diff options
| author | Wolfgang Denk <wd@denx.de> | 2012-07-09 23:59:00 +0200 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2012-07-09 23:59:00 +0200 |
| commit | ba662f8998f67b31d88bf3a78970ad8375e5644a (patch) | |
| tree | c57438e4ed2f2ffbae4776152cac03d658c1ef35 /arch/arm/cpu/armv7/exynos/system.c | |
| parent | 18277f7057c8e9b895aa4f8590969a57c4bce888 (diff) | |
| parent | a4dae631bfa848d8a0d1933583ed7e2f6a96cab3 (diff) | |
Merge branch 'master' of git://git.denx.de/u-boot-usb
* 'master' of git://git.denx.de/u-boot-usb:
CONFIG: EXYNOS5: USB: Enable USB 2.0 on smdk5250
EXYNOS5: USB: Fix incorrect USB base addresses
EXYNOS: Add power Enable/Disable for USB-EHCI
USB: EXYNOS: Set USB 2.0 HOST Link mode
EXYNOS5: Add structure for PMU registers
EXYNOS5: Fix system register structure
USB: EXYNOS: Incorporate EHCI review comments
Signed-off-by: Wolfgang Denk <wd@denx.de>
Diffstat (limited to 'arch/arm/cpu/armv7/exynos/system.c')
| -rw-r--r-- | arch/arm/cpu/armv7/exynos/system.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/exynos/system.c b/arch/arm/cpu/armv7/exynos/system.c index 6c34730b97..cc6ee031c7 100644 --- a/arch/arm/cpu/armv7/exynos/system.c +++ b/arch/arm/cpu/armv7/exynos/system.c @@ -25,6 +25,28 @@ #include <asm/io.h> #include <asm/arch/system.h> +static void exynos5_set_usbhost_mode(unsigned int mode) +{ + struct exynos5_sysreg *sysreg = + (struct exynos5_sysreg *)samsung_get_base_sysreg(); + unsigned int phy_cfg; + + /* Setting USB20PHY_CONFIG register to USB 2.0 HOST link */ + if (mode == USB20_PHY_CFG_HOST_LINK_EN) { + setbits_le32(&sysreg->usb20phy_cfg, + USB20_PHY_CFG_HOST_LINK_EN); + } else { + clrbits_le32(&sysreg->usb20phy_cfg, + USB20_PHY_CFG_HOST_LINK_EN); + } +} + +void set_usbhost_mode(unsigned int mode) +{ + if (cpu_is_exynos5()) + exynos5_set_usbhost_mode(mode); +} + static void exynos4_set_system_display(void) { struct exynos4_sysreg *sysreg = |