]> git.sur5r.net Git - u-boot/commitdiff
sunxi: Add defconfig and dts for the Polaroid MID2809PXE4 tablet
authorHans de Goede <hdegoede@redhat.com>
Mon, 14 Mar 2016 16:35:12 +0000 (17:35 +0100)
committerHans de Goede <hdegoede@redhat.com>
Wed, 23 Mar 2016 21:04:13 +0000 (22:04 +0100)
The Polaroid MID2809PXE4 is a 9" tablet which is clearly marked
Polaroid MID2809PXE4 on the back. It features a 9" 16:9 800x480 LCD,
A23 Soc, 1GB RAM, 8GB NAND, gsl3670 touchscreen and esp8089 wifi.

The dts file is identical to the one submitted to the upstream kernel.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
arch/arm/dts/Makefile
arch/arm/dts/sun8i-a23-polaroid-mid2809pxe04.dts [new file with mode: 0644]
board/sunxi/MAINTAINERS
configs/polaroid_mid2809pxe04_defconfig [new file with mode: 0644]

index ec99835ba39c32052163fb563273bb6ab7156c4a..1a0d577ccf4753f65b2afde55bd3d5f244aee646 100644 (file)
@@ -189,6 +189,7 @@ dtb-$(CONFIG_MACH_SUN7I) += \
 dtb-$(CONFIG_MACH_SUN8I_A23) += \
        sun8i-a23-evb.dtb \
        sun8i-a23-gt90h-v4.dtb \
+       sun8i-a23-polaroid-mid2809pxe04.dtb \
        sun8i-a23-q8-tablet.dtb
 dtb-$(CONFIG_MACH_SUN8I_A33) += \
        sun8i-a33-ga10h-v1.1.dtb \
diff --git a/arch/arm/dts/sun8i-a23-polaroid-mid2809pxe04.dts b/arch/arm/dts/sun8i-a23-polaroid-mid2809pxe04.dts
new file mode 100644 (file)
index 0000000..cb5daaf
--- /dev/null
@@ -0,0 +1,243 @@
+/*
+ * Copyright 2016 Hans de Goede <hdegoede@redhat.com>
+ *
+ * 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-a23.dtsi"
+#include "sunxi-common-regulators.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/pinctrl/sun4i-a10.h>
+#include <dt-bindings/pwm/pwm.h>
+
+/ {
+       model = "Polaroid MID2809PXE04 tablet";
+       compatible = "polaroid,mid2809pxe04", "allwinner,sun8i-a23";
+
+       aliases {
+               serial0 = &r_uart;
+       };
+
+       backlight: backlight {
+               compatible = "pwm-backlight";
+               pinctrl-names = "default";
+               pinctrl-0 = <&bl_en_pin_mid2809>;
+               pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
+               brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
+               default-brightness-level = <8>;
+               enable-gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
+       };
+
+       chosen {
+               stdout-path = "serial0:115200n8";
+       };
+};
+
+&ehci0 {
+       status = "okay";
+};
+
+&i2c0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c0_pins_a>;
+       status = "okay";
+};
+
+&i2c1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c1_pins_a>;
+       status = "okay";
+};
+
+&lradc {
+       vref-supply = <&reg_vcc3v0>;
+       status = "okay";
+
+       button@200 {
+               label = "Volume Up";
+               linux,code = <KEY_VOLUMEUP>;
+               channel = <0>;
+               voltage = <200000>;
+       };
+
+       button@400 {
+               label = "Volume Down";
+               linux,code = <KEY_VOLUMEDOWN>;
+               channel = <0>;
+               voltage = <400000>;
+       };
+};
+
+&mmc0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_mid2809>;
+       vmmc-supply = <&reg_dcdc1>;
+       bus-width = <4>;
+       cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */
+       cd-inverted;
+       status = "okay";
+};
+
+&pio {
+       bl_en_pin_mid2809: bl_en_pin@0 {
+               allwinner,pins = "PH6";
+               allwinner,function = "gpio_in";
+               allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+               allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+       };
+
+       mmc0_cd_pin_mid2809: mmc0_cd_pin@0 {
+               allwinner,pins = "PB4";
+               allwinner,function = "gpio_in";
+               allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+               allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
+       };
+};
+
+&pwm {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pwm0_pins>;
+       status = "okay";
+};
+
+&r_rsb {
+       status = "okay";
+
+       axp22x: pmic@3a3 {
+               compatible = "x-powers,axp223";
+               reg = <0x3a3>;
+               interrupt-parent = <&nmi_intc>;
+               interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+               eldoin-supply = <&reg_dcdc1>;
+       };
+};
+
+&r_uart {
+       pinctrl-names = "default";
+       pinctrl-0 = <&r_uart_pins_a>;
+       status = "okay";
+};
+
+#include "axp22x.dtsi"
+
+&reg_aldo1 {
+       regulator-always-on;
+       regulator-min-microvolt = <3000000>;
+       regulator-max-microvolt = <3000000>;
+       regulator-name = "vcc-io";
+};
+
+&reg_aldo2 {
+       regulator-always-on;
+       regulator-min-microvolt = <2350000>;
+       regulator-max-microvolt = <2650000>;
+       regulator-name = "vdd-dll";
+};
+
+&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_dc5ldo {
+       regulator-always-on;
+       regulator-min-microvolt = <900000>;
+       regulator-max-microvolt = <1400000>;
+       regulator-name = "vdd-cpus";
+};
+
+&reg_dcdc1 {
+       regulator-always-on;
+       regulator-min-microvolt = <3000000>;
+       regulator-max-microvolt = <3000000>;
+       regulator-name = "vcc-3v0";
+};
+
+&reg_dcdc2 {
+       regulator-always-on;
+       regulator-min-microvolt = <900000>;
+       regulator-max-microvolt = <1400000>;
+       regulator-name = "vdd-sys";
+};
+
+&reg_dcdc3 {
+       regulator-always-on;
+       regulator-min-microvolt = <900000>;
+       regulator-max-microvolt = <1400000>;
+       regulator-name = "vdd-cpu";
+};
+
+&reg_dcdc5 {
+       regulator-always-on;
+       regulator-min-microvolt = <1500000>;
+       regulator-max-microvolt = <1500000>;
+       regulator-name = "vcc-dram";
+};
+
+&reg_rtc_ldo {
+       regulator-name = "vcc-rtc";
+};
+
+&simplefb_lcd {
+       vcc-lcd-supply = <&reg_dc1sw>;
+};
+
+/*
+ * FIXME for now we only support host mode and rely on u-boot to have
+ * turned on Vbus which is controlled by the axp223 pmic on the board.
+ *
+ * Once we have axp223 support we should switch to fully supporting otg.
+ */
+&usb_otg {
+       dr_mode = "host";
+       status = "okay";
+};
+
+&usbphy {
+       status = "okay";
+};
index 7c1c025aaac5bb72920bd44881e12a409d376fd9..5535326615d10d09cea62c6c14c7169715b72f7a 100644 (file)
@@ -55,6 +55,7 @@ F:    configs/ga10h_v1_1_defconfig
 F:     configs/gt90h_v4_defconfig
 F:     configs/orangepi_pc_defconfig
 F:     configs/orangepi_plus_defconfig
+F:     configs/polaroid_mid2809pxe04_defconfig
 F:     configs/q8_a23_tablet_800x480_defconfig
 F:     configs/q8_a33_tablet_800x480_defconfig
 F:     configs/q8_a33_tablet_1024x600_defconfig
diff --git a/configs/polaroid_mid2809pxe04_defconfig b/configs/polaroid_mid2809pxe04_defconfig
new file mode 100644 (file)
index 0000000..019f6da
--- /dev/null
@@ -0,0 +1,25 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_MACH_SUN8I_A23=y
+CONFIG_DRAM_CLK=432
+CONFIG_DRAM_ZQ=63351
+CONFIG_MMC0_CD_PIN="PB4"
+CONFIG_USB0_VBUS_PIN="AXP0-VBUS-ENABLE"
+CONFIG_USB0_VBUS_DET="AXP0-VBUS-DETECT"
+CONFIG_USB0_ID_DET="PH8"
+CONFIG_AXP_GPIO=y
+CONFIG_VIDEO_LCD_MODE="x:800,y:480,depth:18,pclk_khz:33000,le:36,ri:210,up:18,lo:22,hs:10,vs:5,sync:3,vmode:0"
+CONFIG_VIDEO_LCD_DCLK_PHASE=0
+CONFIG_VIDEO_LCD_POWER="PH7"
+CONFIG_VIDEO_LCD_BL_EN="PH6"
+CONFIG_VIDEO_LCD_BL_PWM="PH0"
+CONFIG_DEFAULT_DEVICE_TREE="sun8i-a23-polaroid-mid2809pxe04"
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SPL=y
+CONFIG_SYS_EXTRA_OPTIONS="CONS_INDEX=5"
+# CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_FPGA is not set
+CONFIG_CMD_GPIO=y
+CONFIG_AXP_DLDO1_VOLT=3300
+CONFIG_USB_MUSB_HOST=y