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-tao3530.dtsi"
8
9 / {
10 model = "TI OMAP3 Thunder baseboard with TAO3530 SOM";
11 compatible = "technexion,omap3-thunder", "technexion,omap3-tao3530", "ti,omap3430", "ti,omap34xx", "ti,omap3";
12 };
13
14 &omap3_pmx_core {
15 dss_dpi_pins: dss-dpi-pins {
16 pinctrl-single,pins = <
17 OMAP3_CORE1_IOPAD(0x20d4, PIN_OUTPUT | MUX_MODE0) /* dss_pclk.dss_pclk */
18 OMAP3_CORE1_IOPAD(0x20d6, PIN_OUTPUT | MUX_MODE0) /* dss_hsync.dss_hsync */
19 OMAP3_CORE1_IOPAD(0x20d8, PIN_OUTPUT | MUX_MODE0) /* dss_vsync.dss_vsync */
20 OMAP3_CORE1_IOPAD(0x20da, PIN_OUTPUT | MUX_MODE0) /* dss_acbias.dss_acbias */
21 OMAP3_CORE1_IOPAD(0x20dc, PIN_OUTPUT | MUX_MODE0) /* dss_data0.dss_data0 */
22 OMAP3_CORE1_IOPAD(0x20de, PIN_OUTPUT | MUX_MODE0) /* dss_data1.dss_data1 */
23 OMAP3_CORE1_IOPAD(0x20e0, PIN_OUTPUT | MUX_MODE0) /* dss_data2.dss_data2 */
24 OMAP3_CORE1_IOPAD(0x20e2, PIN_OUTPUT | MUX_MODE0) /* dss_data3.dss_data3 */
25 OMAP3_CORE1_IOPAD(0x20e4, PIN_OUTPUT | MUX_MODE0) /* dss_data4.dss_data4 */
26 OMAP3_CORE1_IOPAD(0x20e6, PIN_OUTPUT | MUX_MODE0) /* dss_data5.dss_data5 */
27 OMAP3_CORE1_IOPAD(0x20e8, PIN_OUTPUT | MUX_MODE0) /* dss_data6.dss_data6 */
28 OMAP3_CORE1_IOPAD(0x20ea, PIN_OUTPUT | MUX_MODE0) /* dss_data7.dss_data7 */
29 OMAP3_CORE1_IOPAD(0x20ec, PIN_OUTPUT | MUX_MODE0) /* dss_data8.dss_data8 */
30 OMAP3_CORE1_IOPAD(0x20ee, PIN_OUTPUT | MUX_MODE0) /* dss_data9.dss_data9 */
31 OMAP3_CORE1_IOPAD(0x20f0, PIN_OUTPUT | MUX_MODE0) /* dss_data10.dss_data10 */
32 OMAP3_CORE1_IOPAD(0x20f2, PIN_OUTPUT | MUX_MODE0) /* dss_data11.dss_data11 */
33 OMAP3_CORE1_IOPAD(0x20f4, PIN_OUTPUT | MUX_MODE0) /* dss_data12.dss_data12 */
34 OMAP3_CORE1_IOPAD(0x20f6, PIN_OUTPUT | MUX_MODE0) /* dss_data13.dss_data13 */
35 OMAP3_CORE1_IOPAD(0x20f8, PIN_OUTPUT | MUX_MODE0) /* dss_data14.dss_data14 */
36 OMAP3_CORE1_IOPAD(0x20fa, PIN_OUTPUT | MUX_MODE0) /* dss_data15.dss_data15 */
37 OMAP3_CORE1_IOPAD(0x20fc, PIN_OUTPUT | MUX_MODE0) /* dss_data16.dss_data16 */
38 OMAP3_CORE1_IOPAD(0x20fe, PIN_OUTPUT | MUX_MODE0) /* dss_data17.dss_data17 */
39 OMAP3_CORE1_IOPAD(0x2100, PIN_OUTPUT | MUX_MODE0) /* dss_data18.dss_data18 */
40 OMAP3_CORE1_IOPAD(0x2102, PIN_OUTPUT | MUX_MODE0) /* dss_data19.dss_data19 */
41 OMAP3_CORE1_IOPAD(0x2104, PIN_OUTPUT | MUX_MODE0) /* dss_data20.dss_data20 */
42 OMAP3_CORE1_IOPAD(0x2106, PIN_OUTPUT | MUX_MODE0) /* dss_data21.dss_data21 */
43 OMAP3_CORE1_IOPAD(0x2108, PIN_OUTPUT | MUX_MODE0) /* dss_data22.dss_data22 */
44 OMAP3_CORE1_IOPAD(0x210a, PIN_OUTPUT | MUX_MODE0) /* dss_data23.dss_data23 */
45 >;
46 };
47
48 lte430_pins: lte430-pins {
49 pinctrl-single,pins = <
50 OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE4) /* sdmmc2_dat6.gpio_138 */
51 >;
52 };
53
54 backlight_pins: backlight-pins {
55 pinctrl-single,pins = <
56 OMAP3_CORE1_IOPAD(0x216a, PIN_OUTPUT | MUX_MODE4) /* sdmmc2_dat7.gpio_139 */
57 >;
58 };
59 };
60
61 /* Needed to power the DPI pins */
62 &vpll2 {
63 regulator-always-on;
64 };
65
66 &dss {
67 status = "okay";
68
69 pinctrl-names = "default";
70 pinctrl-0 = <&dss_dpi_pins>;
71
72 port {
73 dpi_out: endpoint {
74 remote-endpoint = <&lcd_in>;
75 data-lines = <24>;
76 };
77 };
78 };
79
80 / {
81 aliases {
82 display0 = &lcd0;
83 };
84
85 lcd0: display {
86 compatible = "samsung,lte430wq-f0c", "panel-dpi";
87 label = "lcd";
88
89 pinctrl-names = "default";
90 pinctrl-0 = <<e430_pins>;
91 enable-gpios = <&gpio5 10 GPIO_ACTIVE_LOW>; /* gpio_138 */
92
93 port {
94 lcd_in: endpoint {
95 remote-endpoint = <&dpi_out>;
96 };
97 };
98
99 panel-timing {
100 clock-frequency = <9000000>;
101 hactive = <480>;
102 vactive = <272>;
103 hfront-porch = <3>;
104 hback-porch = <2>;
105 hsync-len = <42>;
106 vback-porch = <2>;
107 vfront-porch = <3>;
108 vsync-len = <11>;
109
110 hsync-active = <0>;
111 vsync-active = <0>;
112 de-active = <1>;
113 pixelclk-active = <1>;
114 };
115 };
116
117 backlight {
118 compatible = "gpio-backlight";
119
120 pinctrl-names = "default";
121 pinctrl-0 = <&backlight_pins>;
122 gpios = <&gpio5 11 GPIO_ACTIVE_HIGH>; /* gpio_139 */
123
124 default-on;
125 };
126 };
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