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SubjectRe: [PATCH v2 01/23] devicetree: bindings: hisi_sas: add v2 HW bindings
On Tue, Jan 26, 2016 at 01:21:50AM +0800, j00310691 wrote:
> From: John Garry <john.garry@huawei.com>
>
> 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@huawei.com>
> ---
> .../devicetree/bindings/scsi/hisilicon-sas.txt | 21 ++++++++++++++++++++-
> 1 file changed, 20 insertions(+), 1 deletion(-)

Acked-by: Rob Herring <robh@kernel.org>

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