On Oct 3, 2011, at 2:18 PM, York Sun wrote:
> From: Xie Xiaobo
>
> MPC8536 Rev 1.0 silicon have NMG_eSDHC118 erratum,
> so that the SDHC write protected pin polarity does not
> follow the SD card standard in MPC8536 Rev 1.0 silicon.
> The MPC8536DS board invert the SDHC_WP pin as a workaround.
From: Xie Xiaobo
MPC8536 Rev 1.0 silicon have NMG_eSDHC118 erratum,
so that the SDHC write protected pin polarity does not
follow the SD card standard in MPC8536 Rev 1.0 silicon.
The MPC8536DS board invert the SDHC_WP pin as a workaround.
However, This silicon erratum has been fixed in Rev 1.1,
S
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