EXYNOS: Add power Enable/Disable for USB-EHCI
This patch adds functions to enable/disable the power of USB
host controller for EXYNOS5.
Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
Signed-off-by: Che-Liang Chiou <clchiou@chromium.org>
Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>
diff --git a/drivers/usb/host/ehci-exynos.c b/drivers/usb/host/ehci-exynos.c
index 90d66d3..a71b397 100644
--- a/drivers/usb/host/ehci-exynos.c
+++ b/drivers/usb/host/ehci-exynos.c
@@ -25,6 +25,7 @@
#include <asm/arch/cpu.h>
#include <asm/arch/ehci.h>
#include <asm/arch/system.h>
+#include <asm/arch/power.h>
#include "ehci.h"
#include "ehci-core.h"
@@ -33,6 +34,8 @@
{
set_usbhost_mode(USB20_PHY_CFG_HOST_LINK_EN);
+ set_usbhost_phy_ctrl(POWER_USB_HOST_PHY_CTRL_EN);
+
clrbits_le32(&usb->usbphyctrl0,
HOST_CTRL0_FSEL_MASK |
HOST_CTRL0_COMMONON_N |
@@ -73,6 +76,8 @@
HOST_CTRL0_SIDDQ |
HOST_CTRL0_FORCESUSPEND |
HOST_CTRL0_FORCESLEEP);
+
+ set_usbhost_phy_ctrl(POWER_USB_HOST_PHY_CTRL_DISABLE);
}
/*