phy: amlogic: meson8b-usb2: Power off the PHY by putting it into reset mode

Power off the PHY by putting it into reset mode.

Cc: Martin Blumenstingl <[email protected]>
Acked-by: Martin Blumenstingl <[email protected]>
Signed-off-by: Anand Moon <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Vinod Koul <[email protected]>

Author: moonlinux

drivers/phy/amlogic/phy-meson8b-usb2.c

@@ -219,6 +219,10 @@ static int phy_meson8b_usb2_power_off(struct phy *phy)
 	clk_disable_unprepare(priv->clk_usb);
 	clk_disable_unprepare(priv->clk_usb_general);
 
+	/* power off the PHY by putting it into reset mode */
+	regmap_update_bits(priv->regmap, REG_CTRL, REG_CTRL_POWER_ON_RESET,
+			   REG_CTRL_POWER_ON_RESET);
+
 	return 0;
 }