[U-Boot] [PATCH 5/5] fsl-layerscape: Add workaround for PCIe erratum A010315

york sun york.sun at nxp.com
Tue Jul 19 18:01:49 CEST 2016


On 07/03/2016 11:39 PM, Zhiqiang Hou wrote:
> From: Hou Zhiqiang <Zhiqiang.Hou at nxp.com>
>
> As the access to serders protocol unselected PCIe controller will
> hang. So disable the R/W permission to unselected PCIe controller
> including its CCSR, IO space and memory space according to the
> serders protocol field of RCW.
>
> Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou at nxp.com>
> ---
> Tested on LS1043ARDB, LS1021AQDS boards.
>
>  arch/arm/cpu/armv7/ls102xa/soc.c                  | 14 ++++++++++++++
>  arch/arm/cpu/armv8/fsl-layerscape/soc.c           | 16 ++++++++++++++++
>  arch/arm/include/asm/arch-fsl-layerscape/config.h |  2 ++
>  arch/arm/include/asm/arch-fsl-layerscape/soc.h    |  4 ++++
>  arch/arm/include/asm/arch-ls102xa/config.h        |  1 +
>  arch/arm/include/asm/arch-ls102xa/ls102xa_soc.h   |  4 ++++
>  board/freescale/ls1012aqds/ls1012aqds.c           |  4 ++++
>  board/freescale/ls1012ardb/ls1012ardb.c           |  4 ++++
>  board/freescale/ls1021aqds/ls1021aqds.c           |  4 ++++
>  board/freescale/ls1021atwr/ls1021atwr.c           |  4 ++++
>  board/freescale/ls1043aqds/ls1043aqds.c           |  4 ++++
>  board/freescale/ls1043ardb/ls1043ardb.c           |  4 ++++
>  12 files changed, 65 insertions(+)
>

Can you put the call of erratum_a010315() in an SoC file, instead of 
individual board file?

York


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