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arm64: dts: rockchip: Fix PCIe reset polarity for rk3399-puma-haikou.

PATCH New Christoph Muellner 2 participants 2 messages Nov 13, 2018

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PATCH 1/1 arm64: dts: rockchip: Fix PCIe reset polarity for rk3399-puma-haikou.

This patch fixes the wrong polarity setting for the PCIe host driver's pre-reset pin for rk3399-puma-haikou. Without this patch link training will most likely fail.

---
 arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts +1 -1
index 2dceeea29b83..1e6a71066c16 100644
@@ -153,7 +153,7 @@
 };
 
 &pcie0 {
-	ep-gpios = <&gpio4 RK_PC6 GPIO_ACTIVE_LOW>;
+	ep-gpios = <&gpio4 RK_PC6 GPIO_ACTIVE_HIGH>;
 	num-lanes = <4>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&pcie_clkreqn_cpm>;
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#1 lore raw

PATCH 1/1 arm64: dts: rockchip: Fix PCIe reset polarity for rk3399-puma-haikou.

Hi Christoph,

Am Dienstag, 13. November 2018, 11:25:35 CET schrieb Christoph Muellner:

Quoted 5 lines

This patch fixes the wrong polarity setting for the PCIe host driver's pre-reset pin for rk3399-puma-haikou. Without this patch link training will most likely fail.

I've added a Fixes-tag pointing to the original commit and applied it as fix for 4.20

Thanks
Heiko