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phy: tegra: xusb: Add support to get companion USB 3 port

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Tegra XUSB host, device mode driver requires the USB 3 companion port
number for corresponding USB 2 port. Add API to retrieve the same.

Signed-off-by: Nagarjuna Kristam <nkristam@nvidia.com>
Reviewed-by: JC Kuo <jckuo@nvidia.com>
Acked-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Nagarjuna Kristam
2020-02-10 13:41:31 +05:30
committed by Thierry Reding
parent e8f7d2f409
commit 5a40fc4b93
2 changed files with 23 additions and 0 deletions
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include/linux/phy/tegra/xusb.h
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@@ -21,4 +21,6 @@ int tegra_xusb_padctl_usb3_set_lfps_detect(struct tegra_xusb_padctl *padctl,
int tegra_xusb_padctl_set_vbus_override(struct tegra_xusb_padctl *padctl,
bool val);
int tegra_phy_xusb_utmi_port_reset(struct phy *phy);
int tegra_xusb_padctl_get_usb3_companion(struct tegra_xusb_padctl *padctl,
unsigned int port);
#endif /* PHY_TEGRA_XUSB_H */