[U-Boot] [PATCH 4/7 v9] powerpc : spi flash : Support to start from eSPI with SPL
Wolfgang Denk
wd at denx.de
Tue Jul 23 12:46:44 CEST 2013
Dear ying.zhang at freescale.com,
In message <1374571024-15729-4-git-send-email-ying.zhang at freescale.com> you wrote:
> From: Ying Zhang <b40530 at freescale.com>
>
> This patch introduces SPL to enable a loader stub that being loaded by
> the code from the internal on-chip ROM. It loads the final uboot image
> into DDR, then jump to it to begin execution.
>
> The SPL's size is sizeable, the maximum size must not exceed the size of L2
> SRAM. It initializes the DDR through SPD code, and copys final uboot image
> to DDR. So there are two stage uboot images:
> * spl_boot, 96KB size. The env variables are copied to L2 SRAM, so
> that ddr spd code can get the interleaving mode setting in env. It
> loads final uboot image from offset 96KB.
> * final uboot image, size is variable depends on the functions
> enabled.
>
> Signed-off-by: Ying Zhang <b40530 at freescale.com>
Please fix:
WARNING: Avoid unnecessary line continuations
#225: FILE: drivers/mtd/spi/fsl_espi_spl.c:59:
+ spi_flash_read(flash, CONFIG_CFG_DATA_SECTOR, \
WARNING: Avoid unnecessary line continuations
#235: FILE: drivers/mtd/spi/fsl_espi_spl.c:69:
+ spi_flash_read(flash, offset, code_len, \
WARNING: Avoid unnecessary line continuations
#240: FILE: drivers/mtd/spi/fsl_espi_spl.c:74:
+ flush_cache(CONFIG_SYS_SPI_FLASH_U_BOOT_DST, \
CHECK: No space is necessary after a cast
#242: FILE: drivers/mtd/spi/fsl_espi_spl.c:76:
+ code_len);
+ uboot = (void *) CONFIG_SYS_SPI_FLASH_U_BOOT_START;
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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