xref: /linux/arch/arm/boot/dts/ti/omap/omap4-var-som-om44-wlan.dtsi (revision 34069d12e239ae8f36dd96c378e4622fb1c42a76)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2014 Joachim Eastwood <manabian@gmail.com>
4 */
5
6/ {
7	/* regulator for wl12xx on sdio4 */
8	wl12xx_vmmc: wl12xx_vmmc {
9		pinctrl-names = "default";
10		pinctrl-0 = <&wl12xx_ctrl_pins>;
11		compatible = "regulator-fixed";
12		regulator-name = "vwl1271";
13		regulator-min-microvolt = <1800000>;
14		regulator-max-microvolt = <1800000>;
15		gpio = <&gpio2 11 GPIO_ACTIVE_HIGH>;	/* gpio 43 */
16		startup-delay-us = <70000>;
17		enable-active-high;
18	};
19};
20
21&omap4_pmx_core {
22	uart2_pins: uart2-pins {
23		pinctrl-single,pins = <
24			OMAP4_IOPAD(0x118, PIN_INPUT_PULLUP | MUX_MODE0)	/* uart2_cts.uart2_cts */
25			OMAP4_IOPAD(0x11a, PIN_OUTPUT | MUX_MODE0)		/* uart2_rts.uart2_rts */
26			OMAP4_IOPAD(0x11c, PIN_INPUT_PULLUP | MUX_MODE0)	/* uart2_rx.uart2_rx */
27			OMAP4_IOPAD(0x11e, PIN_OUTPUT | MUX_MODE0)		/* uart2_tx.uart2_tx */
28		>;
29	};
30
31	wl12xx_ctrl_pins: wl12xx-ctrl-pins {
32		pinctrl-single,pins = <
33			OMAP4_IOPAD(0x062, PIN_INPUT_PULLUP | MUX_MODE3)	/* gpmc_a17.gpio_41 (WLAN_IRQ) */
34			OMAP4_IOPAD(0x064, PIN_OUTPUT | MUX_MODE3)		/* gpmc_a18.gpio_42 (BT_EN) */
35			OMAP4_IOPAD(0x066, PIN_OUTPUT | MUX_MODE3)		/* gpmc_a19.gpio_43 (WLAN_EN) */
36		>;
37	};
38
39	mmc4_pins: mmc4-pins {
40		pinctrl-single,pins = <
41			OMAP4_IOPAD(0x154, PIN_INPUT_PULLUP | MUX_MODE1)	/* mcspi4_clk.sdmmc4_clk */
42			OMAP4_IOPAD(0x156, PIN_INPUT_PULLUP | MUX_MODE1)	/* mcspi4_simo.sdmmc4_cmd */
43			OMAP4_IOPAD(0x158, PIN_INPUT_PULLUP | MUX_MODE1)	/* mcspi4_somi.sdmmc4_dat0 */
44			OMAP4_IOPAD(0x15e, PIN_INPUT_PULLUP | MUX_MODE1)	/* uart4_tx.sdmmc4_dat1 */
45			OMAP4_IOPAD(0x15c, PIN_INPUT_PULLUP | MUX_MODE1)	/* uart4_rx.sdmmc4_dat2 */
46			OMAP4_IOPAD(0x15a, PIN_INPUT_PULLUP | MUX_MODE1)	/* mcspi4_cs0.sdmmc4_dat3 */
47		>;
48	};
49};
50
51&uart2 {
52	pinctrl-names = "default";
53	pinctrl-0 = <&uart2_pins>;
54	status = "okay";
55};
56
57&mmc4 {
58	pinctrl-names = "default";
59	pinctrl-0 = <&mmc4_pins>;
60	vmmc-supply = <&wl12xx_vmmc>;
61	non-removable;
62	bus-width = <4>;
63	cap-power-off-card;
64	status = "okay";
65
66	#address-cells = <1>;
67	#size-cells = <0>;
68	wlcore: wlcore@2 {
69		compatible = "ti,wl1271";
70		reg = <2>;
71		interrupt-parent = <&gpio2>;
72		interrupts = <9 IRQ_TYPE_LEVEL_HIGH>; /* gpio 41 */
73		ref-clock-frequency = <38400000>;
74	};
75};
76