uboot/u-boot-stm32mp-2020.01/arch/arm/include/asm/arch-tegra/xusb-padctl.h

25 lines
819 B
C

#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);
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