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85 lines
2.1 KiB
Diff
85 lines
2.1 KiB
Diff
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From 6b44fdef4c7ad112e17d7cbd64d7d522a426d6e4 Mon Sep 17 00:00:00 2001
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From: Christophe Roullier <christophe.roullier@foss.st.com>
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Date: Tue, 27 Aug 2024 16:04:52 +0200
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Subject: [PATCH] ARM: dts: stm32: add support of WLAN/BT on stm32mp135f-dk
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Add support of WLAN/BT Murata Type 1DX module:
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- usart2 is used for Bluetooth interface
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- sdmmc2 is used for WLAN (sdio) interface
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Signed-off-by: Christophe Roullier <christophe.roullier@foss.st.com>
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Signed-off-by: Valentin Caron <valentin.caron@foss.st.com>
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Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
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---
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arch/arm/boot/dts/st/stm32mp135f-dk.dts | 45 +++++++++++++++++++++++++
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1 file changed, 45 insertions(+)
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--- a/arch/arm/boot/dts/st/stm32mp135f-dk.dts
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+++ b/arch/arm/boot/dts/st/stm32mp135f-dk.dts
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@@ -67,6 +67,19 @@
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default-state = "off";
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};
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};
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+
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+ v3v3_ao: v3v3-ao {
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+ compatible = "regulator-fixed";
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+ regulator-name = "v3v3_ao";
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ regulator-always-on;
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+ };
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+
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+ wifi_pwrseq: wifi-pwrseq {
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+ compatible = "mmc-pwrseq-simple";
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+ reset-gpios = <&mcp23017 11 GPIO_ACTIVE_LOW>;
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+ };
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};
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&adc_1 {
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@@ -230,6 +243,30 @@
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status = "okay";
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};
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+/* Wifi */
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+&sdmmc2 {
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+ pinctrl-names = "default", "opendrain", "sleep";
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+ pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_clk_pins_a>;
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+ pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_clk_pins_a>;
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+ pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
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+ non-removable;
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+ cap-sdio-irq;
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+ st,neg-edge;
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+ bus-width = <4>;
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+ vmmc-supply = <&v3v3_ao>;
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+ mmc-pwrseq = <&wifi_pwrseq>;
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ status = "okay";
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+
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+ brcmf: bcrmf@1 {
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+ reg = <1>;
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+ compatible = "brcm,bcm4329-fmac";
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&rtc_lsco_pins_a>;
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+ };
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+};
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+
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&spi5 {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&spi5_pins_a>;
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@@ -332,6 +369,14 @@
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pinctrl-2 = <&usart2_idle_pins_a>;
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uart-has-rtscts;
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status = "okay";
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+
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+ bluetooth {
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+ shutdown-gpios = <&mcp23017 13 GPIO_ACTIVE_HIGH>;
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+ compatible = "brcm,bcm43438-bt";
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+ max-speed = <3000000>;
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+ vbat-supply = <&v3v3_ao>;
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+ vddio-supply = <&v3v3_ao>;
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+ };
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};
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&usbh_ehci {
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