Re: [PATCH] arm64: dts: rockchip: helios64: add variables for pcie completion

From: Florian Klink
Date: Mon Nov 01 2021 - 05:51:22 EST


Acked-By: Florian Klink <flokli@xxxxxxxxx>

On 21-10-28 19:53:19, Dennis Gilmore wrote:
without ep-gpios defined u-boot does not initialise PCIe
rockchip_pcie pcie@f8000000: failed to find ep-gpios property

additionally set max-link-speed and pinctrl-names for completeness

with this patch and the ones from Florian Klink applied to the dts
file in u-boot sata drives show up in both u-boot and linux

Signed-off-by: Dennis Gilmore <dgilmore@xxxxxxxxxx>
---
arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts b/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
index 9c2b45012daa..1e4042a7fdc3 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
@@ -534,7 +534,10 @@ &pcie_phy {
};

&pcie0 {
+ ep-gpios = <&gpio2 RK_PD4 GPIO_ACTIVE_HIGH>;
+ max-link-speed = <2>;
num-lanes = <2>;
+ pinctrl-names = "default";
status = "okay";

vpcie12v-supply = <&vcc12v_dcin>;
--
2.32.0

--
Florian Klink