[U-Boot] [PATCH v3 5/5] sunxi: DT: add support for Pinebook

Vagrant Cascadian vagrant at debian.org
Thu Oct 18 16:32:17 UTC 2018 

On 2018-10-17, Vasily Khoruzhick <anarsoul at gmail.com> wrote:
> Pinebook is a laptop produced by Pine64, with USB-connected keyboard,
> USB-connected touchpad and an eDP LCD panel connected via a RGB-eDP
> bridge from Analogix.
>
> Signed-off-by: Vasily Khoruzhick <anarsoul at gmail.com>
> Acked-by: Maxime Ripard <maxime.ripard at bootlin.com>
> Tested-by: Maxime Ripard <maxime.ripard at bootlin.com>
> Cc: Vagrant Cascadian <vagrant at debian.org>

Working great on my pinebook! Thanks!

Depends on the sunxi-pwm fixes recently posted for working LCD backlight
at the u-boot prompt:

  https://patchwork.ozlabs.org/project/uboot/list/?series=71167

Tested-by: Vagrant Cascadian <vagrant at debian.org>

live well,
  vagrant

> ---
>  arch/arm/dts/Makefile                        |   1 +
>  arch/arm/dts/sun50i-a64-pinebook-u-boot.dtsi |  15 +
>  arch/arm/dts/sun50i-a64-pinebook.dts         | 294 +++++++++++++++++++
>  configs/pinebook_defconfig                   |  22 ++
>  4 files changed, 332 insertions(+)
>  create mode 100644 arch/arm/dts/sun50i-a64-pinebook-u-boot.dtsi
>  create mode 100644 arch/arm/dts/sun50i-a64-pinebook.dts
>  create mode 100644 configs/pinebook_defconfig
>
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index dfe9335a04..6b8ee81059 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -404,6 +404,7 @@ dtb-$(CONFIG_MACH_SUN50I) += \
>  	sun50i-a64-orangepi-win.dtb \
>  	sun50i-a64-pine64-plus.dtb \
>  	sun50i-a64-pine64.dtb \
> +	sun50i-a64-pinebook.dtb \
>  	sun50i-a64-sopine-baseboard.dtb
>  dtb-$(CONFIG_MACH_SUN9I) += \
>  	sun9i-a80-optimus.dtb \
> diff --git a/arch/arm/dts/sun50i-a64-pinebook-u-boot.dtsi b/arch/arm/dts/sun50i-a64-pinebook-u-boot.dtsi
> new file mode 100644
> index 0000000000..a99b7171d0
> --- /dev/null
> +++ b/arch/arm/dts/sun50i-a64-pinebook-u-boot.dtsi
> @@ -0,0 +1,15 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (C) 2018 Vasily Khoruzhick <anarsoul at gmail.com>
> + *
> + */
> +
> +/* The ANX6345 eDP-bridge is on r_i2c */
> +&r_i2c {
> +	anx6345: edp-bridge at 38 {
> +		compatible = "analogix,anx6345";
> +		reg = <0x38>;
> +		reset-gpios = <&pio 3 24 GPIO_ACTIVE_LOW>; /* PD24 */
> +		status = "okay";
> +	};
> +};
> diff --git a/arch/arm/dts/sun50i-a64-pinebook.dts b/arch/arm/dts/sun50i-a64-pinebook.dts
> new file mode 100644
> index 0000000000..a3b0526ef6
> --- /dev/null
> +++ b/arch/arm/dts/sun50i-a64-pinebook.dts
> @@ -0,0 +1,294 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (C) 2017 Icenowy Zheng <icenowy at aosc.xyz>
> + * Copyright (C) 2018 Vasily Khoruzhick <anarsoul at gmail.com>
> + *
> + */
> +
> +/dts-v1/;
> +
> +#include "sun50i-a64.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/pwm/pwm.h>
> +
> +/ {
> +	model = "Pinebook";
> +	compatible = "pine64,pinebook", "allwinner,sun50i-a64";
> +
> +	aliases {
> +		serial0 = &uart0;
> +		ethernet0 = &rtl8723cs;
> +	};
> +
> +	vdd_bl: regulator at 0 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "bl-3v3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
> +		enable-active-high;
> +	};
> +
> +	backlight: backlight {
> +		compatible = "pwm-backlight";
> +		pwms = <&pwm 0 50000 0>;
> +		brightness-levels = <0 5 10 15 20 30 40 55 70 85 100>;
> +		default-brightness-level = <2>;
> +		enable-gpios = <&pio 3 23 GPIO_ACTIVE_HIGH>; /* PD23 */
> +		power-supply = <&vdd_bl>;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +
> +		framebuffer-lcd {
> +			panel-supply = <&reg_dc1sw>;
> +			dvdd25-supply = <&reg_dldo2>;
> +			dvdd12-supply = <&reg_fldo1>;
> +		};
> +	};
> +
> +	gpio_keys {
> +		compatible = "gpio-keys";
> +
> +		lid_switch {
> +			label = "Lid Switch";
> +			gpios = <&r_pio 0 12 GPIO_ACTIVE_LOW>; /* PL12 */
> +			linux,input-type = <EV_SW>;
> +			linux,code = <SW_LID>;
> +			linux,can-disable;
> +			wakeup-source;
> +		};
> +	};
> +
> +	reg_vcc3v3: vcc3v3 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcc3v3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +	};
> +
> +	wifi_pwrseq: wifi_pwrseq {
> +		compatible = "mmc-pwrseq-simple";
> +		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
> +	};
> +};
> +
> +&ehci0 {
> +	phys = <&usbphy 0>;
> +	phy-names = "usb";
> +	status = "okay";
> +};
> +
> +&ehci1 {
> +	status = "okay";
> +};
> +
> +&mmc0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc0_pins>;
> +	vmmc-supply = <&reg_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 = <&reg_dldo4>;
> +	vqmmc-supply = <&reg_eldo1>;
> +	mmc-pwrseq = <&wifi_pwrseq>;
> +	bus-width = <4>;
> +	non-removable;
> +	status = "okay";
> +
> +	rtl8723cs: wifi at 1 {
> +		reg = <1>;
> +	};
> +};
> +
> +&mmc2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc2_pins>;
> +	vmmc-supply = <&reg_dcdc1>;
> +	vqmmc-supply = <&reg_eldo1>;
> +	bus-width = <8>;
> +	non-removable;
> +	cap-mmc-hw-reset;
> +	mmc-hs200-1_8v;
> +	status = "okay";
> +};
> +
> +&ohci0 {
> +	phys = <&usbphy 0>;
> +	phy-names = "usb";
> +	status = "okay";
> +};
> +
> +&ohci1 {
> +	status = "okay";
> +};
> +
> +&pwm {
> +	status = "okay";
> +};
> +
> +&r_rsb {
> +	status = "okay";
> +
> +	axp803: pmic at 3a3 {
> +		compatible = "x-powers,axp803";
> +		reg = <0x3a3>;
> +		interrupt-parent = <&r_intc>;
> +		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> +	};
> +};
> +
> +/* The ANX6345 eDP-bridge is on r_i2c */
> +&r_i2c {
> +	clock-frequency = <100000>;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&r_i2c_pins_a>;
> +	status = "okay";
> +};
> +
> +#include "axp803.dtsi"
> +
> +&reg_aldo1 {
> +	regulator-min-microvolt = <2800000>;
> +	regulator-max-microvolt = <2800000>;
> +	regulator-name = "vcc-csi";
> +};
> +
> +&reg_aldo2 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1800000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-pl";
> +};
> +
> +&reg_aldo3 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <2700000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-pll-avcc";
> +};
> +
> +&reg_dc1sw {
> +	regulator-name = "vcc-lcd";
> +};
> +
> +&reg_dcdc1 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-3v3";
> +};
> +
> +&reg_dcdc2 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1000000>;
> +	regulator-max-microvolt = <1300000>;
> +	regulator-name = "vdd-cpux";
> +};
> +
> +/* DCDC3 is polyphased with DCDC2 */
> +
> +&reg_dcdc5 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1200000>;
> +	regulator-max-microvolt = <1200000>;
> +	regulator-name = "vcc-dram";
> +};
> +
> +&reg_dcdc6 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1100000>;
> +	regulator-max-microvolt = <1100000>;
> +	regulator-name = "vdd-sys";
> +};
> +
> +&reg_dldo1 {
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-hdmi";
> +};
> +
> +&reg_dldo2 {
> +	regulator-min-microvolt = <2500000>;
> +	regulator-max-microvolt = <2500000>;
> +	regulator-name = "vcc-edp";
> +};
> +
> +&reg_dldo3 {
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "avdd-csi";
> +};
> +
> +&reg_dldo4 {
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-wifi";
> +};
> +
> +&reg_eldo1 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1800000>;
> +	regulator-max-microvolt = <1800000>;
> +	regulator-name = "cpvdd";
> +};
> +
> +&reg_eldo3 {
> +	regulator-min-microvolt = <1800000>;
> +	regulator-max-microvolt = <1800000>;
> +	regulator-name = "vdd-1v8-csi";
> +};
> +
> +&reg_fldo1 {
> +	regulator-min-microvolt = <1200000>;
> +	regulator-max-microvolt = <1200000>;
> +	regulator-name = "vcc-1v2-hsic";
> +};
> +
> +&reg_fldo2 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1100000>;
> +	regulator-max-microvolt = <1100000>;
> +	regulator-name = "vdd-cpus";
> +};
> +
> +&reg_ldo_io0 {
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-usb";
> +	status = "okay";
> +};
> +
> +&reg_rtc_ldo {
> +	regulator-name = "vcc-rtc";
> +};
> +
> +&simplefb_hdmi {
> +	vcc-hdmi-supply = <&reg_dldo1>;
> +};
> +
> +&uart0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart0_pins_a>;
> +	status = "okay";
> +};
> +
> +&usb_otg {
> +	dr_mode = "host";
> +};
> +
> +&usbphy {
> +	usb0_vbus-supply = <&reg_ldo_io0>;
> +	usb1_vbus-supply = <&reg_ldo_io0>;
> +	status = "okay";
> +};
> diff --git a/configs/pinebook_defconfig b/configs/pinebook_defconfig
> new file mode 100644
> index 0000000000..5294dbd2eb
> --- /dev/null
> +++ b/configs/pinebook_defconfig
> @@ -0,0 +1,22 @@
> +CONFIG_ARM=y
> +CONFIG_ARCH_SUNXI=y
> +CONFIG_SPL=y
> +CONFIG_MACH_SUN50I=y
> +CONFIG_SUNXI_DRAM_LPDDR3_STOCK=y
> +CONFIG_DRAM_CLK=552
> +CONFIG_DRAM_ZQ=3881949
> +CONFIG_MMC_SUNXI_SLOT_EXTRA=2
> +CONFIG_R_I2C_ENABLE=y
> +# CONFIG_CMD_FLASH is not set
> +# CONFIG_SPL_DOS_PARTITION is not set
> +# CONFIG_SPL_EFI_PARTITION is not set
> +CONFIG_DEFAULT_DEVICE_TREE="sun50i-a64-pinebook"
> +CONFIG_DM_REGULATOR=y
> +CONFIG_DM_REGULATOR_FIXED=y
> +CONFIG_DM_PWM=y
> +CONFIG_PWM_SUNXI=y
> +CONFIG_USB_EHCI_HCD=y
> +CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y
> +# CONFIG_USB_GADGET is not set
> +CONFIG_VIDEO_BRIDGE=y
> +CONFIG_VIDEO_BRIDGE_ANALOGIX_ANX6345=y
> -- 
> 2.19.0
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