On 21/01/15 13:51, Joonyoung Shim wrote:

Exynos5420 has different registers with other exynos5 SoCs to control usb device phy, so need separated function to enable exynos5420 usb device phy.

Signed-off-by: Joonyoung Shim jy0922.shim@samsung.com

I used "usbdev" instead of "usbdrd" on function name because registers name prefix is usbdev_.

arch/arm/cpu/armv7/exynos/power.c | 28 ++++++++++++++++++++++++++-- 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/arch/arm/cpu/armv7/exynos/power.c b/arch/arm/cpu/armv7/exynos/power.c index 1520d64..1b12051 100644 --- a/arch/arm/cpu/armv7/exynos/power.c +++ b/arch/arm/cpu/armv7/exynos/power.c @@ -102,10 +102,34 @@ static void exynos5_set_usbdrd_phy_ctrl(unsigned int enable) } }

+static void exynos5420_set_usbdev_phy_ctrl(unsigned int enable) +{

• struct exynos5420_power *power =

• (struct exynos5420_power *)samsung_get_base_power();
  

• if (enable) {

• /* Enabling USBDEV_PHY */
  

• setbits_le32(&power->usbdev_phy_control,
  

• 		POWER_USB_DRD_PHY_CTRL_EN);
  

• setbits_le32(&power->usbdev1_phy_control,
  

• 		POWER_USB_DRD_PHY_CTRL_EN);
  

• } else {

• /* Disabling USBDEV_PHY */
  

• clrbits_le32(&power->usbdev_phy_control,
  

• 		POWER_USB_DRD_PHY_CTRL_EN);
  

• clrbits_le32(&power->usbdev1_phy_control,
  

• 		POWER_USB_DRD_PHY_CTRL_EN);
  

• }

+}

void set_usbdrd_phy_ctrl(unsigned int enable) {

• if (cpu_is_exynos5())

• exynos5_set_usbdrd_phy_ctrl(enable);
  

• if (cpu_is_exynos5()) {

• if (proid_is_exynos5420() || proid_is_exynos5800())
  

• 	exynos5420_set_usbdev_phy_ctrl(enable);
  

• else
  

• 	exynos5_set_usbdrd_phy_ctrl(enable);
  

• }

}

static void exynos5_dp_phy_control(unsigned int enable)

applied to u-boot-samsung.

Thank, Minkyu Kang.