~sircmpwn/linux

linux/arch/arm/boot/dts/dove-cm-a510.dtsi -rw-r--r-- 5.0 KiB
a99d8080 — Linus Torvalds Linux 5.4-rc6 11 months ago
                                                                                
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
/*
 * Device Tree include for Compulab CM-A510 System-on-Module
 *
 * Copyright (C) 2015, Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
 *
 * This file is dual-licensed: you can use it either under the terms
 * of the GPL or the X11 license, at your option. Note that this dual
 * licensing only applies to this file, and not this project as a
 * whole.
 *
 *  a) This file is free software; you can redistribute it and/or
 *     modify it under the terms of the GNU General Public License as
 *     published by the Free Software Foundation; version 2 of the
 *     License.
 *
 *     This file is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 * Or, alternatively,
 *
 *  b) Permission is hereby granted, free of charge, to any person
 *     obtaining a copy of this software and associated documentation
 *     files (the "Software"), to deal in the Software without
 *     restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or
 *     sell copies of the Software, and to permit persons to whom the
 *     Software is furnished to do so, subject to the following
 *     conditions:
 *
 *     The above copyright notice and this permission notice shall be
 *     included in all copies or substantial portions of the Software.
 *
 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *     OTHER DEALINGS IN THE SOFTWARE.
 */

/*
 * The CM-A510 comes with several optional components:
 *
 * Memory options:
 *  D512: 512M
 *  D1024: 1G
 *
 * NAND options:
 *  N512: 512M NAND
 *
 * Ethernet options:
 *  E1: PHY RTL8211D on internal GbE (SMI address 0x03)
 *  E2: Additional ethernet NIC RTL8111D on PCIe1
 *
 * Audio options:
 *  A: TI TLV320AIC23b audio codec (I2C address 0x1a)
 *
 * Touchscreen options:
 *  I: TI TSC2046 touchscreen controller (on SPI1)
 *
 * USB options:
 *  U2: 2 dual-role USB2.0 ports
 *  U4: 2 additional USB2.0 host ports (via USB1)
 *
 * WiFi options:
 *  W: Broadcom BCM4319 802.11b/g/n (USI WM-N-BM-01 on SDIO1)
 *
 * GPIOs used on CM-A510:
 *   1 GbE PHY reset (active low)
 *   3 WakeUp
 *   8 PowerOff (active low)
 *  13 Touchscreen pen irq (active low)
 *  65 System LED (active high)
 *  69 USB Hub reset (active low)
 *  70 WLAN reset (active low)
 *  71 WLAN regulator (active high)
 */

#include "dove.dtsi"

/ {
	model = "Compulab CM-A510";
	compatible = "compulab,cm-a510", "marvell,dove";

	/*
	 * Set the minimum memory size here and let the
	 * bootloader set the real size.
	 */
	memory {
		device_type = "memory";
		reg = <0x00000000 0x20000000>;
	};

	leds {
		compatible = "gpio-leds";
		/* Set upper NAND data bit to GPO */
		pinctrl-0 = <&pmx_nand_gpo>;
		pinctrl-names = "default";

		system {
			label = "cm-a510:system:green";
			gpios = <&gpio2 1 GPIO_ACTIVE_HIGH>;
			default-state = "keep";
		};
	};

	regulators {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;

		wifi_power: regulator@1 {
			compatible = "regulator-fixed";
			regulator-name = "WiFi Power";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			gpio = <&gpio2 7 GPIO_ACTIVE_HIGH>;
		};
	};
};

/* Optional RTL8211D GbE PHY on SMI address 0x03 */
&ethphy {
	reg = <3>;
	status = "disabled";
};

&i2c0 {
	/* Optional TI TLV320AIC23b audio codec */
	opt_audio: audio@1a {
		compatible = "ti,tlv320aic23";
		reg = <0x1a>;
		status = "disabled";
	};
};

/* Optional RTL8111D GbE NIC on PCIe1 */
&pcie { status = "disabled"; };

&pcie1 {
	pinctrl-0 = <&pmx_pcie1_clkreq>;
	pinctrl-names = "default";
	status = "disabled";
};

&pinctrl {
	pmx_uart2: pmx-uart2 {
		marvell,pins = "mpp14", "mpp15";
		marvell,function = "uart2";
	};
};

/* Optional Broadcom BCM4319 802.11b/g/n WiFi module */
&sdio1 {
	non-removable;
	vmmc-supply = <&wifi_power>;
	reset-gpio = <&gpio2 6 GPIO_ACTIVE_LOW>;
	status = "disabled";
};

&spi0 {
	status = "okay";

	/* 1M Flash Winbond W25Q80BL */
	flash@0 {
		compatible = "winbond,w25q80";
		spi-max-frequency = <80000000>;
		reg = <0>;
	};
};

&spi1 {
	pinctrl-0 = <&pmx_spi1_20_23>;
	pinctrl-names = "default";
	status = "disabled";

	/* Optional TI TSC2046 touchscreen controller */
	opt_touch: touchscreen@0 {
		compatible = "ti,tsc2046";
		spi-max-frequency = <2500000>;
		reg = <0>;
		pinctrl-0 = <&pmx_gpio_13>;
		pinctrl-names = "default";
		interrupts-extended = <&gpio0 13 IRQ_TYPE_EDGE_FALLING>;
	};
};

&uart2 {
	pinctrl-0 = <&pmx_uart2>;
	pinctrl-names = "default";
};