arm: zynq: Add initial support for Avnet MiniZed

Initial support for Avnet MiniZed board. Tested UART1 (serial console),
QSPI(Flash), SDHCI1 (eMMC), USB.

Signed-off-by: Ibai Erkiaga <ibai.erkiaga-elorza@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/arm/dts/Makefile

@@ -130,6 +130,7 @@ dtb-$(CONFIG_ARCH_ZYNQ) += \
 	zynq-cc108.dtb \
 	zynq-cse-qspi-single.dtb \
 	zynq-microzed.dtb \
+	zynq-minized.dtb \
 	zynq-picozed.dtb \
 	zynq-syzygy-hub.dtb \
 	zynq-topic-miami.dtb \

arch/arm/dts/zynq-minized.dts

@@ -0,0 +1,106 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * dts file for Avnet MiniZed board
+ *
+ * (C) Copyright 2017 - 2018, Xilinx, Inc.
+ *
+ * Ibai Erkiaga <ibai.erkiaga-elorza@xilinx.com>
+ */
+
+/dts-v1/;
+#include "zynq-7000.dtsi"
+
+/ {
+	model = "Avnet Zynq MiniZed Development Board";
+	compatible = "avnet,minized", "xlnx,zynq-7000";
+
+	aliases {
+		serial0 = &uart1;
+		serial1 = &uart0;
+		spi0 = &qspi;
+		mmc0 = &sdhci0;
+	};
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x20000000>;
+	};
+
+	chosen {
+		bootargs = "";
+		stdout-path = "serial0:115200n8";
+	};
+
+	usb_phy0: phy0 {
+		compatible = "usb-nop-xceiv";
+		#phy-cells = <0>;
+	};
+};
+
+&qspi {
+	status = "okay";
+	is-dual = <0>;
+	num-cs = <1>;
+	flash@0 {
+		compatible = "micron,m25p128";
+		reg = <0x0>;
+		spi-tx-bus-width = <4>;
+		spi-rx-bus-width = <4>;
+		spi-max-frequency = <50000000>;
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			partition@0 {
+				label = "boot";
+				reg = <0x0 0xff0000>;
+			};
+
+			partition@270000 {
+				label = "kernel";
+				reg = <0x270000 0xd80000>;
+			};
+
+			partition@ff0000 {
+				label = "bootenv";
+				reg = <0xff0000 0x10000>;
+			};
+
+			partition@1000000 {
+				label = "spare";
+				reg = <0x1000000 0x0>;
+			};
+		};
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart1 {
+	u-boot,dm-pre-reloc;
+	status = "okay";
+};
+
+&usb0 {
+	status = "okay";
+	dr_mode = "host";
+	usb-phy = <&usb_phy0>;
+	usb-reset = <&gpio0 7 0>; /* USB_RST_N-MIO7 */
+};
+
+&sdhci1 {
+	status = "okay";
+	non-removable;
+	bus-width = <4>;
+	max-frequency = <12000000>;
+
+	#address-cells = <1>;
+	#size-cells = <0>;
+	mmccard: mmccard@0 {
+		compatible = "mmc-card";
+		reg = <0>;
+		broken-hpi;
+	};
+};

configs/zynq_minized_defconfig

@@ -0,0 +1,66 @@
+CONFIG_ARM=y
+CONFIG_ARCH_ZYNQ=y
+CONFIG_SYS_TEXT_BASE=0x4000000
+CONFIG_SPL=y
+CONFIG_SPL_STACK_R_ADDR=0x200000
+CONFIG_DEFAULT_DEVICE_TREE="zynq-minized"
+CONFIG_DEBUG_UART=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_FIT=y
+CONFIG_FIT_SIGNATURE=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_BOOTCOMMAND="run $modeboot || run distro_bootcmd"
+CONFIG_SPL_STACK_R=y
+CONFIG_SPL_OS_BOOT=y
+CONFIG_SYS_PROMPT="Zynq> "
+CONFIG_CMD_THOR_DOWNLOAD=y
+CONFIG_CMD_DFU=y
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_FPGA_LOADBP=y
+CONFIG_CMD_FPGA_LOADFS=y
+CONFIG_CMD_FPGA_LOADMK=y
+CONFIG_CMD_FPGA_LOADP=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_USB=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_TFTPPUT=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_EXT4_WRITE=y
+CONFIG_ENV_IS_IN_SPI_FLASH=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_SPL_DM_SEQ_ALIAS=y
+CONFIG_DFU_MMC=y
+CONFIG_DFU_RAM=y
+CONFIG_FPGA_XILINX=y
+CONFIG_FPGA_ZYNQPL=y
+CONFIG_DM_GPIO=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_ZYNQ=y
+CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_BAR=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_PHY_MARVELL=y
+CONFIG_PHY_REALTEK=y
+CONFIG_PHY_XILINX=y
+CONFIG_ZYNQ_GEM=y
+CONFIG_DEBUG_UART_ZYNQ=y
+CONFIG_DEBUG_UART_BASE=0xe0001000
+CONFIG_DEBUG_UART_CLOCK=50000000
+CONFIG_ZYNQ_SERIAL=y
+CONFIG_ZYNQ_QSPI=y
+CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_ULPI_VIEWPORT=y
+CONFIG_USB_ULPI=y
+CONFIG_USB_STORAGE=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_MANUFACTURER="Xilinx"
+CONFIG_USB_GADGET_VENDOR_NUM=0x03fd
+CONFIG_USB_GADGET_PRODUCT_NUM=0x0300
+CONFIG_CI_UDC=y
+CONFIG_USB_GADGET_DOWNLOAD=y
+CONFIG_USB_FUNCTION_THOR=y