phy: tegra: xusb: Add vbus override support on Tegra186 (a8a24429) · Commits · 戴 / test

Tegra XUSB device control driver needs to control vbus override during its operations, add API for the support. Signed-off-by:

drivers/phy/tegra/xusb-tegra186.c

+23 −0

Original line number	Diff line number	Diff line
		@@ -857,9 +857,32 @@ static void tegra186_xusb_padctl_remove(struct tegra_xusb_padctl *padctl)
		{
		}

		static int tegra186_xusb_padctl_vbus_override(struct tegra_xusb_padctl *padctl,
		bool status)
		{
		u32 value;

		dev_dbg(padctl->dev, "%s vbus override\n", status ? "set" : "clear");

		value = padctl_readl(padctl, USB2_VBUS_ID);

		if (status) {
		value \|= VBUS_OVERRIDE;
		value &= ~ID_OVERRIDE(~0);
		value \|= ID_OVERRIDE_FLOATING;
		} else {
		value &= ~VBUS_OVERRIDE;
		}

		padctl_writel(padctl, value, USB2_VBUS_ID);

		return 0;
		}

		static const struct tegra_xusb_padctl_ops tegra186_xusb_padctl_ops = {
		.probe = tegra186_xusb_padctl_probe,
		.remove = tegra186_xusb_padctl_remove,
		.vbus_override = tegra186_xusb_padctl_vbus_override,
		};

		static const char * const tegra186_xusb_padctl_supply_names[] = {