From c916eb95bc2c607c560b8da1195ecd139e87aed0 Mon Sep 17 00:00:00 2001 From: Harald Geyer Date: Thu, 15 Mar 2018 16:25:10 +0000 Subject: arm64: dts: allwinner: a64: Add support for TERES-I laptop The TERES-I is an open hardware laptop built by Olimex using the Allwinner A64 SoC. Add the board specific .dts file, which includes the A64 .dtsi and enables the peripherals that we support so far. Signed-off-by: Harald Geyer Signed-off-by: Maxime Ripard --- .../boot/dts/allwinner/sun50i-a64-teres-i.dts | 265 +++++++++++++++++++++ 1 file changed, 265 insertions(+) create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts (limited to 'arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts') diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts new file mode 100644 index 000000000000..d9baab3dc96b --- /dev/null +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts @@ -0,0 +1,265 @@ +/* + * Copyright (C) Harald Geyer + * based on sun50i-a64-olinuxino.dts by Jagan Teki + * + * SPDX-License-Identifier: (GPL-2.0 OR MIT) + */ + +/dts-v1/; + +#include "sun50i-a64.dtsi" + +#include +#include +#include + +/ { + model = "Olimex A64 Teres-I"; + compatible = "olimex,a64-teres-i", "allwinner,sun50i-a64"; + + aliases { + serial0 = &uart0; + }; + + chosen { + stdout-path = "serial0:115200n8"; + + framebuffer-lcd { + eDP25-supply = <®_dldo2>; + eDP12-supply = <®_dldo3>; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + + lid-switch { + label = "Lid Switch"; + gpios = <&r_pio 0 8 GPIO_ACTIVE_LOW>; /* PL8 */ + linux,input-type = ; + linux,code = ; + }; + }; + + leds { + compatible = "gpio-leds"; + + capslock { + label = "teres-i:green:capslock"; + gpios = <&pio 2 7 GPIO_ACTIVE_HIGH>; /* PC7 */ + }; + + numlock { + label = "teres-i:green:numlock"; + gpios = <&pio 2 4 GPIO_ACTIVE_HIGH>; /* PC4 */ + }; + }; + + reg_usb1_vbus: usb1-vbus { + compatible = "regulator-fixed"; + regulator-name = "usb1-vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + enable-active-high; + gpio = <&r_pio 0 7 GPIO_ACTIVE_HIGH>; /* PL7 */ + status = "okay"; + }; + + wifi_pwrseq: wifi_pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */ + }; +}; + +&ehci1 { + status = "okay"; +}; + + +/* The ANX6345 eDP-bridge is on i2c0. There is no linux (mainline) + * driver for this chip at the moment, the bootloader initializes it. + * However it can be accessed with the i2c-dev driver from user space. + */ +&i2c0 { + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins>; + status = "okay"; +}; + +&mmc0 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_pins>; + vmmc-supply = <®_dcdc1>; + cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; + disable-wp; + bus-width = <4>; + status = "okay"; +}; + +&mmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc1_pins>; + vmmc-supply = <®_aldo2>; + vqmmc-supply = <®_dldo4>; + mmc-pwrseq = <&wifi_pwrseq>; + bus-width = <4>; + non-removable; + status = "okay"; + + rtl8723bs: wifi@1 { + reg = <1>; + interrupt-parent = <&r_pio>; + interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 */ + interrupt-names = "host-wake"; + }; +}; + +&mmc2 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc2_pins>; + vmmc-supply = <®_dcdc1>; + vqmmc-supply = <®_dcdc1>; + bus-width = <8>; + non-removable; + cap-mmc-hw-reset; + status = "okay"; +}; + +&ohci1 { + status = "okay"; +}; + +&r_rsb { + status = "okay"; + + axp803: pmic@3a3 { + compatible = "x-powers,axp803"; + reg = <0x3a3>; + interrupt-parent = <&r_intc>; + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; + wakeup-source; + }; +}; + +#include "axp803.dtsi" + +®_aldo1 { + regulator-always-on; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-name = "vcc-pe"; +}; + +®_aldo2 { + regulator-always-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-pl"; +}; + +®_aldo3 { + regulator-always-on; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + regulator-name = "vcc-pll-avcc"; +}; + +®_dcdc1 { + regulator-always-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-3v3"; +}; + +®_dcdc2 { + regulator-always-on; + regulator-min-microvolt = <1040000>; + regulator-max-microvolt = <1300000>; + regulator-name = "vdd-cpux"; +}; + +/* DCDC3 is polyphased with DCDC2 */ + +®_dcdc5 { + regulator-always-on; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; + regulator-name = "vcc-ddr3"; +}; + +®_dcdc6 { + regulator-always-on; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + regulator-name = "vdd-sys"; +}; + +®_dldo1 { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-hdmi"; +}; + +®_dldo2 { + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + regulator-name = "vcc-pd"; +}; + +®_dldo3 { + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-name = "eDP12"; +}; + +®_dldo4 { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-wifi-io"; +}; + +®_eldo1 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-name = "cpvdd"; +}; + +®_eldo2 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-name = "vcc-dvdd-csi"; +}; + +®_fldo1 { + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-name = "vcc-1v2-hsic"; +}; + +/* + * The A64 chip cannot work without this regulator off, although + * it seems to be only driving the AR100 core. + * Maybe we don't still know well about CPUs domain. + */ +®_fldo2 { + regulator-always-on; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + regulator-name = "vdd-cpus"; +}; + +®_rtc_ldo { + regulator-name = "vcc-rtc"; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins_a>; + status = "okay"; +}; + +&usbphy { + usb1_vbus-supply = <®_usb1_vbus>; + status = "okay"; +}; -- cgit v1.2.3