linux-kernel - Re: [RESEND PATCH v6 0/3] Add support for vibrator in multiple PMICs

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Message-ID: <0e69140a-bd2f-16b1-ea34-f2d86ecfc414@quicinc.com>
Date:   Tue, 12 Sep 2023 14:46:27 +0800
From:   Fenglin Wu <quic_fenglinw@...cinc.com>
To:     <linux-arm-msm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <robh+dt@...nel.org>,
        <agross@...nel.org>, <andersson@...nel.org>,
        <dmitry.baryshkov@...aro.org>
CC:     <quic_collinsd@...cinc.com>, <quic_subbaram@...cinc.com>,
        <quic_kamalw@...cinc.com>, <jestar@....qualcomm.com>
Subject: Re: [RESEND PATCH v6 0/3] Add support for vibrator in multiple PMICs

Can anyone help to review the driver changes?
thanks

Fenglin Wu

On 8/28/2023 1:32 PM, Fenglin Wu wrote:
> Add SW support for the vibrator module inside PMI632, PM7250B, PM7325B, PM7550BA.
> It is very similar to the vibrator module inside PM8916 which is supported in
> pm8xxx-vib driver but just the drive amplitude is controlled with 2 registers,
> and the register base offset in each PMIC is different.
> 
> Changes in v6:
>    1. Add "qcom,pmi632-vib" as a standalone compatible string.
> 
> Changes in v5:
>    1. Drop "qcom,spmi-vib-gen2" generic compatible string as requested
>       and use device specific compatible strings only.
> 
> Changes in v4:
>    1. Update to use the combination of the HW type and register offset
>       as the constant match data, the register base address defined in
>       'reg' property will be added when accessing SPMI registers using
>       regmap APIs.
>    2. Remove 'qcom,spmi-vib-gen1' generic compatible string.
> 
> Changes in v3:
>    1. Refactor the driver to support different type of the vibrators with
>      better flexibility by introducing the HW type with corresponding
>      register fields definitions.
>    2. Add 'qcom,spmi-vib-gen1' and 'qcom,spmi-vib-gen2' compatible
>      strings, and add PMI632, PM7250B, PM7325B, PM7550BA as compatbile as
>      spmi-vib-gen2.
> 
> Changes in v2:
>    Remove the "pm7550ba-vib" compatible string as it's compatible with pm7325b.
> 
> 
> Fenglin Wu (3):
>    input: pm8xxx-vib: refactor to easily support new SPMI vibrator
>    dt-bindings: input: qcom,pm8xxx-vib: add new SPMI vibrator module
>    input: pm8xxx-vibrator: add new SPMI vibrator support
> 
>   .../bindings/input/qcom,pm8xxx-vib.yaml       |  16 +-
>   drivers/input/misc/pm8xxx-vibrator.c          | 171 ++++++++++++------
>   2 files changed, 132 insertions(+), 55 deletions(-)
>