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dt-bindings: mailbox: imx-mu: add SCU MU support

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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.

Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
This commit is contained in:
Peng Fan 2020-03-19 15:49:50 +08:00 committed by Jassi Brar
parent c9ea564f3d
commit eabb8b8cfe
1 changed files with 2 additions and 0 deletions
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Documentation/devicetree/bindings/mailbox/fsl,mu.txt
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@ -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.