xref: /openbmc/u-boot/arch/arm/dts/am3517-som.dtsi (revision d66ff4ba)
1/*
2 * Copyright (C) 2016 Derald D. Woods <woods.technical@gmail.com>
3 *
4 * Based on am3517-evm.dts
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11/ {
12	cpus {
13		cpu@0 {
14			cpu0-supply = <&vdd_core_reg>;
15		};
16	};
17
18	wl12xx_buffer: wl12xx_buf {
19		compatible = "regulator-fixed";
20		regulator-name = "wl1271_buf";
21		regulator-min-microvolt = <1800000>;
22		regulator-max-microvolt = <1800000>;
23		pinctrl-names = "default";
24		pinctrl-0 = <&wl12xx_buffer_pins>;
25		gpio = <&gpio5 1 GPIO_ACTIVE_LOW>; /* gpio 129 */
26		regulator-always-on;
27		vin-supply = <&vdd_1v8_reg>;
28	};
29
30	wl12xx_vmmc2: wl12xx_vmmc2 {
31		compatible = "regulator-fixed";
32		regulator-name = "vwl1271";
33		regulator-min-microvolt = <1800000>;
34		regulator-max-microvolt = <1800000>;
35		pinctrl-names = "default";
36		pinctrl-0 = <&wl12xx_wkup_pins>;
37		gpio = <&gpio1 3 GPIO_ACTIVE_HIGH >; /* gpio 3 */
38		startup-delay-us = <70000>;
39		enable-active-high;
40		regulator-always-on;
41		vin-supply = <&wl12xx_buffer>;
42	};
43};
44
45&gpmc {
46	ranges = <0 0 0x30000000 0x1000000>;	/* CS0: 16MB for NAND */
47
48	nand@0,0 {
49		compatible = "ti,omap2-nand";
50		linux,mtd-name = "micron,mt29f4g16abchch";
51		reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
52		nand-bus-width = <16>;
53		ti,nand-ecc-opt = "bch8";
54		gpmc,sync-clk-ps = <0>;
55		gpmc,cs-on-ns = <0>;
56		gpmc,cs-rd-off-ns = <44>;
57		gpmc,cs-wr-off-ns = <44>;
58		gpmc,adv-on-ns = <6>;
59		gpmc,adv-rd-off-ns = <34>;
60		gpmc,adv-wr-off-ns = <44>;
61		gpmc,we-off-ns = <40>;
62		gpmc,oe-off-ns = <54>;
63		gpmc,access-ns = <64>;
64		gpmc,rd-cycle-ns = <82>;
65		gpmc,wr-cycle-ns = <82>;
66		gpmc,wr-access-ns = <40>;
67		gpmc,wr-data-mux-bus-ns = <0>;
68		gpmc,device-width = <2>;
69		#address-cells = <1>;
70		#size-cells = <1>;
71	};
72};
73
74&i2c1 {
75	clock-frequency = <400000>;
76
77	s35390a: s35390a@30 {
78		compatible = "sii,s35390a";
79		reg = <0x30>;
80
81		pinctrl-names = "default";
82		pinctrl-0 = <&rtc_pins>;
83		interrupts-extended = <&gpio2 23 IRQ_TYPE_EDGE_FALLING>; /* gpio_55 */
84	};
85
86	tps: tps65023@48 {
87		compatible = "ti,tps65023";
88		reg = <0x48>;
89
90		regulators {
91			vdd_core_reg: VDCDC1 {
92				regulator-name = "vdd_core";
93				regulator-always-on;
94				regulator-min-microvolt = <1200000>;
95				regulator-max-microvolt = <1200000>;
96			};
97
98			vdd_io_reg: VDCDC2 {
99				regulator-name = "vdd_io";
100				regulator-always-on;
101				regulator-min-microvolt = <3300000>;
102				regulator-max-microvolt = <3300000>;
103			};
104
105			vdd_1v8_reg: VDCDC3 {
106				regulator-name = "vdd_1v8";
107				regulator-always-on;
108				regulator-min-microvolt = <1800000>;
109				regulator-max-microvolt = <1800000>;
110			};
111
112			vdd_usb18_reg: LDO1 {
113				regulator-name = "vdd_usb18";
114				regulator-always-on;
115				regulator-min-microvolt = <1800000>;
116				regulator-max-microvolt = <1800000>;
117			};
118
119			vdd_usb33_reg: LDO2 {
120				regulator-name = "vdd_usb33";
121				regulator-always-on;
122				regulator-min-microvolt = <3300000>;
123				regulator-max-microvolt = <3300000>;
124			};
125		};
126	};
127
128	touchscreen: tsc2004@4b {
129		compatible = "ti,tsc2004";
130		reg = <0x4b>;
131
132		vio-supply = <&vdd_io_reg>;
133
134		pinctrl-names = "default";
135		pinctrl-0 = <&tsc2004_pins>;
136		interrupts-extended = <&gpio3 1 IRQ_TYPE_EDGE_RISING>; /* gpio_65 */
137
138		touchscreen-fuzz-x = <4>;
139		touchscreen-fuzz-y = <7>;
140		touchscreen-fuzz-pressure = <2>;
141		touchscreen-size-x = <480>;
142		touchscreen-size-y = <272>;
143		touchscreen-max-pressure = <2048>;
144
145		ti,x-plate-ohms = <280>;
146		ti,esd-recovery-timeout-ms = <8000>;
147	};
148};
149
150&mmc2 {
151	interrupts-extended = <&intc 86 /* &omap3_pmx_core 0x12c */>;
152
153	status = "okay";
154	pinctrl-names = "default";
155	pinctrl-0 = <&mmc2_pins>;
156	vmmc-supply = <&wl12xx_vmmc2>;
157	non-removable;
158	bus-width = <4>;
159	cap-power-off-card;
160	#address-cells = <1>;
161	#size-cells = <0>;
162	wlcore: wlcore@2 {
163		compatible = "ti,wl1271";
164		reg = <2>;
165		interrupt-parent = <&gpio6>;
166		interrupts = <10 IRQ_TYPE_EDGE_RISING>; /* gpio_170 */
167		ref-clock-frequency = <26000000>;
168		tcxo-clock-frequency = <26000000>;
169	};
170};
171
172&uart2 {
173	pinctrl-names = "default";
174	pinctrl-0 = <&uart2_pins>;
175
176	bluetooth {
177		compatible = "ti,wl1271-st";
178		enable-gpios = <&gpio2 24 GPIO_ACTIVE_HIGH>; /* gpio 56 */
179		max-speed = <3000000>;
180	};
181};
182
183&omap3_pmx_core {
184
185	wl12xx_buffer_pins: pinmux_wl12xx_buffer_pins {
186		pinctrl-single,pins = <
187			OMAP3_CORE1_IOPAD(0x2156, PIN_OUTPUT | MUX_MODE4)  /* mmc1_dat7.gpio_129 */
188		>;
189	};
190
191	mmc2_pins: pinmux_mmc2_pins {
192		pinctrl-single,pins = <
193			OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_clk.mmc2_clk */
194			OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_cmd.mmc2_cmd */
195			OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat0.mmc2_dat0 */
196			OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat1.mmc2_dat1 */
197			OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat2.mmc2_dat2 */
198			OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat3.mmc2_dat3 */
199			OMAP3_CORE1_IOPAD(0x2164, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat4.mmc2_dir_dat0 */
200			OMAP3_CORE1_IOPAD(0x2166, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat5.mmc2_dir_dat1 */
201			OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat6.mmc2_dir_cmd */
202			OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT | MUX_MODE1) /* mmc2_dat7.mmc2_clkin */
203			OMAP3_CORE1_IOPAD(0x21c6, PIN_INPUT_PULLUP | MUX_MODE4)	/* hdq_sio.gpio_170 */
204		>;
205	};
206
207	rtc_pins: pinmux_rtc_pins {
208		pinctrl-single,pins = <
209			OMAP3_CORE1_IOPAD(0x20b6, PIN_INPUT_PULLUP | MUX_MODE4) /* gpmc_ncs4.gpio_55 */
210		>;
211	};
212
213	tsc2004_pins: pinmux_tsc2004_pins {
214		pinctrl-single,pins = <
215			OMAP3_CORE1_IOPAD(0x20d2, PIN_INPUT | MUX_MODE4) /* gpmc_wait3.gpio_65 */
216		>;
217	};
218
219	uart2_pins: pinmux_uart2_pins {
220		pinctrl-single,pins = <
221			OMAP3_CORE1_IOPAD(0x2174, PIN_INPUT_PULLUP | MUX_MODE0)		/* uart2_cts */
222			OMAP3_CORE1_IOPAD(0x2176, PIN_OUTPUT_PULLUP | MUX_MODE0)	/* uart2_rts */
223			OMAP3_CORE1_IOPAD(0x2178, PIN_OUTPUT | MUX_MODE0)		/* uart2_tx */
224			OMAP3_CORE1_IOPAD(0x217a, PIN_INPUT | MUX_MODE0)		/* uart2_rx */
225			OMAP3_CORE1_IOPAD(0x20b8, PIN_INPUT | MUX_MODE0)		/* gpio_56 */
226		>;
227	};
228};
229
230&omap3_pmx_wkup {
231
232	wl12xx_wkup_pins: pinmux_wl12xx_wkup_pins {
233		pinctrl-single,pins = <
234			OMAP3_WKUP_IOPAD(0x2a0c, PIN_OUTPUT | MUX_MODE4)	/* sys_boot1.gpio_3 */
235		>;
236	};
237};
238