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

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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>
This commit is contained in:
Chunfeng Yun 2018-03-12 13:25:38 +08:00 committed by Kishon Vijay Abraham I
parent 124380cb0e
commit 4036325609
1 changed files with 1 additions and 2 deletions
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3
drivers/phy/mediatek/phy-mtk-tphy.c
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@ -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);