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
Signed-off-by: Nikola Pavlica <pavlica.nik...@gmail.com>
---
arch/arm/dts/Makefile | 1 +
arch/arm/dts/sun7i-a20-vivax-tpc9150.dts | 299 +++++++++++++++++++++++
board/sunxi/MAINTAINERS | 5 +
configs/Vivax_TPC9150_defconfig | 13 +
4 files changed, 318 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..38a3a4ae1c
--- /dev/null
+++ b/arch/arm/dts/sun7i-a20-vivax-tpc9150.dts
@@ -0,0 +1,299 @@
+/*
+ * Copyright 2021 Nikola Pavlica <pavlica.nikola@xxxxxxxxx>
+ * 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 library 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 library 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.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ *
+ * 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 "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 = <®_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@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@3d {
+ compatible = "STK8312", "stk8312";
+ reg = <0x3d>;
+ interrupt-parent = <&pio>;
+ interrupts = <7 0 IRQ_TYPE_EDGE_RISING>; /* PH0 / EINT0 */
+ };
+};
+
+&i2c2 {
+ status = "okay";
+
+ ft5x: touchscreen@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 = <®_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";
+};
+
+®_usb0_vbus {
+ status = "okay";
+};
+
+®_usb1_vbus {
+ status = "okay";
+ gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
+};
+
+®_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 = <®_usb0_vbus>;
+ usb1_vbus-supply = <®_usb1_vbus>;
+ usb2_vbus-supply = <®_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";
+};
+
+®_dcdc2 {
+ regulator-always-on;
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1500000>;
+ regulator-name = "vdd-cpu";
+};
+
+®_dcdc3 {
+ regulator-always-on;
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1400000>;
+ regulator-name = "vdd-int-pll";
+};
+
+®_ldo1 {
+ regulator-name = "vdd-rtc";
+};
+
+®_ldo2 {
+ regulator-always-on;
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-name = "avcc";
+};
+
+®_ldo3 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-wifi";
+};
+
+&lradc {
+ vref-supply = <®_vcc3v0>;
+ status = "enabled";
+};
+
+// voltage table obtained from FEX file1
+&cpu0 {
+ cpu-supply = <®_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 = <®_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 <mrip...@kernel.org>
S: Maintained
F: configs/tbs_a711_defconfig
+VIVAX TPC-9150 BOARD
+M: Nikola Pavlica <pavlica.nik...@gmail.com
+S: Maintained
+F: configs/Vivax_TPC-9150-defconfig
+
WEXLER-TAB7200 BOARD
M: Aleksei Mamlin <mamli...@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
--
2.33.0
