xref: /linux/arch/arm/boot/dts/ti/omap/am335x-boneblack-wireless.dts (revision cdd5b5a9761fd66d17586e4f4ba6588c70e640ea)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2012 Texas Instruments Incorporated - https://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 "am335x-boneblack-hdmi.dtsi"
11#include <dt-bindings/interrupt-controller/irq.h>
12
13/ {
14	model = "TI AM335x BeagleBone Black Wireless";
15	compatible = "ti,am335x-bone-black-wireless", "ti,am335x-bone-black", "ti,am335x-bone", "ti,am33xx";
16
17	wlan_en_reg: fixedregulator@2 {
18		compatible = "regulator-fixed";
19		regulator-name = "wlan-en-regulator";
20		regulator-min-microvolt = <1800000>;
21		regulator-max-microvolt = <1800000>;
22		startup-delay-us = <70000>;
23
24		/* WL_EN */
25		gpio = <&gpio3 9 0>;
26		enable-active-high;
27	};
28};
29
30&am33xx_pinmux {
31	bt_pins: bt-pins {
32		pinctrl-single,pins = <
33			AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLUP, MUX_MODE7)	/* gmii1_txd0.gpio0_28 - BT_EN */
34		>;
35	};
36
37	mmc3_pins: mmc3-pins {
38		pinctrl-single,pins = <
39			AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLUP, MUX_MODE6 ) /* (L15) gmii1_rxd1.mmc2_clk */
40			AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_INPUT_PULLUP, MUX_MODE6 ) /* (J16) gmii1_txen.mmc2_cmd */
41			AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLUP, MUX_MODE5 ) /* (J17) gmii1_rxdv.mmc2_dat0 */
42			AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_INPUT_PULLUP, MUX_MODE5 ) /* (J18) gmii1_txd3.mmc2_dat1 */
43			AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_INPUT_PULLUP, MUX_MODE5 ) /* (K15) gmii1_txd2.mmc2_dat2 */
44			AM33XX_PADCONF(AM335X_PIN_MII1_COL, PIN_INPUT_PULLUP, MUX_MODE5 ) /* (H16) gmii1_col.mmc2_dat3 */
45		>;
46	};
47
48	uart3_pins: uart3-pins {
49		pinctrl-single,pins = <
50			AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLUP, MUX_MODE1)	/* gmii1_rxd3.uart3_rxd */
51			AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE1)	/* gmii1_rxd2.uart3_txd */
52			AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT, MUX_MODE3)		/* mdio_data.uart3_ctsn */
53			AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLDOWN, MUX_MODE3)	/* mdio_clk.uart3_rtsn */
54		>;
55	};
56
57	wl18xx_pins: wl18xx-pins {
58		pinctrl-single,pins = <
59			AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_OUTPUT_PULLDOWN, MUX_MODE7)	/* gmii1_txclk.gpio3_9 WL_EN */
60			AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLDOWN, MUX_MODE7)	/* rmii1_refclk.gpio0_29 WL_IRQ */
61			AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_OUTPUT_PULLUP, MUX_MODE7)	/* gmii1_rxclk.gpio3_10 LS_BUF_EN */
62		>;
63	};
64};
65
66&mac_sw {
67	status = "disabled";
68};
69
70&mmc3 {
71	dmas = <&edma_xbar 12 0 1
72		&edma_xbar 13 0 2>;
73	dma-names = "tx", "rx";
74	status = "okay";
75	vmmc-supply = <&wlan_en_reg>;
76	bus-width = <4>;
77	non-removable;
78	cap-power-off-card;
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-hog {
106		gpio-hog;
107		gpios = <10 GPIO_ACTIVE_HIGH>;
108		output-high;
109		line-name = "LS_BUF_EN";
110	};
111};
112