[U-Boot] [PATCH v2 1/1] Add support for Eukrea CPU9260 SBC

Jean-Christophe PLAGNIOL-VILLARD plagnioj at jcrosoft.com
Sat Jul 18 17:21:24 CEST 2009


> +
> +#ifdef CONFIG_DISPLAY_BOARDINFO
> +int checkboard(void)
> +{
> +	char buf[32];
> +
> +	printf("Board : Eukrea Electromatique CPU9260\n");
> +	printf("Crystal frequency: %8s MHz\n",
> +					strmhz(buf, get_main_clk_rate()));
> +	printf("CPU clock        : %8s MHz\n",
> +					strmhz(buf, get_cpu_clk_rate()));
> +	printf("Master clock     : %8s MHz\n",
> +					strmhz(buf, get_mck_clk_rate()));
please use CONFIG_DISPLAY_CPUINFO
> +	printf("\n");
> +	return 0;
> +}
> +#endif
<snip>
> diff --git a/cpu/arm926ejs/at91/lowlevel_init.S b/cpu/arm926ejs/at91/lowlevel_init.S
> index 5ed518c..9962ae9 100644
> --- a/cpu/arm926ejs/at91/lowlevel_init.S
> +++ b/cpu/arm926ejs/at91/lowlevel_init.S
> @@ -194,7 +194,7 @@ SMRDATA:
>  	.word CONFIG_SYS_PIOD_PPUDR_VAL
>  	.word (AT91_BASE_SYS + AT91_PIOD + PIO_ASR)
>  	.word CONFIG_SYS_PIOD_PPUDR_VAL
> -#elif defined(CONFIG_AT91SAM9261)
> +#elif defined(CONFIG_AT91SAM9260) || defined(CONFIG_AT91SAM9261)
please do this in a separate patch
>  	.word (AT91_BASE_SYS + AT91_PIOC + PIO_PDR)
>  	.word CONFIG_SYS_PIOC_PDR_VAL1
>  	.word (AT91_BASE_SYS + AT91_PIOC + PIO_PUDR)
<snip>
> +
> +/* NAND flash */
> +#define CONFIG_NAND_ATMEL			1
> +#define NAND_MAX_CHIPS				1
> +#define CONFIG_SYS_MAX_NAND_DEVICE		1
> +#define CONFIG_SYS_NAND_BASE			0x40000000
> +#define CONFIG_SYS_NAND_DBW_8			1
> +#undef  CONFIG_SYS_NAND_DBW_16
please remove if no-need
> +#define CONFIG_SYS_NAND_READY_PIN		AT91_PIN_PC13
> +#define CONFIG_SYS_NAND_ENABLE_PIN		AT91_PIN_PC14
> +#define CONFIG_SYS_NAND_MASK_ALE		(1 << 21)
> +#define CONFIG_SYS_NAND_MASK_CLE		(1 << 22)
> +
> +/* NOR flash */
> +#define CONFIG_SYS_FLASH_CFI			1
> +#define CONFIG_FLASH_CFI_DRIVER			1
> +#define PHYS_FLASH_1				0x10000000
> +#define PHYS_FLASH_2				0x12000000
> +#define CONFIG_SYS_FLASH_BANKS_LIST		\
> +		{ PHYS_FLASH_1, PHYS_FLASH_2 }
> +#define CONFIG_SYS_FLASH_BASE			PHYS_FLASH_1
> +#define CONFIG_SYS_MAX_FLASH_SECT		(255+4)
> +#define CONFIG_SYS_MAX_FLASH_BANKS		2
> +#define CONFIG_SYS_FLASH_CFI_WIDTH		FLASH_CFI_16BIT
> +#define CONFIG_SYS_FLASH_EMPTY_INFO		1
> +#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE	1
> +#define CONFIG_SYS_FLASH_PROTECTION		1
> +#define CONFIG_SYS_MONITOR_BASE			PHYS_FLASH_1
> +
<snip>
> +#undef CONFIG_SYS_USE_NANDFLASH
> +#define CONFIG_SYS_USE_FLASH			1
> +
> +#if defined(CONFIG_SYS_USE_FLASH)
> +#define CONFIG_ENV_IS_IN_FLASH		1
> +#define CONFIG_ENV_OFFSET		0x40000
> +#define CONFIG_ENV_SECT_SIZE		0x20000
> +#define	CONFIG_ENV_SIZE			0x20000
> +#define CONFIG_ENV_OVERWRITE		1
> +
> +#define CONFIG_BOOTCOMMAND		"run flashboot"
> +
> +#define MTDIDS_DEFAULT	 		"nor0=physmap-flash.0,nand0=nand"
> +#define MTDPARTS_DEFAULT		\
> +	"mtdparts=physmap-flash.0:"	\
> +		"256k(u-boot)ro,"	\
> +		"128k(u-boot-env)ro,"	\
> +		"1792k(kernel),"	\
> +		"-(rootfs);"		\
> +	"nand:-(nand)"
> +
> +#define CONFIG_BOOTARGS "root=/dev/mtdblock3 rootfstype=jffs2 "
> +
> +#define CONFIG_EXTRA_ENV_SETTINGS				\
> +	"mtdids=" MTDIDS_DEFAULT "\0"				\
> +	"mtdparts=" MTDPARTS_DEFAULT "\0"			\
> +	"partition=nand0,0\0"					\
> +	"ramargs=setenv bootargs $(bootargs) $(mtdparts)\0"	\
> +	"ramboot=tftpboot 0x22000000 cpu9260/uImage;"		\
> +		"run ramargs;bootm 22000000\0"			\
> +	"flashboot=run ramargs;bootm 0x10060000\0"		\
> +	"updtub=tftp 0x24000000 cpu9260/u-boot.bin;protect off"	\
> +		" 0x10000000 0x1003ffff;erase 0x10000000 "	\
> +		"0x1003ffff;cp.b 0x24000000 0x10000000 "	\
> +		"$(filesize)\0" \
> +	"updtui=tftp 0x24000000 cpu9260/uImage;protect off"	\
> +		" 0x10060000 0x1021ffff;erase 0x10060000 "	\
> +		"0x1021ffff;cp.b 0x24000000 0x10060000 "	\
> +		"$(filesize)\0" \
> +	"updtrfs=tftp 0x24000000 cpu9260/rootfs.jffs2;protect "	\
> +		"off 0x10220000 0x13ffffff;erase 0x10220000 "	\
> +		"0x13ffffff;cp.b 0x24000000 0x10220000 "	\
> +		"$(filesize)\0" \
> +	""
> +#else
> +#error "Undefined memory device"
why?
> +#endif
> +
> +#define CONFIG_BAUDRATE			115200
> +#define CONFIG_SYS_BAUDRATE_TABLE	{115200 , 19200, 38400, 57600, 9600 }
> +
> +#define CONFIG_SYS_PROMPT		"CPU9260=> "
> +#define CONFIG_SYS_CBSIZE		256
> +#define CONFIG_SYS_MAXARGS		16
> +#define CONFIG_SYS_PBSIZE		\
> +		(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
> +#define CONFIG_SYS_LONGHELP		1
> +#define CONFIG_CMDLINE_EDITING		1
> +#define CONFIG_SILENT_CONSOLE		1
> +#define CONFIG_NETCONSOLE		1
> +

> +#define ROUND(A, B)			(((A) + (B)) & ~((B) - 1))
please remove

Best Regards,
J.


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