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[ARM] Kirkwood: add LaCie 2Big Network v2 support
Signed-off-by: Nicolas Pitre <nico@fluxnic.net>
This commit is contained in:
Simon Guinot
Nicolas Pitre
parent
18e2842b85
commit
2a49456fda
@ -87,6 +87,12 @@ config MACH_INETSPACE_V2
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Say 'Y' here if you want your kernel to support the
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LaCie Internet Space v2 NAS.
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config MACH_NET2BIG_V2
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bool "LaCie 2Big Network v2 NAS Board"
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help
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Say 'Y' here if you want your kernel to support the
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LaCie 2Big Network v2 NAS.
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endmenu
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endif
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@ -12,5 +12,6 @@ obj-$(CONFIG_MACH_TS41X) += ts41x-setup.o tsx1x-common.o
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obj-$(CONFIG_MACH_OPENRD) += openrd-setup.o
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obj-$(CONFIG_MACH_NETSPACE_V2) += netspace_v2-setup.o
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obj-$(CONFIG_MACH_INETSPACE_V2) += netspace_v2-setup.o
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obj-$(CONFIG_MACH_NET2BIG_V2) += net2big_v2-setup.o
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obj-$(CONFIG_CPU_IDLE) += cpuidle.o
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334
arch/arm/mach-kirkwood/net2big_v2-setup.c
Normal file
334
arch/arm/mach-kirkwood/net2big_v2-setup.c
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@ -0,0 +1,334 @@
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/*
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* arch/arm/mach-kirkwood/net2big_v2-setup.c
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*
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* LaCie 2Big Network v2 board setup
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*
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* Copyright (C) 2010 Simon Guinot <sguinot@lacie.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/mtd/physmap.h>
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#include <linux/spi/flash.h>
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#include <linux/spi/spi.h>
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#include <linux/ata_platform.h>
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#include <linux/mv643xx_eth.h>
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#include <linux/i2c.h>
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#include <linux/i2c/at24.h>
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#include <linux/input.h>
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#include <linux/gpio.h>
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#include <linux/gpio_keys.h>
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#include <linux/leds.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/time.h>
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#include <mach/kirkwood.h>
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#include <plat/time.h>
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#include "common.h"
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#include "mpp.h"
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/*****************************************************************************
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* 512KB SPI Flash on Boot Device (MACRONIX MX25L4005)
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****************************************************************************/
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static struct mtd_partition net2big_v2_flash_parts[] = {
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{
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.name = "u-boot",
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.size = MTDPART_SIZ_FULL,
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.offset = 0,
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.mask_flags = MTD_WRITEABLE, /* force read-only */
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},
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};
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static const struct flash_platform_data net2big_v2_flash = {
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.type = "mx25l4005a",
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.name = "spi_flash",
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.parts = net2big_v2_flash_parts,
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.nr_parts = ARRAY_SIZE(net2big_v2_flash_parts),
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};
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static struct spi_board_info __initdata net2big_v2_spi_slave_info[] = {
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{
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.modalias = "m25p80",
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.platform_data = &net2big_v2_flash,
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.irq = -1,
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.max_speed_hz = 20000000,
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.bus_num = 0,
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.chip_select = 0,
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},
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};
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/*****************************************************************************
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* Ethernet
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****************************************************************************/
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static struct mv643xx_eth_platform_data net2big_v2_ge00_data = {
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.phy_addr = MV643XX_ETH_PHY_ADDR(8),
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};
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/*****************************************************************************
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* I2C devices
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****************************************************************************/
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static struct at24_platform_data at24c04 = {
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.byte_len = SZ_4K / 8,
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.page_size = 16,
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};
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/*
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* i2c addr | chip | description
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* 0x50 | HT24LC04 | eeprom (512B)
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*/
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static struct i2c_board_info __initdata net2big_v2_i2c_info[] = {
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{
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I2C_BOARD_INFO("24c04", 0x50),
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.platform_data = &at24c04,
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}
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};
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/*****************************************************************************
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* SATA
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****************************************************************************/
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static struct mv_sata_platform_data net2big_v2_sata_data = {
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.n_ports = 2,
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};
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static int __initdata net2big_v2_gpio_hdd_power[] = { 16, 17 };
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static void __init net2big_v2_sata_power_init(void)
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{
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int i;
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int err;
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/* Power up all hard disks. */
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for (i = 0; i < ARRAY_SIZE(net2big_v2_gpio_hdd_power); i++) {
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err = gpio_request(net2big_v2_gpio_hdd_power[i], NULL);
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if (err == 0) {
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err = gpio_direction_output(
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net2big_v2_gpio_hdd_power[i], 1);
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/* Free the HDD power GPIOs. This allow user-space to
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* configure them via the gpiolib sysfs interface. */
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gpio_free(net2big_v2_gpio_hdd_power[i]);
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}
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if (err)
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pr_err("net2big_v2: failed to power-up HDD%d\n", i + 1);
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}
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}
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/*****************************************************************************
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* GPIO keys
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****************************************************************************/
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#define NET2BIG_V2_GPIO_SWITCH_POWER_ON 13
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#define NET2BIG_V2_GPIO_SWITCH_POWER_OFF 15
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#define NET2BIG_V2_GPIO_FUNC_BUTTON 34
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#define NET2BIG_V2_SWITCH_POWER_ON 0x1
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#define NET2BIG_V2_SWITCH_POWER_OFF 0x2
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static struct gpio_keys_button net2big_v2_buttons[] = {
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[0] = {
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.type = EV_SW,
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.code = NET2BIG_V2_SWITCH_POWER_ON,
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.gpio = NET2BIG_V2_GPIO_SWITCH_POWER_ON,
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.desc = "Back power switch (on|auto)",
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.active_low = 1,
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},
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[1] = {
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.type = EV_SW,
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.code = NET2BIG_V2_SWITCH_POWER_OFF,
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.gpio = NET2BIG_V2_GPIO_SWITCH_POWER_OFF,
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.desc = "Back power switch (auto|off)",
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.active_low = 1,
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},
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[2] = {
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.code = KEY_OPTION,
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.gpio = NET2BIG_V2_GPIO_FUNC_BUTTON,
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.desc = "Function button",
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.active_low = 1,
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},
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};
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static struct gpio_keys_platform_data net2big_v2_button_data = {
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.buttons = net2big_v2_buttons,
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.nbuttons = ARRAY_SIZE(net2big_v2_buttons),
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};
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static struct platform_device net2big_v2_gpio_buttons = {
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.name = "gpio-keys",
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.id = -1,
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.dev = {
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.platform_data = &net2big_v2_button_data,
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},
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};
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/*****************************************************************************
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* GPIO LEDs
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****************************************************************************/
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/*
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* The LEDs are controlled by a CPLD and can be configured through a GPIO
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* extension bus:
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*
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* - address register : bit [0-2] -> GPIO [47-49]
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* - data register : bit [0-2] -> GPIO [44-46]
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* - enable register : GPIO 29
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*
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* Address register selection:
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*
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* addr | register
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* ----------------------------
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* 0 | front LED
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* 1 | front LED brightness
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* 2 | HDD LED brightness
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* 3 | HDD1 LED
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* 4 | HDD2 LED
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*
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* Data register configuration:
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*
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* data | LED brightness
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* -------------------------------------------------
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* 0 | min (off)
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* - | -
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* 7 | max
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*
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* data | front LED mode
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* -------------------------------------------------
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* 0 | fix off
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* 1 | fix blue on
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* 2 | fix red on
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* 3 | blink blue on=1 sec and blue off=1 sec
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* 4 | blink red on=1 sec and red off=1 sec
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* 5 | blink blue on=2.5 sec and red on=0.5 sec
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* 6 | blink blue on=1 sec and red on=1 sec
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* 7 | blink blue on=0.5 sec and blue off=2.5 sec
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*
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* data | HDD LED mode
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* -------------------------------------------------
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* 0 | fix blue on
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* 1 | SATA activity blink
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* 2 | fix red on
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* 3 | blink blue on=1 sec and blue off=1 sec
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* 4 | blink red on=1 sec and red off=1 sec
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* 5 | blink blue on=2.5 sec and red on=0.5 sec
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* 6 | blink blue on=1 sec and red on=1 sec
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* 7 | blink blue on=0.5 sec and blue off=2.5 sec
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*/
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/*****************************************************************************
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* Timer
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****************************************************************************/
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static void net2big_v2_timer_init(void)
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{
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kirkwood_tclk = 166666667;
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orion_time_init(IRQ_KIRKWOOD_BRIDGE, kirkwood_tclk);
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}
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struct sys_timer net2big_v2_timer = {
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.init = net2big_v2_timer_init,
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};
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/*****************************************************************************
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* General Setup
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****************************************************************************/
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static unsigned int net2big_v2_mpp_config[] __initdata = {
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MPP0_SPI_SCn,
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MPP1_SPI_MOSI,
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MPP2_SPI_SCK,
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MPP3_SPI_MISO,
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MPP6_SYSRST_OUTn,
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MPP7_GPO, /* Request power-off */
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MPP8_TW_SDA,
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MPP9_TW_SCK,
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MPP10_UART0_TXD,
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MPP11_UART0_RXD,
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MPP13_GPIO, /* Rear power switch (on|auto) */
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MPP14_GPIO, /* USB fuse alarm */
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MPP15_GPIO, /* Rear power switch (auto|off) */
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MPP16_GPIO, /* SATA HDD1 power */
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MPP17_GPIO, /* SATA HDD2 power */
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MPP20_SATA1_ACTn,
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MPP21_SATA0_ACTn,
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MPP24_GPIO, /* USB mode select */
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MPP26_GPIO, /* USB device vbus */
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MPP28_GPIO, /* USB enable host vbus */
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MPP29_GPIO, /* GPIO extension ALE */
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MPP34_GPIO, /* Rear Push button */
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MPP35_GPIO, /* Inhibit switch power-off */
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MPP36_GPIO, /* SATA HDD1 presence */
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MPP37_GPIO, /* SATA HDD2 presence */
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MPP40_GPIO, /* eSATA presence */
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MPP44_GPIO, /* GPIO extension (data 0) */
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MPP45_GPIO, /* GPIO extension (data 1) */
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MPP46_GPIO, /* GPIO extension (data 2) */
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MPP47_GPIO, /* GPIO extension (addr 0) */
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MPP48_GPIO, /* GPIO extension (addr 1) */
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MPP49_GPIO, /* GPIO extension (addr 2) */
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0
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};
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#define NET2BIG_V2_GPIO_POWER_OFF 7
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static void net2big_v2_power_off(void)
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{
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gpio_set_value(NET2BIG_V2_GPIO_POWER_OFF, 1);
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}
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static void __init net2big_v2_init(void)
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{
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/*
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* Basic setup. Needs to be called early.
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*/
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kirkwood_init();
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kirkwood_mpp_conf(net2big_v2_mpp_config);
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net2big_v2_sata_power_init();
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kirkwood_ehci_init();
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kirkwood_ge00_init(&net2big_v2_ge00_data);
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kirkwood_sata_init(&net2big_v2_sata_data);
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kirkwood_uart0_init();
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spi_register_board_info(net2big_v2_spi_slave_info,
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ARRAY_SIZE(net2big_v2_spi_slave_info));
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kirkwood_spi_init();
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kirkwood_i2c_init();
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i2c_register_board_info(0, net2big_v2_i2c_info,
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ARRAY_SIZE(net2big_v2_i2c_info));
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platform_device_register(&net2big_v2_gpio_buttons);
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if (gpio_request(NET2BIG_V2_GPIO_POWER_OFF, "power-off") == 0 &&
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gpio_direction_output(NET2BIG_V2_GPIO_POWER_OFF, 0) == 0)
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pm_power_off = net2big_v2_power_off;
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else
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pr_err("net2big_v2: failed to configure power-off GPIO\n");
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}
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MACHINE_START(NET2BIG_V2, "LaCie 2Big Network v2")
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.phys_io = KIRKWOOD_REGS_PHYS_BASE,
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.io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
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.boot_params = 0x00000100,
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.init_machine = net2big_v2_init,
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.map_io = kirkwood_map_io,
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.init_irq = kirkwood_init_irq,
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.timer = &net2big_v2_timer,
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MACHINE_END
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