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 {
 23		reg = <0x50000000 0x10000000>;
 24	};
 25
 26	chosen {
 27		bootargs = "console=ttySAC0,115200n8 earlyprintk rootwait root=/dev/mmcblk0p1";
 28	};
 29
 30	clocks {
 31		compatible = "simple-bus";
 32		#address-cells = <1>;
 33		#size-cells = <0>;
 34
 35		fin_pll: oscillator@0 {
 36			compatible = "fixed-clock";
 37			reg = <0>;
 38			clock-frequency = <12000000>;
 39			clock-output-names = "fin_pll";
 40			#clock-cells = <0>;
 41		};
 42
 43		xusbxti: oscillator@1 {
 44			compatible = "fixed-clock";
 45			reg = <1>;
 46			clock-output-names = "xusbxti";
 47			clock-frequency = <48000000>;
 48			#clock-cells = <0>;
 49		};
 50	};
 51
 52	srom-cs1@18000000 {
 53		compatible = "simple-bus";
 54		#address-cells = <1>;
 55		#size-cells = <1>;
 56		reg = <0x18000000 0x8000000>;
 57		ranges;
 58
 59		ethernet@18000000 {
 60			compatible = "davicom,dm9000";
 61			reg = <0x18000000 0x2 0x18000004 0x2>;
 62			interrupt-parent = <&gpn>;
 63			interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
 64			davicom,no-eeprom;
 65		};
 66	};
 67
 68	gpio-keys {
 69		compatible = "gpio-keys";
 70		pinctrl-names = "default";
 71		pinctrl-0 = <&gpio_keys>;
 72		autorepeat;
 73
 74		button-k1 {
 75			label = "K1";
 76			gpios = <&gpn 0 GPIO_ACTIVE_LOW>;
 77			linux,code = <2>;
 78			debounce-interval = <20>;
 79		};
 80
 81		button-k2 {
 82			label = "K2";
 83			gpios = <&gpn 1 GPIO_ACTIVE_LOW>;
 84			linux,code = <3>;
 85			debounce-interval = <20>;
 86		};
 87
 88		button-k3 {
 89			label = "K3";
 90			gpios = <&gpn 2 GPIO_ACTIVE_LOW>;
 91			linux,code = <4>;
 92			debounce-interval = <20>;
 93		};
 94
 95		button-k4 {
 96			label = "K4";
 97			gpios = <&gpn 3 GPIO_ACTIVE_LOW>;
 98			linux,code = <5>;
 99			debounce-interval = <20>;
100		};
101
102		button-k5 {
103			label = "K5";
104			gpios = <&gpn 4 GPIO_ACTIVE_LOW>;
105			linux,code = <6>;
106			debounce-interval = <20>;
107		};
108
109		button-k6 {
110			label = "K6";
111			gpios = <&gpn 5 GPIO_ACTIVE_LOW>;
112			linux,code = <7>;
113			debounce-interval = <20>;
114		};
115
116		button-k7 {
117			label = "K7";
118			gpios = <&gpl 11 GPIO_ACTIVE_LOW>;
119			linux,code = <8>;
120			debounce-interval = <20>;
121		};
122
123		button-k8 {
124			label = "K8";
125			gpios = <&gpl 12 GPIO_ACTIVE_LOW>;
126			linux,code = <9>;
127			debounce-interval = <20>;
128		};
129	};
130
131	leds {
132		compatible = "gpio-leds";
133		pinctrl-names = "default";
134		pinctrl-0 = <&gpio_leds>;
135
136		led-1 {
137			label = "LED1";
138			gpios = <&gpk 4 GPIO_ACTIVE_LOW>;
139			linux,default-trigger = "heartbeat";
140		};
141
142		led-2 {
143			label = "LED2";
144			gpios = <&gpk 5 GPIO_ACTIVE_LOW>;
145			linux,default-trigger = "mmc0";
146		};
147
148		led-3 {
149			label = "LED3";
150			gpios = <&gpk 6 GPIO_ACTIVE_LOW>;
151		};
152
153		led-4 {
154			label = "LED4";
155			gpios = <&gpk 7 GPIO_ACTIVE_LOW>;
156		};
157	};
158
159	buzzer {
160		compatible = "pwm-beeper";
161		pwms = <&pwm 0 1000000 0>;
162		pinctrl-names = "default";
163		pinctrl-0 = <&pwm0_out>;
164	};
165};
166
167&sdhci0 {
168	pinctrl-names = "default";
169	pinctrl-0 = <&sd0_clk>, <&sd0_cmd>, <&sd0_cd>, <&sd0_bus4>;
170	bus-width = <4>;
171	status = "okay";
172};
173
174&uart0 {
175	pinctrl-names = "default";
176	pinctrl-0 = <&uart0_data>;
177	status = "okay";
178};
179
180&uart1 {
181	pinctrl-names = "default";
182	pinctrl-0 = <&uart1_data>, <&uart1_fctl>;
183	status = "okay";
184};
185
186&uart2 {
187	pinctrl-names = "default";
188	pinctrl-0 = <&uart2_data>;
189	status = "okay";
190};
191
192&uart3 {
193	pinctrl-names = "default";
194	pinctrl-0 = <&uart3_data>;
195	status = "okay";
196};
197
198&pinctrl0 {
199	gpio_leds: gpio-leds {
200		samsung,pins = "gpk-4", "gpk-5", "gpk-6", "gpk-7";
201		samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
202	};
203
204	gpio_keys: gpio-keys {
205		samsung,pins = "gpn-0", "gpn-1", "gpn-2", "gpn-3",
206				"gpn-4", "gpn-5", "gpl-11", "gpl-12";
207		samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
208	};
209};
210
211&i2c0 {
212	pinctrl-names = "default";
213	pinctrl-0 = <&i2c0_bus>;
214	status = "okay";
215
216	eeprom@50 {
217		compatible = "atmel,24c08";
218		reg = <0x50>;
219		pagesize = <16>;
220	};
221};