[PATCH v3 0/6] bus: brcmstb_gisb: add support for GISBv7 arbiter

Florian Fainelli f.fainelli at gmail.com
Thu Mar 30 12:29:50 PDT 2017

On 03/30/2017 11:19 AM, Mark Rutland wrote:
> On Thu, Mar 30, 2017 at 09:33:32AM -0700, Florian Fainelli wrote:
>> On 03/29/2017 05:29 PM, Doug Berger wrote:
>>> This patch set contains changes to enable the GISB arbiter driver
>>> on the latest ARM64 architecture Set-Top Box chips from Broadcom.
>>> Since the ARM64 architecture does not support the hooking of low
>>> level fault handlers the driver has been adjusted to depend solely
>>> on GISB interrupts and notify events to provide diagnostic
>>> messaging.  The GISB hardware still triggers bus faults for the
>>> processor so the default low-level aborts will occur and will be
>>> handled based on the architecture specific kernel implementation.
>>> While this tends to obsure the GISB error messaging it is still
>>> reasonable so the same approach is applied to the ARM architecture
>>> for consistency.
>>> The patches also correct some issues with the existing driver
>>> and add the new register map for the GISBv7 hardware first
>>> appearing in the BCM7278 device.
>> This all looks great to me, and since there are no more ARM64
>> dependencies I can take this via the Broadcom ARM/ARM64 SoC pull requests.
>> Mark, are you also happy with this v3?
> It looks fine by me.

Series applied to drivers/next, thanks everyone!

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