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 = <<e430_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 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.