1 files changed, 105 insertions, 0 deletions
diff --git a/arch/arm/mach-kirkwood/board-nsa310.c b/arch/arm/mach-kirkwood/board-nsa310.c
new file mode 100644
index 000000000000..027ce83f3fe5
--- /dev/null
+++ b/arch/arm/mach-kirkwood/board-nsa310.c
@@ -0,0 +1,105 @@
+/*
+ * arch/arm/mach-kirkwood/nsa-310-setup.c
+ *
+ * ZyXEL NSA-310 Setup
+ *
+ * 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/i2c.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <mach/kirkwood.h>
+#include "common.h"
+#include "mpp.h"
+
+#define NSA310_GPIO_USB_POWER_OFF	21
+#define NSA310_GPIO_POWER_OFF		48
+
+static unsigned int nsa310_mpp_config[] __initdata = {
+	MPP12_GPIO, /* led esata green */
+	MPP13_GPIO, /* led esata red */
+	MPP15_GPIO, /* led usb green */
+	MPP16_GPIO, /* led usb red */
+	MPP21_GPIO, /* control usb power off */
+	MPP28_GPIO, /* led sys green */
+	MPP29_GPIO, /* led sys red */
+	MPP36_GPIO, /* key reset */
+	MPP37_GPIO, /* key copy */
+	MPP39_GPIO, /* led copy green */
+	MPP40_GPIO, /* led copy red */
+	MPP41_GPIO, /* led hdd green */
+	MPP42_GPIO, /* led hdd red */
+	MPP44_GPIO, /* ?? */
+	MPP46_GPIO, /* key power */
+	MPP48_GPIO, /* control power off */
+	0
+};
+
+static struct i2c_board_info __initdata nsa310_i2c_info[] = {
+	{ I2C_BOARD_INFO("adt7476", 0x2e) },
+};
+
+static void nsa310_power_off(void)
+{
+	gpio_set_value(NSA310_GPIO_POWER_OFF, 1);
+}
+
+static int __init nsa310_gpio_request(unsigned int gpio, unsigned long flags,
+				       const char *label)
+{
+	int err;
+
+	err = gpio_request_one(gpio, flags, label);
+	if (err)
+		pr_err("NSA-310: can't setup GPIO%u (%s), err=%d\n",
+			gpio, label, err);
+
+	return err;
+}
+
+static void __init nsa310_gpio_init(void)
+{
+	int err;
+
+	err = nsa310_gpio_request(NSA310_GPIO_POWER_OFF, GPIOF_OUT_INIT_LOW,
+				  "Power Off");
+	if (!err)
+		pm_power_off = nsa310_power_off;
+
+	nsa310_gpio_request(NSA310_GPIO_USB_POWER_OFF, GPIOF_OUT_INIT_LOW,
+			    "USB Power Off");
+}
+
+void __init nsa310_init(void)
+{
+	u32 dev, rev;
+
+	kirkwood_mpp_conf(nsa310_mpp_config);
+
+	nsa310_gpio_init();
+
+	/* this can be removed once the mainline kirkwood.dtsi gets
+	 * the ehci configuration by default */
+	kirkwood_ehci_init();
+
+	kirkwood_pcie_id(&dev, &rev);
+
+	i2c_register_board_info(0, ARRAY_AND_SIZE(nsa310_i2c_info));
+}
+
+static int __init nsa310_pci_init(void)
+{
+	if (of_machine_is_compatible("zyxel,nsa310"))
+		kirkwood_pcie_init(KW_PCIE0);
+
+	return 0;
+}
+
+subsys_initcall(nsa310_pci_init);