[OpenWrt-Devel] [PATCH] ar71xx: ZyXEL NBG6716 add gpio usb power on/off

[Marcin Mikolajczak]

ZyXEL NBG6716 add missing GPIO USB power on/off

Signed-off-by: Marcin Mikolajczak <gr4ffy at gmail.com>
---
Index: target/linux/ar71xx/files/arch/mips/ath79/mach-nbg6716.c
===================================================================
--- target/linux/ar71xx/files/arch/mips/ath79/mach-nbg6716.c	(revision 44419)
+++ target/linux/ar71xx/files/arch/mips/ath79/mach-nbg6716.c	(working copy)
@@ -22,6 +22,7 @@
 
 #include <linux/platform_device.h>
 #include <linux/ar8216_platform.h>
+#include <linux/gpio.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/nand.h>
 #include <linux/platform/ar934x_nfc.h>
@@ -55,6 +56,8 @@
 #define NBG6716_GPIO_BTN_USB2		14
 #define NBG6716_GPIO_BTN_WPS		22
 
+#define NBG6716_GPIO_USB_POWER		16
+
 #define NBG6716_KEYS_POLL_INTERVAL	20	/* msecs */
 #define NBG6716_KEYS_DEBOUNCE_INTERVAL	(3 * NBG6716_KEYS_POLL_INTERVAL)
 
@@ -203,6 +206,10 @@
 	ath79_nfc_set_ecc_mode(AR934X_NFC_ECC_HW);
 	ath79_register_nfc();
 
+	gpio_request_one(NBG6716_GPIO_USB_POWER,
+		GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
+		"USB power");
+
 	ath79_register_usb();
 
 	nbg6716_get_mac("ethaddr=", tmpmac);
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