2 * Device Tree include for Compulab CM-A510 System-on-Module
4 * Copyright (C) 2015, Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
6 * This file is dual-licensed: you can use it either under the terms
7 * of the GPL or the X11 license, at your option. Note that this dual
8 * licensing only applies to this file, and not this project as a
11 * a) This file is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
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16 * This file is distributed in the hope that it will be useful,
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18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
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24 * obtaining a copy of this software and associated documentation
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46 * The CM-A510 comes with several optional components:
56 * E1: PHY RTL8211D on internal GbE (SMI address 0x03)
57 * E2: Additional ethernet NIC RTL8111D on PCIe1
60 * A: TI TLV320AIC23b audio codec (I2C address 0x1a)
62 * Touchscreen options:
63 * I: TI TSC2046 touchscreen controller (on SPI1)
66 * U2: 2 dual-role USB2.0 ports
67 * U4: 2 additional USB2.0 host ports (via USB1)
70 * W: Broadcom BCM4319 802.11b/g/n (USI WM-N-BM-01 on SDIO1)
72 * GPIOs used on CM-A510:
73 * 1 GbE PHY reset (active low)
75 * 8 PowerOff (active low)
76 * 13 Touchscreen pen irq (active low)
77 * 65 System LED (active high)
78 * 69 USB Hub reset (active low)
79 * 70 WLAN reset (active low)
80 * 71 WLAN regulator (active high)
86 model = "Compulab CM-A510";
87 compatible = "compulab,cm-a510", "marvell,dove";
90 * Set the minimum memory size here and let the
91 * bootloader set the real size.
94 device_type = "memory";
95 reg = <0x00000000 0x20000000>;
99 compatible = "gpio-leds";
100 /* Set upper NAND data bit to GPO */
101 pinctrl-0 = <&pmx_nand_gpo>;
102 pinctrl-names = "default";
105 label = "cm-a510:system:green";
106 gpios = <&gpio2 1 GPIO_ACTIVE_HIGH>;
107 default-state = "keep";
111 wifi_power: regulator-1 {
112 compatible = "regulator-fixed";
113 regulator-name = "WiFi Power";
114 regulator-min-microvolt = <3300000>;
115 regulator-max-microvolt = <3300000>;
116 gpio = <&gpio2 7 GPIO_ACTIVE_HIGH>;
120 /* Optional RTL8211D GbE PHY on SMI address 0x03 */
122 ethphy: ethernet-phy@3 {
130 phy-handle = <ðphy>;
135 /* Optional TI TLV320AIC23b audio codec */
136 opt_audio: audio@1a {
137 compatible = "ti,tlv320aic23";
143 /* Optional RTL8111D GbE NIC on PCIe1 */
144 &pcie { status = "disabled"; };
147 pinctrl-0 = <&pmx_pcie1_clkreq>;
148 pinctrl-names = "default";
153 pmx_uart2: pmx-uart2 {
154 marvell,pins = "mpp14", "mpp15";
155 marvell,function = "uart2";
159 /* Optional Broadcom BCM4319 802.11b/g/n WiFi module */
162 vmmc-supply = <&wifi_power>;
163 reset-gpio = <&gpio2 6 GPIO_ACTIVE_LOW>;
170 /* 1M Flash Winbond W25Q80BL */
172 compatible = "winbond,w25q80";
173 spi-max-frequency = <80000000>;
179 pinctrl-0 = <&pmx_spi1_20_23>;
180 pinctrl-names = "default";
183 /* Optional TI TSC2046 touchscreen controller */
184 opt_touch: touchscreen@0 {
185 compatible = "ti,tsc2046";
186 spi-max-frequency = <2500000>;
188 pinctrl-0 = <&pmx_gpio_13>;
189 pinctrl-names = "default";
190 interrupts-extended = <&gpio0 13 IRQ_TYPE_EDGE_FALLING>;
195 pinctrl-0 = <&pmx_uart2>;
196 pinctrl-names = "default";