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2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771 
 kernel/arch/arm/boot/dts/meson8b-odroidc1.dts
....@@ -1,47 +1,7 @@
1
+// SPDX-License-Identifier: GPL-2.0 OR MIT
12 /*
23  * Copyright 2015 Endless Mobile, Inc.
34  * Author: Carlo Caione <carlo@endlessm.com>
4
- *
5
- * This file is dual-licensed: you can use it either under the terms
6
- * of the GPL or the X11 license, at your option. Note that this dual
7
- * licensing only applies to this file, and not this project as a
8
- * whole.
9
- *
10
- *  a) This library is free software; you can redistribute it and/or
11
- *     modify it under the terms of the GNU General Public License as
12
- *     published by the Free Software Foundation; either version 2 of the
13
- *     License, or (at your option) any later version.
14
- *
15
- *     This library is distributed in the hope that it will be useful,
16
- *     but WITHOUT ANY WARRANTY; without even the implied warranty of
17
- *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18
- *     GNU General Public License for more details.
19
- *
20
- *     You should have received a copy of the GNU General Public License
21
- *     along with this program. If not, see <http://www.gnu.org/licenses/>.
22
- *
23
- * Or, alternatively,
24
- *
25
- *  b) Permission is hereby granted, free of charge, to any person
26
- *     obtaining a copy of this software and associated documentation
27
- *     files (the "Software"), to deal in the Software without
28
- *     restriction, including without limitation the rights to use,
29
- *     copy, modify, merge, publish, distribute, sublicense, and/or
30
- *     sell copies of the Software, and to permit persons to whom the
31
- *     Software is furnished to do so, subject to the following
32
- *     conditions:
33
- *
34
- *     The above copyright notice and this permission notice shall be
35
- *     included in all copies or substantial portions of the Software.
36
- *
37
- *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
38
- *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
39
- *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
40
- *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
41
- *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
42
- *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
43
- *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
44
- *     OTHER DEALINGS IN THE SOFTWARE.
455  */
466 
477 /dts-v1/;
....@@ -55,10 +15,21 @@
5515 	aliases {
5616 		serial0 = &uart_AO;
5717 		mmc0 = &sd_card_slot;
18
+		mmc1 = &sdhc;
19
+	};
20
+
21
+	chosen {
22
+		stdout-path = "serial0:115200n8";
5823 	};
5924 
6025 	memory {
26
+		device_type = "memory";
6127 		reg = <0x40000000 0x40000000>;
28
+	};
29
+
30
+	emmc_pwrseq: emmc-pwrseq {
31
+		compatible = "mmc-pwrseq-emmc";
32
+		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
6233 	};
6334 
6435 	leds {
....@@ -71,6 +42,14 @@
7142 		};
7243 	};
7344 
45
+	p5v0: regulator-p5v0 {
46
+		compatible = "regulator-fixed";
47
+
48
+		regulator-name = "P5V0";
49
+		regulator-min-microvolt = <5000000>;
50
+		regulator-max-microvolt = <5000000>;
51
+	};
52
+
7453 	tflash_vdd: regulator-tflash_vdd {
7554 		/*
7655 		 * signal name from schematics: TFLASH_VDD_EN
....@@ -80,6 +59,8 @@
8059 		regulator-name = "TFLASH_VDD";
8160 		regulator-min-microvolt = <3300000>;
8261 		regulator-max-microvolt = <3300000>;
62
+
63
+		vin-supply = <&vcc_3v3>;
8364 
8465 		gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
8566 		enable-active-high;
....@@ -92,6 +73,8 @@
9273 		regulator-min-microvolt = <1800000>;
9374 		regulator-max-microvolt = <3300000>;
9475 
76
+		vin-supply = <&vcc_3v3>;
77
+
9578 		/*
9679 		 * signal name from schematics: TF_3V3N_1V8_EN
9780 		 */
....@@ -101,21 +84,135 @@
10184 		states = <3300000 0
10285 			  1800000 1>;
10386 	};
87
+
88
+	iio-hwmon {
89
+		compatible = "iio-hwmon";
90
+		io-channels = <&saradc 8>;
91
+	};
92
+
93
+	rtc32k_xtal: rtc32k-xtal-clk {
94
+		/* X3 in the schematics */
95
+		compatible = "fixed-clock";
96
+		clock-frequency = <32768>;
97
+		clock-output-names = "RTC32K";
98
+		#clock-cells = <0>;
99
+	};
100
+
101
+	vcc_1v8: regulator-vcc-1v8 {
102
+		/*
103
+		 * RICHTEK RT9179 configured for a fixed output voltage of
104
+		 * 1.8V. This supplies not only VCC1V8 but also IOREF_1V8 and
105
+		 * VDD1V8 according to the schematics.
106
+		 */
107
+		compatible = "regulator-fixed";
108
+
109
+		regulator-name = "VCC1V8";
110
+		regulator-min-microvolt = <1800000>;
111
+		regulator-max-microvolt = <1800000>;
112
+
113
+		vin-supply = <&p5v0>;
114
+	};
115
+
116
+	vcc_3v3: regulator-vcc-3v3 {
117
+		/*
118
+		 * Monolithic Power Systems MP2161 configured for a fixed
119
+		 * output voltage of 3.3V. This supplies not only VCC3V3 but
120
+		 * also VDD3V3 and VDDIO_AO3V3 according to the schematics.
121
+		 */
122
+		compatible = "regulator-fixed";
123
+
124
+		regulator-name = "VCC3V3";
125
+		regulator-min-microvolt = <3300000>;
126
+		regulator-max-microvolt = <3300000>;
127
+
128
+		vin-supply = <&p5v0>;
129
+	};
130
+
131
+	vcck: regulator-vcck {
132
+		/* Monolithic Power Systems MP2161 */
133
+		compatible = "pwm-regulator";
134
+
135
+		regulator-name = "VCCK";
136
+		regulator-min-microvolt = <860000>;
137
+		regulator-max-microvolt = <1140000>;
138
+
139
+		pwm-supply = <&p5v0>;
140
+
141
+		pwms = <&pwm_cd 0 12218 0>;
142
+		pwm-dutycycle-range = <91 0>;
143
+
144
+		regulator-boot-on;
145
+		regulator-always-on;
146
+	};
147
+
148
+	vddc_ddr: regulator-vddc-ddr {
149
+		/*
150
+		 * Monolithic Power Systems MP2161 configured for a fixed
151
+		 * output voltage of 1.5V. This supplies not only DDR_VDDC but
152
+		 * also DDR3_1V5 according to the schematics.
153
+		 */
154
+		compatible = "regulator-fixed";
155
+
156
+		regulator-name = "DDR_VDDC";
157
+		regulator-min-microvolt = <1500000>;
158
+		regulator-max-microvolt = <1500000>;
159
+
160
+		vin-supply = <&p5v0>;
161
+	};
162
+
163
+	vddee: regulator-vddee {
164
+		/* Monolithic Power Systems MP2161 */
165
+		compatible = "pwm-regulator";
166
+
167
+		regulator-name = "VDDEE";
168
+		regulator-min-microvolt = <860000>;
169
+		regulator-max-microvolt = <1140000>;
170
+
171
+		pwm-supply = <&p5v0>;
172
+
173
+		pwms = <&pwm_cd 1 12218 0>;
174
+		pwm-dutycycle-range = <91 0>;
175
+
176
+		regulator-boot-on;
177
+		regulator-always-on;
178
+	};
179
+
180
+	vdd_rtc: regulator-vdd-rtc {
181
+		/*
182
+		 * Torex Semiconductor XC6215 configured for a fixed output of
183
+		 * 0.9V.
184
+		 */
185
+		compatible = "regulator-fixed";
186
+
187
+		regulator-name = "VDD_RTC";
188
+		regulator-min-microvolt = <900000>;
189
+		regulator-max-microvolt = <900000>;
190
+
191
+		vin-supply = <&vcc_3v3>;
192
+	};
193
+};
194
+
195
+&cpu0 {
196
+	cpu-supply = <&vcck>;
197
+};
198
+
199
+&efuse {
200
+	ethernet_mac_address: mac@1b4 {
201
+		reg = <0x1b4 0x6>;
202
+	};
104203 };
105204 
106205 &ethmac {
107206 	status = "okay";
108207 
109
-	snps,reset-gpio = <&gpio GPIOH_4 GPIO_ACTIVE_HIGH>;
110
-	snps,reset-active-low;
111
-	snps,reset-delays-us = <0 10000 30000>;
112
-
113208 	pinctrl-0 = <&eth_rgmii_pins>;
114209 	pinctrl-names = "default";
115210 
116
-	phy-mode = "rgmii";
117211 	phy-handle = <&eth_phy>;
118
-	amlogic,tx-delay-ns = <4>;
212
+	phy-mode = "rgmii-id";
213
+
214
+	nvmem-cells = <&ethernet_mac_address>;
215
+	nvmem-cell-names = "mac-address";
119216 
120217 	mdio {
121218 		compatible = "snps,dwmac-mdio";
....@@ -125,6 +222,11 @@
125222 		/* Realtek RTL8211F (0x001cc916) */
126223 		eth_phy: ethernet-phy@0 {
127224 			reg = <0>;
225
+
226
+			reset-assert-us = <10000>;
227
+			reset-deassert-us = <80000>;
228
+			reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>;
229
+
128230 			interrupt-parent = <&gpio_intc>;
129231 			/* GPIOH_3 */
130232 			interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
....@@ -132,7 +234,59 @@
132234 	};
133235 };
134236 
237
+&gpio {
238
+	gpio-line-names = /* Bank GPIOX */
239
+			  "J2 Header Pin 35", "J2 Header Pin 36",
240
+			  "J2 Header Pin 32", "J2 Header Pin 31",
241
+			  "J2 Header Pin 29", "J2 Header Pin 18",
242
+			  "J2 Header Pin 22", "J2 Header Pin 16",
243
+			  "J2 Header Pin 23", "J2 Header Pin 21",
244
+			  "J2 Header Pin 19", "J2 Header Pin 33",
245
+			  "J2 Header Pin 8", "J2 Header Pin 10",
246
+			  "J2 Header Pin 15", "J2 Header Pin 13",
247
+			  "J2 Header Pin 24", "J2 Header Pin 26",
248
+			  /* Bank GPIOY */
249
+			  "Revision (upper)", "Revision (lower)",
250
+			  "J2 Header Pin 7", "", "J2 Header Pin 12",
251
+			  "J2 Header Pin 11", "", "", "",
252
+			  "TFLASH_VDD_EN", "", "",
253
+			  /* Bank GPIODV */
254
+			  "VCCK_PWM (PWM_C)", "I2CA_SDA", "I2CA_SCL",
255
+			  "I2CB_SDA", "I2CB_SCL", "VDDEE_PWM (PWM_D)",
256
+			  "",
257
+			  /* Bank GPIOH */
258
+			  "HDMI_HPD", "HDMI_I2C_SDA", "HDMI_I2C_SCL",
259
+			  "ETH_PHY_INTR", "ETH_PHY_NRST", "ETH_TXD1",
260
+			  "ETH_TXD0", "ETH_TXD3", "ETH_TXD2",
261
+			  "ETH_RGMII_TX_CLK",
262
+			  /* Bank CARD */
263
+			  "SD_DATA1 (SDB_D1)", "SD_DATA0 (SDB_D0)",
264
+			  "SD_CLK",  "SD_CMD", "SD_DATA3 (SDB_D3)",
265
+			  "SD_DATA2 (SDB_D2)", "SD_CDN (SD_DET_N)",
266
+			  /* Bank BOOT */
267
+			  "SDC_D0 (EMMC)", "SDC_D1 (EMMC)",
268
+			  "SDC_D2 (EMMC)", "SDC_D3 (EMMC)",
269
+			  "SDC_D4 (EMMC)", "SDC_D5 (EMMC)",
270
+			  "SDC_D6 (EMMC)", "SDC_D7 (EMMC)",
271
+			  "SDC_CLK (EMMC)", "SDC_RSTn (EMMC)",
272
+			  "SDC_CMD (EMMC)", "BOOT_SEL", "", "", "",
273
+			  "", "", "", "",
274
+			  /* Bank DIF */
275
+			  "ETH_RXD1", "ETH_RXD0", "ETH_RX_DV",
276
+			  "RGMII_RX_CLK", "ETH_RXD3", "ETH_RXD2",
277
+			  "ETH_TXEN", "ETH_PHY_REF_CLK_25MOUT",
278
+			  "ETH_MDC", "ETH_MDIO";
279
+};
280
+
135281 &gpio_ao {
282
+	gpio-line-names = "UART TX", "UART RX", "",
283
+			  "TF_3V3N_1V8_EN", "USB_HUB_RST_N",
284
+			  "USB_OTG_PWREN", "J7 Header Pin 2",
285
+			  "IR_IN", "J7 Header Pin 4",
286
+			  "J7 Header Pin 6", "J7 Header Pin 5",
287
+			  "J7 Header Pin 7", "HDMI_CEC",
288
+			  "SYS_LED", "", "";
289
+
136290 	/*
137291 	 * WARNING: The USB Hub on the Odroid-C1/C1+ needs a reset signal
138292 	 * to be turned high in order to be detected by the USB Controller.
....@@ -151,6 +305,35 @@
151305 	status = "okay";
152306 	pinctrl-0 = <&ir_recv_pins>;
153307 	pinctrl-names = "default";
308
+};
309
+
310
+&mali {
311
+	mali-supply = <&vddee>;
312
+};
313
+
314
+&saradc {
315
+	status = "okay";
316
+	vref-supply = <&vcc_1v8>;
317
+};
318
+
319
+&sdhc {
320
+	status = "okay";
321
+
322
+	pinctrl-0 = <&sdxc_c_pins>;
323
+	pinctrl-names = "default";
324
+
325
+	bus-width = <8>;
326
+	max-frequency = <100000000>;
327
+
328
+	disable-wp;
329
+	cap-mmc-highspeed;
330
+	mmc-hs200-1_8v;
331
+	no-sdio;
332
+
333
+	mmc-pwrseq = <&emmc_pwrseq>;
334
+
335
+	vmmc-supply = <&vcc_3v3>;
336
+	vqmmc-supply = <&vcc_1v8>;
154337 };
155338 
156339 &sdio {
....@@ -178,6 +361,20 @@
178361 	};
179362 };
180363 
364
+&pwm_cd {
365
+	status = "okay";
366
+	pinctrl-0 = <&pwm_c1_pins>, <&pwm_d_pins>;
367
+	pinctrl-names = "default";
368
+	clocks = <&xtal>, <&xtal>;
369
+	clock-names = "clkin0", "clkin1";
370
+};
371
+
372
+&rtc {
373
+	/* needs to be enabled manually when a battery is connected */
374
+	clocks = <&rtc32k_xtal>;
375
+	vdd-supply = <&vdd_rtc>;
376
+};
377
+
181378 &uart_AO {
182379 	status = "okay";
183380 	pinctrl-0 = <&uart_ao_a_pins>;