[PATCH 3/4] arm64: dts: imx93-phyboard-segin: Add PEB-WLBT-05 overlay

Primoz Fiser primoz.fiser at norik.com
Wed Jun 18 23:39:53 PDT 2025


Add support for PEB-WLBT-05 WLAN/BT adapter on phyBOARD-Segin-i.MX93.
The PEB-WLBT-05 is equipped with a Sterling-LWB radio module, which is
capable of Wi-Fi 802.11 b/g/n and Bluetooth 4.2.

Signed-off-by: Primoz Fiser <primoz.fiser at norik.com>
---
 arch/arm64/boot/dts/freescale/Makefile        |  2 +
 .../imx93-phyboard-segin-peb-wlbt-05.dtso     | 93 +++++++++++++++++++
 2 files changed, 95 insertions(+)
 create mode 100644 arch/arm64/boot/dts/freescale/imx93-phyboard-segin-peb-wlbt-05.dtso

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index 011b2d58e4f7..3166684ab558 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -326,8 +326,10 @@ dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-nash.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-segin.dtb
 
 imx93-phyboard-segin-peb-eval-01-dtbs += imx93-phyboard-segin.dtb imx93-phyboard-segin-peb-eval-01.dtbo
+imx93-phyboard-segin-peb-wlbt-05-dtbs += imx93-phyboard-segin.dtb imx93-phyboard-segin-peb-wlbt-05.dtbo
 imx93-phycore-rpmsg-dtbs += imx93-phyboard-nash.dtb imx93-phyboard-segin.dtb imx93-phycore-rpmsg.dtbo
 dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-segin-peb-eval-01.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-segin-peb-wlbt-05.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx93-phycore-rpmsg.dtb
 
 dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba91xxca.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx93-phyboard-segin-peb-wlbt-05.dtso b/arch/arm64/boot/dts/freescale/imx93-phyboard-segin-peb-wlbt-05.dtso
new file mode 100644
index 000000000000..fba1362ced72
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx93-phyboard-segin-peb-wlbt-05.dtso
@@ -0,0 +1,93 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2025 PHYTEC Messtechnik GmbH
+ * Author: Andrej Picej <andrej.picej at norik.com>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include "imx93-pinfunc.h"
+
+&{/} {
+	usdhc3_pwrseq: usdhc3-pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		post-power-on-delay-ms = <100>;
+		power-off-delay-us = <60>;
+		reset-gpios = <&gpio4 7 GPIO_ACTIVE_LOW>;
+	};
+};
+
+&lpuart5 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart5>;
+	status = "okay";
+
+	bluetooth {
+		compatible = "brcm,bcm43438-bt";
+		shutdown-gpios = <&gpio4 13 GPIO_ACTIVE_HIGH>;
+		host-wakeup-gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>;
+		max-speed = <2000000>;
+	};
+};
+
+&usdhc3 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&pinctrl_usdhc3>, <&pinctrl_wlbt>;
+	pinctrl-1 = <&pinctrl_usdhc3_sleep>, <&pinctrl_wlbt>;
+	mmc-pwrseq = <&usdhc3_pwrseq>;
+	bus-width = <4>;
+	non-removable;
+	no-1-8-v;
+	status = "okay";
+
+	brmcf: wifi at 1 {
+		compatible = "brcm,bcm4329-fmac";
+		reg = <1>;
+	};
+};
+
+&iomuxc {
+	pinctrl_uart5: uart5grp {
+		fsl,pins = <
+			MX93_PAD_DAP_TDO_TRACESWO__LPUART5_TX	0x31e
+			MX93_PAD_DAP_TDI__LPUART5_RX		0x31e
+			MX93_PAD_DAP_TCLK_SWCLK__LPUART5_CTS_B	0x31e
+			MX93_PAD_DAP_TMS_SWDIO__LPUART5_RTS_B	0x31e
+		>;
+	};
+
+	/* need to config the SION for data and cmd pad, refer to ERR052021 */
+	pinctrl_usdhc3: usdhc3grp {
+		fsl,pins = <
+			MX93_PAD_GPIO_IO22__USDHC3_CLK		0x179e
+			MX93_PAD_GPIO_IO23__USDHC3_CMD		0x4000139e
+			MX93_PAD_GPIO_IO24__USDHC3_DATA0	0x4000139e
+			MX93_PAD_GPIO_IO25__USDHC3_DATA1	0x4000139e
+			MX93_PAD_GPIO_IO26__USDHC3_DATA2	0x4000139e
+			MX93_PAD_GPIO_IO27__USDHC3_DATA3	0x4000139e
+		>;
+	};
+
+	pinctrl_usdhc3_sleep: usdhc3sleepgrp {
+		fsl,pins = <
+			MX93_PAD_GPIO_IO22__USDHC3_CLK		0x31e
+			MX93_PAD_GPIO_IO23__USDHC3_CMD		0x31e
+			MX93_PAD_GPIO_IO24__USDHC3_DATA0	0x31e
+			MX93_PAD_GPIO_IO25__USDHC3_DATA1	0x31e
+			MX93_PAD_GPIO_IO26__USDHC3_DATA2	0x31e
+			MX93_PAD_GPIO_IO27__USDHC3_DATA3	0x31e
+		>;
+	};
+
+	pinctrl_wlbt: wlbtgrp {
+		fsl,pins = <
+			MX93_PAD_ENET1_RD3__GPIO4_IO13		0x31e	/* BT ENABLE */
+			MX93_PAD_ENET1_TXC__GPIO4_IO07		0x31e	/* WLAN ENABLE */
+			MX93_PAD_I2C1_SCL__GPIO1_IO00		0x31e	/* HOST WAKEUP */
+		>;
+	};
+};
-- 
2.34.1




More information about the linux-arm-kernel mailing list