dts/microchip/at91sam9261ek.dts

1 // SPDX-License-Identifier: GPL-2.0-only
3  * at91sam9261ek.dts - Device Tree file for Atmel at91sam9261 reference board
5  *  Copyright (C) 2013 Jean-Jacques Hiblot <jjhiblot@traphandler.com>
7 /dts-v1/;
16 		stdout-path = "serial0:115200n8";
25 			clock-frequency = <32768>;
29 			clock-frequency = <18432000>;
40 			atmel,power-control-gpio = <&pioA 12 GPIO_ACTIVE_LOW>;
44 				bits-per-pixel = <16>;
45 				atmel,lcdcon-backlight;
48 				atmel,guard-time = <1>;
49 				atmel,lcd-wiring-mode = "BRG";
51 				display-timings {
52 					native-mode = <&timing0>;
54 						clock-frequency = <4965000>;
57 						hback-porch = <1>;
58 						hfront-porch = <33>;
59 						vback-porch = <1>;
60 						vfront-porch = <0>;
61 						hsync-len = <5>;
62 						vsync-len = <1>;
63 						hsync-active = <1>;
64 						vsync-active = <1>;
73 			nand_controller: nand-controller {
75 				pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
76 				pinctrl-names = "default";
80 					rb-gpios = <&pioC 15 GPIO_ACTIVE_HIGH>;
81 					cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;
82 					nand-bus-width = <8>;
83 					nand-ecc-mode = "soft";
84 					nand-on-flash-bbt;
88 						compatible = "fixed-partitions";
89 						#address-cells = <1>;
90 						#size-cells = <1>;
129 					compatible = "atmel,tcb-timer";
134 					compatible = "atmel,tcb-timer";
140 				atmel,vbus-gpio = <&pioB 29 GPIO_ACTIVE_HIGH>;
145 				cs-gpios = <&pioA 3 0>, <0>, <&pioA 28 0>, <0>;
151 					spi-max-frequency = <15000000>;
157 					interrupts-extended = <&pioC 2 IRQ_TYPE_EDGE_BOTH>;
158 					spi-max-frequency = <3000000>;
159 					pendown-gpio = <&pioC 2 GPIO_ACTIVE_LOW>;
161 					ti,x-min = /bits/ 16 <150>;
162 					ti,x-max = /bits/ 16 <3830>;
163 					ti,y-min = /bits/ 16 <190>;
164 					ti,y-max = /bits/ 16 <3830>;
165 					ti,vref-delay-usecs = /bits/ 16 <450>;
166 					ti,x-plate-ohms = /bits/ 16 <450>;
167 					ti,y-plate-ohms = /bits/ 16 <250>;
168 					ti,pressure-max = /bits/ 16 <15000>;
169 					ti,debounce-rep = /bits/ 16 <0>;
170 					ti,debounce-tol = /bits/ 16 <65535>;
171 					ti,debounce-max = /bits/ 16 <1>;
173 					wakeup-source;
182 				atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
193 		compatible = "gpio-leds";
197 			gpios = <&pioA 13 GPIO_ACTIVE_LOW>;
198 			linux,default-trigger = "none";
203 			gpios = <&pioA 14 GPIO_ACTIVE_LOW>;
204 			linux,default-trigger = "nand-disk";
209 			gpios = <&pioA 23 GPIO_ACTIVE_LOW>;
210 			linux,default-trigger = "heartbeat";
214 	gpio-keys {
215 		compatible = "gpio-keys";
217 		button-0 {
219 			gpios = <&pioA 27 GPIO_ACTIVE_LOW>;
221 			wakeup-source;
224 		button-1 {
226 			gpios = <&pioA 26 GPIO_ACTIVE_LOW>;
228 			wakeup-source;
231 		button-2 {
233 			gpios = <&pioA 25 GPIO_ACTIVE_LOW>;
235 			wakeup-source;
238 		button-3 {
240 			gpios = <&pioA 24 GPIO_ACTIVE_LOW>;
242 			wakeup-source;