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[1/4] arm64: dts: rockchip: add rfkill node for M.2 Key E WiFi on rock-5b

Message ID 20240125-rk-dts-additions-v1-1-5879275db36f@gmail.com (mailing list archive)
State New, archived
Headers show
Series RK3588 and Rock 5B dts additions: thermal, OPP, rfkill and fan | expand

Commit Message

Alexey Charkov Jan. 24, 2024, 8:30 p.m. UTC 
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@gmail.com>
---
 arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
index a0e303c3a1dc..9b7bf6cec8bd 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
@@ -58,6 +58,13 @@  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;