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  1// SPDX-License-Identifier: GPL-2.0
  2/*
  3 * Hardkernel Odroid HC1 board device tree source
  4 *
  5 * Copyright (c) 2017 Marek Szyprowski
  6 * Copyright (c) 2017 Samsung Electronics Co., Ltd.
  7 *		http://www.samsung.com
  8 */
  9
 10/dts-v1/;
 11#include "exynos5422-odroid-core.dtsi"
 12
 13/ {
 14	model = "Hardkernel Odroid HC1";
 15	compatible = "hardkernel,odroid-hc1", "samsung,exynos5800", \
 16		     "samsung,exynos5";
 17
 18	pwmleds {
 19		compatible = "pwm-leds";
 20
 21		blueled {
 22			label = "blue:heartbeat";
 23			pwms = <&pwm 2 2000000 0>;
 24			pwm-names = "pwm2";
 25			max_brightness = <255>;
 26			linux,default-trigger = "heartbeat";
 27		};
 28	};
 29
 30	thermal-zones {
 31		cpu0_thermal: cpu0-thermal {
 32			thermal-sensors = <&tmu_cpu0 0>;
 33			trips {
 34				cpu0_alert0: cpu-alert-0 {
 35					temperature = <70000>; /* millicelsius */
 36					hysteresis = <10000>; /* millicelsius */
 37					type = "active";
 38				};
 39				cpu0_alert1: cpu-alert-1 {
 40					temperature = <85000>; /* millicelsius */
 41					hysteresis = <10000>; /* millicelsius */
 42					type = "active";
 43				};
 44				cpu0_crit0: cpu-crit-0 {
 45					temperature = <120000>; /* millicelsius */
 46					hysteresis = <0>; /* millicelsius */
 47					type = "critical";
 48				};
 49			};
 50
 51			cooling-maps {
 52				/*
 53				 * When reaching cpu0_alert0, reduce CPU
 54				 * by 2 steps. On Exynos5422/5800 that would
 55				 * be: 1600 MHz and 1100 MHz.
 56				 */
 57				map0 {
 58					trip = <&cpu0_alert0>;
 59					cooling-device = <&cpu0 0 2>,
 60							 <&cpu1 0 2>,
 61							 <&cpu2 0 2>,
 62							 <&cpu3 0 2>,
 63							 <&cpu4 0 2>,
 64							 <&cpu5 0 2>,
 65							 <&cpu6 0 2>,
 66							 <&cpu7 0 2>;
 67				};
 68				/*
 69				 * When reaching cpu0_alert1, reduce CPU
 70				 * further, down to 600 MHz (12 steps for big,
 71				 * 7 steps for LITTLE).
 72				 */
 73				map1 {
 74					trip = <&cpu0_alert1>;
 75					cooling-device = <&cpu0 3 7>,
 76							 <&cpu1 3 7>,
 77							 <&cpu2 3 7>,
 78							 <&cpu3 3 7>,
 79							 <&cpu4 3 12>,
 80							 <&cpu5 3 12>,
 81							 <&cpu6 3 12>,
 82							 <&cpu7 3 12>;
 83				};
 84			};
 85		};
 86		cpu1_thermal: cpu1-thermal {
 87			thermal-sensors = <&tmu_cpu1 0>;
 88			trips {
 89				cpu1_alert0: cpu-alert-0 {
 90					temperature = <70000>;
 91					hysteresis = <10000>;
 92					type = "active";
 93				};
 94				cpu1_alert1: cpu-alert-1 {
 95					temperature = <85000>;
 96					hysteresis = <10000>;
 97					type = "active";
 98				};
 99				cpu1_crit0: cpu-crit-0 {
100					temperature = <120000>;
101					hysteresis = <0>;
102					type = "critical";
103				};
104			};
105			cooling-maps {
106				map0 {
107					trip = <&cpu1_alert0>;
108					cooling-device = <&cpu0 0 2>,
109							 <&cpu1 0 2>,
110							 <&cpu2 0 2>,
111							 <&cpu3 0 2>,
112							 <&cpu4 0 2>,
113							 <&cpu5 0 2>,
114							 <&cpu6 0 2>,
115							 <&cpu7 0 2>;
116				};
117				map1 {
118					trip = <&cpu1_alert1>;
119					cooling-device = <&cpu0 3 7>,
120							 <&cpu1 3 7>,
121							 <&cpu2 3 7>,
122							 <&cpu3 3 7>,
123							 <&cpu4 3 12>,
124							 <&cpu5 3 12>,
125							 <&cpu6 3 12>,
126							 <&cpu7 3 12>;
127				};
128			};
129		};
130		cpu2_thermal: cpu2-thermal {
131			thermal-sensors = <&tmu_cpu2 0>;
132			trips {
133				cpu2_alert0: cpu-alert-0 {
134					temperature = <70000>;
135					hysteresis = <10000>;
136					type = "active";
137				};
138				cpu2_alert1: cpu-alert-1 {
139					temperature = <85000>;
140					hysteresis = <10000>;
141					type = "active";
142				};
143				cpu2_crit0: cpu-crit-0 {
144					temperature = <120000>;
145					hysteresis = <0>;
146					type = "critical";
147				};
148			};
149			cooling-maps {
150				map0 {
151					trip = <&cpu2_alert0>;
152					cooling-device = <&cpu0 0 2>,
153							 <&cpu1 0 2>,
154							 <&cpu2 0 2>,
155							 <&cpu3 0 2>,
156							 <&cpu4 0 2>,
157							 <&cpu5 0 2>,
158							 <&cpu6 0 2>,
159							 <&cpu7 0 2>;
160				};
161				map1 {
162					trip = <&cpu2_alert1>;
163					cooling-device = <&cpu0 3 7>,
164							 <&cpu1 3 7>,
165							 <&cpu2 3 7>,
166							 <&cpu3 3 7>,
167							 <&cpu4 3 12>,
168							 <&cpu5 3 12>,
169							 <&cpu6 3 12>,
170							 <&cpu7 3 12>;
171				};
172			};
173		};
174		cpu3_thermal: cpu3-thermal {
175			thermal-sensors = <&tmu_cpu3 0>;
176			trips {
177				cpu3_alert0: cpu-alert-0 {
178					temperature = <70000>;
179					hysteresis = <10000>;
180					type = "active";
181				};
182				cpu3_alert1: cpu-alert-1 {
183					temperature = <85000>;
184					hysteresis = <10000>;
185					type = "active";
186				};
187				cpu3_crit0: cpu-crit-0 {
188					temperature = <120000>;
189					hysteresis = <0>;
190					type = "critical";
191				};
192			};
193			cooling-maps {
194				map0 {
195					trip = <&cpu3_alert0>;
196					cooling-device = <&cpu0 0 2>,
197							 <&cpu1 0 2>,
198							 <&cpu2 0 2>,
199							 <&cpu3 0 2>,
200							 <&cpu4 0 2>,
201							 <&cpu5 0 2>,
202							 <&cpu6 0 2>,
203							 <&cpu7 0 2>;
204				};
205				map1 {
206					trip = <&cpu3_alert1>;
207					cooling-device = <&cpu0 3 7>,
208							 <&cpu1 3 7>,
209							 <&cpu2 3 7>,
210							 <&cpu3 3 7>,
211							 <&cpu4 3 12>,
212							 <&cpu5 3 12>,
213							 <&cpu6 3 12>,
214							 <&cpu7 3 12>;
215				};
216			};
217		};
218	};
219
220};
221
222&pwm {
223	/*
224	 * PWM 2 -- Blue LED
225	 */
226	pinctrl-0 = <&pwm2_out>;
227	pinctrl-names = "default";
228	samsung,pwm-outputs = <2>;
229	status = "okay";
230};
231
232&usbdrd_dwc3_1 {
233	dr_mode = "host";
234};