1// SPDX-License-Identifier: GPL-2.0-only
  2/*
  3 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
  4 */
  5/dts-v1/;
  6
  7#include "am33xx.dtsi"
  8#include "am335x-bone-common.dtsi"
  9#include "am335x-boneblack-common.dtsi"
 10#include <dt-bindings/interrupt-controller/irq.h>
 11
 12/ {
 13	model = "TI AM335x BeagleBone Black Wireless";
 14	compatible = "ti,am335x-bone-black-wireless", "ti,am335x-bone-black", "ti,am335x-bone", "ti,am33xx";
 15
 16	wlan_en_reg: fixedregulator@2 {
 17		compatible = "regulator-fixed";
 18		regulator-name = "wlan-en-regulator";
 19		regulator-min-microvolt = <1800000>;
 20		regulator-max-microvolt = <1800000>;
 21		startup-delay-us= <70000>;
 22
 23		/* WL_EN */
 24		gpio = <&gpio3 9 0>;
 25		enable-active-high;
 26	};
 27};
 28
 29&am33xx_pinmux {
 30	bt_pins: pinmux_bt_pins {
 31		pinctrl-single,pins = <
 32			AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLUP, MUX_MODE7)	/* gmii1_txd0.gpio0_28 - BT_EN */
 33		>;
 34	};
 35
 36	mmc3_pins: pinmux_mmc3_pins {
 37		pinctrl-single,pins = <
 38			AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLUP, MUX_MODE6 ) /* (L15) gmii1_rxd1.mmc2_clk */
 39			AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_INPUT_PULLUP, MUX_MODE6 ) /* (J16) gmii1_txen.mmc2_cmd */
 40			AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLUP, MUX_MODE5 ) /* (J17) gmii1_rxdv.mmc2_dat0 */
 41			AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_INPUT_PULLUP, MUX_MODE5 ) /* (J18) gmii1_txd3.mmc2_dat1 */
 42			AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_INPUT_PULLUP, MUX_MODE5 ) /* (K15) gmii1_txd2.mmc2_dat2 */
 43			AM33XX_PADCONF(AM335X_PIN_MII1_COL, PIN_INPUT_PULLUP, MUX_MODE5 ) /* (H16) gmii1_col.mmc2_dat3 */
 44		>;
 45	};
 46
 47	uart3_pins: pinmux_uart3_pins {
 48		pinctrl-single,pins = <
 49			AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLUP, MUX_MODE1)	/* gmii1_rxd3.uart3_rxd */
 50			AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE1)	/* gmii1_rxd2.uart3_txd */
 51			AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT, MUX_MODE3)		/* mdio_data.uart3_ctsn */
 52			AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLDOWN, MUX_MODE3)	/* mdio_clk.uart3_rtsn */
 53		>;
 54	};
 55
 56	wl18xx_pins: pinmux_wl18xx_pins {
 57		pinctrl-single,pins = <
 58			AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_OUTPUT_PULLDOWN, MUX_MODE7)	/* gmii1_txclk.gpio3_9 WL_EN */
 59			AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)	/* rmii1_refclk.gpio0_29 WL_IRQ */
 60			AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_OUTPUT_PULLUP, MUX_MODE7)	/* gmii1_rxclk.gpio3_10 LS_BUF_EN */
 61		>;
 62	};
 63};
 64
 65&mac {
 66	status = "disabled";
 67};
 68
 69&mmc3 {
 70	dmas = <&edma_xbar 12 0 1
 71		&edma_xbar 13 0 2>;
 72	dma-names = "tx", "rx";
 73	status = "okay";
 74	vmmc-supply = <&wlan_en_reg>;
 75	bus-width = <4>;
 76	non-removable;
 77	cap-power-off-card;
 78	ti,needs-special-hs-handling;
 79	keep-power-in-suspend;
 80	pinctrl-names = "default";
 81	pinctrl-0 = <&mmc3_pins &wl18xx_pins>;
 82
 83	#address-cells = <1>;
 84	#size-cells = <0>;
 85	wlcore: wlcore@2 {
 86		compatible = "ti,wl1835";
 87		reg = <2>;
 88		interrupt-parent = <&gpio0>;
 89		interrupts = <29 IRQ_TYPE_EDGE_RISING>;
 90	};
 91};
 92
 93&uart3 {
 94	pinctrl-names = "default";
 95	pinctrl-0 = <&uart3_pins &bt_pins>;
 96	status = "okay";
 97
 98	bluetooth {
 99		compatible = "ti,wl1835-st";
100		enable-gpios = <&gpio0 28 GPIO_ACTIVE_HIGH>;
101	};
102};
103
104&gpio3 {
105	ls_buf_en {
106		gpio-hog;
107		gpios = <10 GPIO_ACTIVE_HIGH>;
108		output-high;
109		line-name = "LS_BUF_EN";
110	};
111};