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Diffstat (limited to 'arch/arm/mach-kirkwood/board-nsa310.c')
-rw-r--r--arch/arm/mach-kirkwood/board-nsa310.c101
1 files changed, 101 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 00000000000..f58d2e1a404
--- /dev/null
+++ b/arch/arm/mach-kirkwood/board-nsa310.c
@@ -0,0 +1,101 @@
+/*
+ * 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();
+
+ 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);