Re: [PATCH 2/6] arm64: dts: rockchip: Add AP6275P wireless support for Khadas Edge 2L

Heiko Stuebner
2026-04-27T12:25:56Z

Am Mittwoch, 25. März 2026, 06:46:10 Mitteleuropäische Sommerzeit schrieb Gray Huang:
> The Khadas Edge 2L board uses the Ampak AP6275P (BCM43752) PCIe
> Wi-Fi 6 module.
>
> Enable the pcie0 controller and add the Wi-Fi module as its child
> node. Additionally, enable the HYM8563 RTC to provide the 32.768kHz
> LPO clock required by the Wi-Fi module, along with the necessary
> CombPHY and fixed regulator.
>
> Signed-off-by: Gray Huang <gray.huang@wesion.com>

Please make this 2 patches:
- add the rtc
- add the wifi using the rtc

> ---
> .../dts/rockchip/rk3576-khadas-edge-2l.dts | 71 ++++++++++++++++++-
> 1 file changed, 70 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts b/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
> index 5781deae00d9..09cb0f0d6dcf 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3576-khadas-edge-2l.dts
> @@ -47,7 +47,19 @@ vcc_2v0_pldo_s3: regulator-vcc-2v0-pldo-s3 {
> vin-supply = <&vcc_sys>;
> };
>
> -
> + vcc_wifi_reg_on: regulator-wifi-reg-on {
> + compatible = "regulator-fixed";
> + enable-active-high;
> + gpios = <&gpio4 RK_PA2 GPIO_ACTIVE_HIGH>;
> + pinctrl-0 = <&wifi_reg_on>;
> + pinctrl-names = "default";
> + regulator-name = "wifi_reg_on";
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + vin-supply = <&vcc_1v8_s3>;
> + };
> };
>
> &cpu_l0 {
> @@ -431,6 +443,63 @@ regulator-state-mem {
> };
> };
>
> +&combphy0_ps {
> + status = "okay";
> +};

also please sort also phandles alphabetically, i.e. pcie2 between
c-something and i2c is the wrong place :-)

Heiko

> +
> +&pcie0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pcie0_rst>;