xref: /freebsd/sys/contrib/device-tree/src/arm/ti/omap/omap3-ha-lcd.dts (revision 7fdf597e96a02165cfe22ff357b857d5fa15ed8a)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
4 * Copyright (C) 2014 Stefan Roese <sr@denx.de>
5 */
6
7#include "omap3-ha-common.dtsi"
8
9/ {
10	model = "TI OMAP3 HEAD acoustics LCD-baseboard with TAO3530 SOM";
11	compatible = "headacoustics,omap3-ha-lcd", "technexion,omap3-tao3530", "ti,omap3430", "ti,omap34xx", "ti,omap3";
12};
13
14&omap3_pmx_core {
15	pinctrl-names = "default";
16	pinctrl-0 = <
17		&hsusbb2_pins
18		&powerdown_input_pins
19		&fpga_boot0_pins
20		&fpga_boot1_pins
21		&led_blue_pins
22		&led_green_pins
23		&led_red_pins
24		&touchscreen_wake_pins
25	>;
26
27	touchscreen_irq_pins: touchscreen-irq-pins {
28		pinctrl-single,pins = <
29			OMAP3_CORE1_IOPAD(0x2164, PIN_INPUT_PULLUP | MUX_MODE4)	/* gpio_136, Touchscreen IRQ */
30		>;
31	};
32
33	touchscreen_wake_pins: touchscreen-wake-pins {
34		pinctrl-single,pins = <
35			OMAP3_CORE1_IOPAD(0x212c, PIN_OUTPUT_PULLUP | MUX_MODE4)	/* gpio_110, Touchscreen Wake */
36		>;
37	};
38
39	dss_dpi_pins: dss-dpi-pins {
40		pinctrl-single,pins = <
41			OMAP3_CORE1_IOPAD(0x20d4, PIN_OUTPUT | MUX_MODE0)	/* dss_pclk.dss_pclk */
42			OMAP3_CORE1_IOPAD(0x20d6, PIN_OUTPUT | MUX_MODE0)	/* dss_hsync.dss_hsync */
43			OMAP3_CORE1_IOPAD(0x20d8, PIN_OUTPUT | MUX_MODE0)	/* dss_vsync.dss_vsync */
44			OMAP3_CORE1_IOPAD(0x20da, PIN_OUTPUT | MUX_MODE0)	/* dss_acbias.dss_acbias */
45			OMAP3_CORE1_IOPAD(0x20dc, PIN_OUTPUT | MUX_MODE0)	/* dss_data0.dss_data0 */
46			OMAP3_CORE1_IOPAD(0x20de, PIN_OUTPUT | MUX_MODE0)	/* dss_data1.dss_data1 */
47			OMAP3_CORE1_IOPAD(0x20e0, PIN_OUTPUT | MUX_MODE0)	/* dss_data2.dss_data2 */
48			OMAP3_CORE1_IOPAD(0x20e2, PIN_OUTPUT | MUX_MODE0)	/* dss_data3.dss_data3 */
49			OMAP3_CORE1_IOPAD(0x20e4, PIN_OUTPUT | MUX_MODE0)	/* dss_data4.dss_data4 */
50			OMAP3_CORE1_IOPAD(0x20e6, PIN_OUTPUT | MUX_MODE0)	/* dss_data5.dss_data5 */
51			OMAP3_CORE1_IOPAD(0x20e8, PIN_OUTPUT | MUX_MODE0)	/* dss_data6.dss_data6 */
52			OMAP3_CORE1_IOPAD(0x20ea, PIN_OUTPUT | MUX_MODE0)	/* dss_data7.dss_data7 */
53			OMAP3_CORE1_IOPAD(0x20ec, PIN_OUTPUT | MUX_MODE0)	/* dss_data8.dss_data8 */
54			OMAP3_CORE1_IOPAD(0x20ee, PIN_OUTPUT | MUX_MODE0)	/* dss_data9.dss_data9 */
55			OMAP3_CORE1_IOPAD(0x20f0, PIN_OUTPUT | MUX_MODE0)	/* dss_data10.dss_data10 */
56			OMAP3_CORE1_IOPAD(0x20f2, PIN_OUTPUT | MUX_MODE0)	/* dss_data11.dss_data11 */
57			OMAP3_CORE1_IOPAD(0x20f4, PIN_OUTPUT | MUX_MODE0)	/* dss_data12.dss_data12 */
58			OMAP3_CORE1_IOPAD(0x20f6, PIN_OUTPUT | MUX_MODE0)	/* dss_data13.dss_data13 */
59			OMAP3_CORE1_IOPAD(0x20f8, PIN_OUTPUT | MUX_MODE0)	/* dss_data14.dss_data14 */
60			OMAP3_CORE1_IOPAD(0x20fa, PIN_OUTPUT | MUX_MODE0)	/* dss_data15.dss_data15 */
61			OMAP3_CORE1_IOPAD(0x20fc, PIN_OUTPUT | MUX_MODE0)	/* dss_data16.dss_data16 */
62			OMAP3_CORE1_IOPAD(0x20fe, PIN_OUTPUT | MUX_MODE0)	/* dss_data17.dss_data17 */
63			OMAP3_CORE1_IOPAD(0x2100, PIN_OUTPUT | MUX_MODE0)	/* dss_data18.dss_data18 */
64			OMAP3_CORE1_IOPAD(0x2102, PIN_OUTPUT | MUX_MODE0)	/* dss_data19.dss_data19 */
65			OMAP3_CORE1_IOPAD(0x2104, PIN_OUTPUT | MUX_MODE0)	/* dss_data20.dss_data20 */
66			OMAP3_CORE1_IOPAD(0x2106, PIN_OUTPUT | MUX_MODE0)	/* dss_data21.dss_data21 */
67			OMAP3_CORE1_IOPAD(0x2108, PIN_OUTPUT | MUX_MODE0)	/* dss_data22.dss_data22 */
68			OMAP3_CORE1_IOPAD(0x210a, PIN_OUTPUT | MUX_MODE0)	/* dss_data23.dss_data23 */
69		>;
70	};
71
72	lte430_pins: lte430-pins {
73		pinctrl-single,pins = <
74			OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE4)	/* sdmmc2_dat6.gpio_138 */
75		>;
76	};
77
78	backlight_pins: backlight-pins {
79		pinctrl-single,pins = <
80			OMAP3_CORE1_IOPAD(0x216a, PIN_OUTPUT | MUX_MODE4)	/* sdmmc2_dat7.gpio_139 */
81		>;
82	};
83};
84
85/* I2C2: mux'ed with GPIO168 which is connected to nKILL_POWER */
86&i2c2 {
87	status = "disabled";
88};
89
90&i2c3 {
91	clock-frequency = <100000>;
92
93	pinctrl-names = "default";
94	pinctrl-0 = <&i2c3_pins>;
95};
96
97/* Needed to power the DPI pins */
98&vpll2 {
99	regulator-always-on;
100};
101
102&dss {
103	status = "okay";
104
105	pinctrl-names = "default";
106	pinctrl-0 = <&dss_dpi_pins>;
107
108	port {
109		dpi_out: endpoint {
110			remote-endpoint = <&lcd_in>;
111			data-lines = <24>;
112		};
113	};
114};
115
116/ {
117	aliases {
118		display0 = &lcd0;
119	};
120
121	lcd0: display {
122		compatible = "panel-dpi";
123		label = "lcd";
124
125		pinctrl-names = "default";
126		pinctrl-0 = <&lte430_pins>;
127		enable-gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;	/* gpio_138 */
128
129		port {
130			lcd_in: endpoint {
131				remote-endpoint = <&dpi_out>;
132			};
133		};
134
135		panel-timing {
136			clock-frequency = <31250000>;
137			hactive = <800>;
138			vactive = <480>;
139			hfront-porch = <40>;
140			hback-porch = <86>;
141			hsync-len = <1>;
142			vback-porch = <30>;
143			vfront-porch = <13>;
144			vsync-len = <3>;
145
146			hsync-active = <0>;
147			vsync-active = <0>;
148			de-active = <1>;
149			pixelclk-active = <1>;
150		};
151	};
152
153	backlight {
154		compatible = "gpio-backlight";
155
156		pinctrl-names = "default";
157		pinctrl-0 = <&backlight_pins>;
158		gpios = <&gpio5 11 GPIO_ACTIVE_HIGH>;		/* gpio_139 */
159
160		default-on;
161	};
162};
163