GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

2026-09-06 03:52:57 +08:00
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+#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