i2c_register_board_info(0, &lschl_i2c_rtc, 1);

/* usb power on */
gpio_set_value(LSCHL_GPIO_USB_POWER, 1);

/* register power-off method */
pm_power_off = lschl_power_off;

pr_info("%s: finished\n", __func__);
}

MACHINE_START(LINKSTATION_LSCHL, "Buffalo Linkstation LiveV3 (LS-CHL)")
/* Maintainer: Ash Hughes <ashley.hughes@blueyonder.co.uk> */
.boot_params = 0x00000100,
.init_machine = lschl_init,
.map_io = orion5x_map_io,
.init_irq = orion5x_init_irq,
.timer = &orion5x_timer,
.fixup = tag_fixup_mem32,
MACHINE_END

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