[linux-sunxi] [PATCH v4] arm64: allwinner: a64: Add initial NanoPi A64 support

[Icenowy Zheng]

于 2017年8月11日 GMT+08:00 下午8:31:43, Jagan Teki <jagannadh.teki at gmail.com> 写到:
>From: Jagan Teki <jagan at amarulasolutions.com>
>
>NanoPi A64 is a new board of high performance with low cost
>designed by FriendlyElec., using the Allwinner A64 SOC.

As AXP803 regulators support now entered linux-next, please
add proper AXP803 support when supporting new boards.

>
>Nanopi A64 features
>- Allwinner A64, 64-bit Quad-core Cortex-A53 at 648MHz to 1.152GHz, DVFS
>- 1GB DDR3 RAM
>- MicroSD
>- Gigabit Ethernet (RTL8211E)
>- Wi-Fi 802.11b/g/n
>- IR receiver
>- Audio In/Out
>- Video In/Out
>- Serial Debug Port
>- microUSB 5V 2A DC power-supply
>
>Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
>---
>Changes for v4:
>- Rebased and droped wi-fi related nodes, since it require 
>  other changes to taken care.
>Changes for v3:
>- Fix to use mmc1 for SDIO instead of mmc2
>- Replace buswidth by 4 instead of 8 mmc1
>- Drop cap-mmc-hw-reset for mmc1
>Changes for v2:
>- Added ohci0, ehci0, ohic1, ehci1, usbphy.
>- Tested on A64
>
> arch/arm64/boot/dts/allwinner/Makefile             |   1 +
>.../boot/dts/allwinner/sun50i-a64-nanopi-a64.dts   | 114
>+++++++++++++++++++++
> 2 files changed, 115 insertions(+)
>create mode 100644
>arch/arm64/boot/dts/allwinner/sun50i-a64-nanopi-a64.dts
>
>diff --git a/arch/arm64/boot/dts/allwinner/Makefile
>b/arch/arm64/boot/dts/allwinner/Makefile
>index 108f12c..c997b5c 100644
>--- a/arch/arm64/boot/dts/allwinner/Makefile
>+++ b/arch/arm64/boot/dts/allwinner/Makefile
>@@ -1,4 +1,5 @@
> dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-bananapi-m64.dtb
>+dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-nanopi-a64.dtb
> dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-orangepi-win.dtb
>dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-pine64-plus.dtb
>sun50i-a64-pine64.dtb
> dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-sopine-baseboard.dtb
>diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-nanopi-a64.dts
>b/arch/arm64/boot/dts/allwinner/sun50i-a64-nanopi-a64.dts
>new file mode 100644
>index 0000000..e4c121a
>--- /dev/null
>+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-nanopi-a64.dts
>@@ -0,0 +1,114 @@
>+/*
>+ * Copyright (C) 2017 Jagan Teki <jteki at openedev.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 = "FriendlyARM NanoPi A64";
>+	compatible = "friendlyarm,nanopi-a64", "allwinner,sun50i-a64";
>+
>+	aliases {
>+		serial0 = &uart0;
>+	};
>+
>+	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";
>+};
>+
>+&i2c1 {
>+	pinctrl-names = "default";
>+	pinctrl-0 = <&i2c1_pins>;
>+	status = "okay";
>+};
>+
>+&i2c1_pins {
>+	bias-pull-up;
>+};
>+
>+&mmc0 {
>+	pinctrl-names = "default";
>+	pinctrl-0 = <&mmc0_pins>;
>+	vmmc-supply = <&reg_vcc3v3>;
>+	cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>;
>+	cd-inverted;
>+	disable-wp;
>+	bus-width = <4>;
>+	status = "okay";
>+};
>+
>+&ohci0 {
>+	status = "okay";
>+};
>+
>+&ohci1 {
>+	status = "okay";
>+};
>+
>+&uart0 {
>+	pinctrl-names = "default";
>+	pinctrl-0 = <&uart0_pins_a>;
>+	status = "okay";
>+};
>+
>+&usbphy {
>+	status = "okay";
>+};