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Zhou (OSS) wrote: > Hi Krzysztof Kozlowski > > Thanks for your review. > > > -----Original Message----- > > From: Krzysztof Kozlowski > > Sent: Wednesday, April 15, 2026 4:10 PM > > To: G.N. Zhou (OSS) > > Cc: Michael Riesch ; Mauro Carvalho Chehab > > ; Rob Herring ; Krzysztof Kozlowski > > ; Conor Dooley ; Heiko Stuebner > > ; Laurent Pinchart ; > > Frank Li ; linux-media@vger.kernel.org; linux- > > kernel@vger.kernel.org; devicetree@vger.kernel.org; imx@lists.linux.dev; linux- > > arm-kernel@lists.infradead.org; linux-rockchip@lists.infradead.org > > Subject: Re: [PATCH 4/5] media: dt-bindings: add NXP i.MX95 compatible string > > > > On Wed, Apr 15, 2026 at 11:46:55AM +0800, Guoniu Zhou wrote: > > > The i.MX95 CSI-2 controller is nearly identical to i.MX93, with the > > > only difference being the use of IDI (Image Data Interface) instead of > > > IPI (Image Pixel Interface). The binding constraints are otherwise the > > > same. > > > > Nearly identical with some difference really, really suggests they are > > compatible. Express compatibility or explain why they are not compatible > > (difference between IDI and IPI unfortunately does not help me). > > You're right that they are very similar. The key difference between IDI and IPI > is in the software interface: > > - IPI (Image Pixel Interface) on i.MX93 requires software configuration through > a set of registers to enable the interface and configure data routing. > > - IDI (Image Data Interface) on i.MX95 is software transparent - it requires no > register configuration and the data routing is handled automatically by hardware. > > Because of this difference in register layout and initialization requirements, > they cannot share the same compatible string. The driver needs to know which > interface is present Just include these key information into commit message to do judgement it is not compatible with imx93. Frank > > > > > Best regards, > > Krzysztof >