By default the GPIO pin that connects to the WiFi enable signal
inside the M.2 Key E slot is driven low, resulting in impossibility
to connect to any network. Add a DT node to expose it as an RFKILL
device, which lets the WiFi driver or userspace toggle it as
required.
Signed-off-by: Alexey Charkov <alchark@xxxxxxxxx>
---
arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
index 741f631db345..a5a104131403 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
@@ -59,6 +59,13 @@ fan: pwm-fan {
#cooling-cells = <2>;
};
+ rfkill {
+ compatible = "rfkill-gpio";
+ label = "rfkill-pcie-wlan";
+ radio-type = "wlan";
+ shutdown-gpios = <&gpio4 RK_PA2 GPIO_ACTIVE_HIGH>;
+ };
+
vcc3v3_pcie2x1l0: vcc3v3-pcie2x1l0-regulator {
compatible = "regulator-fixed";
enable-active-high;
--
2.43.0
