[PATCH v2 4/8] clk: rk3399: Enable/Disable the PCIEPHY clk
Jagan Teki
jagan at amarulasolutions.com
Thu Apr 30 09:04:08 CEST 2020
Enable/Disable the PCIEPHY clk for rk3399.
CLK is clear in both enable and disable functionality.
Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
---
Changes for v2:
- clear the clk in enable
drivers/clk/rockchip/clk_rk3399.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/clk/rockchip/clk_rk3399.c b/drivers/clk/rockchip/clk_rk3399.c
index df70e9fa88..7feba92f9e 100644
--- a/drivers/clk/rockchip/clk_rk3399.c
+++ b/drivers/clk/rockchip/clk_rk3399.c
@@ -1136,6 +1136,9 @@ static int rk3399_clk_enable(struct clk *clk)
case HCLK_HOST1_ARB:
rk_clrreg(&priv->cru->clksel_con[20], BIT(8));
break;
+ case SCLK_PCIEPHY_REF:
+ rk_clrreg(&priv->cru->clksel_con[18], BIT(10));
+ break;
default:
debug("%s: unsupported clk %ld\n", __func__, clk->id);
return -ENOENT;
@@ -1209,6 +1212,9 @@ static int rk3399_clk_disable(struct clk *clk)
case HCLK_HOST1_ARB:
rk_setreg(&priv->cru->clksel_con[20], BIT(8));
break;
+ case SCLK_PCIEPHY_REF:
+ rk_clrreg(&priv->cru->clksel_con[18], BIT(10));
+ break;
default:
debug("%s: unsupported clk %ld\n", __func__, clk->id);
return -ENOENT;
--
2.17.1
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