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xilinx: versal-net: Add mini ospi configuration

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Add support for Versal NET mini Octal SPI flash configuration. This runs
from onchip memory, so it has to be compact. Hence only Octal SPI
related settings are enabled.

Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@amd.com>
Link: https://lore.kernel.org/r/20230614121351.21521-3-ashok.reddy.soma@amd.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
This commit is contained in:
Ashok Reddy Soma 2023-06-14 06:13:50 -06:00 committed by Michal Simek
parent 96683d3436
commit 38e0fc06b2
4 changed files with 169 additions and 0 deletions
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1
arch/arm/dts/Makefile
View file

@ -416,6 +416,7 @@ dtb-$(CONFIG_ARCH_VERSAL) += \
xilinx-versal-virt.dtb
dtb-$(CONFIG_ARCH_VERSAL_NET) += \
versal-net-mini.dtb \
versal-net-mini-ospi-single.dtb \
versal-net-mini-qspi-single.dtb \
xilinx-versal-net-virt.dtb
dtb-$(CONFIG_ARCH_ZYNQMP_R5) += \

19
arch/arm/dts/versal-net-mini-ospi-single.dts Normal file
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@ -0,0 +1,19 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Xilinx Versal NET OSPI single DTS
*
* (C) Copyright 2023, Advanced Micro Devices, Inc.
*
* Michal Simek <michal.simek@amd.com>
* Ashok Reddy Soma <ashok.reddy.soma@amd.com>
*/
#include "versal-net-mini-ospi.dtsi"
/ {
model = "Xilinx Versal NET MINI OSPI SINGLE";
};
&flash0 {
spi-rx-bus-width = <8>;
};

78
arch/arm/dts/versal-net-mini-ospi.dtsi Normal file
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@ -0,0 +1,78 @@
// SPDX-License-Identifier: GPL-2.0
/*
* dts file for Xilinx Versal NET Mini OSPI Configuration
*
* (C) Copyright 2023, Advanced Micro Devices, Inc.
*
* Michal Simek <michal.simek@amd.com>
* Ashok Reddy Soma <ashok.reddy.soma@amd.com>
*/
/dts-v1/;
/ {
compatible = "xlnx,versal-net-mini";
#address-cells = <2>;
#size-cells = <2>;
model = "Xilinx Versal NET MINI OSPI";
aliases {
serial0 = &dcc;
spi0 = &ospi;
};
chosen {
stdout-path = "serial0:115200";
};
memory@bbf00000 {
device_type = "memory";
reg = <0 0xBBF00000 0 0x100000>;
};
clk125: clk125 {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <125000000>;
};
dcc: dcc {
compatible = "arm,dcc";
status = "okay";
bootph-all;
};
amba: amba {
bootph-all;
compatible = "simple-bus";
#address-cells = <0x2>;
#size-cells = <0x2>;
ranges;
ospi: spi@f1010000 {
compatible = "cadence,qspi", "cdns,qspi-nor";
status = "okay";
reg = <0 0xf1010000 0 0x10000>, <0 0xc0000000 0 0x20000000>;
clock-names = "ref_clk", "pclk";
clocks = <&clk125>, <&clk125>;
bus-num = <2>;
num-cs = <1>;
cdns,fifo-depth = <256>;
cdns,fifo-width = <4>;
cdns,is-dma = <1>;
cdns,is-stig-pgm = <1>;
cdns,trigger-address = <0xc0000000>;
#address-cells = <1>;
#size-cells = <0>;
flash0: flash@0 {
compatible = "mt35xu02g", "micron,m25p80",
"jedec,spi-nor";
reg = <0>;
spi-tx-bus-width = <8>;
spi-rx-bus-width = <8>;
spi-max-frequency = <20000000>;
};
};
};
};

71
configs/xilinx_versal_net_mini_ospi_defconfig Normal file
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@ -0,0 +1,71 @@
CONFIG_ARM=y
CONFIG_SYS_CONFIG_NAME="xilinx_versal_net_mini"
CONFIG_COUNTER_FREQUENCY=100000000
CONFIG_ARCH_VERSAL_NET=y
CONFIG_TEXT_BASE=0xBBF00000
CONFIG_SYS_MALLOC_LEN=0x2000
CONFIG_SYS_MALLOC_F_LEN=0x500
CONFIG_NR_DRAM_BANKS=1
CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0xBBF20000
CONFIG_SF_DEFAULT_SPEED=30000000
CONFIG_ENV_SIZE=0x80
# CONFIG_DM_GPIO is not set
CONFIG_DEFAULT_DEVICE_TREE="versal-net-mini-ospi-single"
CONFIG_SYS_PROMPT="Versal NET> "
CONFIG_SYS_MEM_RSVD_FOR_MMU=y
# CONFIG_PSCI_RESET is not set
CONFIG_SYS_LOAD_ADDR=0xBBF80000
# CONFIG_EXPERT is not set
CONFIG_REMAKE_ELF=y
# CONFIG_AUTOBOOT is not set
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_BOARD_EARLY_INIT_R=y
# CONFIG_BOARD_LATE_INIT is not set
# CONFIG_CMDLINE_EDITING is not set
# CONFIG_AUTO_COMPLETE is not set
# CONFIG_SYS_LONGHELP is not set
# 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_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_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_SOFT_RESET=y
CONFIG_SPI_FLASH_SOFT_RESET_ON_BOOT=y
CONFIG_SPI_FLASH_GIGADEVICE=y
CONFIG_SPI_FLASH_ISSI=y
CONFIG_SPI_FLASH_MACRONIX=y
CONFIG_SPI_FLASH_STMICRO=y
CONFIG_SPI_FLASH_MT35XU=y
CONFIG_ARM_DCC=y
CONFIG_SPI=y
CONFIG_DM_SPI=y
CONFIG_CADENCE_QSPI=y
CONFIG_HAS_CQSPI_REF_CLK=y
CONFIG_CQSPI_REF_CLK=200000000
CONFIG_CADENCE_OSPI_VERSAL=y
# CONFIG_LMB is not set