This change allows to keep board description clean and minimalistic. This is especially helpful if one board may house different CPUs with different features.
It is applicable to both FPGA-based boards or those that have CPUs mounted on interchnagable daughter-boards.
Signed-off-by: Alexey Brodkin abrodkin@synopsys.com --- arch/arc/Kconfig | 9 +++-- arch/arc/config.mk | 4 +- board/synopsys/Kconfig | 10 ----- board/synopsys/MAINTAINERS | 1 - configs/arcangel4-be_defconfig | 3 +- include/configs/arcangel4-be.h | 88 ------------------------------------------ 6 files changed, 11 insertions(+), 104 deletions(-) delete mode 100644 include/configs/arcangel4-be.h
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 397b179..04fc7b6 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -47,6 +47,12 @@ config ARC_MMU_V3
endchoice
+config CPU_BIG_ENDIAN + bool "Enable Big Endian Mode" + default n + help + Build kernel for Big Endian Mode of ARC CPU + config SYS_ICACHE_OFF bool "Do not use Instruction Cache" default n @@ -75,9 +81,6 @@ config TARGET_TB100 config TARGET_ARCANGEL4 bool "Support arcangel4"
-config TARGET_ARCANGEL4_BE - bool "Support arcangel4-be" - config TARGET_AXS101 bool "Support axs101"
diff --git a/arch/arc/config.mk b/arch/arc/config.mk index dd180ef..4f2d31f 100644 --- a/arch/arc/config.mk +++ b/arch/arc/config.mk @@ -4,8 +4,10 @@ # SPDX-License-Identifier: GPL-2.0+ #
-ifndef CONFIG_SYS_BIG_ENDIAN +ifndef CONFIG_CPU_BIG_ENDIAN CONFIG_SYS_LITTLE_ENDIAN = 1 +else +CONFIG_SYS_BIG_ENDIAN = 1 endif
ifdef CONFIG_SYS_LITTLE_ENDIAN diff --git a/board/synopsys/Kconfig b/board/synopsys/Kconfig index f614f88..8ab48cd 100644 --- a/board/synopsys/Kconfig +++ b/board/synopsys/Kconfig @@ -7,13 +7,3 @@ config SYS_CONFIG_NAME default "arcangel4"
endif - -if TARGET_ARCANGEL4_BE - -config SYS_VENDOR - default "synopsys" - -config SYS_CONFIG_NAME - default "arcangel4-be" - -endif diff --git a/board/synopsys/MAINTAINERS b/board/synopsys/MAINTAINERS index 720edd8..43114ce 100644 --- a/board/synopsys/MAINTAINERS +++ b/board/synopsys/MAINTAINERS @@ -3,5 +3,4 @@ M: Alexey Brodkin abrodkin@synopsys.com S: Maintained F: include/configs/arcangel4.h F: configs/arcangel4_defconfig -F: include/configs/arcangel4-be.h F: configs/arcangel4-be_defconfig diff --git a/configs/arcangel4-be_defconfig b/configs/arcangel4-be_defconfig index 0c3ab4e..5d2e126 100644 --- a/configs/arcangel4-be_defconfig +++ b/configs/arcangel4-be_defconfig @@ -1,3 +1,4 @@ CONFIG_ARC=y -CONFIG_TARGET_ARCANGEL4_BE=y +CONFIG_TARGET_ARCANGEL4=y CONFIG_SYS_CLK_FREQ=70000000 +CONFIG_CPU_BIG_ENDIAN=y diff --git a/include/configs/arcangel4-be.h b/include/configs/arcangel4-be.h deleted file mode 100644 index b0bc8bc..0000000 --- a/include/configs/arcangel4-be.h +++ /dev/null @@ -1,88 +0,0 @@ -/* - * Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef _CONFIG_ARCANGEL4_H_ -#define _CONFIG_ARCANGEL4_H_ - -/* - * CPU configuration - */ -#define CONFIG_SYS_BIG_ENDIAN -#define CONFIG_SYS_TIMER_RATE CONFIG_SYS_CLK_FREQ - -/* - * Board configuration - */ -#define CONFIG_SYS_GENERIC_BOARD -#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is in RAM already */ - -#define CONFIG_ARCH_EARLY_INIT_R - -/* - * Memory configuration - */ -#define CONFIG_SYS_TEXT_BASE 0x81000000 -#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE - -#define CONFIG_SYS_DDR_SDRAM_BASE 0x80000000 -#define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_DDR_SDRAM_BASE -#define CONFIG_SYS_SDRAM_SIZE 0x10000000 /* 256 Mb */ - -#define CONFIG_SYS_INIT_SP_ADDR \ - (CONFIG_SYS_SDRAM_BASE + 0x1000 - GENERATED_GBL_DATA_SIZE) - -#define CONFIG_SYS_MALLOC_LEN 0x200000 /* 2 MB */ -#define CONFIG_SYS_BOOTM_LEN 0x2000000 /* 32 MB */ -#define CONFIG_SYS_LOAD_ADDR 0x82000000 - -#define CONFIG_SYS_NO_FLASH - -/* - * UART configuration - * - */ -#define CONFIG_ARC_SERIAL -#define CONFIG_ARC_UART_BASE 0xC0FC1000 -#define CONFIG_BAUDRATE 115200 - -/* - * Command line configuration - */ -#include <config_cmd_default.h> - -#define CONFIG_CMD_ELF - -#define CONFIG_OF_LIBFDT - -#define CONFIG_AUTO_COMPLETE -#define CONFIG_SYS_MAXARGS 16 - -/* - * Environment settings - */ -#define CONFIG_ENV_IS_NOWHERE -#define CONFIG_ENV_SIZE 0x00200 /* 512 bytes */ -#define CONFIG_ENV_OFFSET 0 - -/* - * Environment configuration - */ -#define CONFIG_BOOTDELAY 3 -#define CONFIG_BOOTFILE "uImage" -#define CONFIG_BOOTARGS "console=ttyARC0,115200n8" -#define CONFIG_LOADADDR CONFIG_SYS_LOAD_ADDR - -/* - * Console configuration - */ -#define CONFIG_SYS_LONGHELP -#define CONFIG_SYS_PROMPT "arcangel4# " -#define CONFIG_SYS_CBSIZE 256 -#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE -#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ - sizeof(CONFIG_SYS_PROMPT) + 16) - -#endif /* _CONFIG_ARCANGEL4_H_ */