On Thu, Feb 29, 2024 at 04:58:23PM +0100, Krzysztof Kozlowski wrote: > On 29/02/2024 16:54, Frank Li wrote: > > On Thu, Feb 29, 2024 at 10:49:43AM +0100, Krzysztof Kozlowski wrote: > >> On 27/02/2024 18:21, Frank Li wrote: > >>> > >>> + - if: > >>> + properties: > >>> + compatible: > >>> + contains: > >>> + const: fsl,imx8ulp-edma > >>> + then: > >>> + properties: > >>> + clock: > >>> + maxItems: 33 > >>> + clock-names: > >>> + items: > >>> + - const: dma > >>> + - pattern: "^CH[0-31]-clk$" > >>> + interrupt-names: false > >>> + interrupts: > >>> + maxItems: 32 > >>> + "#dma-cells": > >>> + const: 3 > >> > >> Why suddenly fsl,vf610-edma can have from 2 to 33 clocks? Constrain > >> properly the variants. > > > > Suppose you talk about 'fsl,imx8ulp-edma' instead 'fsl,vf610-edma'. > > > > imx8ulp each channel have one clk, there are 32 channel. 1 channel for core > > controller. So max became 32. > > > > I can add above information in commit message. > > No, I meant Vybrid. Quick look at this code and the actual file suggest > that you allow vybrid with 30-whatever clocks. Test it. Any tools or good method to find it? Frank > > Best regards, > Krzysztof >