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SubjectRe: [PATCH 1/5] dt-bindings: msm/dp: Change reg definition
On 2021-07-21 19:42, Bjorn Andersson wrote:
> reg was defined as one region covering the entire DP block, but the
> memory map is actually split in 4 regions and obviously the size of
> these regions differs between platforms.
>
> Switch the reg to require that all four regions are specified instead.
> It is expected that the implementation will handle existing DTBs, even
> though the schema defines the new layout.
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

> ---
> .../bindings/display/msm/dp-controller.yaml | 11 +++++++++--
> 1 file changed, 9 insertions(+), 2 deletions(-)
>
> diff --git
> a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
> b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
> index 64d8d9e5e47a..a6e41be038fc 100644
> --- a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
> +++ b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml
> @@ -19,7 +19,11 @@ properties:
> - qcom,sc7180-dp
>
> reg:
> - maxItems: 1
> + items:
> + - description: ahb register block
> + - description: aux register block
> + - description: link register block
> + - description: p0 register block
Do you also want to add the p1 register block here?
>
> interrupts:
> maxItems: 1
> @@ -100,7 +104,10 @@ examples:
>
> displayport-controller@ae90000 {
> compatible = "qcom,sc7180-dp";
> - reg = <0xae90000 0x1400>;
> + reg = <0xae90000 0x200>,
> + <0xae90200 0x200>,
> + <0xae90400 0xc00>,
> + <0xae91000 0x400>;
here too?
> interrupt-parent = <&mdss>;
> interrupts = <12>;
> clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,


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