1 // SPDX-License-Identifier: GPL-2.0
3 * Samsung's Exynos4210 based Origen board device tree source
5 * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com
7 * Copyright (c) 2010-2011 Linaro Ltd.
10 * Device tree source file for Insignal's Origen board which is based on
11 * Samsung's Exynos4210 SoC.
15 #include "exynos4210.dtsi"
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/input/input.h>
18 #include <dt-bindings/leds/common.h>
19 #include "exynos-mfc-reserved-memory.dtsi"
22 model = "Insignal Origen evaluation board based on Exynos4210";
23 compatible = "insignal,origen", "samsung,exynos4210", "samsung,exynos4";
26 device_type = "memory";
27 reg = <0x40000000 0x10000000
30 0x70000000 0x10000000>;
34 bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc";
35 stdout-path = "serial2:115200n8";
38 mmc_reg: voltage-regulator {
39 compatible = "regulator-fixed";
40 regulator-name = "VMEM_VDD_2.8V";
41 regulator-min-microvolt = <2800000>;
42 regulator-max-microvolt = <2800000>;
43 gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
48 compatible = "gpio-keys";
52 gpios = <&gpx2 0 GPIO_ACTIVE_LOW>;
53 linux,code = <KEY_UP>;
59 gpios = <&gpx2 1 GPIO_ACTIVE_LOW>;
60 linux,code = <KEY_DOWN>;
66 gpios = <&gpx1 7 GPIO_ACTIVE_LOW>;
67 linux,code = <KEY_BACK>;
73 gpios = <&gpx1 6 GPIO_ACTIVE_LOW>;
74 linux,code = <KEY_HOME>;
80 gpios = <&gpx1 5 GPIO_ACTIVE_LOW>;
81 linux,code = <KEY_MENU>;
87 compatible = "gpio-leds";
89 gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
90 function = LED_FUNCTION_HEARTBEAT;
91 linux,default-trigger = "heartbeat";
97 compatible = "samsung,clock-xxti";
98 clock-frequency = <0>;
102 compatible = "samsung,clock-xusbxti";
103 clock-frequency = <24000000>;
106 pmic_ap_clk: pmic-ap-clk {
107 /* Workaround for missing clock on max8997 PMIC */
108 compatible = "fixed-clock";
110 clock-frequency = <32768>;
115 native-mode = <&timing0>;
117 clock-frequency = <47500000>;
131 cpu0-supply = <&buck1_reg>;
137 /* Corresponds to 800MHz */
138 cooling-device = <&cpu0 2 2>;
141 /* Corresponds to 200MHz */
142 cooling-device = <&cpu0 4 4>;
152 pinctrl-0 = <&lcd_en &lcd_clk &lcd_data24 &pwm0_out>;
153 pinctrl-names = "default";
158 mali-supply = <&buck3_reg>;
163 vusb_d-supply = <&ldo3_reg>;
164 vusb_a-supply = <&ldo8_reg>;
165 dr_mode = "peripheral";
171 samsung,i2c-sda-delay = <100>;
172 samsung,i2c-max-bus-freq = <20000>;
173 pinctrl-0 = <&i2c0_bus>;
174 pinctrl-names = "default";
177 compatible = "maxim,max8997-pmic";
179 interrupt-parent = <&gpx0>;
180 interrupts = <4 IRQ_TYPE_NONE>, <3 IRQ_TYPE_NONE>;
181 pinctrl-names = "default";
182 pinctrl-0 = <&max8997_irq>;
184 max8997,pmic-buck1-dvs-voltage = <1350000>;
185 max8997,pmic-buck2-dvs-voltage = <1100000>;
186 max8997,pmic-buck5-dvs-voltage = <1200000>;
190 regulator-name = "VDD_ABB_3.3V";
191 regulator-min-microvolt = <3300000>;
192 regulator-max-microvolt = <3300000>;
196 regulator-name = "VDD_ALIVE_1.1V";
197 regulator-min-microvolt = <1100000>;
198 regulator-max-microvolt = <1100000>;
203 regulator-name = "VMIPI_1.1V";
204 regulator-min-microvolt = <1100000>;
205 regulator-max-microvolt = <1100000>;
209 regulator-name = "VDD_RTC_1.8V";
210 regulator-min-microvolt = <1800000>;
211 regulator-max-microvolt = <1800000>;
216 regulator-name = "VMIPI_1.8V";
217 regulator-min-microvolt = <1800000>;
218 regulator-max-microvolt = <1800000>;
223 regulator-name = "VDD_AUD_1.8V";
224 regulator-min-microvolt = <1800000>;
225 regulator-max-microvolt = <1800000>;
229 regulator-name = "VADC_3.3V";
230 regulator-min-microvolt = <3300000>;
231 regulator-max-microvolt = <3300000>;
235 regulator-name = "DVDD_SWB_2.8V";
236 regulator-min-microvolt = <2800000>;
237 regulator-max-microvolt = <2800000>;
242 regulator-name = "VDD_PLL_1.1V";
243 regulator-min-microvolt = <1100000>;
244 regulator-max-microvolt = <1100000>;
249 regulator-name = "VDD_AUD_3V";
250 regulator-min-microvolt = <3000000>;
251 regulator-max-microvolt = <3000000>;
255 regulator-name = "AVDD18_SWB_1.8V";
256 regulator-min-microvolt = <1800000>;
257 regulator-max-microvolt = <1800000>;
262 regulator-name = "VDD_SWB_3.3V";
263 regulator-min-microvolt = <3300000>;
264 regulator-max-microvolt = <3300000>;
269 regulator-name = "VDD_MIF_1.2V";
270 regulator-min-microvolt = <1200000>;
271 regulator-max-microvolt = <1200000>;
276 regulator-name = "VDD_ARM_1.2V";
277 regulator-min-microvolt = <950000>;
278 regulator-max-microvolt = <1350000>;
284 regulator-name = "VDD_INT_1.1V";
285 regulator-min-microvolt = <900000>;
286 regulator-max-microvolt = <1100000>;
292 regulator-name = "VDD_G3D_1.1V";
293 regulator-min-microvolt = <900000>;
294 regulator-max-microvolt = <1100000>;
298 regulator-name = "VDDQ_M1M2_1.2V";
299 regulator-min-microvolt = <1200000>;
300 regulator-max-microvolt = <1200000>;
305 regulator-name = "VDD_LCD_3.3V";
306 regulator-min-microvolt = <3300000>;
307 regulator-max-microvolt = <3300000>;
313 regulator-name = "EN32KHZ_AP";
321 max8997_irq: max8997-irq-pins {
322 samsung,pins = "gpx0-3", "gpx0-4";
323 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
329 pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_cd>;
330 pinctrl-names = "default";
331 vmmc-supply = <&mmc_reg>;
337 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>;
338 pinctrl-names = "default";
339 vmmc-supply = <&mmc_reg>;
361 clocks = <&clock CLK_RTC>, <&pmic_ap_clk>;
362 clock-names = "rtc", "rtc_src";