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-rw-r--r--arch/arm/cpu/armv7/exynos/power.c22
-rw-r--r--arch/arm/include/asm/arch-exynos/power.h4
2 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/exynos/power.c b/arch/arm/cpu/armv7/exynos/power.c
index c765304..4116781 100644
--- a/arch/arm/cpu/armv7/exynos/power.c
+++ b/arch/arm/cpu/armv7/exynos/power.c
@@ -52,3 +52,25 @@ void set_mipi_phy_ctrl(unsigned int dev_index, unsigned int enable)
if (cpu_is_exynos4())
exynos4_mipi_phy_control(dev_index, enable);
}
+
+void exynos5_set_usbhost_phy_ctrl(unsigned int enable)
+{
+ struct exynos5_power *power =
+ (struct exynos5_power *)samsung_get_base_power();
+
+ if (enable) {
+ /* Enabling USBHOST_PHY */
+ setbits_le32(&power->usbhost_phy_control,
+ POWER_USB_HOST_PHY_CTRL_EN);
+ } else {
+ /* Disabling USBHOST_PHY */
+ clrbits_le32(&power->usbhost_phy_control,
+ POWER_USB_HOST_PHY_CTRL_EN);
+ }
+}
+
+void set_usbhost_phy_ctrl(unsigned int enable)
+{
+ if (cpu_is_exynos5())
+ exynos5_set_usbhost_phy_ctrl(enable);
+}
diff --git a/arch/arm/include/asm/arch-exynos/power.h b/arch/arm/include/asm/arch-exynos/power.h
index 4236beb..e5467e2 100644
--- a/arch/arm/include/asm/arch-exynos/power.h
+++ b/arch/arm/include/asm/arch-exynos/power.h
@@ -855,4 +855,8 @@ void set_mipi_phy_ctrl(unsigned int dev_index, unsigned int enable);
#define EXYNOS_MIPI_PHY_SRESETN (1 << 1)
#define EXYNOS_MIPI_PHY_MRESETN (1 << 2)
+void set_usbhost_phy_ctrl(unsigned int enable);
+
+#define POWER_USB_HOST_PHY_CTRL_EN (1 << 0)
+#define POWER_USB_HOST_PHY_CTRL_DISABLE (0 << 0)
#endif