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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org The i.MX95 CSI-2 controller is nearly identical to i.MX93, with the main difference being the data output interface: i.MX93 use IPI (Image Pixel Interface), which requires: - Pixel clock input - Software configuration through registers i.MX95 uses IDI (Image Data Interface), which: - Does not require pixel clock - Is software transparent (no register configuration needed) Due to these differences in register layout and initialization needs, the two variants cannot share the same compatible string. The driver needs to distinguish between them to handle the interface correctly. Signed-off-by: Guoniu Zhou --- Changes in v2: - Add dedicated constraint block for i.MX95 to reflect different clock requirements (only per clock needed vs i.MX93 which needs both per and pixel clocks) - Update commit message to include more details about interface differences --- .../bindings/media/rockchip,rk3568-mipi-csi2.yaml | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/Documentation/devicetree/bindings/media/rockchip,rk3568-mipi-csi2.yaml b/Documentation/devicetree/bindings/media/rockchip,rk3568-mipi-csi2.yaml index 4ac4a3b6f406..4e0bc75c2136 100644 --- a/Documentation/devicetree/bindings/media/rockchip,rk3568-mipi-csi2.yaml +++ b/Documentation/devicetree/bindings/media/rockchip,rk3568-mipi-csi2.yaml @@ -18,6 +18,7 @@ properties: compatible: enum: - fsl,imx93-mipi-csi2 + - fsl,imx95-mipi-csi2 - rockchip,rk3568-mipi-csi2 reg: @@ -135,6 +136,21 @@ allOf: clock-names: minItems: 2 + - if: + properties: + compatible: + contains: + const: fsl,imx95-mipi-csi2 + then: + properties: + interrupts: + maxItems: 1 + interrupt-names: false + clocks: + maxItems: 1 + clock-names: + maxItems: 1 + examples: - | #include -- 2.34.1 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip