[PATCH 12/13] arm64: dts: rockchip: rk3308-rock-pi-s: Enable the io-domains node

Jonas Karlman jonas at kwiboo.se
Tue May 21 14:10:15 PDT 2024


The VCCIO4 io-domain used for WiFi/BT is using 1v8 IO signal voltage.

Add io-domains node with the VCCIO supplies connected on the board.

Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
---
 arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts b/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts
index f6fb90e13ad0..5c702f00b27f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts
@@ -231,6 +231,16 @@ &i2c1 {
 	status = "okay";
 };
 
+&io_domains {
+	vccio0-supply = <&vcc_io>;
+	vccio1-supply = <&vcc_io>;
+	vccio2-supply = <&vcc_io>;
+	vccio3-supply = <&vcc_io>;
+	vccio4-supply = <&vcc_1v8>;
+	vccio5-supply = <&vcc_io>;
+	status = "okay";
+};
+
 &pinctrl {
 	pinctrl-names = "default";
 	pinctrl-0 = <&rtc_32k>;
-- 
2.43.2




More information about the Linux-rockchip mailing list