arm64: zynqmp: Add support for Xilinx zcu100-revC

This board has 2GB of memory, i2c, sd, wifi sdio, spis, uarts, display
port and usbs.
Board is using fixed clocks because clock driver hasn't been merged yet.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/arm/xilinx.txt

@@ -15,3 +15,9 @@ shall have the following properties.
 
 Required root node properties:
     - compatible = "xlnx,zynqmp";
+
+
+Additional compatible strings:
+
+- Xilinx 96boards compatible board zcu100
+  "xlnx,zynqmp-zcu100-revC", "xlnx,zynqmp-zcu100"

arch/arm64/boot/dts/xilinx/Makefile

@@ -1,2 +1,3 @@
 # SPDX-License-Identifier: GPL-2.0
 dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-ep108.dtb
+dtb-$(CONFIG_ARCH_ZYNQMP) += zynqmp-zcu100-revC.dtb

arch/arm64/boot/dts/xilinx/zynqmp-clk.dtsi

@@ -0,0 +1,213 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Clock specification for Xilinx ZynqMP
+ *
+ * (C) Copyright 2015 - 2018, Xilinx, Inc.
+ *
+ * Michal Simek <michal.simek@xilinx.com>
+ */
+
+/ {
+	clk100: clk100 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <100000000>;
+	};
+
+	clk125: clk125 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <125000000>;
+	};
+
+	clk200: clk200 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <200000000>;
+	};
+
+	clk250: clk250 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <250000000>;
+	};
+
+	clk300: clk300 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <300000000>;
+	};
+
+	clk600: clk600 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <600000000>;
+	};
+
+	dp_aclk: clock0 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <100000000>;
+		clock-accuracy = <100>;
+	};
+
+	dp_aud_clk: clock1 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <24576000>;
+		clock-accuracy = <100>;
+	};
+
+	dpdma_clk: dpdma_clk {
+		compatible = "fixed-clock";
+		#clock-cells = <0x0>;
+		clock-frequency = <533000000>;
+	};
+
+	drm_clock: drm_clock {
+		compatible = "fixed-clock";
+		#clock-cells = <0x0>;
+		clock-frequency = <262750000>;
+		clock-accuracy = <0x64>;
+	};
+};
+
+&can0 {
+	clocks = <&clk100 &clk100>;
+};
+
+&can1 {
+	clocks = <&clk100 &clk100>;
+};
+
+&fpd_dma_chan1 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan2 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan3 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan4 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan5 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan6 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan7 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&fpd_dma_chan8 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan1 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan2 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan3 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan4 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan5 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan6 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan7 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&lpd_dma_chan8 {
+	clocks = <&clk600>, <&clk100>;
+};
+
+&gem0 {
+	clocks = <&clk125>, <&clk125>, <&clk125>;
+};
+
+&gem1 {
+	clocks = <&clk125>, <&clk125>, <&clk125>;
+};
+
+&gem2 {
+	clocks = <&clk125>, <&clk125>, <&clk125>;
+};
+
+&gem3 {
+	clocks = <&clk125>, <&clk125>, <&clk125>;
+};
+
+&gpio {
+	clocks = <&clk100>;
+};
+
+&i2c0 {
+	clocks = <&clk100>;
+};
+
+&i2c1 {
+	clocks = <&clk100>;
+};
+
+&sata {
+	clocks = <&clk250>;
+};
+
+&sdhci0 {
+	clocks = <&clk200 &clk200>;
+};
+
+&sdhci1 {
+	clocks = <&clk200 &clk200>;
+};
+
+&spi0 {
+	clocks = <&clk200 &clk200>;
+};
+
+&spi1 {
+	clocks = <&clk200 &clk200>;
+};
+
+&uart0 {
+	clocks = <&clk100 &clk100>;
+};
+
+&uart1 {
+	clocks = <&clk100 &clk100>;
+};
+
+&usb0 {
+	clocks = <&clk250>, <&clk250>;
+};
+
+&usb1 {
+	clocks = <&clk250>, <&clk250>;
+};
+
+&watchdog0 {
+	clocks = <&clk250>;
+};