Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2024-11-30 00:21:06 +00:00
Code Issues Projects Releases Packages Wiki Activity

EXYNOS5: Add function to enable exynos5420 usbdev phy ctrl

Browse source 
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>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Joonyoung Shim 2015-01-21 13:51:32 +09:00 committed by Minkyu Kang
parent b00f8edb5a
commit 483e49bfd7
1 changed files with 26 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

28
arch/arm/cpu/armv7/exynos/power.c
View file

@ -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)