1// SPDX-License-Identifier: GPL-2.0
  2/*
  3 * Samsung's S3C6410 based Mini6410 board device tree source
  4 *
  5 * Copyright (c) 2013 Tomasz Figa <tomasz.figa@gmail.com>
  6 *
  7 * Device tree source file for FriendlyARM Mini6410 board which is based on
  8 * Samsung's S3C6410 SoC.
  9 */
 10
 11/dts-v1/;
 12
 13#include <dt-bindings/gpio/gpio.h>
 14#include <dt-bindings/interrupt-controller/irq.h>
 15
 16#include "s3c6410.dtsi"
 17
 18/ {
 19	model = "FriendlyARM Mini6410 board based on S3C6410";
 20	compatible = "friendlyarm,mini6410", "samsung,s3c6410";
 21
 22	memory@50000000 {
 23		device_type = "memory";
 24		reg = <0x50000000 0x10000000>;
 25	};
 26
 27	chosen {
 28		bootargs = "console=ttySAC0,115200n8 earlyprintk rootwait root=/dev/mmcblk0p1";
 29	};
 30
 31	fin_pll: oscillator-0 {
 32		compatible = "fixed-clock";
 33		clock-frequency = <12000000>;
 34		clock-output-names = "fin_pll";
 35		#clock-cells = <0>;
 36	};
 37
 38	xusbxti: oscillator-1 {
 39		compatible = "fixed-clock";
 40		clock-output-names = "xusbxti";
 41		clock-frequency = <48000000>;
 42		#clock-cells = <0>;
 43	};
 44
 45	srom-cs1-bus@18000000 {
 46		compatible = "simple-bus";
 47		#address-cells = <1>;
 48		#size-cells = <1>;
 49		reg = <0x18000000 0x8000000>;
 50		ranges;
 51
 52		ethernet@18000000 {
 53			compatible = "davicom,dm9000";
 54			reg = <0x18000000 0x2 0x18000004 0x2>;
 55			interrupt-parent = <&gpn>;
 56			interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
 57			davicom,no-eeprom;
 58		};
 59	};
 60
 61	gpio-keys {
 62		compatible = "gpio-keys";
 63		pinctrl-names = "default";
 64		pinctrl-0 = <&gpio_keys>;
 65		autorepeat;
 66
 67		button-k1 {
 68			label = "K1";
 69			gpios = <&gpn 0 GPIO_ACTIVE_LOW>;
 70			linux,code = <2>;
 71			debounce-interval = <20>;
 72		};
 73
 74		button-k2 {
 75			label = "K2";
 76			gpios = <&gpn 1 GPIO_ACTIVE_LOW>;
 77			linux,code = <3>;
 78			debounce-interval = <20>;
 79		};
 80
 81		button-k3 {
 82			label = "K3";
 83			gpios = <&gpn 2 GPIO_ACTIVE_LOW>;
 84			linux,code = <4>;
 85			debounce-interval = <20>;
 86		};
 87
 88		button-k4 {
 89			label = "K4";
 90			gpios = <&gpn 3 GPIO_ACTIVE_LOW>;
 91			linux,code = <5>;
 92			debounce-interval = <20>;
 93		};
 94
 95		button-k5 {
 96			label = "K5";
 97			gpios = <&gpn 4 GPIO_ACTIVE_LOW>;
 98			linux,code = <6>;
 99			debounce-interval = <20>;
100		};
101
102		button-k6 {
103			label = "K6";
104			gpios = <&gpn 5 GPIO_ACTIVE_LOW>;
105			linux,code = <7>;
106			debounce-interval = <20>;
107		};
108
109		button-k7 {
110			label = "K7";
111			gpios = <&gpl 11 GPIO_ACTIVE_LOW>;
112			linux,code = <8>;
113			debounce-interval = <20>;
114		};
115
116		button-k8 {
117			label = "K8";
118			gpios = <&gpl 12 GPIO_ACTIVE_LOW>;
119			linux,code = <9>;
120			debounce-interval = <20>;
121		};
122	};
123
124	leds {
125		compatible = "gpio-leds";
126		pinctrl-names = "default";
127		pinctrl-0 = <&gpio_leds>;
128
129		led-1 {
130			label = "LED1";
131			gpios = <&gpk 4 GPIO_ACTIVE_LOW>;
132			linux,default-trigger = "heartbeat";
133		};
134
135		led-2 {
136			label = "LED2";
137			gpios = <&gpk 5 GPIO_ACTIVE_LOW>;
138			linux,default-trigger = "mmc0";
139		};
140
141		led-3 {
142			label = "LED3";
143			gpios = <&gpk 6 GPIO_ACTIVE_LOW>;
144		};
145
146		led-4 {
147			label = "LED4";
148			gpios = <&gpk 7 GPIO_ACTIVE_LOW>;
149		};
150	};
151
152	buzzer {
153		compatible = "pwm-beeper";
154		pwms = <&pwm 0 1000000 0>;
155		pinctrl-names = "default";
156		pinctrl-0 = <&pwm0_out>;
157	};
158};
159
160&clocks {
161	clocks = <&fin_pll>;
162};
163
164&sdhci0 {
165	pinctrl-names = "default";
166	pinctrl-0 = <&sd0_clk>, <&sd0_cmd>, <&sd0_cd>, <&sd0_bus4>;
167	bus-width = <4>;
168	status = "okay";
169};
170
171&uart0 {
172	pinctrl-names = "default";
173	pinctrl-0 = <&uart0_data>;
174	status = "okay";
175};
176
177&uart1 {
178	pinctrl-names = "default";
179	pinctrl-0 = <&uart1_data>, <&uart1_fctl>;
180	status = "okay";
181};
182
183&uart2 {
184	pinctrl-names = "default";
185	pinctrl-0 = <&uart2_data>;
186	status = "okay";
187};
188
189&uart3 {
190	pinctrl-names = "default";
191	pinctrl-0 = <&uart3_data>;
192	status = "okay";
193};
194
195&pinctrl0 {
196	gpio_leds: gpio-leds {
197		samsung,pins = "gpk-4", "gpk-5", "gpk-6", "gpk-7";
198		samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
199	};
200
201	gpio_keys: gpio-keys {
202		samsung,pins = "gpn-0", "gpn-1", "gpn-2", "gpn-3",
203				"gpn-4", "gpn-5", "gpl-11", "gpl-12";
204		samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
205	};
206};
207
208&i2c0 {
209	pinctrl-names = "default";
210	pinctrl-0 = <&i2c0_bus>;
211	status = "okay";
212
213	eeprom@50 {
214		compatible = "atmel,24c08";
215		reg = <0x50>;
216		pagesize = <16>;
217	};
218};