We only needs to define the needed 3v3 voltage for the PCIE controller,
and enable both the controller and phy.
Since I only own Rock5B boards for RK3588, I can not test for sure for
other boards, thus this patch only enables the PCIE controller/phy for
Rock5B.
Signed-off-by: Qu Wenruo <wqu@xxxxxxxx>
---
.../boot/dts/rockchip/rk3588-rock-5b.dts | 22 +++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
index d2f1e963ce06..75015f065ceb 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
@@ -2,6 +2,7 @@
/dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
#include "rk3588.dtsi"
/ {
@@ -25,6 +26,17 @@ vcc5v0_sys: vcc5v0-sys-regulator {
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
+
+ vcc3v3_pcie30: vcc3v3-pcie30 {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc3v3_pcie30";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpios = <&gpio1 RK_PA4 GPIO_ACTIVE_HIGH>;
+ startup-delay-us = <5000>;
+ vin-supply = <&vcc5v0_sys>;
+ };
};
&sdhci {
@@ -38,6 +50,16 @@ &sdhci {
status = "okay";
};
+&pcie30phy {
+ status = "okay";
+};
+
+&pcie3x4 {
+ reset-gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>;
+ vpcie3v3-supply = <&vcc3v3_pcie30>;
+ status = "okay";
+};
+
&uart2 {
pinctrl-0 = <&uart2m0_xfer>;
status = "okay";
--
2.39.1
