--- /dev/null
+/*
+ * 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
+
git.openpandora.org / pandora-kernel.git / commitdiff