xref: /openbmc/u-boot/arch/arm/dts/da850-lcdk.dts (revision b9553986) 
1/*
2 * Copyright (c) 2016 BayLibre, Inc.
3 *
4 * Licensed under GPLv2.
5 */
6/dts-v1/;
7#include "da850.dtsi"
8#include <dt-bindings/gpio/gpio.h>
9#include <dt-bindings/input/input.h>
10
11/ {
12	model = "DA850/AM1808/OMAP-L138 LCDK";
13	compatible = "ti,da850-lcdk", "ti,da850";
14
15	aliases {
16		serial2 = &serial2;
17		ethernet0 = &eth0;
18	};
19
20	chosen {
21		stdout-path = "serial2:115200n8";
22	};
23
24	memory@c0000000 {
25		/* 128 MB DDR2 SDRAM @ 0xc0000000 */
26		reg = <0xc0000000 0x08000000>;
27	};
28
29	reserved-memory {
30		#address-cells = <1>;
31		#size-cells = <1>;
32		ranges;
33
34		dsp_memory_region: dsp-memory@c3000000 {
35			compatible = "shared-dma-pool";
36			reg = <0xc3000000 0x1000000>;
37			reusable;
38			status = "okay";
39		};
40	};
41
42	sound {
43		compatible = "simple-audio-card";
44		simple-audio-card,name = "DA850/OMAP-L138 LCDK";
45		simple-audio-card,widgets =
46			"Line", "Line In",
47			"Line", "Line Out";
48		simple-audio-card,routing =
49			"LINE1L", "Line In",
50			"LINE1R", "Line In",
51			"Line Out", "LLOUT",
52			"Line Out", "RLOUT";
53		simple-audio-card,format = "dsp_b";
54		simple-audio-card,bitclock-master = <&link0_codec>;
55		simple-audio-card,frame-master = <&link0_codec>;
56		simple-audio-card,bitclock-inversion;
57
58		simple-audio-card,cpu {
59			sound-dai = <&mcasp0>;
60			system-clock-frequency = <24576000>;
61		};
62
63		link0_codec: simple-audio-card,codec {
64			sound-dai = <&tlv320aic3106>;
65			system-clock-frequency = <24576000>;
66		};
67	};
68
69	gpio-keys {
70		compatible = "gpio-keys";
71		autorepeat;
72
73		user1 {
74			label = "GPIO Key USER1";
75			linux,code = <BTN_0>;
76			gpios = <&gpio 36 GPIO_ACTIVE_LOW>;
77		};
78
79		user2 {
80			label = "GPIO Key USER2";
81			linux,code = <BTN_1>;
82			gpios = <&gpio 37 GPIO_ACTIVE_LOW>;
83		};
84	};
85
86	vga-bridge {
87		compatible = "ti,ths8135";
88		#address-cells = <1>;
89		#size-cells = <0>;
90
91		ports {
92			#address-cells = <1>;
93			#size-cells = <0>;
94
95			port@0 {
96				reg = <0>;
97
98				vga_bridge_in: endpoint {
99					remote-endpoint = <&lcdc_out_vga>;
100				};
101			};
102
103			port@1 {
104				reg = <1>;
105
106				vga_bridge_out: endpoint {
107					remote-endpoint = <&vga_con_in>;
108				};
109			};
110		};
111	};
112
113	vga {
114		compatible = "vga-connector";
115
116		ddc-i2c-bus = <&i2c0>;
117
118		port {
119			vga_con_in: endpoint {
120				remote-endpoint = <&vga_bridge_out>;
121			};
122		};
123	};
124};
125
126&ref_clk {
127	clock-frequency = <24000000>;
128};
129
130&pmx_core {
131	status = "okay";
132
133	mcasp0_pins: pinmux_mcasp0_pins {
134		pinctrl-single,bits = <
135			/* AHCLKX AFSX ACLKX */
136			0x00 0x00101010 0x00f0f0f0
137			/* ARX13 ARX14 */
138			0x04 0x00000110 0x00000ff0
139		>;
140	};
141
142	nand_pins: nand_pins {
143		pinctrl-single,bits = <
144			/* EMA_WAIT[0], EMA_OE, EMA_WE, EMA_CS[3] */
145			0x1c 0x10110010  0xf0ff00f0
146			/*
147			 * EMA_D[0], EMA_D[1], EMA_D[2],
148			 * EMA_D[3], EMA_D[4], EMA_D[5],
149			 * EMA_D[6], EMA_D[7]
150			 */
151			0x24 0x11111111  0xffffffff
152			/*
153			 * EMA_D[8],  EMA_D[9],  EMA_D[10],
154			 * EMA_D[11], EMA_D[12], EMA_D[13],
155			 * EMA_D[14], EMA_D[15]
156			 */
157			0x20 0x11111111  0xffffffff
158			/* EMA_A[1], EMA_A[2] */
159			0x30 0x01100000  0x0ff00000
160		>;
161	};
162};
163
164&serial2 {
165	pinctrl-names = "default";
166	pinctrl-0 = <&serial2_rxtx_pins>;
167	status = "okay";
168};
169
170&wdt {
171	status = "okay";
172};
173
174&rtc0 {
175	status = "okay";
176};
177
178&gpio {
179	status = "okay";
180};
181
182&sata_refclk {
183	status = "okay";
184	clock-frequency = <100000000>;
185};
186
187&sata {
188	status = "okay";
189};
190
191&mdio {
192	pinctrl-names = "default";
193	pinctrl-0 = <&mdio_pins>;
194	bus_freq = <2200000>;
195	status = "okay";
196};
197
198&eth0 {
199	pinctrl-names = "default";
200	pinctrl-0 = <&mii_pins>;
201	status = "okay";
202};
203
204&mmc0 {
205	max-frequency = <50000000>;
206	bus-width = <4>;
207	pinctrl-names = "default";
208	pinctrl-0 = <&mmc0_pins>;
209	cd-gpios = <&gpio 64 GPIO_ACTIVE_LOW>;
210	status = "okay";
211};
212
213&i2c0 {
214	pinctrl-names = "default";
215	pinctrl-0 = <&i2c0_pins>;
216	clock-frequency = <100000>;
217	status = "okay";
218
219	tlv320aic3106: tlv320aic3106@18 {
220		#sound-dai-cells = <0>;
221		compatible = "ti,tlv320aic3106";
222		reg = <0x18>;
223		status = "okay";
224	};
225};
226
227&mcasp0 {
228	#sound-dai-cells = <0>;
229	pinctrl-names = "default";
230	pinctrl-0 = <&mcasp0_pins>;
231	status = "okay";
232
233	op-mode = <0>;   /* DAVINCI_MCASP_IIS_MODE */
234	tdm-slots = <2>;
235	serial-dir = <   /* 0: INACTIVE, 1: TX, 2: RX */
236		0 0 0 0
237		0 0 0 0
238		0 0 0 0
239		0 1 2 0
240	>;
241	tx-num-evt = <32>;
242	rx-num-evt = <32>;
243};
244
245&usb_phy {
246	status = "okay";
247};
248
249&usb0 {
250	status = "okay";
251};
252
253&usb1 {
254	status = "okay";
255};
256
257&aemif {
258	pinctrl-names = "default";
259	pinctrl-0 = <&nand_pins>;
260	status = "okay";
261	cs3 {
262		#address-cells = <2>;
263		#size-cells = <1>;
264		clock-ranges;
265		ranges;
266
267		ti,cs-chipselect = <3>;
268
269		nand@2000000,0 {
270			compatible = "ti,davinci-nand";
271			#address-cells = <1>;
272			#size-cells = <1>;
273			reg = <0 0x02000000 0x02000000
274			       1 0x00000000 0x00008000>;
275
276			ti,davinci-chipselect = <1>;
277			ti,davinci-mask-ale = <0>;
278			ti,davinci-mask-cle = <0>;
279			ti,davinci-mask-chipsel = <0>;
280
281			ti,davinci-nand-buswidth = <16>;
282			ti,davinci-ecc-mode = "hw";
283			ti,davinci-ecc-bits = <4>;
284			ti,davinci-nand-use-bbt;
285
286			/*
287			 * The OMAP-L132/L138 Bootloader doc SPRAB41E reads:
288			 * "To boot from NAND Flash, the AIS should be written
289			 * to NAND block 1 (NAND block 0 is not used by default)".
290			 * The same doc mentions that for ROM "Silicon Revision 2.1",
291			 * "Updated NAND boot mode to offer boot from block 0 or block 1".
292			 * However the limitaion is left here by default for compatibility
293			 * with older silicon and because it needs new boot pin settings
294			 * not possible in stock LCDK.
295			 */
296			partitions {
297				compatible = "fixed-partitions";
298				#address-cells = <1>;
299				#size-cells = <1>;
300
301				partition@0 {
302					label = "u-boot env";
303					reg = <0 0x020000>;
304				};
305				partition@20000 {
306					/* The LCDK defaults to booting from this partition */
307					label = "u-boot";
308					reg = <0x020000 0x080000>;
309				};
310				partition@a0000 {
311					label = "free space";
312					reg = <0x0a0000 0>;
313				};
314			};
315		};
316	};
317};
318
319&prictrl {
320	status = "okay";
321};
322
323&memctrl {
324	status = "okay";
325};
326
327&lcdc {
328	status = "okay";
329	pinctrl-names = "default";
330	pinctrl-0 = <&lcd_pins>;
331
332	port {
333		lcdc_out_vga: endpoint {
334			remote-endpoint = <&vga_bridge_in>;
335		};
336	};
337};
338
339&vpif {
340	pinctrl-names = "default";
341	pinctrl-0 = <&vpif_capture_pins>;
342	status = "okay";
343};
344
345&dsp {
346	memory-region = <&dsp_memory_region>;
347	status = "okay";
348};
349