arm64: zynqmp: Add QSPI flash mini u-boot configuration

Add configuration files/dtses for mini u-boot configuration
which runs on smaller footprint of internal memory. This
configuration has only required qspi flash support and it
uses DCC as serial.

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

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 1bdcb1b495ac3d92dd50b9e9a05db874b388d3ad..094c41b3de63c48b2cdbd1cba1d65974f3588b55 100644 (file)
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -152,6 +152,7 @@ dtb-$(CONFIG_ARCH_ZYNQMP) += \
        zynqmp-mini-emmc0.dtb                   \
        zynqmp-mini-emmc1.dtb                   \
        zynqmp-mini-nand.dtb                    \
+       zynqmp-mini-qspi.dtb                    \
        zynqmp-zcu100-revC.dtb                  \
        zynqmp-zcu102-revA.dtb                  \
        zynqmp-zcu102-revB.dtb                  \

diff --git a/arch/arm/dts/zynqmp-mini-qspi.dts b/arch/arm/dts/zynqmp-mini-qspi.dts
new file mode 100644 (file)
index 0000000..c235a5f
--- /dev/null
+++ b/arch/arm/dts/zynqmp-mini-qspi.dts
@@ -0,0 +1,79 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * dts file for Xilinx ZynqMP Mini Configuration
+ *
+ * (C) Copyright 2015 - 2018, Xilinx, Inc.
+ *
+ * Siva Durga Prasad <siva.durga.paladugu@xilinx.com>
+ * Michal Simek <michal.simek@xilinx.com>
+ */
+
+/dts-v1/;
+
+/ {
+       model = "ZynqMP MINI QSPI";
+       compatible = "xlnx,zynqmp";
+       #address-cells = <2>;
+       #size-cells = <1>;
+
+       aliases {
+               serial0 = &dcc;
+               spi0 = &qspi;
+       };
+
+       chosen {
+               stdout-path = "serial0:115200n8";
+       };
+
+       memory@fffc0000 {
+               device_type = "memory";
+               reg = <0x0 0xfffc0000 0x40000>;
+       };
+
+       dcc: dcc {
+               compatible = "arm,dcc";
+               status = "disabled";
+               u-boot,dm-pre-reloc;
+       };
+
+       amba: amba {
+               compatible = "simple-bus";
+               #address-cells = <2>;
+               #size-cells = <1>;
+               ranges;
+
+               qspi: spi@ff0f0000 {
+                       compatible = "xlnx,zynqmp-qspi-1.0";
+                       status = "disabled";
+                       clock-names = "ref_clk", "pclk";
+                       clocks = <&misc_clk &misc_clk>;
+                       num-cs = <1>;
+                       reg = <0x0 0xff0f0000 0x1000 0x0 0xc0000000 0x8000000>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+               };
+
+               misc_clk: misc_clk {
+                       compatible = "fixed-clock";
+                       #clock-cells = <0>;
+                       clock-frequency = <125000000>;
+               };
+       };
+};
+
+&qspi {
+       status = "okay";
+       flash@0 {
+               compatible = "n25q512a11";
+               #address-cells = <1>;
+               #size-cells = <1>;
+               reg = <0x0>;
+               spi-tx-bus-width = <1>;
+               spi-rx-bus-width = <4>;
+               spi-max-frequency = <10000000>;
+       };
+};
+
+&dcc {
+       status = "okay";
+};

diff --git a/configs/xilinx_zynqmp_mini_qspi_defconfig b/configs/xilinx_zynqmp_mini_qspi_defconfig
new file mode 100644 (file)
index 0000000..8b32829
--- /dev/null
+++ b/configs/xilinx_zynqmp_mini_qspi_defconfig
@@ -0,0 +1,61 @@
+CONFIG_ARM=y
+CONFIG_SYS_CONFIG_NAME="xilinx_zynqmp_mini_qspi"
+CONFIG_ARCH_ZYNQMP=y
+CONFIG_SYS_TEXT_BASE=0xFFFC0000
+CONFIG_SYS_MEM_RSVD_FOR_MMU=y
+CONFIG_ZYNQMP_NO_DDR=y
+# CONFIG_CMD_ZYNQMP is not set
+CONFIG_DEFAULT_DEVICE_TREE="zynqmp-mini-qspi"
+# CONFIG_IMAGE_FORMAT_LEGACY is not set
+CONFIG_BOOTDELAY=-1
+# CONFIG_DISPLAY_CPUINFO is not set
+# CONFIG_CMDLINE_EDITING is not set
+# CONFIG_AUTO_COMPLETE is not set
+# CONFIG_SYS_LONGHELP 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_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_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_LOADB is not set
+# CONFIG_CMD_LOADS is not set
+CONFIG_CMD_SF=y
+# 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_MISC is not set
+CONFIG_MP=y
+# CONFIG_PARTITIONS is not set
+CONFIG_OF_EMBED=y
+# CONFIG_NET is not set
+# CONFIG_DM_WARN is not set
+# CONFIG_DM_DEVICE_REMOVE is not set
+# CONFIG_MMC is not set
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_BAR=y
+CONFIG_SF_DUAL_FLASH=y
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_SPANSION=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_ZYNQMP_GQSPI=y
+# CONFIG_EFI_LOADER is not set

diff --git a/include/configs/xilinx_zynqmp_mini_qspi.h b/include/configs/xilinx_zynqmp_mini_qspi.h
new file mode 100644 (file)
index 0000000..6fb0520
--- /dev/null
+++ b/include/configs/xilinx_zynqmp_mini_qspi.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Configuration for Xilinx ZynqMP QSPI Flash utility
+ *
+ * (C) Copyright 2018 Xilinx, Inc.
+ * Michal Simek <michal.simek@xilinx.com>
+ * Siva Durga Prasad Paladugu <sivadur@xilinx.com>
+ */
+
+#ifndef __CONFIG_ZYNQMP_MINI_QSPI_H
+#define __CONFIG_ZYNQMP_MINI_QSPI_H
+
+#include <configs/xilinx_zynqmp_mini.h>
+
+#define CONFIG_SYS_ICACHE_OFF
+#define CONFIG_NR_DRAM_BANKS   1
+#define CONFIG_ENV_SIZE                1400
+#define CONFIG_SYS_INIT_SP_ADDR        (CONFIG_SYS_TEXT_BASE + 0x20000)
+#define CONFIG_SYS_MALLOC_LEN  0x2000
+
+#endif /* __CONFIG_ZYNQMP_MINI_QSPI_H */