arm: dts: zynq: Add MicroZed board support

Added basic dts support for MicroZed board.

- UART
- SDHCI
- Ethernet

Cc: Soren Brinkmann <soren.brinkmann@xilinx.com>
Cc: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index befcd26..a4e3098 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -897,6 +897,7 @@ dtb-$(CONFIG_ARCH_VT8500) += \
        wm8750-apc8750.dtb \
        wm8850-w70v2.dtb
 dtb-$(CONFIG_ARCH_ZYNQ) += \
+       zynq-microzed.dtb \
        zynq-parallella.dtb \
        zynq-zc702.dtb \
        zynq-zc706.dtb \

diff --git a/arch/arm/boot/dts/zynq-microzed.dts b/arch/arm/boot/dts/zynq-microzed.dts
new file mode 100644 (file)
index 0000000..b9376a4
--- /dev/null
+++ b/arch/arm/boot/dts/zynq-microzed.dts
@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2011 - 2014 Xilinx
+ * Copyright (C) 2016 Jagan Teki <jteki@openedev.com>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program 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.
+ */
+/dts-v1/;
+/include/ "zynq-7000.dtsi"
+
+/ {
+       model = "Zynq MicroZED Development Board";
+       compatible = "xlnx,zynq-microzed", "xlnx,zynq-7000";
+
+       aliases {
+               ethernet0 = &gem0;
+               serial0 = &uart1;
+       };
+
+       memory {
+               device_type = "memory";
+               reg = <0x0 0x40000000>;
+       };
+
+       chosen {
+               bootargs = "earlycon";
+               stdout-path = "serial0:115200n8";
+       };
+
+       usb_phy0: phy0 {
+               compatible = "usb-nop-xceiv";
+               #phy-cells = <0>;
+       };
+};
+
+&clkc {
+       ps-clk-frequency = <33333333>;
+};
+
+&gem0 {
+       status = "okay";
+       phy-mode = "rgmii-id";
+       phy-handle = <&ethernet_phy>;
+
+       ethernet_phy: ethernet-phy@0 {
+               reg = <0>;
+       };
+};
+
+&sdhci0 {
+       status = "okay";
+};
+
+&uart1 {
+       status = "okay";
+};
+
+&usb0 {
+       status = "okay";
+       dr_mode = "host";
+       usb-phy = <&usb_phy0>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_usb0_default>;
+};
+
+&pinctrl0 {
+       pinctrl_usb0_default: usb0-default {
+               mux {
+                       groups = "usb0_0_grp";
+                       function = "usb0";
+               };
+
+               conf {
+                       groups = "usb0_0_grp";
+                       slew-rate = <0>;
+                       io-standard = <1>;
+               };
+
+               conf-rx {
+                       pins = "MIO29", "MIO31", "MIO36";
+                       bias-high-impedance;
+               };
+
+               conf-tx {
+                       pins = "MIO28", "MIO30", "MIO32", "MIO33", "MIO34",
+                              "MIO35", "MIO37", "MIO38", "MIO39";
+                       bias-disable;
+               };
+       };
+};