Re: [PATCH v2 01/23] devicetree: bindings: hisi_sas: add v2 HW bindings

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Jan 26, 2016 at 01:21:50AM +0800, j00310691 wrote:
> From: John Garry <john.garry@xxxxxxxxxx>
> 
> Add the dt bindings for HiSi SAS controller v2 HW.
> 
> The main difference in the controller from dt perspective
> is interrupts. The v2 controller does not have dedicated
> fatal and broadcast interrupts - they are multiplexed on
> the channel interrupt.
> 
> Each SAS v2 controller can issue upto 64 commands
> (or connection requests) on the system bus without waiting
> for a response - this is know as am-max-transmissions.
> In hip06, sas controller #1 has a limitation that it has to
> limit am-max-transmissions to 32 - this limitation is due
> to chip system bus design. It is not anticipated that any
> future chip incorporating v2 controller will have such a
> limitation.
> 
> Signed-off-by: John Garry <john.garry@xxxxxxxxxx>
> ---
>  .../devicetree/bindings/scsi/hisilicon-sas.txt      | 21 ++++++++++++++++++++-
>  1 file changed, 20 insertions(+), 1 deletion(-)

Acked-by: Rob Herring <robh@xxxxxxxxxx>
--
To unsubscribe from this list: send the line "unsubscribe linux-scsi" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [SCSI Target Devel]     [Linux SCSI Target Infrastructure]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Linux IIO]     [Samba]     [Device Mapper]
  Powered by Linux