[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
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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