[U-Boot] [PATCH v3 4/4] arm: zynq: Add parallel NOR flash mini u-boot configuration for zynq

[Siva Durga Prasad Paladugu]

Add configuration files/dtses for mini u-boot configuration
which runs on smaller footprint OCM memory. This configuration
only has required parallel nor flash support.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu at xilinx.com>
---
Changes from v2:
- None

Changes from v1:
- None
---
 arch/arm/dts/Makefile          |  1 +
 arch/arm/dts/zynq-cse-nor.dts  | 88 ++++++++++++++++++++++++++++++++++++++++++
 configs/zynq_cse_nor_defconfig | 50 ++++++++++++++++++++++++
 3 files changed, 139 insertions(+)
 create mode 100644 arch/arm/dts/zynq-cse-nor.dts
 create mode 100644 configs/zynq_cse_nor_defconfig

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 71b7c3a..9e29fe6 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -129,6 +129,7 @@ dtb-$(CONFIG_ARCH_UNIPHIER_SLD8) += \
 dtb-$(CONFIG_ARCH_ZYNQ) += \
 	zynq-cc108.dtb \
 	zynq-cse-nand.dtb \
+	zynq-cse-nor.dtb \
 	zynq-cse-qspi-single.dtb \
 	zynq-microzed.dtb \
 	zynq-picozed.dtb \
diff --git a/arch/arm/dts/zynq-cse-nor.dts b/arch/arm/dts/zynq-cse-nor.dts
new file mode 100644
index 0000000..ba6f9a1
--- /dev/null
+++ b/arch/arm/dts/zynq-cse-nor.dts
@@ -0,0 +1,88 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Xilinx CSE NOR board DTS
+ *
+ * Copyright (C) 2018 Xilinx, Inc.
+ */
+/dts-v1/;
+#include "zynq-7000.dtsi"
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	model = "Zynq CSE NOR Board";
+	compatible = "xlnx,zynq-cse-nor", "xlnx,zynq-7000";
+
+	aliases {
+		serial0 = &dcc;
+	};
+
+	memory at fffc0000 {
+		device_type = "memory";
+		reg = <0xFFFC0000 0x40000>;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	dcc: dcc {
+		compatible = "arm,dcc";
+		status = "disabled";
+		u-boot,dm-pre-reloc;
+	};
+
+	amba: amba {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		interrupt-parent = <&intc>;
+		ranges;
+
+		intc: interrupt-controller at f8f01000 {
+			compatible = "arm,cortex-a9-gic";
+			#interrupt-cells = <3>;
+			interrupt-controller;
+			reg = <0xF8F01000 0x1000>,
+			      <0xF8F00100 0x100>;
+		};
+
+		slcr: slcr at f8000000 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "xlnx,zynq-slcr", "syscon", "simple-bus";
+			reg = <0xF8000000 0x1000>;
+			ranges;
+			clkc: clkc at 100 {
+				#clock-cells = <1>;
+				compatible = "xlnx,ps7-clkc";
+				fclk-enable = <0xf>;
+				clock-output-names = "armpll", "ddrpll",
+						"iopll", "cpu_6or4x",
+						"cpu_3or2x", "cpu_2x", "cpu_1x",
+						"ddr2x", "ddr3x", "dci",
+						"lqspi", "smc", "pcap", "gem0",
+						"gem1", "fclk0", "fclk1",
+						"fclk2", "fclk3", "can0",
+						"can1", "sdio0", "sdio1",
+						"uart0", "uart1", "spi0",
+						"spi1", "dma", "usb0_aper",
+						"usb1_aper", "gem0_aper",
+						"gem1_aper", "sdio0_aper",
+						"sdio1_aper", "spi0_aper",
+						"spi1_aper", "can0_aper",
+						"can1_aper", "i2c0_aper",
+						"i2c1_aper", "uart0_aper",
+						"uart1_aper", "gpio_aper",
+						"lqspi_aper", "smc_aper",
+						"swdt", "dbg_trc", "dbg_apb";
+				reg = <0x100 0x100>;
+			};
+		};
+	};
+
+};
+
+&dcc {
+	status = "okay";
+};
diff --git a/configs/zynq_cse_nor_defconfig b/configs/zynq_cse_nor_defconfig
new file mode 100644
index 0000000..842d520
--- /dev/null
+++ b/configs/zynq_cse_nor_defconfig
@@ -0,0 +1,50 @@
+CONFIG_ARM=y
+CONFIG_SYS_CONFIG_NAME="zynq_cse"
+CONFIG_ARCH_ZYNQ=y
+CONFIG_SYS_TEXT_BASE=0xFFFC0000
+CONFIG_SPL_STACK_R_ADDR=0x200000
+CONFIG_SYS_MALLOC_LEN=0x1000
+CONFIG_ZYNQ_M29EW_WB_HACK=y
+CONFIG_DEFAULT_DEVICE_TREE="zynq-cse-nor"
+CONFIG_BOOTDELAY=-1
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_SPL=y
+CONFIG_SPL_STACK_R=y
+CONFIG_SYS_PROMPT="Zynq> "
+# 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_ELF is not set
+# CONFIG_CMD_FDT 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_SPL 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_CLK is not set
+# CONFIG_CMD_DM 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_CMD_MISC 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_SPL_DM_SEQ_ALIAS=y
+# CONFIG_MMC is not set
+CONFIG_MTD_NOR_FLASH=y
+# CONFIG_EFI_LOADER is not set
-- 
2.7.4