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SubjectRe: [PATCH] dt-bindings: Fix 'reg' size issues in zynqmp examples
On Tue, Sep 29, 2020 at 1:55 AM Michal Simek <michal.simek@xilinx.com> wrote:
>
> Hi Rob,
>
> On 28. 09. 20 17:59, Rob Herring wrote:
> > The default sizes in examples for 'reg' are 1 cell each. Fix the
> > incorrect sizes in zynqmp examples:
> >
> > Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dpdma.example.dt.yaml: example-0: dma-controller@fd4c0000:reg:0: [0, 4249616384, 0, 4096] is too long
> > From schema: /usr/local/lib/python3.8/dist-packages/dtschema/schemas/reg.yaml
> > Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.example.dt.yaml: example-0: display@fd4a0000:reg:0: [0, 4249485312, 0, 4096] is too long
> > From schema: /usr/local/lib/python3.8/dist-packages/dtschema/schemas/reg.yaml
> > Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.example.dt.yaml: example-0: display@fd4a0000:reg:1: [0, 4249526272, 0, 4096] is too long
> > From schema: /usr/local/lib/python3.8/dist-packages/dtschema/schemas/reg.yaml
> > Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.example.dt.yaml: example-0: display@fd4a0000:reg:2: [0, 4249530368, 0, 4096] is too long
> > From schema: /usr/local/lib/python3.8/dist-packages/dtschema/schemas/reg.yaml
> > Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.example.dt.yaml: example-0: display@fd4a0000:reg:3: [0, 4249534464, 0, 4096] is too long
> > From schema: /usr/local/lib/python3.8/dist-packages/dtschema/schemas/reg.yaml
> >
> > Cc: Hyun Kwon <hyun.kwon@xilinx.com>
> > Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> > Cc: Michal Simek <michal.simek@xilinx.com>
> > Cc: Vinod Koul <vkoul@kernel.org>
> > Cc: dri-devel@lists.freedesktop.org
> > Cc: dmaengine@vger.kernel.org
> > Signed-off-by: Rob Herring <robh@kernel.org>
> > ---
> > .../bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml | 8 ++++----
> > .../devicetree/bindings/dma/xilinx/xlnx,zynqmp-dpdma.yaml | 2 +-
> > 2 files changed, 5 insertions(+), 5 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml b/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml
> > index 52a939cade3b..7b9d468c3e52 100644
> > --- a/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml
> > +++ b/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml
> > @@ -145,10 +145,10 @@ examples:
> >
> > display@fd4a0000 {
> > compatible = "xlnx,zynqmp-dpsub-1.7";
> > - reg = <0x0 0xfd4a0000 0x0 0x1000>,
> > - <0x0 0xfd4aa000 0x0 0x1000>,
> > - <0x0 0xfd4ab000 0x0 0x1000>,
> > - <0x0 0xfd4ac000 0x0 0x1000>;
> > + reg = <0xfd4a0000 0x1000>,
> > + <0xfd4aa000 0x1000>,
> > + <0xfd4ab000 0x1000>,
> > + <0xfd4ac000 0x1000>;
> > reg-names = "dp", "blend", "av_buf", "aud";
> > interrupts = <0 119 4>;
> > interrupt-parent = <&gic>;
> > diff --git a/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dpdma.yaml b/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dpdma.yaml
> > index 5de510f8c88c..2a595b18ff6c 100644
> > --- a/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dpdma.yaml
> > +++ b/Documentation/devicetree/bindings/dma/xilinx/xlnx,zynqmp-dpdma.yaml
> > @@ -57,7 +57,7 @@ examples:
> >
> > dma: dma-controller@fd4c0000 {
> > compatible = "xlnx,zynqmp-dpdma";
> > - reg = <0x0 0xfd4c0000 0x0 0x1000>;
> > + reg = <0xfd4c0000 0x1000>;
> > interrupts = <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
> > interrupt-parent = <&gic>;
> > clocks = <&dpdma_clk>;
> >
>
> I would prefer to keep 64bit version.
> I use this style.

I prefer to keep the examples simple. The address size is outside the
scope of the binding.

Rob

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