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clk: rockchip: add pll_wait_lock for pll_enable

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if pll is power down,when power up pll need wait pll lock.

Change-Id: I2e795a682a0c9712b41e00ddf054065dde4a5c7c
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
This commit is contained in:
Elaine Zhang 2017-02-21 16:50:51 +08:00 committed by Huang, Tao
parent 0ee3686bdf
commit bb3fdd8743
1 changed files with 3 additions and 0 deletions
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3
drivers/clk/rockchip/clk-pll.c
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@ -475,6 +475,7 @@ static int rockchip_rk3036_pll_enable(struct clk_hw *hw)
writel(HIWORD_UPDATE(0, RK3036_PLLCON1_PWRDOWN, 0),
pll->reg_base + RK3036_PLLCON(1));
rockchip_pll_wait_lock(pll);
return 0;
}
@ -720,6 +721,7 @@ static int rockchip_rk3066_pll_enable(struct clk_hw *hw)
writel(HIWORD_UPDATE(0, RK3066_PLLCON3_PWRDOWN, 0),
pll->reg_base + RK3066_PLLCON(3));
rockchip_pll_wait_lock(pll);
return 0;
}
@ -1132,6 +1134,7 @@ static int rockchip_rk3399_pll_enable(struct clk_hw *hw)
writel(HIWORD_UPDATE(0, RK3399_PLLCON3_PWRDOWN, 0),
pll->reg_base + RK3399_PLLCON(3));
rockchip_rk3399_pll_wait_lock(pll);
return 0;
}