1// SPDX-License-Identifier: GPL-2.0
  2/*
  3 * at91-kizboxmini.dts - Device Tree file for Overkiz Kizbox mini board
  4 *
  5 * Copyright (C) 2014-2018 Overkiz SAS
  6 *   Author: Antoine Aubert <a.aubert@overkiz.com>
  7 *           Gaël Portay <g.portay@overkiz.com>
  8 *           Kévin Raymond <k.raymond@overkiz.com>
  9 *           Dorian Rocipon <d.rocipon@overkiz.com>
 10 */
 11#include "at91sam9g25.dtsi"
 12
 13/ {
 14	chosen {
 15		bootargs = "ubi.mtd=ubi";
 16		stdout-path = &dbgu;
 17	};
 18
 19	memory@20000000 {
 20		reg = <0x20000000 0x8000000>;
 21	};
 22
 23	clocks {
 24		main_xtal {
 25			clock-frequency = <12000000>;
 26		};
 27
 28		slow_xtal {
 29			clock-frequency = <32768>;
 30		};
 31
 32		adc_op_clk {
 33			status = "disabled";
 34		};
 35	};
 36
 37	gpio_keys {
 38		compatible = "gpio-keys";
 39		#address-cells = <1>;
 40		#size-cells = <0>;
 41
 42		prog {
 43			label = "PB_PROG";
 44			gpios = <&pioC 17 GPIO_ACTIVE_LOW>;
 45			linux,code = <0x102>;
 46			wakeup-source;
 47		};
 48
 49		reset {
 50			label = "PB_RST";
 51			gpios = <&pioC 16 GPIO_ACTIVE_LOW>;
 52			linux,code = <0x100>;
 53			wakeup-source;
 54		};
 55	};
 56
 57	leds: led-controller-1 {
 58		compatible = "pwm-leds";
 59
 60		led_blue: led-1 {
 61			label = "pwm:blue:user";
 62			pwms = <&pwm0 2 10000000 0>;
 63			max-brightness = <255>;
 64			linux,default-trigger = "none";
 65			status = "disabled";
 66		};
 67
 68		led_green: led-2 {
 69			label = "pwm:green:user";
 70			pwms = <&pwm0 0 10000000 0>;
 71			max-brightness = <255>;
 72			linux,default-trigger = "default-on";
 73		};
 74
 75		led_red: led-3 {
 76			label = "pwm:red:user";
 77			pwms = <&pwm0 1 10000000 0>;
 78			max-brightness = <255>;
 79			linux,default-trigger = "default-on";
 80		};
 81	};
 82};
 83
 84&usart0 {
 85	atmel,use-dma-rx;
 86	atmel,use-dma-tx;
 87	status = "okay";
 88};
 89
 90&macb0 {
 91	phy-mode = "rmii";
 92	status = "okay";
 93};
 94
 95&pwm0 {
 96	pinctrl-names = "default";
 97	pinctrl-0 = <&pinctrl_pwm0_pwm0_1
 98		     &pinctrl_pwm0_pwm1_1
 99		     &pinctrl_pwm0_pwm2_1>;
100	status = "okay";
101};
102
103&dbgu {
104	status = "okay";
105};
106
107&watchdog {
108	status = "okay";
109};
110
111&adc0 {
112	status = "disabled";
113};
114
115&rtc {
116	status = "disabled";
117};
118
119&ebi {
120	pinctrl-0 = <&pinctrl_ebi_addr_nand
121			&pinctrl_ebi_data_0_7>;
122	pinctrl-names = "default";
123	status = "okay";
124};
125
126&nand_controller {
127	status = "okay";
128	pinctrl-0 = <&pinctrl_nand_oe_we
129		     &pinctrl_nand_cs
130		     &pinctrl_nand_rb>;
131	pinctrl-names = "default";
132
133	nand@3 {
134		reg = <0x3 0x0 0x800000>;
135		rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
136		cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
137		nand-bus-width = <8>;
138		nand-ecc-mode = "hw";
139		nand-ecc-strength = <4>;
140		nand-ecc-step-size = <512>;
141		nand-on-flash-bbt;
142		label = "atmel_nand";
143
144		partitions {
145			compatible = "fixed-partitions";
146			#address-cells = <1>;
147			#size-cells = <1>;
148
149			bootstrap@0 {
150				label = "bootstrap";
151				reg = <0x0 0x20000>;
152			};
153
154			ubi@20000 {
155				label = "ubi";
156				reg = <0x20000 0x7fe0000>;
157			};
158		};
159	};
160};
161
162&usb0 {
163	num-ports = <1>;
164	status = "okay";
165};
166
167&usb1 {
168	status = "okay";
169};
170