u-boot config for gameshell

u-boot_clockworkpi_cpi3.patch

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 3b8dc2f56f..3150a68740 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -485,7 +485,8 @@ dtb-$(CONFIG_MACH_SUN8I_A33) += \
 	sun8i-a33-sinlinx-sina33.dtb \
 	sun8i-r16-bananapi-m2m.dtb \
 	sun8i-r16-nintendo-nes-classic-edition.dtb \
-	sun8i-r16-parrot.dtb
+	sun8i-r16-parrot.dtb \
+	sun8i-r16-clockworkpi-cpi3.dtb
 dtb-$(CONFIG_MACH_SUN8I_A83T) += \
 	sun8i-a83t-allwinner-h8homlet-v2.dtb \
 	sun8i-a83t-bananapi-m3.dtb \
diff --git a/arch/arm/dts/sun8i-r16-clockworkpi-cpi3.dts b/arch/arm/dts/sun8i-r16-clockworkpi-cpi3.dts
new file mode 100644
index 0000000000..d9b7529db7
--- /dev/null
+++ b/arch/arm/dts/sun8i-r16-clockworkpi-cpi3.dts
@@ -0,0 +1,395 @@
+/*
+ * Copyright (c) 2018 Clockwork
+ *
+ * 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-a33.dtsi"
+#include "sunxi-common-regulators.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+	model = "Clockwork CPI3";
+	compatible = "clockwork,clockworkpi-cpi3", "allwinner,sun8i-a33";
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&led_pins>;
+
+		led1 {
+			label = "led1";
+			gpios = <&pio 1 7 GPIO_ACTIVE_LOW>; /* PB7 */
+		};
+	};
+
+	wifi_pwrseq: wifi_pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL6 */
+	};
+
+	rfkill_gpio: rfkill_gpio {
+		compatible = "rfkill_gpio";
+		type = "bluetooth";
+		pinctrl-names = "default";
+		pinctrl-0 = <&bt_control_pin>;
+		reset-gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
+		shutdown-gpio = <&r_pio 0 10 GPIO_ACTIVE_LOW>; /* PL10 */
+	};
+
+	backlight {
+		compatible = "ocp8178-backlight";
+		pinctrl-names = "default";
+		pinctrl-0 = <&backlight_control_pin>;
+		backlight-control-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
+		default-brightness = <5>;
+	};
+
+	lcd {
+		compatible = "kd027-lcd";
+		pinctrl-names = "default";
+		pinctrl-0 = <&lcd_control_pin>;
+		lcd-rst-gpios = <&pio 1 2 GPIO_ACTIVE_HIGH>; /* PB2 */
+		lcd-cs-gpios = <&pio 2 3 GPIO_ACTIVE_HIGH>; /* PC3 */
+		lcd-sck-gpios = <&pio 2 2 GPIO_ACTIVE_HIGH>; /* PC2 */
+		lcd-sda-gpios = <&pio 2 0 GPIO_ACTIVE_HIGH>; /* PC0 */
+		init-seq = /bits/ 8 <0x2b 0x01 0x00 0x07 0x0c 0x27 0x16 0x04>;
+		suspend-seq = /bits/ 8 <0x2b 0x00>;
+		resume-seq = /bits/ 8 <0x2b 0x01>;
+	};
+
+	panel {
+		compatible = "clockwork,cpi3-lcd";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			port@0 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				reg = <0>;
+
+				rgb_input: endpoint@0 {
+					reg = <0>;
+					remote-endpoint = <&tcon0_out_rgb>;
+				};
+			};
+		};
+	};
+};
+
+&codec {
+	status = "okay";
+};
+
+&dai {
+	status = "okay";
+};
+
+&sound {
+	status = "okay";
+};
+
+&codec_analog {
+	pinctrl-names = "default";
+	pinctrl-0 = <&speaker_amplifier_pin>;
+	speaker-amplifier-gpios = <&r_pio 0 3 GPIO_ACTIVE_HIGH>; /* PL3 */
+	interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
+};
+
+&de {
+	status = "okay";
+};
+
+&tcon0 {
+	status = "okay";
+};
+
+&tcon0_out {
+	tcon0_out_rgb: endpoint@0 {
+		reg = <0>;
+		remote-endpoint = <&rgb_input>;
+	};
+};
+
+&ehci0 {
+	status = "okay";
+};
+
+&mmc0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>;
+	vmmc-supply = <&reg_dcdc1>;
+	cd-gpios = <&pio 1 3 GPIO_ACTIVE_LOW>; /* PD14 */
+	bus-width = <4>;
+	status = "okay";
+};
+
+&mmc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc1_pins_a>, <&wifi_reset_pin>;
+	vmmc-supply = <&reg_aldo1>;
+	mmc-pwrseq = <&wifi_pwrseq>;
+	bus-width = <4>;
+	non-removable;
+	keep-power-in-suspend;
+	status = "okay";
+};
+
+&ohci0 {
+	status = "okay";
+};
+
+&pio {
+	mmc0_cd_pin: mmc0_cd_pin@0 {
+		pins = "PB3";
+		function = "gpio_in";
+		bias-pull-up;
+	};
+
+	led_pins: led_pins@0 {
+		pins = "PB7";
+		function = "gpio_out";
+	};
+
+	lcd_control_pin: lcd_control_pin@0 {
+		pins = "PB2", "PC0", "PC2", "PC3";
+		function = "gpio_out";
+	};
+
+	backlight_control_pin: backlight_control_pin@0 {
+		pins = "PH1";
+		function = "gpio_out";
+	};
+};
+
+&r_pio {
+	usb1_vbus_pin: usb1_vbus_pin@0 {
+		pins = "PL2";
+		function = "gpio_out";
+	};
+
+	speaker_amplifier_pin: speaker_amplifier_pin@0 {
+		pins = "PL3";
+		function = "gpio_out";
+	};
+
+	usb0_id_det: usb0_id_detect_pin@0 {
+		pins = "PL4";
+		function = "gpio_in";
+		bias-pull-up;
+	};
+
+	wifi_reset_pin: wifi_reset_pin@0 {
+		pins = "PL6";
+		function = "gpio_out";
+	};
+
+	bt_control_pin: bt_control_pin@0 {
+		pins = "PL8", "PL10";
+		function = "gpio_out";
+	};
+};
+
+&r_rsb {
+	status = "okay";
+
+	axp22x: pmic@3a3 {
+		compatible = "x-powers,axp223";
+		reg = <0x3a3>;
+		interrupt-parent = <&nmi_intc>;
+		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+		drivevbus-supply = <&reg_vcc5v0>;
+		x-powers,drive-vbus-en;
+	};
+};
+
+#include "axp223.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 = <2500000>;
+	regulator-max-microvolt = <2500000>;
+	regulator-name = "vdd-dll";
+};
+
+&reg_aldo3 {
+	regulator-always-on;
+	regulator-min-microvolt = <3000000>;
+	regulator-max-microvolt = <3000000>;
+	regulator-name = "vcc-pll-avcc";
+};
+
+&reg_dc5ldo {
+	regulator-always-on;
+	regulator-min-microvolt = <1100000>;
+	regulator-max-microvolt = <1100000>;
+	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 = <1100000>;
+	regulator-max-microvolt = <1100000>;
+	regulator-name = "vdd-sys";
+};
+
+&reg_dcdc3 {
+	regulator-always-on;
+	regulator-min-microvolt = <1200000>;
+	regulator-max-microvolt = <1200000>;
+	regulator-name = "vdd-cpu";
+};
+
+&reg_dcdc5 {
+	regulator-always-on;
+	regulator-min-microvolt = <1500000>;
+	regulator-max-microvolt = <1500000>;
+	regulator-name = "vcc-dram";
+};
+
+&reg_dldo1 {
+	/*
+	 * TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered.
+	 * Remove next line once it is possible to sync two regulators.
+	 */
+	regulator-always-on;
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
+	regulator-name = "vcc-wifi0";
+};
+
+&reg_dldo2 {
+	/*
+	 * TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered.
+	 * Remove next line once it is possible to sync two regulators.
+	 */
+	regulator-always-on;
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
+	regulator-name = "vcc-wifi1";
+};
+
+&reg_dldo3 {
+	regulator-always-on;
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
+	regulator-name = "vcc-amp";
+};
+
+&reg_dldo4 {
+	/*
+	 * TODO: WiFi chip needs dldo1 AND dldo2 AND dldo4 to be on to be powered.
+	 * Remove next line once it is possible to sync two regulators.
+	 */
+	regulator-always-on;
+	regulator-min-microvolt = <3300000>;
+	regulator-max-microvolt = <3300000>;
+	regulator-name = "vcc-wifi2";
+};
+
+&reg_drivevbus {
+	regulator-name = "usb0-vbus";
+	status = "okay";
+};
+
+&reg_usb1_vbus {
+	pinctrl-names = "default";
+	pinctrl-0 = <&usb1_vbus_pin>;
+	gpio = <&r_pio 0 2 GPIO_ACTIVE_HIGH>; /* PL2 */
+	status = "okay";
+};
+
+&battery_power_supply {
+	status = "okay";
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_pins_a>, <&uart1_pins_cts_rts_a>;
+	status = "okay";
+};
+
+&usb_otg {
+	dr_mode = "otg";
+	status = "okay";
+};
+
+&usb_power_supply {
+	status = "okay";
+};
+
+&usbphy {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&usb0_id_det>;
+	usb0_vbus-supply = <&reg_drivevbus>;
+	usb0_id_det-gpios = <&r_pio 0 4 GPIO_ACTIVE_HIGH>; /* PL4 */
+	usb0_vbus_power-supply = <&usb_power_supply>;
+	usb1_vbus-supply = <&reg_usb1_vbus>;
+};
diff --git a/configs/clockworkpi_cpi3_defconfig b/configs/clockworkpi_cpi3_defconfig
new file mode 100644
index 0000000000..4defe9d88d
--- /dev/null
+++ b/configs/clockworkpi_cpi3_defconfig
@@ -0,0 +1,48 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DRAM_CLK=432
+CONFIG_DRAM_ZQ=15291
+CONFIG_DRAM_ODT_EN=y
+CONFIG_SPL=y
+CONFIG_SPL_TEXT_BASE=0x60
+CONFIG_MACH_SUN8I_A33=y
+CONFIG_MMC0_CD_PIN="PB3"
+CONFIG_USB0_VBUS_PIN="AXP0-VBUS-ENABLE"
+CONFIG_USB0_VBUS_DET="AXP0-VBUS-DETECT"
+CONFIG_USB0_ID_DET="PL4"
+CONFIG_AXP_GPIO=y
+CONFIG_VIDEO_LCD_MODE="x:320,y:240,depth:18,pclk_khz:5800,le:60,ri:6,up:6,lo:2,hs:2,vs:2,sync:3,vmode:0"
+CONFIG_VIDEO_LCD_DCLK_PHASE=0
+CONFIG_VIDEO_LCD_BL_PWM="PH1"
+CONFIG_VIDEO_LCD_RESET="PB2"
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
+# CONFIG_CMD_FLASH is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_PARTITION_UUIDS is not set
+CONFIG_DEFAULT_DEVICE_TREE="sun8i-r16-clockworkpi-cpi3"
+CONFIG_FASTBOOT_CMD_OEM_FORMAT=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_USB_MUSB_GADGET=y
+CONFIG_USB_FUNCTION_MASS_STORAGE=y
+CONFIG_SUNXI_DRAM_LPDDR3_STOCK=y
+CONFIG_SPLASH_SCREEN=y
+CONFIG_CMD_BMP=y
+CONFIG_AXP221_POWER=y
+CONFIG_AXP_DCDC1_VOLT=3000
+CONFIG_AXP_DCDC2_VOLT=1100
+CONFIG_AXP_DCDC3_VOLT=1200
+CONFIG_AXP_DCDC4_VOLT=0
+CONFIG_AXP_DCDC5_VOLT=1500
+CONFIG_AXP_ALDO1_VOLT=3000
+CONFIG_AXP_ALDO2_VOLT=2500
+CONFIG_AXP_ALDO3_VOLT=3000
+CONFIG_AXP_DLDO1_VOLT=3300
+CONFIG_AXP_DLDO2_VOLT=3300
+CONFIG_AXP_DLDO3_VOLT=3300
+CONFIG_AXP_DLDO4_VOLT=3300
+CONFIG_AXP_ELDO1_VOLT=0
+CONFIG_AXP_ELDO2_VOLT=0
+CONFIG_AXP_ELDO3_VOLT=0