[U-Boot] [PATCH RFC] arm64: allwinner: a64: Add Brava Keller initial support

[Jagan Teki]

Brava Keller is A64 based IoT device, which support
- Allwinner A64 Cortex-A53
- AXP803 PMIC
- 1GB DDR3 RAM
- 8GB eMMC
- Mali-400MP2 GPU
- AP6330 Wifi/BLE
- Camera OV5640
- USB Host and OTG

Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
---
Note: Need to test it on hardware

 arch/arm/dts/Makefile                    |   1 +
 arch/arm/dts/sun50i-a64-brava-keller.dts | 107 +++++++++++++++++++++++++++++++
 board/sunxi/MAINTAINERS                  |   5 ++
 configs/brava_keller_defconfig           |  13 ++++
 4 files changed, 126 insertions(+)
 create mode 100644 arch/arm/dts/sun50i-a64-brava-keller.dts
 create mode 100644 configs/brava_keller_defconfig

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index cd540e9..b89e75a 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -342,6 +342,7 @@ dtb-$(CONFIG_MACH_SUN50I_H5) += \
 	sun50i-h5-orangepi-zero-plus2.dtb
 dtb-$(CONFIG_MACH_SUN50I) += \
 	sun50i-a64-bananapi-m64.dtb \
+	sun50i-a64-brava-keller.dtb \
 	sun50i-a64-nanopi-a64.dtb \
 	sun50i-a64-olinuxino.dtb \
 	sun50i-a64-orangepi-win.dtb \
diff --git a/arch/arm/dts/sun50i-a64-brava-keller.dts b/arch/arm/dts/sun50i-a64-brava-keller.dts
new file mode 100644
index 0000000..094eee0
--- /dev/null
+++ b/arch/arm/dts/sun50i-a64-brava-keller.dts
@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2017 Jagan Teki <jagan at amarulasolutions.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 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.
+ *
+ * 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 "sun50i-a64.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "Brava Keller";
+	compatible = "brava,brava-keller", "allwinner,sun50i-a64";
+
+	aliases {
+		serial2 = &uart2;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	reg_vcc3v3: vcc3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+};
+
+&ehci0 {
+	status = "okay";
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&mmc2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc2_pins>;
+	vmmc-supply = <&reg_vcc3v3>;
+	bus-width = <8>;
+	non-removable;
+	cap-mmc-hw-reset;
+	status = "okay";
+};
+
+&ohci0 {
+	status = "okay";
+};
+
+&ohci1 {
+	status = "okay";
+};
+
+&uart2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart2_pins>;
+	status = "okay";
+};
+
+&usb_otg {
+	status = "okay";
+};
+
+&usbphy {
+	status = "okay";
+};
diff --git a/board/sunxi/MAINTAINERS b/board/sunxi/MAINTAINERS
index 99809c6..a6222ba 100644
--- a/board/sunxi/MAINTAINERS
+++ b/board/sunxi/MAINTAINERS
@@ -143,6 +143,11 @@ M:	Jagan Teki <jagan at amarulasolutions.com>
 S:	Maintained
 F:	configs/bananapi_m64_defconfig
 
+BRAVA KELLER
+M:	Jagan Teki <jagan at amarulasolutions.com>
+S:	Maintained
+F:	configs/brava_keller_defconfig
+
 COLOMBUS BOARD
 M:	Maxime Ripard <maxime.ripard at free-electrons.com>
 S:	Maintained
diff --git a/configs/brava_keller_defconfig b/configs/brava_keller_defconfig
new file mode 100644
index 0000000..67dea1c
--- /dev/null
+++ b/configs/brava_keller_defconfig
@@ -0,0 +1,13 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_MACH_SUN50I=y
+CONFIG_RESERVE_ALLWINNER_BOOT0_HEADER=y
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2
+CONFIG_DEFAULT_DEVICE_TREE="sun50i-a64-brava-keller"
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SPL=y
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_FPGA is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_ISO_PARTITION is not set
+# CONFIG_SPL_EFI_PARTITION is not set
-- 
2.7.4