xilinx: zynqmp: Add new target with only nand enabled

This patch adds new target which is called as mini configuration
with only nand functionality and other required basic features enabled.
This will be used to run in system with small footprint and needs
nand support.

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

5 files changed, 222 insertions, 0 deletions

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index e22b52cbb6..f2888177d9 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -147,6 +147,7 @@ dtb-$(CONFIG_ARCH_ZYNQ) += \
 	zynq-zybo.dtb
 dtb-$(CONFIG_ARCH_ZYNQMP) += \
 	zynqmp-ep108.dtb			\
+	zynqmp-mini-nand.dtb			\
 	zynqmp-zcu102-revA.dtb			\
 	zynqmp-zcu102-revB.dtb			\
 	zynqmp-zcu102-rev1.0.dtb		\
diff --git a/arch/arm/dts/zynqmp-mini-nand.dts b/arch/arm/dts/zynqmp-mini-nand.dts
new file mode 100644
index 0000000000..16e5f55ebc
--- /dev/null
+++ b/arch/arm/dts/zynqmp-mini-nand.dts
@@ -0,0 +1,109 @@
+/*
+ * dts file for Xilinx ZynqMP Mini Configuration
+ *
+ * (C) Copyright 2018, Xilinx, Inc.
+ *
+ * Siva Durga Prasad <siva.durga.paladugu@xilinx.com>
+ * Michal Simek <michal.simek@xilinx.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+
+/ {
+	model = "ZynqMP MINI NAND";
+	compatible = "xlnx,zynqmp";
+	#address-cells = <2>;
+	#size-cells = <1>;
+
+	aliases {
+		serial0 = &dcc;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x0 0x40000000>;
+	};
+
+	dcc: dcc {
+		compatible = "arm,dcc";
+		status = "disabled";
+		u-boot,dm-pre-reloc;
+	};
+
+	amba: amba {
+		compatible = "simple-bus";
+		#address-cells = <2>;
+		#size-cells = <1>;
+		ranges;
+
+		nand0: nand@ff100000 {
+			compatible = "arasan,nfc-v3p10";
+			status = "okay";
+			reg = <0x0 0xff100000 0x1000>;
+			clock-names = "clk_sys", "clk_flash";
+			#address-cells = <2>;
+			#size-cells = <1>;
+			arasan,has-mdma;
+			num-cs = <2>;
+
+			partition@0 {	/* for testing purpose */
+				label = "nand-fsbl-uboot";
+				reg = <0x0 0x0 0x400000>;
+			};
+			partition@1 {	/* for testing purpose */
+				label = "nand-linux";
+				reg = <0x0 0x400000 0x1400000>;
+			};
+			partition@2 {	/* for testing purpose */
+				label = "nand-device-tree";
+				reg = <0x0 0x1800000 0x400000>;
+			};
+			partition@3 {	/* for testing purpose */
+				label = "nand-rootfs";
+				reg = <0x0 0x1C00000 0x1400000>;
+			};
+			partition@4 {	/* for testing purpose */
+				label = "nand-bitstream";
+				reg = <0x0 0x3000000 0x400000>;
+			};
+			partition@5 {	/* for testing purpose */
+				label = "nand-misc";
+				reg = <0x0 0x3400000 0xFCC00000>;
+			};
+			partition@6 {	/* for testing purpose */
+				label = "nand1-fsbl-uboot";
+				reg = <0x1 0x0 0x400000>;
+			};
+			partition@7 {	/* for testing purpose */
+				label = "nand1-linux";
+				reg = <0x1 0x400000 0x1400000>;
+			};
+			partition@8 {	/* for testing purpose */
+				label = "nand1-device-tree";
+				reg = <0x1 0x1800000 0x400000>;
+			};
+			partition@9 {	/* for testing purpose */
+				label = "nand1-rootfs";
+				reg = <0x1 0x1C00000 0x1400000>;
+			};
+			partition@10 {	/* for testing purpose */
+				label = "nand1-bitstream";
+				reg = <0x1 0x3000000 0x400000>;
+			};
+			partition@11 {	/* for testing purpose */
+				label = "nand1-misc";
+				reg = <0x1 0x3400000 0xFCC00000>;
+			};
+		};
+	};
+};
+
+&dcc {
+	status = "okay";
+};
diff --git a/configs/xilinx_zynqmp_mini_nand_defconfig b/configs/xilinx_zynqmp_mini_nand_defconfig
new file mode 100644
index 0000000000..d6e2eb8a16
--- /dev/null
+++ b/configs/xilinx_zynqmp_mini_nand_defconfig
@@ -0,0 +1,43 @@
+CONFIG_ARM=y
+CONFIG_SYS_CONFIG_NAME="xilinx_zynqmp_mini_nand"
+CONFIG_ARCH_ZYNQMP=y
+CONFIG_SYS_TEXT_BASE=0x10000
+CONFIG_DEFAULT_DEVICE_TREE="zynqmp-mini-nand"
+CONFIG_FIT=y
+CONFIG_BOOTDELAY=-1
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_SYS_PROMPT="ZynqMP> "
+# CONFIG_CMD_BDI is not set
+# CONFIG_CMD_CONSOLE is not set
+# CONFIG_CMD_BOOTD is not set
+# CONFIG_CMD_BOOTM is not set
+# CONFIG_CMD_BOOTI is not set
+# CONFIG_CMD_GO is not set
+# CONFIG_CMD_RUN is not set
+# CONFIG_CMD_IMI is not set
+# CONFIG_CMD_XIMG is not set
+# CONFIG_CMD_EXPORTENV is not set
+# CONFIG_CMD_IMPORTENV is not set
+# CONFIG_CMD_EDITENV is not set
+# CONFIG_CMD_SAVEENV is not set
+# CONFIG_CMD_ENV_EXISTS is not set
+# CONFIG_CMD_CRC32 is not set
+# CONFIG_CMD_DM is not set
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_FPGA is not set
+# CONFIG_CMD_LOADB is not set
+# CONFIG_CMD_LOADS is not set
+# CONFIG_CMD_ECHO is not set
+# CONFIG_CMD_ITEST is not set
+# CONFIG_CMD_SOURCE is not set
+# CONFIG_CMD_SETEXPR is not set
+# CONFIG_CMD_NET is not set
+# CONFIG_CMD_NFS is not set
+# CONFIG_PARTITIONS is not set
+CONFIG_OF_EMBED=y
+# CONFIG_DM_WARN is not set
+# CONFIG_DM_DEVICE_REMOVE is not set
+# CONFIG_MMC is not set
+CONFIG_NAND=y
+CONFIG_NAND_ARASAN=y
+# CONFIG_EFI_LOADER is not set
diff --git a/include/configs/xilinx_zynqmp_mini.h b/include/configs/xilinx_zynqmp_mini.h
new file mode 100644
index 0000000000..268d7b7d52
--- /dev/null
+++ b/include/configs/xilinx_zynqmp_mini.h
@@ -0,0 +1,45 @@
+/*
+ * Configuration for Xilinx ZynqMP Flash utility
+ *
+ * (C) Copyright 2018 Xilinx, Inc.
+ * Michal Simek <michal.simek@xilinx.com>
+ * Siva Durga Prasad Paladugu <sivadur@xilinx.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __CONFIG_ZYNQMP_MINI_H
+#define __CONFIG_ZYNQMP_MINI_H
+
+#include <configs/xilinx_zynqmp.h>
+
+/* Undef unneeded configs */
+#undef CONFIG_EXTRA_ENV_SETTINGS
+#undef CONFIG_SYS_MALLOC_LEN
+#undef CONFIG_ENV_SIZE
+#undef CONFIG_CMDLINE_EDITING
+#undef CONFIG_AUTO_COMPLETE
+#undef CONFIG_ZLIB
+#undef CONFIG_GZIP
+#undef CONFIG_CMD_ENV
+#undef CONFIG_MP
+#undef CONFIG_SYS_INIT_SP_ADDR
+#undef CONFIG_SYS_LONGHELP
+#undef CONFIG_MTD_DEVICE
+#undef CONFIG_BOOTM_NETBSD
+#undef CONFIG_BOOTM_VXWORKS
+#undef CONFIG_BOOTM_LINUX
+#undef CONFIG_BOARD_LATE_INIT
+
+/* BOOTP options */
+#undef CONFIG_BOOTP_BOOTFILESIZE
+#undef CONFIG_BOOTP_BOOTPATH
+#undef CONFIG_BOOTP_GATEWAY
+#undef CONFIG_BOOTP_HOSTNAME
+#undef CONFIG_BOOTP_MAY_FAIL
+#undef CONFIG_BOOTP_PXE
+#undef CONFIG_CMD_UNZIP
+
+#undef CONFIG_NR_DRAM_BANKS
+
+#endif /* __CONFIG_ZYNQMP_MINI_H */
diff --git a/include/configs/xilinx_zynqmp_mini_nand.h b/include/configs/xilinx_zynqmp_mini_nand.h
new file mode 100644
index 0000000000..8c13f4742d
--- /dev/null
+++ b/include/configs/xilinx_zynqmp_mini_nand.h
@@ -0,0 +1,24 @@
+/*
+ * Configuration for Xilinx ZynqMP Nand Flash utility
+ *
+ * (C) Copyright 2018 Xilinx, Inc.
+ * Michal Simek <michal.simek@xilinx.com>
+ * Siva Durga Prasad Paladugu <sivadur@xilinx.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __CONFIG_ZYNQMP_MINI_NAND_H
+#define __CONFIG_ZYNQMP_MINI_NAND_H
+
+#include <configs/xilinx_zynqmp_mini.h>
+
+#define CONFIG_SYS_ICACHE_OFF
+#define CONFIG_NR_DRAM_BANKS	1
+#define CONFIG_SYS_SDRAM_SIZE	0x1000000
+#define CONFIG_SYS_SDRAM_BASE	0x0
+#define CONFIG_ENV_SIZE		0x10000
+#define CONFIG_SYS_INIT_SP_ADDR	(CONFIG_SYS_SDRAM_BASE + 0x40000)
+#define CONFIG_SYS_MALLOC_LEN		0x800000
+
+#endif /* __CONFIG_ZYNQMP_MINI_NAND_H */