sunxi: h3: Add initial ZeroPi support

ZeroPi is a new board of high performance with low cost
designed by FriendlyElec., using the Allwinner H3 SOC.

ZeroPi features
- Allwinner H3, Quad-core Cortex-A7@1.2GHz
- 256MB/512MB DDR3 RAM
- microsd slot
- 10/100/1000Mbps Ethernet
- Debug Serial Port
- DC 5V/2A power-supply

Signed-off-by: Yu-Tung Chang <mtwget@gmail.com>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 59d8078..7ce3ae6 100644 (file)
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -612,7 +612,8 @@ dtb-$(CONFIG_MACH_SUN8I_H3) += \
        sun8i-h3-orangepi-plus.dtb \
        sun8i-h3-orangepi-plus2e.dtb \
        sun8i-h3-orangepi-zero-plus2.dtb \
-       sun8i-h3-rervision-dvk.dtb
+       sun8i-h3-rervision-dvk.dtb \
+       sun8i-h3-zeropi.dtb
 dtb-$(CONFIG_MACH_SUN8I_R40) += \
        sun8i-r40-bananapi-m2-ultra.dtb \
        sun8i-v40-bananapi-m2-berry.dtb

diff --git a/arch/arm/dts/sun8i-h3-zeropi.dts b/arch/arm/dts/sun8i-h3-zeropi.dts
new file mode 100644 (file)
index 0000000..7d3e732
--- /dev/null
+++ b/arch/arm/dts/sun8i-h3-zeropi.dts
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2020 Yu-Tung Chang <mtwget@gmail.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.
+ */
+
+#include "sun8i-h3-nanopi.dtsi"
+
+/ {
+       model = "FriendlyARM ZeroPi";
+       compatible = "friendlyarm,zeropi", "allwinner,sun8i-h3";
+
+       aliases {
+               ethernet0 = &emac;
+       };
+
+       reg_gmac_3v3: gmac-3v3 {
+               compatible = "regulator-fixed";
+               regulator-name = "gmac-3v3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               startup-delay-us = <100000>;
+               enable-active-high;
+               gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>; /* PD6 */
+       };
+};
+
+&external_mdio {
+       ext_rgmii_phy: ethernet-phy@7 {
+               compatible = "ethernet-phy-ieee802.3-c22";
+               reg = <7>;
+       };
+};
+
+&emac {
+       pinctrl-names = "default";
+       pinctrl-0 = <&emac_rgmii_pins>;
+       phy-supply = <&reg_gmac_3v3>;
+       phy-handle = <&ext_rgmii_phy>;
+       phy-mode = "rgmii-id";
+
+       allwinner,leds-active-low;
+       status = "okay";
+};
+
+&usb_otg {
+       status = "okay";
+       dr_mode = "host";
+};

diff --git a/board/sunxi/MAINTAINERS b/board/sunxi/MAINTAINERS
index 76eba2a..4fc2607 100644 (file)
--- a/board/sunxi/MAINTAINERS
+++ b/board/sunxi/MAINTAINERS
@@ -529,3 +529,9 @@ YONES TOPTECH BS1078 V2 BOARD
 M:     Peter Korsgaard <peter@korsgaard.com>
 S:     Maintained
 F:     configs/Yones_Toptech_BS1078_V2_defconfig
+
+ZEROPI BOARD
+M:     Yu-Tung Chang <mtwget@gmail.com>
+S:     Maintained
+F:     configs/zeropi_defconfig
+F:     arch/arm/dts/sun8i-h3-zeropi.dts

diff --git a/configs/zeropi_defconfig b/configs/zeropi_defconfig
new file mode 100644 (file)
index 0000000..11f3715
--- /dev/null
+++ b/configs/zeropi_defconfig
@@ -0,0 +1,13 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_DEFAULT_DEVICE_TREE="sun8i-h3-zeropi"
+CONFIG_SPL=y
+CONFIG_MACH_SUN8I_H3=y
+CONFIG_DRAM_CLK=408
+CONFIG_MACPWR="PD6"
+# CONFIG_VIDEO_DE2 is not set
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_CONSOLE_MUX=y
+CONFIG_SUN8I_EMAC=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_OHCI_HCD=y