[U-Boot] [PATCH v2 1/2] fsl_sata: Add the workaround for errata SATA-A001

Wolfgang Denk wd at denx.de
Sat Apr 10 23:13:33 CEST 2010


Dear Dave Liu,

In message <1270790533-5266-1-git-send-email-daveliu at freescale.com> you wrote:
> After power on, the SATA host controller of P1022 Rev1 is configured
> in legacy mode instead of the expected enterprise mode.
> 
> Software needs to clear bit[28] of HControl register to change to
> enterprise mode after bringing the host offline.
> 
> Signed-off-by: Dave Liu <daveliu at freescale.com>
...
> +#if defined(CONFIG_FSL_SATA_V2) && defined(CONFIG_FSL_SATA_ERRATUM_A001)
> +	/* For P1022/1013 Rev1.0 silicon, after power on SATA host
> +	 * controller is configured in legacy mode instead of
> +	 * the expected enterprise mode. software needs to clear
> +	 * bit[28] of HControl register to change to enterprise
> +	 * mode from legacy mode.
> +	 */

Please see comment to previous version.

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
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