usb: phy: tegra: Get PHY mode using DT
Added a new PHY mode to support OTG. Obtained Tegra USB PHY mode using DT property. Signed-off-by: Venu Byravarasu <vbyravarasu@nvidia.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
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committed by
Felipe Balbi

parent
9e69fae1a8
commit
9cd9384c73
@@ -687,7 +687,7 @@ static int tegra_usb_phy_suspend(struct usb_phy *x, int suspend)
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}
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struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance,
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void __iomem *regs, void *config, enum tegra_usb_phy_mode phy_mode,
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void __iomem *regs, void *config,
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void (*set_pts)(struct usb_phy *x, u8 pts_val),
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void (*set_phcd)(struct usb_phy *x, bool enable))
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@@ -705,7 +705,6 @@ struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance,
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phy->instance = instance;
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phy->regs = regs;
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phy->config = config;
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phy->mode = phy_mode;
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phy->dev = dev;
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phy->is_legacy_phy =
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of_property_read_bool(np, "nvidia,has-legacy-mode");
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@@ -717,6 +716,16 @@ struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance,
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else
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phy->is_ulpi_phy = true;
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err = of_property_match_string(np, "dr_mode", "otg");
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if (err < 0) {
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err = of_property_match_string(np, "dr_mode", "peripheral");
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if (err < 0)
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phy->mode = TEGRA_USB_PHY_MODE_HOST;
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else
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phy->mode = TEGRA_USB_PHY_MODE_DEVICE;
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} else
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phy->mode = TEGRA_USB_PHY_MODE_OTG;
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if (!phy->config) {
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if (phy->is_ulpi_phy) {
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pr_err("%s: ulpi phy configuration missing", __func__);
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