[PATCH] sun7i: Add defconfig and dts for Vivax TPC-9150 v3

Andre Przywara andre.przywara at arm.com
Tue Oct 5 02:17:21 CEST 2021


On Sat,  2 Oct 2021 23:32:34 +0200
Nikola Pavlica <pavlica.nikola at gmail.com> wrote:

Hi Nikola,

> This patch uses the (almost) the same settings as those found in the
> original Android firmware. As such, it gurantees good compatibility.
> 
> V2: Small fixes/changes to the config
> 
> V3: Checkpatch fixes

Please try to fix those before hitting Send ;-) and please note patch
versions within the brackets ([PATCH v3]).

> 
> Signed-off-by: Nikola Pavlica <pavlica.nikola at gmail.com>
> ---
>  arch/arm/dts/Makefile                    |   1 +
>  arch/arm/dts/sun7i-a20-vivax-tpc9150.dts | 259 +++++++++++++++++++++++

So the .dts file would need to go through a Linux review first. Please
send it there, and we will pick it up once it has been merged.

Cheers,
Andre

>  board/sunxi/MAINTAINERS                  |   5 +
>  configs/Vivax_TPC9150_defconfig          |  13 ++
>  4 files changed, 278 insertions(+)
>  create mode 100644 arch/arm/dts/sun7i-a20-vivax-tpc9150.dts
>  create mode 100644 configs/Vivax_TPC9150_defconfig
> 
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index fc16a57e60..d8e2248272 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -568,6 +568,7 @@ dtb-$(CONFIG_MACH_SUN7I) += \
>  	sun7i-a20-pcduino3.dtb \
>  	sun7i-a20-pcduino3-nano.dtb \
>  	sun7i-a20-primo73.dtb \
> +	sun7i-a20-vivax-tpc9150.dtb \
>  	sun7i-a20-wexler-tab7200.dtb \
>  	sun7i-a20-wits-pro-a20-dkt.dtb \
>  	sun7i-a20-yones-toptech-bd1078.dtb
> diff --git a/arch/arm/dts/sun7i-a20-vivax-tpc9150.dts b/arch/arm/dts/sun7i-a20-vivax-tpc9150.dts
> new file mode 100644
> index 0000000000..78867c2fe0
> --- /dev/null
> +++ b/arch/arm/dts/sun7i-a20-vivax-tpc9150.dts
> @@ -0,0 +1,259 @@
> +// SPDX-License-Identifier: GPL-2.0+ OR X11
> +/*
> + * Copyright 2021 Nikola Pavlica <pavlica.nikola at gmail.com>
> + *
> + * DTS file for the Vivax TPC-9150 tablet
> + */
> +
> +/dts-v1/;
> +#include "sun7i-a20.dtsi"
> +#include "sunxi-common-regulators.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/pwm/pwm.h>
> +
> +/ {
> +	model = "Vivax TPC-9150 tablet";
> +	compatible = "vivax,tpc-9150", "allwinner,sun7i-a20";
> +
> +	aliases {
> +		serial0 = &uart0;
> +	};
> +
> +	backlight: backlight {
> +		compatible = "pwm-backlight";
> +		pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
> +		brightness-levels = <0  1  2  4  6  8 11 14 18
> +							23 30 38 48 61 78 100>;
> +		default-brightness-level = <16>;
> +		enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
> +		power-supply = <&reg_vcc3v3>;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	hdmi-connector {
> +		compatible = "hdmi-connector";
> +		type = "a";
> +
> +		port {
> +			hdmi_con_in: endpoint {
> +				remote-endpoint = <&hdmi_out_con>;
> +			};
> +		};
> +	};
> +};
> +
> +&i2c0 {
> +	status = "okay";
> +
> +	axp209: pmic at 34 {
> +		reg = <0x34>;
> +		interrupt-parent = <&nmi_intc>;
> +		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> +	};
> +};
> +
> +&i2c1 {
> +	status = "okay";
> +
> +	// you need to manually probe this sensor, the kernel fails to do it on its own
> +	stk8312 at 3d {
> +		compatible = "STK8312", "stk8312";
> +		reg = <0x3d>;
> +		interrupt-parent = <&pio>;
> +		interrupts = <7 0 IRQ_TYPE_EDGE_RISING>; /* PH0 / EINT0 */
> +	};
> +};
> +
> +&i2c2 {
> +	status = "okay";
> +
> +	ft5x: touchscreen at 38 {
> +		compatible = "edt,edt-ft5406";
> +		reg = <0x38>;
> +		interrupt-parent = <&pio>;
> +		interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>; /* PH21 */
> +
> +		touchscreen-size-x = <800>;
> +		touchscreen-size-y = <480>;
> +
> +		bias-pull-up;
> +	};
> +};
> +
> +&i2c3 {
> +	status = "okay";
> +};
> +
> +&mmc0 {
> +	vmmc-supply = <&reg_vcc3v3>;
> +	bus-width = <4>;
> +	cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
> +	status = "okay";
> +};
> +
> +&ehci0 {
> +	status = "okay";
> +};
> +
> +&ehci1 {
> +	status = "okay";
> +};
> +
> +&ohci0 {
> +	status = "okay";
> +};
> +
> +&ohci1 {
> +	status = "okay";
> +};
> +
> +&otg_sram {
> +	status = "okay";
> +};
> +
> +&reg_usb0_vbus {
> +	status = "okay";
> +};
> +
> +&reg_usb1_vbus {
> +	status = "okay";
> +	gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
> +};
> +
> +&reg_usb2_vbus {
> +	status = "okay";
> +	gpio = <&pio 7 3 GPIO_ACTIVE_HIGH>; /* PH3 */
> +};
> +
> +&usb_otg {
> +	dr_mode = "otg";
> +	status = "okay";
> +};
> +
> +&usbphy {
> +	usb0_id_det-gpios = <&pio 7 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PH4 */
> +	usb0_vbus_power-supply = <&usb_power_supply>;
> +	usb0_vbus-supply = <&reg_usb0_vbus>;
> +	usb1_vbus-supply = <&reg_usb1_vbus>;
> +	usb2_vbus-supply = <&reg_usb2_vbus>;
> +	status = "okay";
> +};
> +
> +&uart0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart0_pb_pins>;
> +	status = "okay";
> +};
> +
> +// display related
> +&be0 {
> +	status = "okay";
> +};
> +
> +&hdmi {
> +	status = "okay";
> +};
> +
> +&hdmi_out {
> +	hdmi_out_con: endpoint {
> +		remote-endpoint = <&hdmi_con_in>;
> +	};
> +};
> +
> +// PWM used for the backlight
> +&pwm {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pwm0_pin>;
> +	status = "okay";
> +};
> +
> +&codec {
> +	allwinner,pa-gpios = <&pio 7 15 GPIO_ACTIVE_LOW>; /* PH15 */
> +	status = "okay";
> +};
> +
> +#include "axp209.dtsi"
> +
> +&usb_power_supply {
> +	status = "okay";
> +};
> +
> +&battery_power_supply {
> +	status = "okay";
> +};
> +
> +&reg_dcdc2 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1000000>;
> +	regulator-max-microvolt = <1500000>;
> +	regulator-name = "vdd-cpu";
> +};
> +
> +&reg_dcdc3 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1000000>;
> +	regulator-max-microvolt = <1400000>;
> +	regulator-name = "vdd-int-pll";
> +};
> +
> +&reg_ldo1 {
> +	regulator-name = "vdd-rtc";
> +};
> +
> +&reg_ldo2 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <3000000>;
> +	regulator-max-microvolt = <3000000>;
> +	regulator-name = "avcc";
> +};
> +
> +&reg_ldo3 {
> +	regulator-min-microvolt = <3300000>;
> +	regulator-max-microvolt = <3300000>;
> +	regulator-name = "vcc-wifi";
> +};
> +
> +&lradc {
> +	vref-supply = <&reg_vcc3v0>;
> +	status = "enabled";
> +};
> +
> +// voltage table obtained from FEX file1
> +&cpu0 {
> +	cpu-supply = <&reg_dcdc2>;
> +	operating-points = <
> +		/* kHz	  uV */
> +		1008000	1450000
> +		960000	1400000
> +		864000	1300000
> +		792000	1250000
> +		720000	1200000
> +		624000	1150000
> +		528000	1100000
> +		312000	1050000
> +		144000	1050000
> +		>;
> +};
> +
> +&cpu1 {
> +	cpu-supply = <&reg_dcdc2>;
> +	operating-points = <
> +		/* kHz	  uV */
> +		1008000	1450000
> +		960000	1400000
> +		864000	1300000
> +		792000	1250000
> +		720000	1200000
> +		624000	1150000
> +		528000	1100000
> +		312000	1050000
> +		144000	1050000
> +		>;
> +};
> +
> diff --git a/board/sunxi/MAINTAINERS b/board/sunxi/MAINTAINERS
> index 4fc26077b2..b13c09f582 100644
> --- a/board/sunxi/MAINTAINERS
> +++ b/board/sunxi/MAINTAINERS
> @@ -515,6 +515,11 @@ M:	Maxime Ripard <mripard at kernel.org>
>  S:	Maintained
>  F:	configs/tbs_a711_defconfig
>  
> +VIVAX TPC-9150 BOARD
> +M:	Nikola Pavlica <pavlica.nikola at gmail.com
> +S:	Maintained
> +F:	configs/Vivax_TPC-9150-defconfig
> +
>  WEXLER-TAB7200 BOARD
>  M:	Aleksei Mamlin <mamlinav at gmail.com>
>  S:	Maintained
> diff --git a/configs/Vivax_TPC9150_defconfig b/configs/Vivax_TPC9150_defconfig
> new file mode 100644
> index 0000000000..77cbba6aba
> --- /dev/null
> +++ b/configs/Vivax_TPC9150_defconfig
> @@ -0,0 +1,13 @@
> +CONFIG_ARM=y
> +CONFIG_ARCH_SUNXI=y
> +CONFIG_DEFAULT_DEVICE_TREE="sun7i-a20-vivax-tpc9150"
> +CONFIG_SPL=y
> +CONFIG_MACH_SUN7I=y
> +CONFIG_DRAM_CLK=384
> +CONFIG_VIDEO_LCD_MODE="x:1024,y:600,depth:18,pclk_khz:60000,le:60,ri:160,up:13,lo:12,hs:100,vs:10,sync:3,vmode:0"
> +CONFIG_VIDEO_LCD_DCLK_PHASE=0
> +CONFIG_VIDEO_LCD_POWER="PH8"
> +CONFIG_VIDEO_LCD_BL_EN="PH7"
> +CONFIG_VIDEO_LCD_BL_PWM="PB2"
> +# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
> +CONFIG_SPL_I2C=y



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