[U-Boot] [PATCH] arm: at91sam9x5: add dataflash boot support

[Andreas Bießmann]

Dear Bo Shen,

On 07.12.2012 08:37, Bo Shen wrote:
> Add dataflash boot support on at91sam9x5ek board

sorry, but this patch do not apply cleanly on top of current 
u-boot-arm/master. It seems the mmc (SYS_USE_MMC) is missing there. Can 
you please rebase or provide the other patches?

Best regards

Andreas Bießmann

>
> Signed-off-by: Bo Shen <voice.shen at atmel.com>
> ---
>   boards.cfg                     |    1 +
>   include/configs/at91sam9x5ek.h |   10 ++++++++++
>   2 files changed, 11 insertions(+)
>
> diff --git a/boards.cfg b/boards.cfg
> index 70a1569..e799d9b 100644
> --- a/boards.cfg
> +++ b/boards.cfg
> @@ -97,6 +97,7 @@ at91sam9m10g45ek_nandflash   arm         arm926ejs   at91sam9m10g45ek    atmel
>   at91sam9rlek_dataflash       arm         arm926ejs   at91sam9rlek        atmel          at91        at91sam9rlek:AT91SAM9RL,SYS_USE_DATAFLASH
>   at91sam9rlek_nandflash       arm         arm926ejs   at91sam9rlek        atmel          at91        at91sam9rlek:AT91SAM9RL,SYS_USE_NANDFLASH
>   at91sam9x5ek_nandflash       arm         arm926ejs   at91sam9x5ek        atmel          at91        at91sam9x5ek:AT91SAM9X5,SYS_USE_NANDFLASH
> +at91sam9x5ek_dataflash       arm         arm926ejs   at91sam9x5ek        atmel          at91        at91sam9x5ek:AT91SAM9X5,SYS_USE_DATAFLASH
>   at91sam9x5ek_spiflash        arm         arm926ejs   at91sam9x5ek        atmel          at91        at91sam9x5ek:AT91SAM9X5,SYS_USE_SPIFLASH
>   at91sam9x5ek_mmc             arm         arm926ejs   at91sam9x5ek        atmel          at91        at91sam9x5ek:AT91SAM9X5,SYS_USE_MMC
>   at91sam9xeek_dataflash_cs0   arm         arm926ejs   at91sam9260ek       atmel          at91        at91sam9260ek:AT91SAM9XE,SYS_USE_DATAFLASH_CS0
> diff --git a/include/configs/at91sam9x5ek.h b/include/configs/at91sam9x5ek.h
> index 1317582..a034ed0 100644
> --- a/include/configs/at91sam9x5ek.h
> +++ b/include/configs/at91sam9x5ek.h
> @@ -178,6 +178,16 @@
>   #define CONFIG_BOOTCOMMAND	"sf probe 0; " \
>   				"sf read 0x22000000 0x100000 0x300000; " \
>   				"bootm 0x22000000"
> +#elif defined(CONFIG_SYS_USE_DATAFLASH)
> +/* bootstrap + u-boot + env + linux in data flash */
> +#define CONFIG_ENV_IS_IN_SPI_FLASH
> +#define CONFIG_ENV_OFFSET	0x4200
> +#define CONFIG_ENV_SIZE		0x4200
> +#define CONFIG_ENV_SECT_SIZE	0x210
> +#define CONFIG_ENV_SPI_MAX_HZ	30000000
> +#define CONFIG_BOOTCOMMAND	"sf probe 0; " \
> +				"sf read 0x22000000 0x84000 0x294000; " \
> +				"bootm 0x22000000"
>   #else /* CONFIG_SYS_USE_MMC */
>   /* bootstrap + u-boot + env + linux in mmc */
>   #define CONFIG_ENV_IS_IN_MMC
>