[v2,1/2] dt-bindings: ARM: Mediatek: Remove msdc binding of MT8192 clock

From: Matthias Brugger <matthias.bgg@gmail.com>

The msdc gate is part of the MMC driver. Delete the binding description
of this node.

Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

---

Changes in v2:
- Delete compatible in binding descprition as well

 .../bindings/arm/mediatek/mediatek,mt8192-clock.yaml      | 8 --------
 1 file changed, 8 deletions(-)

On Fri, Apr 29, 2022 at 02:31:31PM +0200, matthias.bgg@kernel.org wrote:
> From: Matthias Brugger <matthias.bgg@gmail.com>
> 
> The msdc gate is part of the MMC driver. Delete the binding description
> of this node.

An ABI break is okay because ...?

> Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
> 
> ---
> 
> Changes in v2:
> - Delete compatible in binding descprition as well
> 
>  .../bindings/arm/mediatek/mediatek,mt8192-clock.yaml      | 8 --------
>  1 file changed, 8 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8192-clock.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8192-clock.yaml
> index c8c67c033f8c..b57cc2e69efb 100644
> --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8192-clock.yaml
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8192-clock.yaml
> @@ -24,7 +24,6 @@ properties:
>            - mediatek,mt8192-imp_iic_wrap_w
>            - mediatek,mt8192-imp_iic_wrap_n
>            - mediatek,mt8192-msdc_top
> -          - mediatek,mt8192-msdc
>            - mediatek,mt8192-mfgcfg
>            - mediatek,mt8192-imgsys
>            - mediatek,mt8192-imgsys2
> @@ -107,13 +106,6 @@ examples:
>          #clock-cells = <1>;
>      };
>  
> -  - |
> -    msdc: clock-controller@11f60000 {
> -        compatible = "mediatek,mt8192-msdc";
> -        reg = <0x11f60000 0x1000>;
> -        #clock-cells = <1>;
> -    };
> -
>    - |
>      mfgcfg: clock-controller@13fbf000 {
>          compatible = "mediatek,mt8192-mfgcfg";
> -- 
> 2.34.1
> 
>

On Thu, May 05, 2022 at 01:31:11PM +0800, Miles Chen wrote:
> Hi Rob,
> 
> >> From: Matthias Brugger <matthias.bgg@gmail.com>
> >> 
> >> The msdc gate is part of the MMC driver. Delete the binding description
> >> of this node.
> > 
> >An ABI break is okay because ...?
> 
> Sorry for that, 
> 
> If the mediatek,mt8192-msdc part is removed from the driver, 

That's an ABI break too. You just need to explain why as Matthias did in 
the commit message if the ABI break is okay.

> Is it ok to keep "mediatek,mt8192-msdc" in the binding document? or 
> we should add '# deprecated' to "mediatek,mt8192-msdc" and keep the example.

We do that sometimes, but depends on the situation.

Rob

Quoting Matthias Brugger (2022-05-05 09:47:30)
> 
> 
> On 03/05/2022 23:48, Rob Herring wrote:
> > On Fri, Apr 29, 2022 at 02:31:31PM +0200, matthias.bgg@kernel.org wrote:
> >> From: Matthias Brugger <matthias.bgg@gmail.com>
> >>
> >> The msdc gate is part of the MMC driver. Delete the binding description
> >> of this node.
> > 
> > An ABI break is okay because ...?
> > 
> 
> Because the code controlling the clock gate was moved to the consumer. This node 
> did never ever represent any working implementation of a peripheral. Just a 
> lonely clock gate that wasn't used.

Can you add that to the description and resend?