1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2016 Martin Blumenstingl <martin.blumenstingl@googlemail.com>.
4 * Based on meson-gx-p23x-q20x.dtsi:
5 * - Copyright (c) 2016 Endless Computers, Inc.
6 *   Author: Carlo Caione <carlo@endlessm.com>
7 * - Copyright (c) 2016 BayLibre, SAS.
8 *   Author: Neil Armstrong <narmstrong@baylibre.com>
9 */
10
11/* Common DTSI for devices which are based on the P212 reference board. */
12
13#include "meson-gxl-s905x.dtsi"
14
15/ {
16	aliases {
17		serial0 = &uart_AO;
18		ethernet0 = &ethmac;
19	};
20
21	chosen {
22		stdout-path = "serial0:115200n8";
23	};
24
25	memory@0 {
26		device_type = "memory";
27		reg = <0x0 0x0 0x0 0x80000000>;
28	};
29
30	hdmi_5v: regulator-hdmi-5v {
31		compatible = "regulator-fixed";
32
33		regulator-name = "HDMI_5V";
34		regulator-min-microvolt = <5000000>;
35		regulator-max-microvolt = <5000000>;
36
37		gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
38		enable-active-high;
39		regulator-always-on;
40	};
41
42	vddio_boot: regulator-vddio_boot {
43		compatible = "regulator-fixed";
44		regulator-name = "VDDIO_BOOT";
45		regulator-min-microvolt = <1800000>;
46		regulator-max-microvolt = <1800000>;
47	};
48
49	vddao_3v3: regulator-vddao_3v3 {
50		compatible = "regulator-fixed";
51		regulator-name = "VDDAO_3V3";
52		regulator-min-microvolt = <3300000>;
53		regulator-max-microvolt = <3300000>;
54	};
55
56	vddio_ao18: regulator-vddio_ao18 {
57		compatible = "regulator-fixed";
58		regulator-name = "VDDIO_AO18";
59		regulator-min-microvolt = <1800000>;
60		regulator-max-microvolt = <1800000>;
61	};
62
63	vcc_3v3: regulator-vcc_3v3 {
64		compatible = "regulator-fixed";
65		regulator-name = "VCC_3V3";
66		regulator-min-microvolt = <3300000>;
67		regulator-max-microvolt = <3300000>;
68	};
69
70	emmc_pwrseq: emmc-pwrseq {
71		compatible = "mmc-pwrseq-emmc";
72		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
73	};
74
75	wifi32k: wifi32k {
76		compatible = "pwm-clock";
77		#clock-cells = <0>;
78		clock-frequency = <32768>;
79		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
80	};
81
82	sdio_pwrseq: sdio-pwrseq {
83		compatible = "mmc-pwrseq-simple";
84		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
85		clocks = <&wifi32k>;
86		clock-names = "ext_clock";
87	};
88};
89
90&ethmac {
91	status = "okay";
92};
93
94&ir {
95	status = "okay";
96	pinctrl-0 = <&remote_input_ao_pins>;
97	pinctrl-names = "default";
98};
99
100&pwm_ef {
101	status = "okay";
102	pinctrl-0 = <&pwm_e_pins>;
103	pinctrl-names = "default";
104	clocks = <&clkc CLKID_FCLK_DIV4>;
105	clock-names = "clkin0";
106};
107
108&saradc {
109	status = "okay";
110	vref-supply = <&vddio_ao18>;
111};
112
113/* Wireless SDIO Module */
114&sd_emmc_a {
115	status = "okay";
116	pinctrl-0 = <&sdio_pins>;
117	pinctrl-1 = <&sdio_clk_gate_pins>;
118	pinctrl-names = "default", "clk-gate";
119	#address-cells = <1>;
120	#size-cells = <0>;
121
122	bus-width = <4>;
123	cap-sd-highspeed;
124	max-frequency = <50000000>;
125
126	non-removable;
127	disable-wp;
128
129	/* WiFi firmware requires power to be kept while in suspend */
130	keep-power-in-suspend;
131
132	mmc-pwrseq = <&sdio_pwrseq>;
133
134	vmmc-supply = <&vddao_3v3>;
135	vqmmc-supply = <&vddio_boot>;
136
137	brcmf: wifi@1 {
138		reg = <1>;
139		compatible = "brcm,bcm4329-fmac";
140	};
141};
142
143/* SD card */
144&sd_emmc_b {
145	status = "okay";
146	pinctrl-0 = <&sdcard_pins>;
147	pinctrl-1 = <&sdcard_clk_gate_pins>;
148	pinctrl-names = "default", "clk-gate";
149
150	bus-width = <4>;
151	cap-sd-highspeed;
152	max-frequency = <50000000>;
153	disable-wp;
154
155	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
156
157	vmmc-supply = <&vddao_3v3>;
158	vqmmc-supply = <&vddio_boot>;
159};
160
161/* eMMC */
162&sd_emmc_c {
163	status = "okay";
164	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
165	pinctrl-1 = <&emmc_clk_gate_pins>;
166	pinctrl-names = "default", "clk-gate";
167
168	bus-width = <8>;
169	cap-mmc-highspeed;
170	max-frequency = <200000000>;
171	non-removable;
172	disable-wp;
173	mmc-ddr-1_8v;
174	mmc-hs200-1_8v;
175
176	mmc-pwrseq = <&emmc_pwrseq>;
177	vmmc-supply = <&vcc_3v3>;
178	vqmmc-supply = <&vddio_boot>;
179};
180
181/* This is connected to the Bluetooth module: */
182&uart_A {
183	status = "okay";
184	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
185	pinctrl-names = "default";
186	uart-has-rtscts;
187
188	bluetooth {
189		compatible = "brcm,bcm43438-bt";
190		shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
191		max-speed = <2000000>;
192		clocks = <&wifi32k>;
193		clock-names = "lpo";
194	};
195};
196
197&uart_AO {
198	status = "okay";
199	pinctrl-0 = <&uart_ao_a_pins>;
200	pinctrl-names = "default";
201};
202
203&usb {
204	status = "okay";
205	dr_mode = "host";
206};
207
208&usb2_phy0 {
209	/*
210	 * HDMI_5V is also used as supply for the USB VBUS.
211	 */
212	phy-supply = <&hdmi_5v>;
213};
214