@@ -53,10 +53,37 @@ void exynos5_set_usbhost_phy_ctrl(unsigned int enable)
}
}
+void exynos4412_set_usbhost_phy_ctrl(unsigned int enable)
+{
+ struct exynos4412_power *power =
+ (struct exynos4412_power *)samsung_get_base_power();
+
+ if (enable) {
+ /* Enabling USBHOST_PHY */
+ setbits_le32(&power->usbhost_phy_control,
+ POWER_USB_HOST_PHY_CTRL_EN);
+ setbits_le32(&power->hsic1_phy_control,
+ POWER_USB_HOST_PHY_CTRL_EN);
+ setbits_le32(&power->hsic2_phy_control,
+ POWER_USB_HOST_PHY_CTRL_EN);
+ } else {
+ /* Disabling USBHOST_PHY */
+ clrbits_le32(&power->usbhost_phy_control,
+ POWER_USB_HOST_PHY_CTRL_EN);
+ clrbits_le32(&power->hsic1_phy_control,
+ POWER_USB_HOST_PHY_CTRL_EN);
+ clrbits_le32(&power->hsic2_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);
+ else if (cpu_is_exynos4())
+ if (proid_is_exynos4412())
+ exynos4412_set_usbhost_phy_ctrl(enable);
}
static void exynos5_set_usbdrd_phy_ctrl(unsigned int enable)
@@ -210,6 +210,13 @@ struct exynos4_power {
unsigned int gps_alive_option;
};
+struct exynos4412_power {
+ unsigned char res1[0x0704];
+ unsigned int usbhost_phy_control;
+ unsigned int hsic1_phy_control;
+ unsigned int hsic2_phy_control;
+};
+
struct exynos5_power {
unsigned int om_stat;
unsigned char res1[0x18];
Enable/disable the usb host phy on the odroid U/X2 boards which are based on the Exynos4412 SOC. Signed-off-by: Suriyan Ramasami <suriyan.r@gmail.com> --- Changes in v3: * Minkyu - do not mix cpu_is... and proid_is... Changes in v2: * Jaehoon - separate this patch out Changes in v1: * First try arch/arm/cpu/armv7/exynos/power.c | 27 +++++++++++++++++++++++++++ arch/arm/include/asm/arch-exynos/power.h | 7 +++++++ 2 files changed, 34 insertions(+)