[U-Boot] [PATCH 1/2] mtd: nand: Introduce CONFIG_SYS_NAND_BUSWIDTH_16BIT
Scott Wood
scottwood at freescale.com
Tue Feb 26 19:22:54 CET 2013
On 02/26/2013 12:17:01 PM, Fabio Estevam wrote:
> Introduce CONFIG_SYS_NAND_BUSWIDTH_16BIT option so that any NAND
> controller
> driver could use it when a 16-bit NAND is deployed.
>
> drivers/mtd/nand/ndfc has CONFIG_SYS_NDFC_16BIT, so just rename it,
> so that
> other NAND drivers could reuse the same symbol.
>
> Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
> ---
> README | 6 +++---
> drivers/mtd/nand/ndfc.c | 4 ++--
> 2 files changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/README b/README
> index d8cb394..1e265c9 100644
> --- a/README
> +++ b/README
> @@ -3713,9 +3713,9 @@ Low Level (hardware related) configuration
> options:
> - CONFIG_SYS_SRIOn_MEM_SIZE:
> Size of SRIO port 'n' memory region
>
> -- CONFIG_SYS_NDFC_16
> - Defined to tell the NDFC that the NAND chip is using a
> - 16 bit bus.
> +- CONFIG_SYS_NAND_BUSWIDTH_16BIT
> + Defined to tell the NAND controller that the NAND chip
> is using
> + a 16 bit bus.
Mention here that not all drivers use this symbol, and provide a list
of those that do.
E.g. on fsl_ifc, we already have this information elsewhere on a
per-chip basis.
-Scott
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