[U-Boot] [PATCH 3/6] am335x_evm: Only set CONFIG_NAND when !CONFIG_SPI_BOOT

[Peter Korsgaard]

>>>>> "Tom" == Tom Rini <trini at ti.com> writes:

 Tom> Due to hardware design, we can't have NAND present (as we know of NAND
 Tom> today) when booting from SPI, so disable NAND then as that simplifies
 Tom> logic.

Sorry, this description is not clear to me. I didn't check in detail,
but as far as I remember the default pins for spi0 don't conflict with
gmpc.

It's also not quite clear to me if you refer to SW support for NAND
flash or the hardware component when you say 'NAND' above.


 Tom> Signed-off-by: Tom Rini <trini at ti.com>
 Tom> ---
 Tom>  include/configs/am335x_evm.h |    9 +++++++--
 Tom>  1 file changed, 7 insertions(+), 2 deletions(-)

 Tom> diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
 Tom> index 004a06a..90cc1f5 100644
 Tom> --- a/include/configs/am335x_evm.h
 Tom> +++ b/include/configs/am335x_evm.h
 Tom> @@ -230,7 +230,9 @@
 Tom>  /* USB Device Firmware Update support */
 Tom>  #define CONFIG_DFU_FUNCTION
 Tom>  #define CONFIG_DFU_MMC
 Tom> +#ifdef CONFIG_NAND
 Tom>  #define CONFIG_DFU_NAND
 Tom> +#endif
 Tom>  #define CONFIG_CMD_DFU
 Tom>  #define DFU_ALT_INFO_MMC \
 Tom>  	"boot part 0 1;" \
 Tom> @@ -335,6 +337,7 @@
 Tom>  #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/am33xx/u-boot-spl.lds"
 
 Tom>  #define CONFIG_SPL_BOARD_INIT
 Tom> +#ifdef CONFIG_NAND
 Tom>  #define CONFIG_SPL_NAND_AM33XX_BCH
 Tom>  #define CONFIG_SPL_NAND_SUPPORT
 Tom>  #define CONFIG_SPL_NAND_BASE
 Tom> @@ -365,6 +368,7 @@
 Tom>  #define	CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
 
 Tom>  #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
 Tom> +#endif
 
 Tom>  /*
 Tom>   * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
 Tom> @@ -466,7 +470,10 @@
 Tom>  #define CONFIG_PHY_ADDR			0
 Tom>  #define CONFIG_PHY_SMSC
 
 Tom> +#if !defined(CONFIG_SPI_BOOT)
 Tom>  #define CONFIG_NAND
 Tom> +#endif
 Tom> +
 Tom>  /* NAND support */
 Tom>  #ifdef CONFIG_NAND
 Tom>  #define CONFIG_CMD_NAND
 Tom> @@ -484,11 +491,9 @@
 Tom>  							/* CS0 */
 Tom>  #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND
 Tom>  							   devices */
 Tom> -#if !defined(CONFIG_SPI_BOOT)
 Tom>  #define CONFIG_ENV_IS_IN_NAND
 Tom>  #define CONFIG_ENV_OFFSET		0x260000 /* environment starts here */
 Tom>  #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
 Tom>  #endif
 Tom> -#endif
 
 Tom>  #endif	/* ! __CONFIG_AM335X_EVM_H */
 Tom> -- 
 Tom> 1.7.9.5

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 Tom> U-Boot at lists.denx.de
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-- 
Bye, Peter Korsgaard