diff mbox series

[1/2] dt-bindings: mailbox: imx-mu: add i.MX8ULP S400 MU support

Message ID 20211022101856.8612-2-peng.fan@oss.nxp.com
State Not Applicable, archived
Headers show
Series mailbox: imx: support i.MX8ULP S400 MU | expand

Checks

Context Check Description
robh/checkpatch success
robh/dt-meta-schema success
robh/dtbs-check success

Commit Message

Peng Fan (OSS) Oct. 22, 2021, 10:18 a.m. UTC 
From: Peng Fan <peng.fan@nxp.com>

Similar to i.MX8QM/QXP SCU, i.MX8ULP SCU MU is dedicated for
communication between S400 and Cortex-A cores from hardware design,
it could not be reused for other purpose. To use S400 MU more
effectivly, add "fsl,imx8ulp-mu-s4" compatile to support fast IPC.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 Documentation/devicetree/bindings/mailbox/fsl,mu.yaml | 1 +
 1 file changed, 1 insertion(+)

Comments

Rob Herring (Arm) Oct. 29, 2021, 1:58 a.m. UTC | #1 
On Fri, 22 Oct 2021 18:18:55 +0800, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@nxp.com>
> 
> Similar to i.MX8QM/QXP SCU, i.MX8ULP SCU MU is dedicated for
> communication between S400 and Cortex-A cores from hardware design,
> it could not be reused for other purpose. To use S400 MU more
> effectivly, add "fsl,imx8ulp-mu-s4" compatile to support fast IPC.
> 
> Signed-off-by: Peng Fan <peng.fan@nxp.com>
> ---
>  Documentation/devicetree/bindings/mailbox/fsl,mu.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 

Acked-by: Rob Herring <robh@kernel.org>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml b/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml
index 675ad9de15bb..a337bcd80c4a 100644
--- a/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml
+++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml
@@ -28,6 +28,7 @@  properties:
       - const: fsl,imx7ulp-mu
       - const: fsl,imx8ulp-mu
       - const: fsl,imx8-mu-scu
+      - const: fsl,imx8ulp-mu-s4
       - items:
           - enum:
               - fsl,imx7s-mu