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Commit 8f220860 authored by Simon Guinot's avatar Simon Guinot Committed by Nicolas Pitre
Browse files

[ARM] orion5x: Add LaCie NAS d2Network support 



This patch add support for the d2 Network and the Big Disk Network
LaCie boards.

Signed-off-by: default avatarSimon Guinot <sguinot@lacie.com>
Acked-by: default avatarChristopher Moore <moore@free.fr>
Signed-off-by: default avatarNicolas Pitre <nico@marvell.com>
parent ed680c4a

arch/arm/mach-orion5x/Kconfig

+14 −0
Original line number Diff line number Diff line
@@ -89,6 +89,20 @@ config MACH_EDMINI_V2 
	  Say 'Y' here if you want your kernel to support the

	  LaCie Ethernet Disk mini V2.



config MACH_D2NET

	bool "LaCie d2 Network"

	select I2C_BOARDINFO

	help

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

	  LaCie d2 Network NAS.



config MACH_BIGDISK

	bool "LaCie Big Disk Network"

	select I2C_BOARDINFO

	help

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

	  LaCie Big Disk Network NAS.



config MACH_MSS2

	bool "Maxtor Shared Storage II"

	help

arch/arm/mach-orion5x/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -12,6 +12,8 @@ obj-$(CONFIG_MACH_WRT350N_V2) += wrt350n-v2-setup.o 
obj-$(CONFIG_MACH_TS78XX)	+= ts78xx-setup.o

obj-$(CONFIG_MACH_MV2120)	+= mv2120-setup.o

obj-$(CONFIG_MACH_EDMINI_V2)	+= edmini_v2-setup.o

obj-$(CONFIG_MACH_D2NET)	+= d2net-setup.o

obj-$(CONFIG_MACH_BIGDISK)	+= d2net-setup.o

obj-$(CONFIG_MACH_MSS2)		+= mss2-setup.o

obj-$(CONFIG_MACH_WNR854T)	+= wnr854t-setup.o

obj-$(CONFIG_MACH_RD88F5181L_GE)	+= rd88f5181l-ge-setup.o

arch/arm/mach-orion5x/d2net-setup.c

0 → 100644
+365 −0
Original line number Diff line number Diff line 
/*

 * arch/arm/mach-orion5x/d2net-setup.c

 *

 * LaCie d2Network and Big Disk Network NAS setup

 *

 * Copyright (C) 2009 Simon Guinot <sguinot@lacie.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/irq.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 <asm/mach/pci.h>

#include <mach/orion5x.h>

#include "common.h"

#include "mpp.h"



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

 * LaCie d2 Network Info

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



/*

 * 512KB NOR flash Device bus boot chip select

 */



#define D2NET_NOR_BOOT_BASE		0xfff80000

#define D2NET_NOR_BOOT_SIZE		SZ_512K



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

 * 512KB NOR Flash on Boot Device

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



/*

 * TODO: Check write support on flash MX29LV400CBTC-70G

 */



static struct mtd_partition d2net_partitions[] = {

	{

		.name		= "Full512kb",

		.size		= MTDPART_SIZ_FULL,

		.offset		= 0,

		.mask_flags	= MTD_WRITEABLE,

	},

};



static struct physmap_flash_data d2net_nor_flash_data = {

	.width		= 1,

	.parts		= d2net_partitions,

	.nr_parts	= ARRAY_SIZE(d2net_partitions),

};



static struct resource d2net_nor_flash_resource = {

	.flags			= IORESOURCE_MEM,

	.start			= D2NET_NOR_BOOT_BASE,

	.end			= D2NET_NOR_BOOT_BASE

					+ D2NET_NOR_BOOT_SIZE - 1,

};



static struct platform_device d2net_nor_flash = {

	.name			= "physmap-flash",

	.id			= 0,

	.dev		= {

		.platform_data	= &d2net_nor_flash_data,

	},

	.num_resources		= 1,

	.resource		= &d2net_nor_flash_resource,

};



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

 * Ethernet

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



static struct mv643xx_eth_platform_data d2net_eth_data = {

	.phy_addr	= MV643XX_ETH_PHY_ADDR(8),

};



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

 * I2C devices

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



/*

 * i2c addr | chip         | description

 * 0x32     | Ricoh 5C372b | RTC

 * 0x3e     | GMT G762     | PWM fan controller

 * 0x50     | HT24LC08     | eeprom (1kB)

 *

 * TODO: Add G762 support to the g760a driver.

 */

static struct i2c_board_info __initdata d2net_i2c_devices[] = {

	{

		I2C_BOARD_INFO("rs5c372b", 0x32),

	}, {

		I2C_BOARD_INFO("24c08", 0x50),

	},

};



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

 * SATA

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



static struct mv_sata_platform_data d2net_sata_data = {

	.n_ports	= 2,

};



#define D2NET_GPIO_SATA0_POWER	3

#define D2NET_GPIO_SATA1_POWER	12



static void __init d2net_sata_power_init(void)

{

	int err;



	err = gpio_request(D2NET_GPIO_SATA0_POWER, "SATA0 power");

	if (err == 0) {

		err = gpio_direction_output(D2NET_GPIO_SATA0_POWER, 1);

		if (err)

			gpio_free(D2NET_GPIO_SATA0_POWER);

	}

	if (err)

		pr_err("d2net: failed to configure SATA0 power GPIO\n");



	err = gpio_request(D2NET_GPIO_SATA1_POWER, "SATA1 power");

	if (err == 0) {

		err = gpio_direction_output(D2NET_GPIO_SATA1_POWER, 1);

		if (err)

			gpio_free(D2NET_GPIO_SATA1_POWER);

	}

	if (err)

		pr_err("d2net: failed to configure SATA1 power GPIO\n");

}



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

 * GPIO LED's

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



/*

 * The blue front LED is wired to the CPLD and can blink in relation with the

 * SATA activity. This feature is disabled to make this LED compatible with

 * the leds-gpio driver: MPP14 and MPP15 are configured to act like output

 * GPIO's and have to stay in an active state. This is needed to set the blue

 * LED in a "fix on" state regardless of the SATA activity.

 *

 * The following array detail the different LED registers and the combination

 * of their possible values:

 *

 * led_off   | blink_ctrl | SATA active | LED state

 *           |            |             |

 *    1      |     x      |      x      |  off

 *    0      |     0      |      0      |  off

 *    0      |     1      |      0      |  blink (rate 300ms)

 *    0      |     x      |      1      |  on

 *

 * Notes: The blue and the red front LED's can't be on at the same time.

 *        Red LED have priority.

 */



#define D2NET_GPIO_RED_LED		6

#define D2NET_GPIO_BLUE_LED_BLINK_CTRL	16

#define D2NET_GPIO_BLUE_LED_OFF		23

#define D2NET_GPIO_SATA0_ACT		14

#define D2NET_GPIO_SATA1_ACT		15



static struct gpio_led d2net_leds[] = {

	{

		.name = "d2net:blue:power",

		.gpio = D2NET_GPIO_BLUE_LED_OFF,

		.active_low = 1,

	},

	{

		.name = "d2net:red:fail",

		.gpio = D2NET_GPIO_RED_LED,

	},

};



static struct gpio_led_platform_data d2net_led_data = {

	.num_leds = ARRAY_SIZE(d2net_leds),

	.leds = d2net_leds,

};



static struct platform_device d2net_gpio_leds = {

	.name           = "leds-gpio",

	.id             = -1,

	.dev            = {

		.platform_data  = &d2net_led_data,

	},

};



static void __init d2net_gpio_leds_init(void)

{

	/* Configure GPIO over MPP max number. */

	orion_gpio_set_valid(D2NET_GPIO_BLUE_LED_OFF, 1);



	if (gpio_request(D2NET_GPIO_SATA0_ACT, "LED SATA0 activity") != 0)

		return;

	if (gpio_direction_output(D2NET_GPIO_SATA0_ACT, 1) != 0)

		goto err_free_1;

	if (gpio_request(D2NET_GPIO_SATA1_ACT, "LED SATA1 activity") != 0)

		goto err_free_1;

	if (gpio_direction_output(D2NET_GPIO_SATA1_ACT, 1) != 0)

		goto err_free_2;

	platform_device_register(&d2net_gpio_leds);

	return;



err_free_2:

	gpio_free(D2NET_GPIO_SATA1_ACT);

err_free_1:

	gpio_free(D2NET_GPIO_SATA0_ACT);

	return;

}



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

 * GPIO keys

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



#define D2NET_GPIO_PUSH_BUTTON		18

#define D2NET_GPIO_POWER_SWITCH_ON	8

#define D2NET_GPIO_POWER_SWITCH_OFF	9



#define D2NET_SWITCH_POWER_ON		0x1

#define D2NET_SWITCH_POWER_OFF		0x2



static struct gpio_keys_button d2net_buttons[] = {

	{

		.type		= EV_SW,

		.code		= D2NET_SWITCH_POWER_OFF,

		.gpio		= D2NET_GPIO_POWER_SWITCH_OFF,

		.desc		= "Power rocker switch (auto|off)",

		.active_low	= 0,

	},

	{

		.type		= EV_SW,

		.code		= D2NET_SWITCH_POWER_ON,

		.gpio		= D2NET_GPIO_POWER_SWITCH_ON,

		.desc		= "Power rocker switch (on|auto)",

		.active_low	= 0,

	},

	{

		.type		= EV_KEY,

		.code		= KEY_POWER,

		.gpio		= D2NET_GPIO_PUSH_BUTTON,

		.desc		= "Front Push Button",

		.active_low	= 0,

	},

};



static struct gpio_keys_platform_data d2net_button_data = {

	.buttons	= d2net_buttons,

	.nbuttons	= ARRAY_SIZE(d2net_buttons),

};



static struct platform_device d2net_gpio_buttons = {

	.name		= "gpio-keys",

	.id		= -1,

	.dev		= {

		.platform_data	= &d2net_button_data,

	},

};



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

 * General Setup

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



static struct orion5x_mpp_mode d2net_mpp_modes[] __initdata = {

	{  0, MPP_GPIO },	/* Board ID (bit 0) */

	{  1, MPP_GPIO },	/* Board ID (bit 1) */

	{  2, MPP_GPIO },	/* Board ID (bit 2) */

	{  3, MPP_GPIO },	/* SATA 0 power */

	{  4, MPP_UNUSED },

	{  5, MPP_GPIO },	/* Fan fail detection */

	{  6, MPP_GPIO },	/* Red front LED */

	{  7, MPP_UNUSED },

	{  8, MPP_GPIO },	/* Rear power switch (on|auto) */

	{  9, MPP_GPIO },	/* Rear power switch (auto|off) */

	{ 10, MPP_UNUSED },

	{ 11, MPP_UNUSED },

	{ 12, MPP_GPIO },	/* SATA 1 power */

	{ 13, MPP_UNUSED },

	{ 14, MPP_GPIO },	/* SATA 0 active */

	{ 15, MPP_GPIO },	/* SATA 1 active */

	{ 16, MPP_GPIO },	/* Blue front LED blink control */

	{ 17, MPP_UNUSED },

	{ 18, MPP_GPIO },	/* Front button (0 = Released, 1 = Pushed ) */

	{ 19, MPP_UNUSED },

	{ -1 }

	/* 22: USB port 1 fuse (0 = Fail, 1 = Ok) */

	/* 23: Blue front LED off */

	/* 24: Inhibit board power off (0 = Disabled, 1 = Enabled) */

};



static void __init d2net_init(void)

{

	/*

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

	 */

	orion5x_init();



	orion5x_mpp_conf(d2net_mpp_modes);



	/*

	 * Configure peripherals.

	 */

	orion5x_ehci0_init();

	orion5x_eth_init(&d2net_eth_data);

	orion5x_i2c_init();

	orion5x_uart0_init();



	d2net_sata_power_init();

	orion5x_sata_init(&d2net_sata_data);



	orion5x_setup_dev_boot_win(D2NET_NOR_BOOT_BASE,

				D2NET_NOR_BOOT_SIZE);

	platform_device_register(&d2net_nor_flash);



	platform_device_register(&d2net_gpio_buttons);



	d2net_gpio_leds_init();



	pr_notice("d2net: Flash write are not yet supported.\n");



	i2c_register_board_info(0, d2net_i2c_devices,

				ARRAY_SIZE(d2net_i2c_devices));

}



/* Warning: LaCie use a wrong mach-type (0x20e=526) in their bootloader. */



#ifdef CONFIG_MACH_D2NET

MACHINE_START(D2NET, "LaCie d2 Network")

	.phys_io	= ORION5X_REGS_PHYS_BASE,

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

	.boot_params	= 0x00000100,

	.init_machine	= d2net_init,

	.map_io		= orion5x_map_io,

	.init_irq	= orion5x_init_irq,

	.timer		= &orion5x_timer,

	.fixup		= tag_fixup_mem32,

MACHINE_END

#endif



#ifdef CONFIG_MACH_BIGDISK

MACHINE_START(BIGDISK, "LaCie Big Disk Network")

	.phys_io	= ORION5X_REGS_PHYS_BASE,

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

	.boot_params	= 0x00000100,

	.init_machine	= d2net_init,

	.map_io		= orion5x_map_io,

	.init_irq	= orion5x_init_irq,

	.timer		= &orion5x_timer,

	.fixup		= tag_fixup_mem32,

MACHINE_END

#endif