phy: add GVI/HDMI modes to the phy_mode enum

This patch adds more generic PHY modes to the phy_mode enum, to
allow configuring generic PHYs to the GVI/HDMI mode by
using the set_mode callback.

Change-Id: Ib859024d7bd59cd39bff5e06f2b2ca133b023414
Signed-off-by: Wyon Bi <bivvy.bi@rock-chips.com>

include/linux/phy/phy.h

@@ -45,6 +45,8 @@ enum phy_mode {
 	PHY_MODE_VIDEO_TTL,
 	PHY_MODE_PCIE_RC,
 	PHY_MODE_PCIE_EP,
+	PHY_MODE_GVI,
+	PHY_MODE_HDMI,
 };
 
 /**