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Commit 2d18638e authored by Zhu Qingsen's avatar Zhu Qingsen Committed by Nicolas Pitre
Browse files

[ARM] Orion: Add Buffalo Linkstation LS-HGL support 



Signed-off-by: default avatarZhu Qingsen <zhuqs@cn.fujitsu.com>
Signed-off-by: default avatarNicolas Pitre <nico@marvell.com>
parent b2fdb566

arch/arm/configs/orion5x_defconfig

+1 −0
Original line number Diff line number Diff line
@@ -192,6 +192,7 @@ CONFIG_MACH_TS209=y 
CONFIG_MACH_TERASTATION_PRO2=y

CONFIG_MACH_LINKSTATION_PRO=y

CONFIG_MACH_LINKSTATION_MINI=y

CONFIG_MACH_LINKSTATION_LS_HGL=y

CONFIG_MACH_TS409=y

CONFIG_MACH_WRT350N_V2=y

CONFIG_MACH_TS78XX=y

arch/arm/mach-orion5x/Kconfig

+7 −0
Original line number Diff line number Diff line
@@ -57,6 +57,13 @@ config MACH_LINKSTATION_MINI 
	  Say 'Y' here if you want your kernel to support the

	  Buffalo Linkstation Mini platform.



config MACH_LINKSTATION_LS_HGL

	bool "Buffalo Linkstation LS-HGL"

	select I2C_BOARDINFO

	help

	  Say 'Y' here if you want your kernel to support the

	  Buffalo Linkstation LS-HGL platform.



config MACH_TS409

	bool "QNAP TS-409"

	help

arch/arm/mach-orion5x/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ obj-$(CONFIG_MACH_KUROBOX_PRO) += kurobox_pro-setup.o 
obj-$(CONFIG_MACH_TERASTATION_PRO2)	+= terastation_pro2-setup.o

obj-$(CONFIG_MACH_LINKSTATION_PRO) += kurobox_pro-setup.o

obj-$(CONFIG_MACH_LINKSTATION_MINI) += lsmini-setup.o

obj-$(CONFIG_MACH_LINKSTATION_LS_HGL) += ls_hgl-setup.o

obj-$(CONFIG_MACH_DNS323)	+= dns323-setup.o

obj-$(CONFIG_MACH_TS209)	+= ts209-setup.o tsx09-common.o

obj-$(CONFIG_MACH_TS409)	+= ts409-setup.o tsx09-common.o

arch/arm/mach-orion5x/ls_hgl-setup.c

0 → 100644
+276 −0
Original line number Diff line number Diff line 
/*

 * arch/arm/mach-orion5x/ls_hgl-setup.c

 *

 * Maintainer: Zhu Qingsen <zhuqs@cn.fujitsu.com>

 *

 * 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/pci.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 <asm/mach-types.h>

#include <linux/gpio.h>

#include <asm/mach/arch.h>

#include "common.h"

#include "mpp.h"

#include "include/mach/system.h"



/*****************************************************************************

 * Linkstation LS-HGL Info

 ****************************************************************************/



/*

 * 256K NOR flash Device bus boot chip select

 */



#define LS_HGL_NOR_BOOT_BASE	0xf4000000

#define LS_HGL_NOR_BOOT_SIZE	SZ_256K



/*****************************************************************************

 * 256KB NOR Flash on BOOT Device

 ****************************************************************************/



static struct physmap_flash_data ls_hgl_nor_flash_data = {

	.width		= 1,

};



static struct resource ls_hgl_nor_flash_resource = {

	.flags	= IORESOURCE_MEM,

	.start	= LS_HGL_NOR_BOOT_BASE,

	.end	= LS_HGL_NOR_BOOT_BASE + LS_HGL_NOR_BOOT_SIZE - 1,

};



static struct platform_device ls_hgl_nor_flash = {

	.name			= "physmap-flash",

	.id			= 0,

	.dev		= {

		.platform_data	= &ls_hgl_nor_flash_data,

	},

	.num_resources		= 1,

	.resource		= &ls_hgl_nor_flash_resource,

};



/*****************************************************************************

 * Ethernet

 ****************************************************************************/



static struct mv643xx_eth_platform_data ls_hgl_eth_data = {

	.phy_addr	= 8,

};



/*****************************************************************************

 * RTC 5C372a on I2C bus

 ****************************************************************************/



static struct i2c_board_info __initdata ls_hgl_i2c_rtc = {

	I2C_BOARD_INFO("rs5c372a", 0x32),

};



/*****************************************************************************

 * LEDs attached to GPIO

 ****************************************************************************/



#define LS_HGL_GPIO_LED_ALARM   2

#define LS_HGL_GPIO_LED_INFO    3

#define LS_HGL_GPIO_LED_FUNC    17

#define LS_HGL_GPIO_LED_PWR     0





static struct gpio_led ls_hgl_led_pins[] = {

	{

		.name	   = "alarm:red",

		.gpio	   = LS_HGL_GPIO_LED_ALARM,

		.active_low     = 1,

	}, {

		.name	   = "info:amber",

		.gpio	   = LS_HGL_GPIO_LED_INFO,

		.active_low     = 1,

	}, {

		.name	   = "func:blue:top",

		.gpio	   = LS_HGL_GPIO_LED_FUNC,

		.active_low     = 1,

	}, {

		.name	   = "power:blue:bottom",

		.gpio	   = LS_HGL_GPIO_LED_PWR,

	},

};



static struct gpio_led_platform_data ls_hgl_led_data = {

	.leds	   = ls_hgl_led_pins,

	.num_leds       = ARRAY_SIZE(ls_hgl_led_pins),

};



static struct platform_device ls_hgl_leds = {

	.name   = "leds-gpio",

	.id     = -1,

	.dev    = {

		.platform_data  = &ls_hgl_led_data,

	},

};



/****************************************************************************

 * GPIO Attached Keys

 ****************************************************************************/

#define LS_HGL_GPIO_KEY_FUNC       15

#define LS_HGL_GPIO_KEY_POWER      8

#define LS_HGL_GPIO_KEY_AUTOPOWER  10



#define LS_HGL_SW_POWER     0x00

#define LS_HGL_SW_AUTOPOWER 0x01



static struct gpio_keys_button ls_hgl_buttons[] = {

	{

		.code	   = KEY_OPTION,

		.gpio	   = LS_HGL_GPIO_KEY_FUNC,

		.desc	   = "Function Button",

		.active_low     = 1,

	}, {

		.type		= EV_SW,

		.code	   = LS_HGL_SW_POWER,

		.gpio	   = LS_HGL_GPIO_KEY_POWER,

		.desc	   = "Power-on Switch",

		.active_low     = 1,

	}, {

		.type		= EV_SW,

		.code	   = LS_HGL_SW_AUTOPOWER,

		.gpio	   = LS_HGL_GPIO_KEY_AUTOPOWER,

		.desc	   = "Power-auto Switch",

		.active_low     = 1,

	},

};



static struct gpio_keys_platform_data ls_hgl_button_data = {

	.buttons	= ls_hgl_buttons,

	.nbuttons       = ARRAY_SIZE(ls_hgl_buttons),

};



static struct platform_device ls_hgl_button_device = {

	.name	   = "gpio-keys",

	.id	     = -1,

	.num_resources  = 0,

	.dev	    = {

		.platform_data  = &ls_hgl_button_data,

	},

};





/*****************************************************************************

 * SATA

 ****************************************************************************/

static struct mv_sata_platform_data ls_hgl_sata_data = {

	.n_ports	= 2,

};





/*****************************************************************************

 * Linkstation LS-HGL specific power off method: reboot

 ****************************************************************************/

/*

 * On the Linkstation LS-HGL, 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 ls_hgl_power_off(void)

{

	arch_reset(0, NULL);

}





/*****************************************************************************

 * General Setup

 ****************************************************************************/



#define LS_HGL_GPIO_USB_POWER	9

#define LS_HGL_GPIO_AUTO_POWER	10

#define LS_HGL_GPIO_POWER	    8



#define LS_HGL_GPIO_HDD_POWER	1



static struct orion5x_mpp_mode ls_hgl_mpp_modes[] __initdata = {

	{  0, MPP_GPIO }, /* LED_PWR */

	{  1, MPP_GPIO }, /* HDD_PWR */

	{  2, MPP_GPIO }, /* LED_ALARM */

	{  3, MPP_GPIO }, /* LED_INFO */

	{  4, MPP_UNUSED },

	{  5, MPP_UNUSED },

	{  6, MPP_GPIO }, /* FAN_LCK */

	{  7, MPP_GPIO }, /* INIT */

	{  8, MPP_GPIO }, /* POWER */

	{  9, MPP_GPIO }, /* USB_PWR */

	{ 10, MPP_GPIO }, /* AUTO_POWER */

	{ 11, MPP_UNUSED }, /* LED_ETH (dummy) */

	{ 12, MPP_UNUSED },

	{ 13, MPP_UNUSED },

	{ 14, MPP_UNUSED },

	{ 15, MPP_GPIO }, /* FUNC */

	{ 16, MPP_UNUSED },

	{ 17, MPP_GPIO }, /* LED_FUNC */

	{ 18, MPP_UNUSED },

	{ 19, MPP_UNUSED },

	{ -1 },

};



static void __init ls_hgl_init(void)

{

	/*

	 * Setup basic Orion functions. Need to be called early.

	 */

	orion5x_init();



	orion5x_mpp_conf(ls_hgl_mpp_modes);



	/*

	 * Configure peripherals.

	 */

	orion5x_ehci0_init();

	orion5x_ehci1_init();

	orion5x_eth_init(&ls_hgl_eth_data);

	orion5x_i2c_init();

	orion5x_sata_init(&ls_hgl_sata_data);

	orion5x_uart0_init();

	orion5x_xor_init();



	orion5x_setup_dev_boot_win(LS_HGL_NOR_BOOT_BASE,

				   LS_HGL_NOR_BOOT_SIZE);

	platform_device_register(&ls_hgl_nor_flash);



	platform_device_register(&ls_hgl_button_device);



	platform_device_register(&ls_hgl_leds);



	i2c_register_board_info(0, &ls_hgl_i2c_rtc, 1);



	/* enable USB power */

	gpio_set_value(LS_HGL_GPIO_USB_POWER, 1);



	/* register power-off method */

	pm_power_off = ls_hgl_power_off;



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

}



MACHINE_START(LINKSTATION_LS_HGL, "Buffalo Linkstation LS-HGL")

	/* Maintainer: Zhu Qingsen <zhuqs@cn.fujistu.com> */

	.phys_io	= ORION5X_REGS_PHYS_BASE,

	.io_pg_offst	= ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,

	.boot_params	= 0x00000100,

	.init_machine	= ls_hgl_init,

	.map_io		= orion5x_map_io,

	.init_irq	= orion5x_init_irq,

	.timer		= &orion5x_timer,

	.fixup		= tag_fixup_mem32,

MACHINE_END