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SubjectRe: [PATCH V5 1/4] dt-bindings: mailbox: imx-mu: add SCU MU support
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On 03.03.20 08:42, peng.fan@nxp.com wrote:
> From: Peng Fan <peng.fan@nxp.com>
>
> i.MX8/8X SCU MU is dedicated for communication between SCU
> and Cortex-A cores from hardware design, it could not be reused
> for other purpose. To use SCU MU more effectivly, add "fsl,imx8-scu-mu"
> compatile to support fast IPC.
>
> Signed-off-by: Peng Fan <peng.fan@nxp.com>

Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>

> ---
>
> V5:
> None
> V4:
> None
> V3:
> New patch
>
> Documentation/devicetree/bindings/mailbox/fsl,mu.txt | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
> index 9c43357c5924..31486c9f6443 100644
> --- a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
> +++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
> @@ -23,6 +23,8 @@ Required properties:
> be included together with SoC specific compatible.
> There is a version 1.0 MU on imx7ulp, use "fsl,imx7ulp-mu"
> compatible to support it.
> + To communicate with i.MX8 SCU, "fsl,imx8-mu-scu" could be
> + used for fast IPC
> - reg : Should contain the registers location and length
> - interrupts : Interrupt number. The interrupt specifier format depends
> on the interrupt controller parent.
>

Kind regards,
Oleksij Rempel

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