arm64: dts: rockchip: add WLAN to rk3588-evb1 controller

The RK3588 EVB1 has an onboard AP6275P WLAN/BT module. This adds
support for the WLAN side, which is connected to the second
PCIe bus. The Bluetooth side is connected to UART and handled
separately.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20241210162452.116767-1-sebastian.reichel@collabora.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts
index d6e464cdc53612dec2a38b43cf5dab047a6901df..ba49f0bbaac62356cbd537d3178be094a311ae66 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts
@@ -206,6 +206,28 @@
                pinctrl-0 = <&vcc3v3_pcie30_en>;
        };
 
+       vcc3v3_pciewl_vbat: regulator-vcc3v3-pciewl-vbat {
+               compatible = "regulator-fixed";
+               regulator-always-on;
+               regulator-boot-on;
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-name = "wlan-vbat";
+               vin-supply = <&vcc_3v3_s0>;
+       };
+
+       vcc3v3_wlan: regulator-vcc3v3-wlan {
+               compatible = "regulator-fixed";
+               enable-active-high;
+               gpios = <&gpio3 RK_PB1 GPIO_ACTIVE_HIGH>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&wifi_pwren>;
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-name = "wlan-en";
+               vin-supply = <&vcc3v3_pciewl_vbat>;
+       };
+
        vcc5v0_host: regulator-vcc5v0-host {
                compatible = "regulator-fixed";
                regulator-name = "vcc5v0_host";
@@ -249,12 +271,26 @@
                regulator-max-microvolt = <5000000>;
                vin-supply = <&vcc5v0_usbdcin>;
        };
+
+       vccio_wl: regulator-vccio-wl {
+               compatible = "regulator-fixed";
+               regulator-always-on;
+               regulator-boot-on;
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <1800000>;
+               regulator-name = "wlan-vddio";
+               vin-supply = <&vcc_1v8_s0>;
+       };
 };
 
 &combphy0_ps {
        status = "okay";
 };
 
+&combphy1_ps {
+       status = "okay";
+};
+
 &combphy2_psu {
        status = "okay";
 };
@@ -440,6 +476,30 @@
        };
 };
 
+&pcie2x1l0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pcie2_0_rst>, <&pcie2_0_wake>, <&pcie2_0_clkreq>, <&wifi_host_wake_irq>;
+       reset-gpios = <&gpio4 RK_PA5 GPIO_ACTIVE_HIGH>;
+       vpcie3v3-supply = <&vcc3v3_wlan>;
+       status = "okay";
+
+       pcie@0,0 {
+               reg = <0x200000 0 0 0 0>;
+               #address-cells = <3>;
+               #size-cells = <2>;
+               ranges;
+               device_type = "pci";
+               bus-range = <0x20 0x2f>;
+
+               wifi: wifi@0,0 {
+                       compatible = "pci14e4,449d";
+                       reg = <0x210000 0 0 0 0>;
+                       clocks = <&hym8563>;
+                       clock-names = "lpo";
+               };
+       };
+};
+
 &pcie2x1l1 {
        reset-gpios = <&gpio4 RK_PA2 GPIO_ACTIVE_HIGH>;
        pinctrl-names = "default";
@@ -494,6 +554,18 @@
        };
 
        pcie2 {
+               pcie2_0_rst: pcie2-0-rst {
+                       rockchip,pins = <4 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+
+               pcie2_0_wake: pcie2-0-wake {
+                       rockchip,pins = <4 RK_PA4 4 &pcfg_pull_none>;
+               };
+
+               pcie2_0_clkreq: pcie2-0-clkreq {
+                       rockchip,pins = <4 RK_PA3 4 &pcfg_pull_none>;
+               };
+
                pcie2_1_rst: pcie2-1-rst {
                        rockchip,pins = <4 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
                };
@@ -524,6 +596,16 @@
                        rockchip,pins = <3 RK_PB4 RK_FUNC_GPIO &pcfg_pull_up>;
                };
        };
+
+       wlan {
+               wifi_host_wake_irq: wifi-host-wake-irq {
+                       rockchip,pins = <3 RK_PA7 RK_FUNC_GPIO &pcfg_pull_down>;
+               };
+
+               wifi_pwren: wifi-pwren {
+                       rockchip,pins = <3 RK_PB1 RK_FUNC_GPIO &pcfg_pull_up>;
+               };
+       };
 };
 
 &pwm2 {