Re: [PATCH v10 00/13] Introduce framework for SLIMbus device driver

Srinivas Kandagatla
2017-12-14T13:18:43Z

On 13/12/17 09:25, Greg Kroah-Hartman wrote:
> On Mon, Dec 11, 2017 at 11:42:54PM +0000, srinivas.kandagatla@linaro.org wrote:
>> From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
>>
>> SLIMbus (Serial Low Power Interchip Media Bus) is a specification
>> developed by MIPI (Mobile Industry Processor Interface) alliance.
>> SLIMbus is a 2-wire implementation, which is used to communicate with
>> peripheral components like audio-codec.
>> SLIMbus uses Time-Division-Multiplexing to accommodate multiple data
>> channels, and control channel. Control channel has messages to do
>> device-enumeration, messages to send/receive control-data to/from
>> SLIMbus devices, messages for port/channel management, and messages to
>> do bandwidth allocation.
>> Framework is introduced to support multiple instances of the bus
>> (1 controller per bus), and multiple slave devices per controller.
>> SPI and I2C frameworks, and comments from last time when I submitted
>> the patches were referred-to while working on this framework.
>>
>> These patchsets introduce device-management, OF helpers, and messaging
>> APIs, controller driver for Qualcomm's SLIMbus controller, and
>> clock-pause feature for entering/exiting low-power mode for SLIMbus.
>> Framework patches to do channel, port and bandwidth
>> management are work-in-progress and will be sent out once these
>> initial patches are accepted.
>>
>> These patchsets were tested on IFC6410 board with Qualcomm APQ8064
>> processor using the controller driver, and a WCD9310 codec.
>>
>> v9: https://lkml.org/lkml/2017/12/7/289
>>
>> Changes from v9 to v10:
>> * Added kernel-doc reference into slimbus driver api doc suggested by
>> Jonathan Corbet
>
> These all look good to me. I can take this through my tree if I get the
> ack from Mark for the regmap changes.
>

Greg, Can you please pick up the series except the regmap patch, Mark
said that he will apply it separately.

Thanks
srini
> thanks,
>
> greg k-h
>