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Commit 54782674 authored by Simon Guinot's avatar Simon Guinot Committed by Nicolas Pitre
Browse files

[ARM] orion5x: Add LaCie NAS 2Big Network support 



This patch add support for the 2Big Network LaCie boards.

Signed-off-by: default avatarSimon Guinot <sguinot@lacie.com>
Signed-off-by: default avatarNicolas Pitre <nico@marvell.com>
parent 54a246ff

arch/arm/mach-orion5x/Kconfig

+7 −0
Original line number Diff line number Diff line
@@ -103,6 +103,13 @@ config MACH_BIGDISK 
	  Say 'Y' here if you want your kernel to support the

	  LaCie Big Disk Network NAS.



config MACH_NET2BIG

	bool "LaCie 2Big Network"

	select I2C_BOARDINFO

	help

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

	  LaCie 2Big Network NAS.



config MACH_MSS2

	bool "Maxtor Shared Storage II"

	help

arch/arm/mach-orion5x/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -14,6 +14,7 @@ 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_NET2BIG)	+= net2big-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/net2big-setup.c

0 → 100644
+431 −0
Original line number Diff line number Diff line 
/*

 * arch/arm/mach-orion5x/net2big-setup.c

 *

 * LaCie 2Big 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/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 <linux/delay.h>

#include <asm/mach-types.h>

#include <asm/mach/arch.h>

#include <mach/orion5x.h>

#include "common.h"

#include "mpp.h"



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

 * LaCie 2Big Network Info

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



/*

 * 512KB NOR flash Device bus boot chip select

 */



#define NET2BIG_NOR_BOOT_BASE		0xfff80000

#define NET2BIG_NOR_BOOT_SIZE		SZ_512K



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

 * 512KB NOR Flash on Boot Device

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



/*

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

 */



static struct mtd_partition net2big_partitions[] = {

	{

		.name		= "Full512kb",

		.size		= MTDPART_SIZ_FULL,

		.offset		= 0x00000000,

		.mask_flags	= MTD_WRITEABLE,

	},

};



static struct physmap_flash_data net2big_nor_flash_data = {

	.width		= 1,

	.parts		= net2big_partitions,

	.nr_parts	= ARRAY_SIZE(net2big_partitions),

};



static struct resource net2big_nor_flash_resource = {

	.flags			= IORESOURCE_MEM,

	.start			= NET2BIG_NOR_BOOT_BASE,

	.end			= NET2BIG_NOR_BOOT_BASE

					+ NET2BIG_NOR_BOOT_SIZE - 1,

};



static struct platform_device net2big_nor_flash = {

	.name			= "physmap-flash",

	.id			= 0,

	.dev		= {

		.platform_data	= &net2big_nor_flash_data,

	},

	.num_resources		= 1,

	.resource		= &net2big_nor_flash_resource,

};



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

 * Ethernet

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



static struct mv643xx_eth_platform_data net2big_eth_data = {

	.phy_addr	= MV643XX_ETH_PHY_ADDR(8),

};



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

 * I2C devices

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



/*

 * i2c addr | chip         | description

 * 0x32     | Ricoh 5C372b | RTC

 * 0x50     | HT24LC08     | eeprom (1kB)

 */

static struct i2c_board_info __initdata net2big_i2c_devices[] = {

	{

		I2C_BOARD_INFO("rs5c372b", 0x32),

	}, {

		I2C_BOARD_INFO("24c08", 0x50),

	},

};



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

 * SATA

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



static struct mv_sata_platform_data net2big_sata_data = {

	.n_ports	= 2,

};



#define NET2BIG_GPIO_SATA_POWER_REQ	19

#define NET2BIG_GPIO_SATA0_POWER	23

#define NET2BIG_GPIO_SATA1_POWER	25



static void __init net2big_sata_power_init(void)

{

	int err;



	/* Configure GPIOs over MPP max number. */

	orion_gpio_set_valid(NET2BIG_GPIO_SATA0_POWER, 1);

	orion_gpio_set_valid(NET2BIG_GPIO_SATA1_POWER, 1);



	err = gpio_request(NET2BIG_GPIO_SATA0_POWER, "SATA0 power status");

	if (err == 0) {

		err = gpio_direction_input(NET2BIG_GPIO_SATA0_POWER);

		if (err)

			gpio_free(NET2BIG_GPIO_SATA0_POWER);

	}

	if (err) {

		pr_err("net2big: failed to setup SATA0 power GPIO\n");

		return;

	}



	err = gpio_request(NET2BIG_GPIO_SATA1_POWER, "SATA1 power status");

	if (err == 0) {

		err = gpio_direction_input(NET2BIG_GPIO_SATA1_POWER);

		if (err)

			gpio_free(NET2BIG_GPIO_SATA1_POWER);

	}

	if (err) {

		pr_err("net2big: failed to setup SATA1 power GPIO\n");

		goto err_free_1;

	}



	err = gpio_request(NET2BIG_GPIO_SATA_POWER_REQ, "SATA power request");

	if (err == 0) {

		err = gpio_direction_output(NET2BIG_GPIO_SATA_POWER_REQ, 0);

		if (err)

			gpio_free(NET2BIG_GPIO_SATA_POWER_REQ);

	}

	if (err) {

		pr_err("net2big: failed to setup SATA power request GPIO\n");

		goto err_free_2;

	}



	if (gpio_get_value(NET2BIG_GPIO_SATA0_POWER) &&

		gpio_get_value(NET2BIG_GPIO_SATA1_POWER)) {

		return;

	}



	/*

	 * SATA power up on both disk is done by pulling high the CPLD power

	 * request line. The 300ms delay is related to the CPLD clock and is

	 * needed to be sure that the CPLD has take into account the low line

	 * status.

	 */

	msleep(300);

	gpio_set_value(NET2BIG_GPIO_SATA_POWER_REQ, 1);

	pr_info("net2big: power up SATA hard disks\n");



	return;



err_free_2:

	gpio_free(NET2BIG_GPIO_SATA1_POWER);

err_free_1:

	gpio_free(NET2BIG_GPIO_SATA0_POWER);



	return;

}



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

 * GPIO LEDs

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



/*

 * The power front LEDs (blue and red) and SATA red LEDs are controlled via a

 * single GPIO line and are compatible with the leds-gpio driver.

 *

 * The SATA blue LEDs have some hardware blink capabilities which are detailled

 * in the following array:

 *

 * SATAx blue LED | SATAx activity | LED state

 *                |                |

 *       0        |       0        |  blink (rate 300ms)

 *       1        |       0        |  off

 *       ?        |       1        |  on

 *

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

 *        Blue LED have priority.

 */



#define NET2BIG_GPIO_PWR_RED_LED	6

#define NET2BIG_GPIO_PWR_BLUE_LED	16

#define NET2BIG_GPIO_PWR_LED_BLINK_STOP	7



#define NET2BIG_GPIO_SATA0_RED_LED	11

#define NET2BIG_GPIO_SATA1_RED_LED	10



#define NET2BIG_GPIO_SATA0_BLUE_LED	17

#define NET2BIG_GPIO_SATA1_BLUE_LED	13



static struct gpio_led net2big_leds[] = {

	{

		.name = "net2big:red:power",

		.gpio = NET2BIG_GPIO_PWR_RED_LED,

	},

	{

		.name = "net2big:blue:power",

		.gpio = NET2BIG_GPIO_PWR_BLUE_LED,

	},

	{

		.name = "net2big:red:sata0",

		.gpio = NET2BIG_GPIO_SATA0_RED_LED,

	},

	{

		.name = "net2big:red:sata1",

		.gpio = NET2BIG_GPIO_SATA1_RED_LED,

	},

};



static struct gpio_led_platform_data net2big_led_data = {

	.num_leds = ARRAY_SIZE(net2big_leds),

	.leds = net2big_leds,

};



static struct platform_device net2big_gpio_leds = {

	.name           = "leds-gpio",

	.id             = -1,

	.dev            = {

		.platform_data  = &net2big_led_data,

	},

};



static void __init net2big_gpio_leds_init(void)

{

	int err;



	/* Stop initial CPLD slow red/blue blinking on power LED. */

	err = gpio_request(NET2BIG_GPIO_PWR_LED_BLINK_STOP,

			   "Power LED blink stop");

	if (err == 0) {

		err = gpio_direction_output(NET2BIG_GPIO_PWR_LED_BLINK_STOP, 1);

		if (err)

			gpio_free(NET2BIG_GPIO_PWR_LED_BLINK_STOP);

	}

	if (err)

		pr_err("net2big: failed to setup power LED blink GPIO\n");



	/*

	 * Configure SATA0 and SATA1 blue LEDs to blink in relation with the

	 * hard disk activity.

	 */

	err = gpio_request(NET2BIG_GPIO_SATA0_BLUE_LED,

			   "SATA0 blue LED control");

	if (err == 0) {

		err = gpio_direction_output(NET2BIG_GPIO_SATA0_BLUE_LED, 1);

		if (err)

			gpio_free(NET2BIG_GPIO_SATA0_BLUE_LED);

	}

	if (err)

		pr_err("net2big: failed to setup SATA0 blue LED GPIO\n");



	err = gpio_request(NET2BIG_GPIO_SATA1_BLUE_LED,

			   "SATA1 blue LED control");

	if (err == 0) {

		err = gpio_direction_output(NET2BIG_GPIO_SATA1_BLUE_LED, 1);

		if (err)

			gpio_free(NET2BIG_GPIO_SATA1_BLUE_LED);

	}

	if (err)

		pr_err("net2big: failed to setup SATA1 blue LED GPIO\n");



	platform_device_register(&net2big_gpio_leds);

}



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

 * GPIO keys

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



#define NET2BIG_GPIO_PUSH_BUTTON	18

#define NET2BIG_GPIO_POWER_SWITCH_ON	8

#define NET2BIG_GPIO_POWER_SWITCH_OFF	9



#define NET2BIG_SWITCH_POWER_ON		0x1

#define NET2BIG_SWITCH_POWER_OFF	0x2



static struct gpio_keys_button net2big_buttons[] = {

	{

		.type		= EV_SW,

		.code		= NET2BIG_SWITCH_POWER_OFF,

		.gpio		= NET2BIG_GPIO_POWER_SWITCH_OFF,

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

		.active_low	= 0,

	},

	{

		.type		= EV_SW,

		.code		= NET2BIG_SWITCH_POWER_ON,

		.gpio		= NET2BIG_GPIO_POWER_SWITCH_ON,

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

		.active_low	= 0,

	},

	{

		.type		= EV_KEY,

		.code		= KEY_POWER,

		.gpio		= NET2BIG_GPIO_PUSH_BUTTON,

		.desc		= "Front Push Button",

		.active_low	= 0,

	},

};



static struct gpio_keys_platform_data net2big_button_data = {

	.buttons	= net2big_buttons,

	.nbuttons	= ARRAY_SIZE(net2big_buttons),

};



static struct platform_device net2big_gpio_buttons = {

	.name		= "gpio-keys",

	.id		= -1,

	.dev		= {

		.platform_data	= &net2big_button_data,

	},

};



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

 * General Setup

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



static struct orion5x_mpp_mode net2big_mpp_modes[] __initdata = {

	{  0, MPP_GPIO },	/* Raid mode (bit 0) */

	{  1, MPP_GPIO },	/* USB port 2 fuse (0 = Fail, 1 = Ok) */

	{  2, MPP_GPIO },	/* Raid mode (bit 1) */

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

	{  4, MPP_GPIO },	/* Fan activity (0 = Off, 1 = On) */

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

	{  6, MPP_GPIO },	/* Red front LED (0 = Off, 1 = On) */

	{  7, MPP_GPIO },	/* Disable initial blinking on front LED */

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

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

	{ 10, MPP_GPIO },	/* SATA 1 red LED (0 = Off, 1 = On) */

	{ 11, MPP_GPIO },	/* SATA 0 red LED (0 = Off, 1 = On) */

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

	{ 13, MPP_GPIO },	/* SATA 1 blue LED blink control */

	{ 14, MPP_SATA_LED },

	{ 15, MPP_SATA_LED },

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

	{ 17, MPP_GPIO },	/* SATA 0 blue LED blink control */

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

	{ 19, MPP_GPIO },	/* SATA{0,1} power On/Off request */

	{ -1 }

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

	/* 23: SATA 0 power status */

	/* 24: Board power off */

	/* 25: SATA 1 power status */

};



#define NET2BIG_GPIO_POWER_OFF		24



static void net2big_power_off(void)

{

	gpio_set_value(NET2BIG_GPIO_POWER_OFF, 1);

}



static void __init net2big_init(void)

{

	/*

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

	 */

	orion5x_init();



	orion5x_mpp_conf(net2big_mpp_modes);



	/*

	 * Configure peripherals.

	 */

	orion5x_ehci0_init();

	orion5x_ehci1_init();

	orion5x_eth_init(&net2big_eth_data);

	orion5x_i2c_init();

	orion5x_uart0_init();

	orion5x_xor_init();



	net2big_sata_power_init();

	orion5x_sata_init(&net2big_sata_data);



	orion5x_setup_dev_boot_win(NET2BIG_NOR_BOOT_BASE,

				   NET2BIG_NOR_BOOT_SIZE);

	platform_device_register(&net2big_nor_flash);



	platform_device_register(&net2big_gpio_buttons);

	net2big_gpio_leds_init();



	i2c_register_board_info(0, net2big_i2c_devices,

				ARRAY_SIZE(net2big_i2c_devices));



	orion_gpio_set_valid(NET2BIG_GPIO_POWER_OFF, 1);



	if (gpio_request(NET2BIG_GPIO_POWER_OFF, "power-off") == 0 &&

	    gpio_direction_output(NET2BIG_GPIO_POWER_OFF, 0) == 0)

		pm_power_off = net2big_power_off;

	else

		pr_err("net2big: failed to configure power-off GPIO\n");



	pr_notice("net2big: Flash writing is not yet supported.\n");

}



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

MACHINE_START(NET2BIG, "LaCie 2Big Network")

	.phys_io	= ORION5X_REGS_PHYS_BASE,

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

	.boot_params	= 0x00000100,

	.init_machine	= net2big_init,

	.map_io		= orion5x_map_io,

	.init_irq	= orion5x_init_irq,

	.timer		= &orion5x_timer,

	.fixup		= tag_fixup_mem32,

MACHINE_END