Commit 2a49456f authored by Simon Guinot's avatar Simon Guinot Committed by Nicolas Pitre

[ARM] Kirkwood: add LaCie 2Big Network v2 support

Signed-off-by: default avatarNicolas Pitre <nico@fluxnic.net>
parent 18e2842b
...@@ -87,6 +87,12 @@ config MACH_INETSPACE_V2 ...@@ -87,6 +87,12 @@ config MACH_INETSPACE_V2
Say 'Y' here if you want your kernel to support the Say 'Y' here if you want your kernel to support the
LaCie Internet Space v2 NAS. LaCie Internet Space v2 NAS.
config MACH_NET2BIG_V2
bool "LaCie 2Big Network v2 NAS Board"
help
Say 'Y' here if you want your kernel to support the
LaCie 2Big Network v2 NAS.
endmenu endmenu
endif endif
...@@ -12,5 +12,6 @@ obj-$(CONFIG_MACH_TS41X) += ts41x-setup.o tsx1x-common.o ...@@ -12,5 +12,6 @@ obj-$(CONFIG_MACH_TS41X) += ts41x-setup.o tsx1x-common.o
obj-$(CONFIG_MACH_OPENRD) += openrd-setup.o obj-$(CONFIG_MACH_OPENRD) += openrd-setup.o
obj-$(CONFIG_MACH_NETSPACE_V2) += netspace_v2-setup.o obj-$(CONFIG_MACH_NETSPACE_V2) += netspace_v2-setup.o
obj-$(CONFIG_MACH_INETSPACE_V2) += netspace_v2-setup.o obj-$(CONFIG_MACH_INETSPACE_V2) += netspace_v2-setup.o
obj-$(CONFIG_MACH_NET2BIG_V2) += net2big_v2-setup.o
obj-$(CONFIG_CPU_IDLE) += cpuidle.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o
/*
* arch/arm/mach-kirkwood/net2big_v2-setup.c
*
* LaCie 2Big Network v2 board setup
*
* Copyright (C) 2010 Simon Guinot <sguinot@lacie.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/flash.h>
#include <linux/spi/spi.h>
#include <linux/ata_platform.h>
#include <linux/mv643xx_eth.h>
#include <linux/i2c.h>
#include <linux/i2c/at24.h>
#include <linux/input.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/leds.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <mach/kirkwood.h>
#include <plat/time.h>
#include "common.h"
#include "mpp.h"
/*****************************************************************************
* 512KB SPI Flash on Boot Device (MACRONIX MX25L4005)
****************************************************************************/
static struct mtd_partition net2big_v2_flash_parts[] = {
{
.name = "u-boot",
.size = MTDPART_SIZ_FULL,
.offset = 0,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
};
static const struct flash_platform_data net2big_v2_flash = {
.type = "mx25l4005a",
.name = "spi_flash",
.parts = net2big_v2_flash_parts,
.nr_parts = ARRAY_SIZE(net2big_v2_flash_parts),
};
static struct spi_board_info __initdata net2big_v2_spi_slave_info[] = {
{
.modalias = "m25p80",
.platform_data = &net2big_v2_flash,
.irq = -1,
.max_speed_hz = 20000000,
.bus_num = 0,
.chip_select = 0,
},
};
/*****************************************************************************
* Ethernet
****************************************************************************/
static struct mv643xx_eth_platform_data net2big_v2_ge00_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(8),
};
/*****************************************************************************
* I2C devices
****************************************************************************/
static struct at24_platform_data at24c04 = {
.byte_len = SZ_4K / 8,
.page_size = 16,
};
/*
* i2c addr | chip | description
* 0x50 | HT24LC04 | eeprom (512B)
*/
static struct i2c_board_info __initdata net2big_v2_i2c_info[] = {
{
I2C_BOARD_INFO("24c04", 0x50),
.platform_data = &at24c04,
}
};
/*****************************************************************************
* SATA
****************************************************************************/
static struct mv_sata_platform_data net2big_v2_sata_data = {
.n_ports = 2,
};
static int __initdata net2big_v2_gpio_hdd_power[] = { 16, 17 };
static void __init net2big_v2_sata_power_init(void)
{
int i;
int err;
/* Power up all hard disks. */
for (i = 0; i < ARRAY_SIZE(net2big_v2_gpio_hdd_power); i++) {
err = gpio_request(net2big_v2_gpio_hdd_power[i], NULL);
if (err == 0) {
err = gpio_direction_output(
net2big_v2_gpio_hdd_power[i], 1);
/* Free the HDD power GPIOs. This allow user-space to
* configure them via the gpiolib sysfs interface. */
gpio_free(net2big_v2_gpio_hdd_power[i]);
}
if (err)
pr_err("net2big_v2: failed to power-up HDD%d\n", i + 1);
}
}
/*****************************************************************************
* GPIO keys
****************************************************************************/
#define NET2BIG_V2_GPIO_SWITCH_POWER_ON 13
#define NET2BIG_V2_GPIO_SWITCH_POWER_OFF 15
#define NET2BIG_V2_GPIO_FUNC_BUTTON 34
#define NET2BIG_V2_SWITCH_POWER_ON 0x1
#define NET2BIG_V2_SWITCH_POWER_OFF 0x2
static struct gpio_keys_button net2big_v2_buttons[] = {
[0] = {
.type = EV_SW,
.code = NET2BIG_V2_SWITCH_POWER_ON,
.gpio = NET2BIG_V2_GPIO_SWITCH_POWER_ON,
.desc = "Back power switch (on|auto)",
.active_low = 1,
},
[1] = {
.type = EV_SW,
.code = NET2BIG_V2_SWITCH_POWER_OFF,
.gpio = NET2BIG_V2_GPIO_SWITCH_POWER_OFF,
.desc = "Back power switch (auto|off)",
.active_low = 1,
},
[2] = {
.code = KEY_OPTION,
.gpio = NET2BIG_V2_GPIO_FUNC_BUTTON,
.desc = "Function button",
.active_low = 1,
},
};
static struct gpio_keys_platform_data net2big_v2_button_data = {
.buttons = net2big_v2_buttons,
.nbuttons = ARRAY_SIZE(net2big_v2_buttons),
};
static struct platform_device net2big_v2_gpio_buttons = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &net2big_v2_button_data,
},
};
/*****************************************************************************
* GPIO LEDs
****************************************************************************/
/*
* The LEDs are controlled by a CPLD and can be configured through a GPIO
* extension bus:
*
* - address register : bit [0-2] -> GPIO [47-49]
* - data register : bit [0-2] -> GPIO [44-46]
* - enable register : GPIO 29
*
* Address register selection:
*
* addr | register
* ----------------------------
* 0 | front LED
* 1 | front LED brightness
* 2 | HDD LED brightness
* 3 | HDD1 LED
* 4 | HDD2 LED
*
* Data register configuration:
*
* data | LED brightness
* -------------------------------------------------
* 0 | min (off)
* - | -
* 7 | max
*
* data | front LED mode
* -------------------------------------------------
* 0 | fix off
* 1 | fix blue on
* 2 | fix red on
* 3 | blink blue on=1 sec and blue off=1 sec
* 4 | blink red on=1 sec and red off=1 sec
* 5 | blink blue on=2.5 sec and red on=0.5 sec
* 6 | blink blue on=1 sec and red on=1 sec
* 7 | blink blue on=0.5 sec and blue off=2.5 sec
*
* data | HDD LED mode
* -------------------------------------------------
* 0 | fix blue on
* 1 | SATA activity blink
* 2 | fix red on
* 3 | blink blue on=1 sec and blue off=1 sec
* 4 | blink red on=1 sec and red off=1 sec
* 5 | blink blue on=2.5 sec and red on=0.5 sec
* 6 | blink blue on=1 sec and red on=1 sec
* 7 | blink blue on=0.5 sec and blue off=2.5 sec
*/
/*****************************************************************************
* Timer
****************************************************************************/
static void net2big_v2_timer_init(void)
{
kirkwood_tclk = 166666667;
orion_time_init(IRQ_KIRKWOOD_BRIDGE, kirkwood_tclk);
}
struct sys_timer net2big_v2_timer = {
.init = net2big_v2_timer_init,
};
/*****************************************************************************
* General Setup
****************************************************************************/
static unsigned int net2big_v2_mpp_config[] __initdata = {
MPP0_SPI_SCn,
MPP1_SPI_MOSI,
MPP2_SPI_SCK,
MPP3_SPI_MISO,
MPP6_SYSRST_OUTn,
MPP7_GPO, /* Request power-off */
MPP8_TW_SDA,
MPP9_TW_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP13_GPIO, /* Rear power switch (on|auto) */
MPP14_GPIO, /* USB fuse alarm */
MPP15_GPIO, /* Rear power switch (auto|off) */
MPP16_GPIO, /* SATA HDD1 power */
MPP17_GPIO, /* SATA HDD2 power */
MPP20_SATA1_ACTn,
MPP21_SATA0_ACTn,
MPP24_GPIO, /* USB mode select */
MPP26_GPIO, /* USB device vbus */
MPP28_GPIO, /* USB enable host vbus */
MPP29_GPIO, /* GPIO extension ALE */
MPP34_GPIO, /* Rear Push button */
MPP35_GPIO, /* Inhibit switch power-off */
MPP36_GPIO, /* SATA HDD1 presence */
MPP37_GPIO, /* SATA HDD2 presence */
MPP40_GPIO, /* eSATA presence */
MPP44_GPIO, /* GPIO extension (data 0) */
MPP45_GPIO, /* GPIO extension (data 1) */
MPP46_GPIO, /* GPIO extension (data 2) */
MPP47_GPIO, /* GPIO extension (addr 0) */
MPP48_GPIO, /* GPIO extension (addr 1) */
MPP49_GPIO, /* GPIO extension (addr 2) */
0
};
#define NET2BIG_V2_GPIO_POWER_OFF 7
static void net2big_v2_power_off(void)
{
gpio_set_value(NET2BIG_V2_GPIO_POWER_OFF, 1);
}
static void __init net2big_v2_init(void)
{
/*
* Basic setup. Needs to be called early.
*/
kirkwood_init();
kirkwood_mpp_conf(net2big_v2_mpp_config);
net2big_v2_sata_power_init();
kirkwood_ehci_init();
kirkwood_ge00_init(&net2big_v2_ge00_data);
kirkwood_sata_init(&net2big_v2_sata_data);
kirkwood_uart0_init();
spi_register_board_info(net2big_v2_spi_slave_info,
ARRAY_SIZE(net2big_v2_spi_slave_info));
kirkwood_spi_init();
kirkwood_i2c_init();
i2c_register_board_info(0, net2big_v2_i2c_info,
ARRAY_SIZE(net2big_v2_i2c_info));
platform_device_register(&net2big_v2_gpio_buttons);
if (gpio_request(NET2BIG_V2_GPIO_POWER_OFF, "power-off") == 0 &&
gpio_direction_output(NET2BIG_V2_GPIO_POWER_OFF, 0) == 0)
pm_power_off = net2big_v2_power_off;
else
pr_err("net2big_v2: failed to configure power-off GPIO\n");
}
MACHINE_START(NET2BIG_V2, "LaCie 2Big Network v2")
.phys_io = KIRKWOOD_REGS_PHYS_BASE,
.io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
.boot_params = 0x00000100,
.init_machine = net2big_v2_init,
.map_io = kirkwood_map_io,
.init_irq = kirkwood_init_irq,
.timer = &net2big_v2_timer,
MACHINE_END
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