[U-Boot] [PATCH 1/3] omap3_spi: Undo CONFIG_AM33XX D0/D1 change

[Tom Rini]

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On 10/17/12 00:05, Peter Korsgaard wrote:
>>>>>> "Tom" == Tom Rini <trini at ti.com> writes:
> 
> Tom> At some point the am335x evm hardware was updated to
> previosly Tom> used in all other designs layout, so remove the now
> incorrect Tom> code.
> 
> Could we please just put it under a different symbol, E.G. 
> CONFIG_OMAP3_SPI_SWAPPED? The board I'm working on uses the same 
> wiring as the old evm (E.G. transmit on D0 and receive on D1).
> 
> 
> Tom> Signed-off-by: Tom Rini <trini at ti.com> Tom> --- Tom> 
> drivers/spi/omap3_spi.c |   10 ---------- Tom>  1 file changed, 10
>  deletions(-)
> 
> Tom> diff --git a/drivers/spi/omap3_spi.c
> b/drivers/spi/omap3_spi.c Tom> index e40a632..47f9e56 100644 Tom>
> --- a/drivers/spi/omap3_spi.c Tom> +++ b/drivers/spi/omap3_spi.c
> Tom> @@ -173,18 +173,8 @@ int spi_claim_bus(struct spi_slave
> *slave) Tom>  	/* standard 4-wire master mode:	SCK, MOSI/out,
> MISO/in, nCS Tom>  	 * REVISIT: this controller could support
> SPI_3WIRE mode. Tom>  	 */ Tom> -#ifdef CONFIG_AM33XX Tom> -	/*
> Tom> -	 * The reference design on AM33xx has D0 and D1 wired up
> opposite Tom> - * of how it has been done on previous platforms. We
> assume that Tom> -	 * custom hardware will also follow this
> convention. Tom> - */ Tom> -	conf &= OMAP3_MCSPI_CHCONF_DPE0; Tom>
> -	conf |= ~(OMAP3_MCSPI_CHCONF_IS|OMAP3_MCSPI_CHCONF_DPE1);
> 
> The inversion seems wrong. DPE0 should be cleared and IS|DPE1 set.
> 
> 
> Tom> -#else Tom>  	conf &= 
> ~(OMAP3_MCSPI_CHCONF_IS|OMAP3_MCSPI_CHCONF_DPE1); Tom>  	conf |= 
> OMAP3_MCSPI_CHCONF_DPE0; Tom> -#endif
> 
> Tom>  	/* wordlength */ Tom>  	conf &= 
> ~OMAP3_MCSPI_CHCONF_WL_MASK;

Alright, can you post a patch that works for you?  Thanks!

- -- 
Tom


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