[ARM] Kirkwood: drive USB VBUS pin on rd88f6192-nas high on boot

Signed-off-by: Saeed Bishara <saeed@marvell.com>
Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: Nicolas Pitre <nico@marvell.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
index 8bf4153d0840..3bf6304158f6 100644
--- a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
+++ b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
@@ -13,6 +13,7 @@
 #include <linux/platform_device.h>
 #include <linux/ata_platform.h>
 #include <linux/mv643xx_eth.h>
+#include <linux/gpio.h>
 #include <linux/spi/flash.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/orion_spi.h>
@@ -53,6 +54,11 @@ static void __init rd88f6192_init(void)
          */
         kirkwood_init();
 
+        orion_gpio_set_valid(RD88F6192_GPIO_USB_VBUS, 1);
+        if (gpio_request(RD88F6192_GPIO_USB_VBUS, "USB VBUS") != 0 ||
+            gpio_direction_output(RD88F6192_GPIO_USB_VBUS, 1) != 0)
+                pr_err("RD-88F6192-NAS: failed to setup USB VBUS GPIO\n");
+
         kirkwood_ehci_init();
         kirkwood_ge00_init(&rd88f6192_ge00_data);
         kirkwood_sata_init(&rd88f6192_sata_data);