[v5,2/4] dt-bindings: mailbox: imx-mu: add generic MU channel support
diff mbox series

Message ID 20180721130827.944-3-o.rempel@pengutronix.de
State Superseded
Headers show
Series
  • Untitled series #56858
Related show

Commit Message

Oleksij Rempel July 21, 2018, 1:08 p.m. UTC
Each MU has four pairs of rx/tx data register with four rx/tx interrupts
which can also be used as a separate channel.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
 Documentation/devicetree/bindings/mailbox/fsl,mu.txt | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

Comments

Dong Aisheng July 21, 2018, 1:19 p.m. UTC | #1
> -----Original Message-----
> From: Oleksij Rempel [mailto:o.rempel@pengutronix.de]
> Sent: Saturday, July 21, 2018 9:08 PM
> To: Shawn Guo <shawnguo@kernel.org>; Fabio Estevam
> <fabio.estevam@nxp.com>; Rob Herring <robh+dt@kernel.org>; Mark
> Rutland <mark.rutland@arm.com>; A.s. Dong <aisheng.dong@nxp.com>;
> Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>
> Cc: Oleksij Rempel <o.rempel@pengutronix.de>; kernel@pengutronix.de;
> linux-arm-kernel@lists.infradead.org; devicetree@vger.kernel.org; dl-linux-
> imx <linux-imx@nxp.com>
> Subject: [PATCH v5 2/4] dt-bindings: mailbox: imx-mu: add generic MU
> channel support
> 
> Each MU has four pairs of rx/tx data register with four rx/tx interrupts which
> can also be used as a separate channel.
> 
> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>

Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>

Regards
Dong Aisheng

> ---
>  Documentation/devicetree/bindings/mailbox/fsl,mu.txt | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
> b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
> index 90e4905dfc69..113d6ab931ef 100644
> --- a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
> +++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
> @@ -22,7 +22,14 @@ Required properties:
>  - reg :		Should contain the registers location and length
>  - interrupts :	Interrupt number. The interrupt specifier format depends
>  		on the interrupt controller parent.
> -- #mbox-cells:  Must be 0. Number of cells in a mailbox
> +- #mbox-cells:  Must be:
> +		0 - for single channel mode. i.MX8* SCU protocol specific.
> +		1 - for multichannel (generic) mode.
> +
> +Optional properties:
> +-------------------
> +- clocks :	phandle to the input clock.
> +- fsl,mu-side-b : Should be set for side B MU.
> 
>  Examples:
>  --------
> --
> 2.18.0

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Patch
diff mbox series

diff --git a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
index 90e4905dfc69..113d6ab931ef 100644
--- a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
+++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
@@ -22,7 +22,14 @@  Required properties:
 - reg :		Should contain the registers location and length
 - interrupts :	Interrupt number. The interrupt specifier format depends
 		on the interrupt controller parent.
-- #mbox-cells:  Must be 0. Number of cells in a mailbox
+- #mbox-cells:  Must be:
+		0 - for single channel mode. i.MX8* SCU protocol specific.
+		1 - for multichannel (generic) mode.
+
+Optional properties:
+-------------------
+- clocks :	phandle to the input clock.
+- fsl,mu-side-b : Should be set for side B MU.
 
 Examples:
 --------