On 06/09/2022 13:47, Tom Fitzhenry wrote:
Pinephone Pro includes a AzureWave AW-CM256SM wifi (sdio0) and
bt (uart0) combo module, which is based on Cypress
CYP43455 (BCM43455).
Signed-off-by: Tom Fitzhenry <tom@xxxxxxxxxxxxxxxxxxx>
---
.../dts/rockchip/rk3399-pinephone-pro.dts | 69 +++++++++++++++++++
1 file changed, 69 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
index 2e058c3150256..096238126e4c1 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
@@ -43,6 +43,20 @@ key-power {
};
};
+ /* Power sequence for SDIO WiFi module */
This comment isn't needed, instead give the node a better name/label
+ sdio_pwrseq: sdio-pwrseq {
wifi_pwrseq: sdio-pwrseq-wifi {
+ compatible = "mmc-pwrseq-simple";
+ clocks = <&rk818 1>;
+ clock-names = "ext_clock";
+ pinctrl-names = "default";
+ pinctrl-0 = <&wifi_enable_h_pin>;
+ post-power-on-delay-ms = <100>;
+ power-off-delay-us = <500000>;
+
+ /* WL_REG_ON on module */
+ reset-gpios = <&gpio0 RK_PB2 GPIO_ACTIVE_LOW>;
+ };
+
vcc_sys: vcc-sys-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc_sys";
@@ -360,11 +374,31 @@ vsel2_pin: vsel2-pin {
};
};
+ sdio-pwrseq {
+ wifi_enable_h_pin: wifi-enable-h-pin {
+ rockchip,pins = <0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
sound {
vcc1v8_codec_en: vcc1v8-codec-en {
rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_down>;
};
};
+
+ wireless-bluetooth {
+ bt_wake_pin: bt-wake-pin {
+ rockchip,pins = <2 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+
+ bt_host_wake_pin: bt-host-wake-pin {
+ rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+
+ bt_reset_pin: bt-reset-pin {
+ rockchip,pins = <0 RK_PB1 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
};
&sdmmc {
@@ -380,6 +414,20 @@ &sdmmc {
status = "okay";
};
+&sdio0 {
+ bus-width = <4>;
+ cap-sd-highspeed;
+ cap-sdio-irq;
+ disable-wp;
+ keep-power-in-suspend;
+ mmc-pwrseq = <&sdio_pwrseq>;
+ non-removable;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk>;
+ sd-uhs-sdr104;
+ status = "okay";
+};
+
&sdhci {
bus-width = <8>;
mmc-hs200-1_8v;
@@ -393,6 +441,27 @@ &tsadc {
status = "okay";
};
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
+ uart-has-rtscts;
+ status = "okay";
+
+ bluetooth {
+ compatible = "brcm,bcm4345c5";
+ clocks = <&rk818 1>;
+ clock-names = "lpo";
+ device-wakeup-gpios = <&gpio2 RK_PD2 GPIO_ACTIVE_HIGH>;
+ host-wakeup-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
+ max-speed = <1500000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&bt_host_wake_pin &bt_wake_pin &bt_reset_pin>;
+ shutdown-gpios = <&gpio0 RK_PB1 GPIO_ACTIVE_HIGH>;
+ vbat-supply = <&vcc3v3_sys>;
+ vddio-supply = <&vcc_1v8>;
+ };
+};
+
&uart2 {
status = "okay";
};
--
2.37.1
