From e1f31c93a8d292f2e5b17daa384feaa28453f25e Mon Sep 17 00:00:00 2001 From: Anand Moon Date: Tue, 17 Aug 2021 09:45:39 +0530 Subject: 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 Acked-by: Martin Blumenstingl Signed-off-by: Anand Moon Link: https://lore.kernel.org/r/20210817041548.1276-6-linux.amoon@gmail.com Signed-off-by: Vinod Koul --- drivers/phy/amlogic/phy-meson8b-usb2.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers') diff --git a/drivers/phy/amlogic/phy-meson8b-usb2.c b/drivers/phy/amlogic/phy-meson8b-usb2.c index 03c061dd5f0d..2aad45c55494 100644 --- a/drivers/phy/amlogic/phy-meson8b-usb2.c +++ b/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; } -- cgit v1.2.3