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| author | Suriyan Ramasami <suriyan.r@gmail.com> | 2014-10-29 09:22:42 -0700 |
|---|---|---|
| committer | Minkyu Kang <mk7.kang@samsung.com> | 2014-11-17 19:33:21 +0900 |
| commit | bdba13282814224b865223b09f44509090d19fb1 (patch) | |
| tree | b08eea928b34f912b7e057f5dc4ee5c1300815a0 /arch/arm/cpu | |
| parent | 7e46be8aed6cd9ca4107d0b49d0fdfe42beea033 (diff) | |
| download | u-boot-imx-bdba13282814224b865223b09f44509090d19fb1.zip u-boot-imx-bdba13282814224b865223b09f44509090d19fb1.tar.gz u-boot-imx-bdba13282814224b865223b09f44509090d19fb1.tar.bz2 | |
arm: odroid: enable/disable usb host phy for exynos4412
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>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/armv7/exynos/power.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/exynos/power.c b/arch/arm/cpu/armv7/exynos/power.c index e1ab3d6..1520d64 100644 --- a/arch/arm/cpu/armv7/exynos/power.c +++ b/arch/arm/cpu/armv7/exynos/power.c @@ -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) |