Hi,
Am Mittwoch, 10. Juli 2024, 16:19:56 CEST schrieb Anand Moon:
> Add missing pinctrl settings for PCIe 3.0 x4 clock request and wake
> signals. Rename node from 'pcie3' to 'pcie30x4' to align with schematic
> nomenclature.
>
> Signed-off-by: Anand Moon <linux.amoon@xxxxxxxxx>
> ---
> .../boot/dts/rockchip/rk3588-rock-5b.dts | 20 +++++++++++++------
> 1 file changed, 14 insertions(+), 6 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> index 2e7512676b7e..a9b55b7996cf 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> @@ -301,7 +301,7 @@ &pcie30phy {
>
> &pcie3x4 {
> pinctrl-names = "default";
> - pinctrl-0 = <&pcie3_rst>;
> + pinctrl-0 = <&pcie30x4_perstn_m1 &pcie30x4_clkreqn_m1 &pcie30x4_waken_m1>;
> reset-gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>;
> vpcie3v3-supply = <&vcc3v3_pcie30>;
> status = "okay";
> @@ -340,14 +340,22 @@ pcie2_2_rst: pcie2-2-rst {
> };
> };
>
> - pcie3 {
> - pcie3_rst: pcie3-rst {
> - rockchip,pins = <4 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
> - };
> -
> + pcie30x4 {
> pcie3_vcc3v3_en: pcie3-vcc3v3-en {
> rockchip,pins = <1 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
> };
> +
> + pcie30x4_clkreqn_m1: pcie30x4-clkreqn-m1 {
> + rockchip,pins = <4 RK_PB4 RK_FUNC_GPIO &pcfg_pull_up>;
> + };
> +
> + pcie30x4_waken_m1: pcie30x4-waken-m1 {
> + rockchip,pins = <4 RK_PB5 RK_FUNC_GPIO &pcfg_pull_down>;
> + };
> +
> + pcie30x4_perstn_m1: pcie30x4-perstn-m1 {
> + rockchip,pins = <4 RK_PB6 RK_FUNC_GPIO &pcfg_pull_down>;
> + };
I'm not sure what you're going for here, but defining them as gpio makes
them essentially unused? Shouldn't they go to the pcie controller?
