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Message-ID: <2f8b8305.80ab.1943abad3ba.Coremail.andyshrk@163.com> Date: Mon, 6 Jan 2025 16:28:30 +0800 (CST) From: "Andy Yan" <andyshrk@....com> To: "Rob Herring" <robh@...nel.org> Cc: heiko@...ech.de, hjc@...k-chips.com, krzk+dt@...nel.org, devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, linux-rockchip@...ts.infradead.org, derek.foreman@...labora.com, detlev.casanova@...labora.com, daniel@...ishbar.org, "Andy Yan" <andy.yan@...k-chips.com> Subject: Re:Re: [PATCH v8 8/9] dt-bindings: display: vop2: Add rk3576 support Hi Rob, At 2025-01-04 00:34:49, "Rob Herring" <robh@...nel.org> wrote: >On Tue, Dec 31, 2024 at 05:07:51PM +0800, Andy Yan wrote: >> From: Andy Yan <andy.yan@...k-chips.com> >> >> Add vop found on rk3576, the main difference between rk3576 and the >> previous vop is that each VP has its own interrupt line. >> >> Signed-off-by: Andy Yan <andy.yan@...k-chips.com> >> >> --- >> >> Changes in v8: >> - Fix dt_binding_check errors >> - ordered by soc name >> - Link to the previous version: >> https://lore.kernel.org/linux-rockchip/6pn3qjxotdtpzucpul24yro7ppddezwuizneovqvmgdwyv2j7p@ztg4mqyiqmjf/T/#u >> >> Changes in v4: >> - describe constraint SOC by SOC, as interrupts of rk3576 is very >> different from others >> - Drop Krzysztof's Reviewed-by, as this version changed a lot. >> >> Changes in v3: >> - ordered by soc name >> - Add description for newly added interrupt >> >> Changes in v2: >> - Add dt bindings >> >> .../display/rockchip/rockchip-vop2.yaml | 81 ++++++++++++++----- >> 1 file changed, 63 insertions(+), 18 deletions(-) >> >> diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml >> index 2531726af306..4cdd9cced10c 100644 >> --- a/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml >> +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml >> @@ -20,6 +20,7 @@ properties: >> enum: >> - rockchip,rk3566-vop >> - rockchip,rk3568-vop >> + - rockchip,rk3576-vop >> - rockchip,rk3588-vop >> >> reg: >> @@ -37,10 +38,21 @@ properties: >> - const: gamma-lut >> >> interrupts: >> - maxItems: 1 >> + minItems: 1 >> + maxItems: 4 >> description: >> - The VOP interrupt is shared by several interrupt sources, such as >> - frame start (VSYNC), line flag and other status interrupts. >> + For VOP version under rk3576, the interrupt is shared by several interrupt >> + sources, such as frame start (VSYNC), line flag and other interrupt status. >> + For VOP version from rk3576 there is a system interrupt for bus error, and >> + every video port has it's independent interrupts for vsync and other video >> + port related error interrupts. >> + >> + interrupt-names: >> + items: >> + - const: vop-sys >> + - const: vop-vp0 >> + - const: vop-vp1 >> + - const: vop-vp2 > >Drop 'vop-' as it is redundant. Okay, 'vop-' will be dropped in next version. > >> >> # See compatible-specific constraints below. >> clocks: >> @@ -120,43 +132,76 @@ allOf: >> properties: >> compatible: >> contains: >> - const: rockchip,rk3588-vop >> + enum: >> + - rockchip,rk3566-vop >> + - rockchip,rk3568-vop >> then: >> properties: >> clocks: >> - minItems: 7 >> + minItems: 5 >> clock-names: >> - minItems: 7 >> - > >Keep the blank line between DT properties Will do in the next version. > >> + minItems: 5 >> ports: >> required: >> - port@0 >> - port@1 >> - port@2 >> - - port@3 >> >> + - if: >> + properties: >> + compatible: >> + contains: >> + enum: >> + - rockchip,rk3576-vop >> + then: >> + properties: >> + clocks: >> + minItems: 5 > >blank line Will do. > >> + clock-names: >> + minItems: 5 > >blank line, and so on. Will do. > >> + ports: >> + required: >> + - port@0 >> + - port@1 >> + - port@2 >> + interrupts: >> + items: >> + - description: vop system interrupt, such as axi bus error >> + - description: interrupts for video port0, such as vsync, dsp_hold. >> + - description: interrupts for video port1, such as vsync, dsp_hold. >> + - description: interrupts for video port2, such as vsync, dsp_hold. > >These descriptions belong at the top level. I saw samsung,ufs-phy.yaml descripte clocks like this, If this style is not preferred， I will change it. > >> + interrupt-names: >> + items: >> + - const: vop-sys >> + - const: vop-vp0 >> + - const: vop-vp1 >> + - const: vop-vp2 > >Why are these names defined twice? Maybe I should remove the interrupt-names at the top. > >You just need 'minItems: 4' in both of these. > >> required: >> - rockchip,grf >> - - rockchip,vo1-grf >> - - rockchip,vop-grf >> - rockchip,pmu >> >> - else: >> + - if: >> + properties: >> + compatible: >> + contains: >> + const: rockchip,rk3588-vop >> + then: >> properties: >> - rockchip,vo1-grf: false >> - rockchip,vop-grf: false >> - rockchip,pmu: false > >How is there no long a case without these properties? I'm sorry, I'm not quite sure what you mean here, properties vo1-grf, vop-grf are needed by rk3588 , and rk356x don't need it. 'rockchip,pmu' and 'rockchip,grf' are needed by rk3576 and rk3588, rk356x don't need them. So I changed to descritpe them SoC by SoC. Thanks for your review. > >> - >> clocks: >> - maxItems: 5 >> + minItems: 7 >> clock-names: >> - maxItems: 5 >> - >> + minItems: 7 >> ports: >> required: >> - port@0 >> - port@1 >> - port@2 >> + - port@3 >> + required: >> + - rockchip,grf >> + - rockchip,vo1-grf >> + - rockchip,vop-grf >> + - rockchip,pmu >> >> additionalProperties: false >> >> -- >> 2.34.1 >>
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