From: Christophe Roullier <christophe.roullier@xxxxxxxxxxx>
Add support of WLAN/BT Murata Type 1DX module:
- usart2 is used for Bluetooth interface
- sdmmc2 is used for WLAN (sdio) interface
Signed-off-by: Christophe Roullier <christophe.roullier@xxxxxxxxxxx>
Signed-off-by: Valentin Caron <valentin.caron@xxxxxxxxxxx>
---
arch/arm/boot/dts/st/stm32mp135f-dk.dts | 45 +++++++++++++++++++++++++
1 file changed, 45 insertions(+)
diff --git a/arch/arm/boot/dts/st/stm32mp135f-dk.dts b/arch/arm/boot/dts/st/stm32mp135f-dk.dts
index ef33cbf3e601c..3a276589fef79 100644
--- a/arch/arm/boot/dts/st/stm32mp135f-dk.dts
+++ b/arch/arm/boot/dts/st/stm32mp135f-dk.dts
@@ -121,6 +121,19 @@ panel_in_rgb: endpoint {
};
};
};
+
+ v3v3_ao: v3v3-ao {
+ compatible = "regulator-fixed";
+ regulator-name = "v3v3_ao";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ wifi_pwrseq: wifi-pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ reset-gpios = <&mcp23017 11 GPIO_ACTIVE_LOW>;
+ };
};
&adc_1 {
@@ -392,6 +405,30 @@ &sdmmc1 {
status = "okay";
};
+/* Wifi */
+&sdmmc2 {
+ pinctrl-names = "default", "opendrain", "sleep";
+ pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_clk_pins_a>;
+ pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_clk_pins_a>;
+ pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
+ non-removable;
+ cap-sdio-irq;
+ st,neg-edge;
+ bus-width = <4>;
+ vmmc-supply = <&v3v3_ao>;
+ mmc-pwrseq = <&wifi_pwrseq>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ brcmf: bcrmf@1 {
+ reg = <1>;
+ compatible = "brcm,bcm4329-fmac";
+ pinctrl-names = "default";
+ pinctrl-0 = <&rtc_lsco_pins_a>;
+ };
+};
+
&spi5 {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&spi5_pins_a>;
@@ -498,6 +535,14 @@ &usart2 {
pinctrl-2 = <&usart2_idle_pins_a>;
uart-has-rtscts;
status = "okay";
+
+ bluetooth {
+ shutdown-gpios = <&mcp23017 13 GPIO_ACTIVE_HIGH>;
+ compatible = "brcm,bcm43438-bt";
+ max-speed = <3000000>;
+ vbat-supply = <&v3v3_ao>;
+ vddio-supply = <&v3v3_ao>;
+ };
};
&usbh_ehci {
--
2.25.1
