diff options
Diffstat (limited to 'roms/u-boot/arch/arm/include/asm/arch-tegra/xusb-padctl.h')
| -rw-r--r-- | roms/u-boot/arch/arm/include/asm/arch-tegra/xusb-padctl.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/include/asm/arch-tegra/xusb-padctl.h b/roms/u-boot/arch/arm/include/asm/arch-tegra/xusb-padctl.h new file mode 100644 index 000000000..7e14d8109 --- /dev/null +++ b/roms/u-boot/arch/arm/include/asm/arch-tegra/xusb-padctl.h @@ -0,0 +1,25 @@ +#ifndef _TEGRA_XUSB_PADCTL_H_ +#define _TEGRA_XUSB_PADCTL_H_ + +struct tegra_xusb_phy; + +/** + * tegra_xusb_phy_get() - obtain a reference to a specified padctl PHY + * @type: the type of PHY to obtain + * + * The type of PHY varies between SoC generations. Typically there are XUSB, + * PCIe and SATA PHYs, though not all generations support all of them. The + * value of type can usually be directly parsed from a device tree. + * + * Return: a pointer to the PHY or NULL if no such PHY exists + */ +struct tegra_xusb_phy *tegra_xusb_phy_get(unsigned int type); + +void tegra_xusb_padctl_init(void); +void tegra_xusb_padctl_exit(void); +int tegra_xusb_phy_prepare(struct tegra_xusb_phy *phy); +int tegra_xusb_phy_enable(struct tegra_xusb_phy *phy); +int tegra_xusb_phy_disable(struct tegra_xusb_phy *phy); +int tegra_xusb_phy_unprepare(struct tegra_xusb_phy *phy); + +#endif |