109 lines
2.7 KiB
Plaintext
109 lines
2.7 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
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/*
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* Copyright (C) 2025 PHYTEC Messtechnik GmbH
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*/
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#include <dt-bindings/clock/imx8mp-clock.h>
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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#include "imx8mp-pinfunc.h"
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/dts-v1/;
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/plugin/;
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&{/} {
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wlbt_clock: clock-32768 {
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compatible = "fixed-clock";
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clock-accuracy = <20000>;
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clock-frequency = <32768>;
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clock-output-names = "WIFIBT_SLOW_CLK";
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#clock-cells = <0>;
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};
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usdhc1_pwrseq: pwr-seq {
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compatible = "mmc-pwrseq-simple";
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post-power-on-delay-ms = <250>;
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reset-gpios = <&gpio5 5 GPIO_ACTIVE_LOW>;
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};
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};
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&iomuxc {
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pinctrl_uart3: uart3grp {
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fsl,pins = <
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MX8MP_IOMUXC_SD1_RESET_B__UART3_DCE_RTS 0x140 /* RTS */
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MX8MP_IOMUXC_SD1_STROBE__UART3_DCE_CTS 0x140 /* CTS */
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MX8MP_IOMUXC_UART3_RXD__UART3_DCE_RX 0x140 /* RX */
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MX8MP_IOMUXC_UART3_TXD__UART3_DCE_TX 0x140 /* TX */
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>;
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};
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pinctrl_bluetooth: bluetoothgrp {
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fsl,pins = <
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MX8MP_IOMUXC_SD1_DATA4__GPIO2_IO06 0x106 /* BT_DEV_WAKE_EXP */
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MX8MP_IOMUXC_SD1_DATA5__GPIO2_IO07 0x106 /* BT_REG_ON_EXP */
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MX8MP_IOMUXC_SD1_DATA7__GPIO2_IO09 0x106 /* BT_HOST_WAKE_EXP */
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>;
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};
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pinctrl_usdhc1: usdhc1grp {
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fsl,pins = <
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MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x190 /* SDIO_CLK */
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MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d0 /* SDIO_CMD */
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MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d0 /* SDIO_D0 */
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MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d0 /* SDIO_D1 */
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MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d0 /* SDIO_D2 */
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MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d0 /* SDIO_D3 */
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>;
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};
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pinctrl_wifi: wifigrp {
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fsl,pins = <
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MX8MP_IOMUXC_SPDIF_EXT_CLK__GPIO5_IO05 0x106 /* WL_REG_ON_EXP */
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>;
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};
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};
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&uart3 {
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assigned-clocks = <&clk IMX8MP_CLK_UART3>;
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assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_80M>;
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pinctrl-0 = <&pinctrl_uart3>;
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pinctrl-names = "default";
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uart-has-rtscts;
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status = "okay";
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bluetooth {
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compatible = "brcm,bcm43438-bt";
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pinctrl-0 = <&pinctrl_bluetooth>;
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pinctrl-names = "default";
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clock-names = "lpo";
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clocks = <&wlbt_clock>;
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device-wakeup-gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>;
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host-wakeup-gpios = <&gpio2 9 GPIO_ACTIVE_HIGH>;
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max-speed = <3000000>;
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shutdown-gpios = <&gpio2 7 GPIO_ACTIVE_HIGH>;
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vbat-supply = <®_vcc_3v3_sw>;
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vddio-supply = <®_vcc_1v8_exp_con>;
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};
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};
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&usdhc1 {
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#address-cells = <1>;
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#size-cells = <0>;
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pinctrl-0 = <&pinctrl_usdhc1>;
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pinctrl-names = "default";
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bus-width = <4>;
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max-frequency = <50000000>;
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mmc-pwrseq = <&usdhc1_pwrseq>;
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non-removable;
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vmmc-supply = <®_vcc_3v3_sw>;
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status = "okay";
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wifi@1 {
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compatible = "brcm,bcm4329-fmac";
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reg = <1>;
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pinctrl-0 = <&pinctrl_wifi>;
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pinctrl-names = "default";
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reset-gpios = <&gpio5 5 GPIO_ACTIVE_LOW>;
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};
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};
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