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authorAlexey Kopytko <alexey@kopytko.ru>2008-09-25 15:47:30 +0200
committerNicolas Pitre <nico@cam.org>2008-09-25 23:00:01 +0200
commit7b0a26f2ca0001a13473b874d52b3d557e3d7289 (patch)
tree361e45560c71c32aabb2c578a3436084c771ee4a /arch/arm/mach-orion5x/lsmini-setup.c
parent[ARM] Kirkwood: add support for L2 cache WB/WT selection (diff)
downloadlinux-7b0a26f2ca0001a13473b874d52b3d557e3d7289.tar.xz
linux-7b0a26f2ca0001a13473b874d52b3d557e3d7289.zip
[ARM] Orion: Add Buffalo Linkstation Mini support
This patch adds support for Buffalo Linkstation Mini board. Signed-off-by: Alexey Kopytko <alexey@kopytko.ru> Signed-off-by: Nicolas Pitre <nico@marvell.com>
Diffstat (limited to 'arch/arm/mach-orion5x/lsmini-setup.c')
-rw-r--r--arch/arm/mach-orion5x/lsmini-setup.c259
1 files changed, 259 insertions, 0 deletions
diff --git a/arch/arm/mach-orion5x/lsmini-setup.c b/arch/arm/mach-orion5x/lsmini-setup.c
new file mode 100644
index 000000000000..4311dafd7e26
--- /dev/null
+++ b/arch/arm/mach-orion5x/lsmini-setup.c
@@ -0,0 +1,259 @@
+/*
+ * arch/arm/mach-orion5x/lsmini-setup.c
+ *
+ * Maintainer: Alexey Kopytko <alexey@kopytko.ru>
+ *
+ * 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/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 <asm/mach-types.h>
+#include <linux/gpio.h>
+#include <asm/mach/arch.h>
+#include "common.h"
+#include "mpp.h"
+#include "include/mach/system.h"
+
+/*****************************************************************************
+ * Linkstation Mini Info
+ ****************************************************************************/
+
+/*
+ * 256K NOR flash Device bus boot chip select
+ */
+
+#define LSMINI_NOR_BOOT_BASE 0xf4000000
+#define LSMINI_NOR_BOOT_SIZE SZ_256K
+
+/*****************************************************************************
+ * 256KB NOR Flash on BOOT Device
+ ****************************************************************************/
+
+static struct physmap_flash_data lsmini_nor_flash_data = {
+ .width = 1,
+};
+
+static struct resource lsmini_nor_flash_resource = {
+ .flags = IORESOURCE_MEM,
+ .start = LSMINI_NOR_BOOT_BASE,
+ .end = LSMINI_NOR_BOOT_BASE + LSMINI_NOR_BOOT_SIZE - 1,
+};
+
+static struct platform_device lsmini_nor_flash = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &lsmini_nor_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &lsmini_nor_flash_resource,
+};
+
+/*****************************************************************************
+ * Ethernet
+ ****************************************************************************/
+
+static struct mv643xx_eth_platform_data lsmini_eth_data = {
+ .phy_addr = 8,
+};
+
+/*****************************************************************************
+ * RTC 5C372a on I2C bus
+ ****************************************************************************/
+
+static struct i2c_board_info __initdata lsmini_i2c_rtc = {
+ I2C_BOARD_INFO("rs5c372a", 0x32),
+};
+
+/*****************************************************************************
+ * LEDs attached to GPIO
+ ****************************************************************************/
+
+#define LSMINI_GPIO_LED_ALARM 2
+#define LSMINI_GPIO_LED_INFO 3
+#define LSMINI_GPIO_LED_FUNC 9
+#define LSMINI_GPIO_LED_PWR 14
+
+static struct gpio_led lsmini_led_pins[] = {
+ {
+ .name = "alarm:red",
+ .gpio = LSMINI_GPIO_LED_ALARM,
+ .active_low = 1,
+ }, {
+ .name = "info:amber",
+ .gpio = LSMINI_GPIO_LED_INFO,
+ .active_low = 1,
+ }, {
+ .name = "func:blue:top",
+ .gpio = LSMINI_GPIO_LED_FUNC,
+ .active_low = 1,
+ }, {
+ .name = "power:blue:bottom",
+ .gpio = LSMINI_GPIO_LED_PWR,
+ },
+};
+
+static struct gpio_led_platform_data lsmini_led_data = {
+ .leds = lsmini_led_pins,
+ .num_leds = ARRAY_SIZE(lsmini_led_pins),
+};
+
+static struct platform_device lsmini_leds = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &lsmini_led_data,
+ },
+};
+
+/****************************************************************************
+ * GPIO Attached Keys
+ ****************************************************************************/
+
+#define LSMINI_GPIO_KEY_FUNC 15
+#define LSMINI_GPIO_KEY_POWER 18
+#define LSMINI_GPIO_KEY_AUTOPOWER 17
+
+#define LSMINI_SW_POWER 0x00
+#define LSMINI_SW_AUTOPOWER 0x01
+
+static struct gpio_keys_button lsmini_buttons[] = {
+ {
+ .code = KEY_OPTION,
+ .gpio = LSMINI_GPIO_KEY_FUNC,
+ .desc = "Function Button",
+ .active_low = 1,
+ }, {
+ .type = EV_SW,
+ .code = LSMINI_SW_POWER,
+ .gpio = LSMINI_GPIO_KEY_POWER,
+ .desc = "Power-on Switch",
+ .active_low = 1,
+ }, {
+ .type = EV_SW,
+ .code = LSMINI_SW_AUTOPOWER,
+ .gpio = LSMINI_GPIO_KEY_AUTOPOWER,
+ .desc = "Power-auto Switch",
+ .active_low = 1,
+ },
+};
+
+static struct gpio_keys_platform_data lsmini_button_data = {
+ .buttons = lsmini_buttons,
+ .nbuttons = ARRAY_SIZE(lsmini_buttons),
+};
+
+static struct platform_device lsmini_button_device = {
+ .name = "gpio-keys",
+ .id = -1,
+ .num_resources = 0,
+ .dev = {
+ .platform_data = &lsmini_button_data,
+ },
+};
+
+
+/*****************************************************************************
+ * SATA
+ ****************************************************************************/
+static struct mv_sata_platform_data lsmini_sata_data = {
+ .n_ports = 2,
+};
+
+
+/*****************************************************************************
+ * General Setup
+ ****************************************************************************/
+
+#define LSMINI_GPIO_USB_POWER 16
+#define LSMINI_GPIO_AUTO_POWER 17
+#define LSMINI_GPIO_POWER 18
+
+#define LSMINI_GPIO_HDD_POWER0 1
+#define LSMINI_GPIO_HDD_POWER1 19
+
+static struct orion5x_mpp_mode lsmini_mpp_modes[] __initdata = {
+ { 0, MPP_UNUSED }, /* LED_RESERVE1 (unused) */
+ { 1, MPP_GPIO }, /* HDD_PWR */
+ { 2, MPP_GPIO }, /* LED_ALARM */
+ { 3, MPP_GPIO }, /* LED_INFO */
+ { 4, MPP_UNUSED },
+ { 5, MPP_UNUSED },
+ { 6, MPP_UNUSED },
+ { 7, MPP_UNUSED },
+ { 8, MPP_UNUSED },
+ { 9, MPP_GPIO }, /* LED_FUNC */
+ { 10, MPP_UNUSED },
+ { 11, MPP_UNUSED }, /* LED_ETH (dummy) */
+ { 12, MPP_UNUSED },
+ { 13, MPP_UNUSED },
+ { 14, MPP_GPIO }, /* LED_PWR */
+ { 15, MPP_GPIO }, /* FUNC */
+ { 16, MPP_GPIO }, /* USB_PWR */
+ { 17, MPP_GPIO }, /* AUTO_POWER */
+ { 18, MPP_GPIO }, /* POWER */
+ { 19, MPP_GPIO }, /* HDD_PWR1 */
+ { -1 },
+};
+
+static void __init lsmini_init(void)
+{
+ /*
+ * Setup basic Orion functions. Need to be called early.
+ */
+ orion5x_init();
+
+ orion5x_mpp_conf(lsmini_mpp_modes);
+
+ /*
+ * Configure peripherals.
+ */
+ orion5x_ehci0_init();
+ orion5x_ehci1_init();
+ orion5x_eth_init(&lsmini_eth_data);
+ orion5x_i2c_init();
+ orion5x_sata_init(&lsmini_sata_data);
+ orion5x_uart0_init();
+ orion5x_xor_init();
+
+ orion5x_setup_dev_boot_win(LSMINI_NOR_BOOT_BASE,
+ LSMINI_NOR_BOOT_SIZE);
+ platform_device_register(&lsmini_nor_flash);
+
+ platform_device_register(&lsmini_button_device);
+
+ platform_device_register(&lsmini_leds);
+
+ i2c_register_board_info(0, &lsmini_i2c_rtc, 1);
+
+ /* enable USB power */
+ gpio_set_value(LSMINI_GPIO_USB_POWER, 1);
+
+ pr_info("%s: finished\n", __func__);
+}
+
+#ifdef CONFIG_MACH_LINKSTATION_MINI
+MACHINE_START(LINKSTATION_MINI, "Buffalo Linkstation Mini")
+ /* Maintainer: Alexey Kopytko <alexey@kopytko.ru> */
+ .phys_io = ORION5X_REGS_PHYS_BASE,
+ .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
+ .boot_params = 0x00000100,
+ .init_machine = lsmini_init,
+ .map_io = orion5x_map_io,
+ .init_irq = orion5x_init_irq,
+ .timer = &orion5x_timer,
+ .fixup = tag_fixup_mem32,
+MACHINE_END
+#endif