Re: [PATCH V2 RESEND 1/6] dt-bindings: clock: qcom: Add SM8650 video clock controller

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On Mon, 25 Mar 2024 at 08:08, Jagadeesh Kona <quic_jkona@xxxxxxxxxxx> wrote:
>
>
>
> On 3/21/2024 6:42 PM, Dmitry Baryshkov wrote:
> > On Thu, 21 Mar 2024 at 11:26, Jagadeesh Kona <quic_jkona@xxxxxxxxxxx> wrote:
> >>
> >> Extend device tree bindings of SM8450 videocc to add support
> >> for SM8650 videocc. While it at, fix the incorrect header
> >> include in sm8450 videocc yaml documentation.
> >>
> >> Signed-off-by: Jagadeesh Kona <quic_jkona@xxxxxxxxxxx>
> >> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> >> ---
> >>   .../devicetree/bindings/clock/qcom,sm8450-videocc.yaml    | 4 +++-
> >>   include/dt-bindings/clock/qcom,sm8450-videocc.h           | 8 +++++++-
> >>   2 files changed, 10 insertions(+), 2 deletions(-)
> >>
> >> diff --git a/Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml b/Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml
> >> index bad8f019a8d3..79f55620eb70 100644
> >> --- a/Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml
> >> +++ b/Documentation/devicetree/bindings/clock/qcom,sm8450-videocc.yaml
> >> @@ -8,18 +8,20 @@ title: Qualcomm Video Clock & Reset Controller on SM8450
> >>
> >>   maintainers:
> >>     - Taniya Das <quic_tdas@xxxxxxxxxxx>
> >> +  - Jagadeesh Kona <quic_jkona@xxxxxxxxxxx>
> >>
> >>   description: |
> >>     Qualcomm video clock control module provides the clocks, resets and power
> >>     domains on SM8450.
> >>
> >> -  See also:: include/dt-bindings/clock/qcom,videocc-sm8450.h
> >> +  See also:: include/dt-bindings/clock/qcom,sm8450-videocc.h
> >
> > This almost pleads to go to a separate patch. Fixes generally should
> > be separated from the rest of the changes.
> >
>
> Thanks Dmitry for your review.
>
> Sure, will separate this into a separate patch in next series.
>
> >>
> >>   properties:
> >>     compatible:
> >>       enum:
> >>         - qcom,sm8450-videocc
> >>         - qcom,sm8550-videocc
> >> +      - qcom,sm8650-videocc
> >>
> >>     reg:
> >>       maxItems: 1
> >> diff --git a/include/dt-bindings/clock/qcom,sm8450-videocc.h b/include/dt-bindings/clock/qcom,sm8450-videocc.h
> >> index 9d795adfe4eb..ecfebe52e4bb 100644
> >> --- a/include/dt-bindings/clock/qcom,sm8450-videocc.h
> >> +++ b/include/dt-bindings/clock/qcom,sm8450-videocc.h
> >> @@ -1,6 +1,6 @@
> >>   /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
> >>   /*
> >> - * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved.
> >> + * Copyright (c) 2023-2024, Qualcomm Innovation Center, Inc. All rights reserved.
> >>    */
> >>
> >>   #ifndef _DT_BINDINGS_CLK_QCOM_VIDEO_CC_SM8450_H
> >> @@ -19,6 +19,11 @@
> >>   #define VIDEO_CC_MVS1C_DIV2_DIV_CLK_SRC                                9
> >>   #define VIDEO_CC_PLL0                                          10
> >>   #define VIDEO_CC_PLL1                                          11
> >> +#define VIDEO_CC_MVS0_SHIFT_CLK                                        12
> >> +#define VIDEO_CC_MVS0C_SHIFT_CLK                               13
> >> +#define VIDEO_CC_MVS1_SHIFT_CLK                                        14
> >> +#define VIDEO_CC_MVS1C_SHIFT_CLK                               15
> >> +#define VIDEO_CC_XO_CLK_SRC                                    16
> >
> > Are these values applicable to sm8450?
> >
>
> No, the shift clocks above are part of SM8650 only. To reuse the
> existing SM8550 videocc driver for SM8650 and to register these shift
> clocks for SM8650, I added them here.

At least it deserves a comment.

>
> Thanks,
> Jagadeesh
>
> >>
> >>   /* VIDEO_CC power domains */
> >>   #define VIDEO_CC_MVS0C_GDSC                                    0
> >> @@ -34,5 +39,6 @@
> >>   #define CVP_VIDEO_CC_MVS1C_BCR                                 4
> >>   #define VIDEO_CC_MVS0C_CLK_ARES                                        5
> >>   #define VIDEO_CC_MVS1C_CLK_ARES                                        6
> >> +#define VIDEO_CC_XO_CLK_ARES                                   7
> >>
> >>   #endif
> >> --
> >> 2.43.0
> >>
> >>
> >
> >



-- 
With best wishes
Dmitry




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