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-rw-r--r--arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts401
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diff --git a/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts b/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts
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+++ b/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts
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+/*
+ * Copyright 2015 Chen-Yu Tsai
+ *
+ * Chen-Yu Tsai <wens@csie.org>
+ *
+ * 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; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * 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.
+ */
+
+/dts-v1/;
+#include "sun8i-a83t.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ model = "Cubietech Cubietruck Plus";
+ compatible = "cubietech,cubietruck-plus", "allwinner,sun8i-a83t";
+
+ aliases {
+ ethernet0 = &emac;
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ blue {
+ label = "cubietruck-plus:blue:usr";
+ gpios = <&pio 3 25 GPIO_ACTIVE_HIGH>; /* PD25 */
+ };
+
+ orange {
+ label = "cubietruck-plus:orange:usr";
+ gpios = <&pio 3 26 GPIO_ACTIVE_HIGH>; /* PD26 */
+ };
+
+ white {
+ label = "cubietruck-plus:white:usr";
+ gpios = <&pio 3 27 GPIO_ACTIVE_HIGH>; /* PD27 */
+ };
+
+ green {
+ label = "cubietruck-plus:green:usr";
+ gpios = <&pio 4 4 GPIO_ACTIVE_HIGH>; /* PE4 */
+ };
+ };
+
+ usb-hub {
+ /* I2C is not connected */
+ compatible = "smsc,usb3503";
+ initial-mode = <1>; /* initialize in HUB mode */
+ disabled-ports = <1>;
+ intn-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
+ reset-gpios = <&pio 4 16 GPIO_ACTIVE_LOW>; /* PE16 */
+ connect-gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
+ refclk-frequency = <19200000>;
+ };
+
+ reg_usb1_vbus: reg-usb1-vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "usb1-vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&pio 3 29 GPIO_ACTIVE_HIGH>; /* PD29 */
+ };
+
+ reg_usb2_vbus: reg-usb2-vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "usb2-vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ regulator-boot-on;
+ enable-active-high;
+ gpio = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
+ };
+
+ sound {
+ compatible = "simple-audio-card";
+ simple-audio-card,name = "On-board SPDIF";
+
+ simple-audio-card,cpu {
+ sound-dai = <&spdif>;
+ };
+
+ simple-audio-card,codec {
+ sound-dai = <&spdif_out>;
+ };
+ };
+
+ spdif_out: spdif-out {
+ #sound-dai-cells = <0>;
+ compatible = "linux,spdif-dit";
+ };
+
+ wifi_pwrseq: wifi_pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ clocks = <&ac100_rtc 1>;
+ clock-names = "ext_clock";
+ /* The WiFi low power clock must be 32768 Hz */
+ assigned-clocks = <&ac100_rtc 1>;
+ assigned-clock-rates = <32768>;
+ /* enables internal regulator and de-asserts reset */
+ reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
+ };
+};
+
+&cpu0 {
+ cpu-supply = <&reg_dcdc2>;
+};
+
+&cpu100 {
+ cpu-supply = <&reg_dcdc3>;
+};
+
+&ehci0 {
+ /* GL830 USB-to-SATA bridge here */
+ status = "okay";
+};
+
+&ehci1 {
+ /* USB3503 HSIC USB 2.0 hub here */
+ status = "okay";
+};
+
+&emac {
+ pinctrl-names = "default";
+ pinctrl-0 = <&emac_rgmii_pins>;
+ phy-supply = <&reg_dldo4>;
+ phy-handle = <&rgmii_phy>;
+ phy-mode = "rgmii-id";
+ status = "okay";
+};
+
+&mdio {
+ rgmii_phy: ethernet-phy@1 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <1>;
+ };
+};
+
+&mmc0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc0_pins>;
+ vmmc-supply = <&reg_dcdc1>;
+ bus-width = <4>;
+ cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
+ status = "okay";
+};
+
+&mmc1 {
+ vmmc-supply = <&reg_dcdc1>;
+ vqmmc-supply = <&reg_sw>;
+ mmc-pwrseq = <&wifi_pwrseq>;
+ bus-width = <4>;
+ non-removable;
+ status = "okay";
+};
+
+&mmc2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc2_8bit_emmc_pins>;
+ vmmc-supply = <&reg_dcdc1>;
+ bus-width = <8>;
+ non-removable;
+ cap-mmc-hw-reset;
+ status = "okay";
+};
+
+&r_rsb {
+ status = "okay";
+
+ axp81x: pmic@3a3 {
+ compatible = "x-powers,axp818", "x-powers,axp813";
+ reg = <0x3a3>;
+ interrupt-parent = <&r_intc>;
+ interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+ eldoin-supply = <&reg_dcdc1>;
+ swin-supply = <&reg_dcdc1>;
+ x-powers,drive-vbus-en;
+ };
+
+ ac100: codec@e89 {
+ compatible = "x-powers,ac100";
+ reg = <0xe89>;
+
+ ac100_codec: codec {
+ compatible = "x-powers,ac100-codec";
+ interrupt-parent = <&r_pio>;
+ interrupts = <0 11 IRQ_TYPE_LEVEL_LOW>; /* PL11 */
+ #clock-cells = <0>;
+ clock-output-names = "4M_adda";
+ };
+
+ ac100_rtc: rtc {
+ compatible = "x-powers,ac100-rtc";
+ interrupt-parent = <&r_intc>;
+ interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&ac100_codec>;
+ #clock-cells = <1>;
+ clock-output-names = "cko1_rtc",
+ "cko2_rtc",
+ "cko3_rtc";
+ };
+ };
+};
+
+#include "axp81x.dtsi"
+
+&reg_aldo1 {
+ regulator-always-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "vcc-1v8";
+};
+
+&reg_aldo2 {
+ regulator-always-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "dram-pll";
+};
+
+&reg_aldo3 {
+ regulator-always-on;
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-name = "avcc";
+};
+
+&reg_dcdc1 {
+ /*
+ * The schematics say this should be 3.3V, but the FEX file says
+ * it should be 3V. The latter makes sense, as the WiFi module's
+ * I/O is indirectly powered from DCDC1, through SW. It is rated
+ * at 2.98V maximum.
+ */
+ regulator-always-on;
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-name = "vcc-3v";
+};
+
+&reg_dcdc2 {
+ regulator-always-on;
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-name = "vdd-cpua";
+};
+
+&reg_dcdc3 {
+ regulator-always-on;
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-name = "vdd-cpub";
+};
+
+&reg_dcdc4 {
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-name = "vdd-gpu";
+};
+
+&reg_dcdc5 {
+ regulator-always-on;
+ regulator-min-microvolt = <1500000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-name = "vcc-dram";
+};
+
+&reg_dcdc6 {
+ regulator-always-on;
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <900000>;
+ regulator-name = "vdd-sys";
+};
+
+&reg_dldo2 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "dp-pwr";
+};
+
+&reg_dldo3 {
+ regulator-always-on;
+ regulator-min-microvolt = <2500000>;
+ regulator-max-microvolt = <2500000>;
+ regulator-name = "ephy-io";
+};
+
+&reg_dldo4 {
+ /*
+ * The PHY requires 20ms after all voltages are applied until core
+ * logic is ready and 30ms after the reset pin is de-asserted.
+ * Set a 100ms delay to account for PMIC ramp time and board traces.
+ */
+ regulator-enable-ramp-delay = <100000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "ephy";
+};
+
+&reg_drivevbus {
+ regulator-name = "usb0-vbus";
+ status = "okay";
+};
+
+&reg_eldo1 {
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-name = "dp-bridge-1";
+};
+
+&reg_eldo2 {
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-name = "dp-bridge-2";
+};
+
+&reg_fldo1 {
+ /* TODO should be handled by USB PHY */
+ regulator-always-on;
+ regulator-min-microvolt = <1080000>;
+ regulator-max-microvolt = <1320000>;
+ regulator-name = "vdd12-hsic";
+};
+
+&reg_fldo2 {
+ /*
+ * Despite the embedded CPUs core not being used in any way,
+ * this must remain on or the system will hang.
+ */
+ regulator-always-on;
+ regulator-min-microvolt = <700000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-name = "vdd-cpus";
+};
+
+&reg_rtc_ldo {
+ regulator-name = "vcc-rtc";
+};
+
+&reg_sw {
+ regulator-name = "vcc-wifi-io";
+};
+
+&spdif {
+ status = "okay";
+};
+
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pb_pins>;
+ status = "okay";
+};
+
+&usbphy {
+ usb1_vbus-supply = <&reg_usb1_vbus>;
+ usb2_vbus-supply = <&reg_usb2_vbus>;
+ status = "okay";
+};
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