The Mailbox on i.MX 8QXP (fsl,imx8qxp-mu) can also be compatible with fsl,imx8-mu-scu (for fast IPC) so adjust the compatibles to fix dtbs_check warnings like: arch/arm64/boot/dts/freescale/imx8qxp-mek.dt.yaml: mailbox@5d1f0000: compatible: ['fsl,imx8-mu-scu', 'fsl,imx8qxp-mu', 'fsl,imx6sx-mu'] is not valid under any of the given schemas (Possible causes of the failure): arch/arm64/boot/dts/freescale/imx8qxp-mek.dt.yaml: mailbox@5d1f0000: compatible: ['fsl,imx8-mu-scu', 'fsl,imx8qxp-mu', 'fsl,imx6sx-mu'] is too long Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> --- Documentation/devicetree/bindings/mailbox/fsl,mu.yaml | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml b/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml index 8a3470b64d06..7ed096360be2 100644 --- a/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml +++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml @@ -38,8 +38,9 @@ properties: - const: fsl,imx6sx-mu - description: To communicate with i.MX8 SCU with fast IPC items: - - const: fsl,imx8qxp-mu - const: fsl,imx8-mu-scu + - const: fsl,imx8qxp-mu + - const: fsl,imx6sx-mu reg: maxItems: 1 -- 2.17.1