phy: phy-mtk-tphy: keep default value of mcu_bus_ck_gate_en

The default value of mcu_bus_ck_gate_en is 1, if clear it, will
prevent system to enter deep idle mode, so keep its default value
and without affecting PCIe function.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>

diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c
index 1e96d07..6073c25 100644 (file)
--- a/drivers/phy/mediatek/phy-mtk-tphy.c
+++ b/drivers/phy/mediatek/phy-mtk-tphy.c
@@ -688,8 +688,7 @@ static void pcie_phy_instance_power_on(struct mtk_tphy *tphy,
        u32 tmp;
 
        tmp = readl(bank->chip + U3P_U3_CHIP_GPIO_CTLD);
-       tmp &= ~(P3C_FORCE_IP_SW_RST | P3C_MCU_BUS_CK_GATE_EN |
-               P3C_REG_IP_SW_RST);
+       tmp &= ~(P3C_FORCE_IP_SW_RST | P3C_REG_IP_SW_RST);
        writel(tmp, bank->chip + U3P_U3_CHIP_GPIO_CTLD);
 
        tmp = readl(bank->chip + U3P_U3_CHIP_GPIO_CTLE);