389 lines
11 KiB
Diff
389 lines
11 KiB
Diff
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Add support for the Buffalo Linkstation XHL. This NAS box is based on a
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Marvell Kirkwood chip at 1.2 GHz and features 256 MB RAM, 512kb SPI boot
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flash, gigabit ethernet and one SATA port.
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Signed-off-by: Michael Walle <michael at walle.cc>
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---
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arch/arm/configs/kirkwood_defconfig | 1 +
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arch/arm/mach-kirkwood/Kconfig | 6 +
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arch/arm/mach-kirkwood/Makefile | 1 +
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arch/arm/mach-kirkwood/lsxhl-setup.c | 313 ++++++++++++++++++++++++++++++++++
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arch/arm/tools/mach-types | 1 +
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5 files changed, 322 insertions(+), 0 deletions(-)
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create mode 100644 arch/arm/mach-kirkwood/lsxhl-setup.c
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diff --git a/arch/arm/configs/kirkwood_defconfig b/arch/arm/configs/kirkwood_defconfig
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index aeb3af5..9f77811 100644
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--- a/arch/arm/configs/kirkwood_defconfig
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+++ b/arch/arm/configs/kirkwood_defconfig
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@@ -28,6 +28,7 @@ CONFIG_MACH_D2NET_V2=y
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CONFIG_MACH_NET2BIG_V2=y
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CONFIG_MACH_NET5BIG_V2=y
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CONFIG_MACH_T5325=y
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+CONFIG_MACH_LSXHL=y
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# CONFIG_CPU_FEROCEON_OLD_ID is not set
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CONFIG_NO_HZ=y
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CONFIG_HIGH_RES_TIMERS=y
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diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig
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index 7fc603b..307cc99 100644
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--- a/arch/arm/mach-kirkwood/Kconfig
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+++ b/arch/arm/mach-kirkwood/Kconfig
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@@ -130,6 +130,12 @@ config MACH_T5325
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Say 'Y' here if you want your kernel to support the
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HP t5325 Thin Client.
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+config MACH_LSXHL
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+ bool "Buffalo LS-XHL Series"
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+ help
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+ Say 'Y' here if you want your kernel to support the
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+ Buffalo LS-XHL Series.
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+
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endmenu
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endif
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diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile
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index 5dcaa81..221980b 100644
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--- a/arch/arm/mach-kirkwood/Makefile
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+++ b/arch/arm/mach-kirkwood/Makefile
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@@ -18,5 +18,6 @@ obj-$(CONFIG_MACH_D2NET_V2) += d2net_v2-setup.o lacie_v2-common.o
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obj-$(CONFIG_MACH_NET2BIG_V2) += netxbig_v2-setup.o lacie_v2-common.o
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obj-$(CONFIG_MACH_NET5BIG_V2) += netxbig_v2-setup.o lacie_v2-common.o
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obj-$(CONFIG_MACH_T5325) += t5325-setup.o
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+obj-$(CONFIG_MACH_LSXHL) += lsxhl-setup.o
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obj-$(CONFIG_CPU_IDLE) += cpuidle.o
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diff --git a/arch/arm/mach-kirkwood/lsxhl-setup.c b/arch/arm/mach-kirkwood/lsxhl-setup.c
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new file mode 100644
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index 0000000..783d257
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--- /dev/null
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+++ b/arch/arm/mach-kirkwood/lsxhl-setup.c
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@@ -0,0 +1,314 @@
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+/*
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+ * arch/arm/mach-kirkwood/lsxhl-setup.c
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+ *
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+ * Buffalo LS-XHL Series Setup
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+ *
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+ * This file is licensed under the terms of the GNU General Public
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+ * License version 2. This program is licensed "as is" without any
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+ * warranty of any kind, whether express or implied.
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+ */
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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/ata_platform.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/mv643xx_eth.h>
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+#include <linux/gpio.h>
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+#include <linux/gpio_keys.h>
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+#include <linux/gpio-fan.h>
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+#include <linux/input.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 <mach/kirkwood.h>
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+#include <plat/mvsdio.h>
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+#include "common.h"
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+#include "mpp.h"
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+
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+/*****************************************************************************
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+ * 512KB SPI Flash on BOOT Device
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+ ****************************************************************************/
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+static struct mtd_partition lsxhl_partitions[] = {
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+ {
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+ .name = "u-boot",
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+ .size = 0x70000,
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+ .offset = 0x00000,
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+ .mask_flags = MTD_WRITEABLE,
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+ },
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+ {
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+ .name = "u-boot env",
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+ .size = 0x10000,
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+ .offset = 0x70000,
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+ }
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+};
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+
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+static struct flash_platform_data lsxhl_spi_slave_data = {
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+ .type = "m25p40",
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+ .parts = lsxhl_partitions,
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+ .nr_parts = ARRAY_SIZE(lsxhl_partitions),
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+};
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+
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+static struct spi_board_info __initdata lsxhl_spi_slave_info[] = {
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+ {
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+ .modalias = "m25p80",
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+ .platform_data = &lsxhl_spi_slave_data,
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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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+/*****************************************************************************
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+ * Ethernet
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+ ****************************************************************************/
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+static struct mv643xx_eth_platform_data lsxhl_ge00_data = {
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+ .phy_addr = MV643XX_ETH_PHY_ADDR(0),
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+};
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+
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+static struct mv643xx_eth_platform_data lsxhl_ge01_data = {
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+ .phy_addr = MV643XX_ETH_PHY_ADDR(8),
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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 lsxhl_sata_data = {
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+ .n_ports = 1,
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+};
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+
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+/*****************************************************************************
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+ * LEDs attached to GPIO
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+ ****************************************************************************/
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+#define LSXHL_GPIO_LED_ALARM 37
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+#define LSXHL_GPIO_LED_INFO 38
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+#define LSXHL_GPIO_LED_PWR 39
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+#define LSXHL_GPIO_LED_FUNC_BLUE 36
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+#define LSXHL_GPIO_LED_FUNC_RED 48
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+
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+static struct gpio_led lsxhl_led_pins[] = {
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+ {
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+ .name = "alarm:red",
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+ .gpio = LSXHL_GPIO_LED_ALARM,
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+ .active_low = 1,
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+ },
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+ {
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+ .name = "info:amber",
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+ .gpio = LSXHL_GPIO_LED_INFO,
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+ .active_low = 1,
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+ },
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+ {
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+ .name = "power:blue",
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+ .default_trigger = "default-on",
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+ .gpio = LSXHL_GPIO_LED_PWR,
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+ .active_low = 1,
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+ },
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+ {
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+ .name = "func:blue:bottom",
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+ .gpio = LSXHL_GPIO_LED_FUNC_BLUE,
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+ .active_low = 1,
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+ },
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+ {
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+ .name = "func:red:bottom",
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+ .gpio = LSXHL_GPIO_LED_FUNC_RED,
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+ .active_low = 1,
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+ },
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+};
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+
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+static struct gpio_led_platform_data lsxhl_led_data = {
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+ .leds = lsxhl_led_pins,
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+ .num_leds = ARRAY_SIZE(lsxhl_led_pins),
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+};
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+
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+static struct platform_device lsxhl_leds = {
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+ .name = "leds-gpio",
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+ .id = -1,
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+ .dev = {
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+ .platform_data = &lsxhl_led_data,
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+ }
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+};
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+
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+/*****************************************************************************
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+ * General Setup
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+ ****************************************************************************/
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+#define LSXHL_GPIO_HDD_POWER 10
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+#define LSXHL_GPIO_USB_POWER 11
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+
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+/*****************************************************************************
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+ * GPIO Attached Keys
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+ ****************************************************************************/
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+#define LSXHL_GPIO_KEY_FUNC 41
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+#define LSXHL_GPIO_KEY_AUTOPOWER 42
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+#define LSXHL_GPIO_KEY_POWER 43
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+#define LSXHL_SW_POWER 0x00
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+#define LSXHL_SW_AUTOPOWER 0x01
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+#define LSXHL_SW_FUNC 0x02
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+
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+static struct gpio_keys_button lsxhl_buttons[] = {
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+ {
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+ .type = EV_SW,
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+ .code = LSXHL_SW_POWER,
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+ .gpio = LSXHL_GPIO_KEY_POWER,
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+ .desc = "Power-on Switch",
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+ .active_low = 1,
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+ }, {
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+ .type = EV_SW,
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+ .code = LSXHL_SW_AUTOPOWER,
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+ .gpio = LSXHL_GPIO_KEY_AUTOPOWER,
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+ .desc = "Power-auto Switch",
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+ .active_low = 1,
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+ }, {
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+ .type = EV_SW,
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+ .code = LSXHL_SW_POWER,
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+ .gpio = LSXHL_GPIO_KEY_FUNC,
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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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+
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+static struct gpio_keys_platform_data lsxhl_button_data = {
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+ .buttons = lsxhl_buttons,
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+ .nbuttons = ARRAY_SIZE(lsxhl_buttons),
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+};
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+
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+static struct platform_device lsxhl_button_device = {
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+ .name = "gpio-keys",
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+ .id = -1,
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+ .num_resources = 0,
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+ .dev = {
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+ .platform_data = &lsxhl_button_data,
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+ },
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+};
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+
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+/*****************************************************************************
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+ * GPIO Fan
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+ ****************************************************************************/
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+#define LSXHL_GPIO_FAN_HIGH 18
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+#define LSXHL_GPIO_FAN_LOW 19
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+#define LSXHL_GPIO_FAN_LOCK 40
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+
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+static struct gpio_fan_alarm lsxhl_alarm = {
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+ .gpio = LSXHL_GPIO_FAN_LOCK,
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+};
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+
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+static struct gpio_fan_speed lsxhl_speeds[] = {
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+ {
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+ .rpm = 0,
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+ .ctrl_val = 3,
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+ }, {
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+ .rpm = 1500,
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+ .ctrl_val = 1,
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+ }, {
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+ .rpm = 3250,
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+ .ctrl_val = 2,
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+ }, {
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+ .rpm = 5000,
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+ .ctrl_val = 0,
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+ }
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+};
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+
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+static int lsxhl_gpio_list[] = {
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+ LSXHL_GPIO_FAN_HIGH, LSXHL_GPIO_FAN_LOW,
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+};
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+
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+static struct gpio_fan_platform_data lsxhl_fan_data = {
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+ .num_ctrl = ARRAY_SIZE(lsxhl_gpio_list),
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+ .ctrl = lsxhl_gpio_list,
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+ .alarm = &lsxhl_alarm,
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+ .num_speed = ARRAY_SIZE(lsxhl_speeds),
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+ .speed = lsxhl_speeds,
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+};
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+
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+static struct platform_device lsxhl_fan_device = {
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+ .name = "gpio-fan",
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+ .id = -1,
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+ .num_resources = 0,
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+ .dev = {
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+ .platform_data = &lsxhl_fan_data,
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+ },
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+};
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+
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+/*****************************************************************************
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+ * GPIO Data
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+ ****************************************************************************/
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+
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+static unsigned int lsxhl_mpp_config[] __initdata = {
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+ MPP10_GPO, /* HDD Power Enable */
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+ MPP11_GPIO, /* USB Vbus Enable */
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+ MPP18_GPO, /* FAN High Enable# */
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+ MPP19_GPO, /* FAN Low Enable# */
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+ MPP36_GPIO, /* Function Blue LED */
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+ MPP37_GPIO, /* Alarm LED */
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+ MPP38_GPIO, /* Info LED */
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+ MPP39_GPIO, /* Power LED */
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+ MPP40_GPIO, /* Fan Lock */
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+ MPP41_GPIO, /* Function Button */
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+ MPP42_GPIO, /* Power Switch */
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+ MPP43_GPIO, /* Power Auto Switch */
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+ MPP48_GPIO, /* Function Red LED */
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+ 0
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+};
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+
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+/*****************************************************************************
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+ * LS-XHL specific power off method: reboot
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+ ****************************************************************************/
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+/*
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+ * On the LS-XHL, the shutdown process is following:
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+ * - Userland monitors key events until the power switch goes to off position
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+ * - The board reboots
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+ * - U-boot starts and goes into an idle mode waiting for the user
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+ * to move the switch to ON position
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+ *
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+ */
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+
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+static void lsxhl_power_off(void)
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+{
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+ kirkwood_restart('h', NULL); //arm_machine_restart('h', NULL);
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+}
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+
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+static void __init lsxhl_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(lsxhl_mpp_config);
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+
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+ /*
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+ * Configure peripherals.
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+ */
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+ kirkwood_uart0_init();
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+ kirkwood_ehci_init();
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+ kirkwood_ge00_init(&lsxhl_ge00_data);
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+ kirkwood_ge01_init(&lsxhl_ge01_data);
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+ kirkwood_sata_init(&lsxhl_sata_data);
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+ kirkwood_spi_init();
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+
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+ platform_device_register(&lsxhl_leds);
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+ platform_device_register(&lsxhl_button_device);
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+ platform_device_register(&lsxhl_fan_device);
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+
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+ spi_register_board_info(lsxhl_spi_slave_info,
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+ ARRAY_SIZE(lsxhl_spi_slave_info));
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+
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+ /* usb power on */
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+ gpio_set_value(LSXHL_GPIO_USB_POWER, 1);
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+
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+ /* register power-off method */
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+ pm_power_off = lsxhl_power_off;
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+
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+ pr_info("%s: finished\n", __func__);
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+}
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+
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+MACHINE_START(LSXHL, "Buffalo Linkstation LS-XHL")
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+ .atag_offset = 0x100,
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+ .init_machine = lsxhl_init,
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+ .map_io = kirkwood_map_io,
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+ .init_early = kirkwood_init_early,
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+ .init_irq = kirkwood_init_irq,
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+ .timer = &kirkwood_timer,
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+ .restart = kirkwood_restart,
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+MACHINE_END
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diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
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index 3b3776d..8acc587 100644
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--- a/arch/arm/tools/mach-types
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+++ b/arch/arm/tools/mach-types
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@@ -448,6 +448,7 @@ mityomapl138 MACH_MITYOMAPL138 MITYOMAPL138 2650
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guruplug MACH_GURUPLUG GURUPLUG 2659
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spear310 MACH_SPEAR310 SPEAR310 2660
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spear320 MACH_SPEAR320 SPEAR320 2661
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+lsxhl MACH_LSXHL LSXHL 2663
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aquila MACH_AQUILA AQUILA 2676
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sheeva_esata MACH_ESATA_SHEEVAPLUG ESATA_SHEEVAPLUG 2678
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msm7x30_surf MACH_MSM7X30_SURF MSM7X30_SURF 2679
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|
--
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1.7.2.3
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