On 16/09/13 12:30, Archit Taneja wrote:
> Add Dynamic Memory Manager (DMM) bindings for OMAP4 and OMAP5 devices. DMM
> only requires address and irq information.
>
> Add documentation for the DMM bindings.
>
> Originally worked on by Andy Gross.
>
> Cc: Andy Gross <andygro@xxxxxxxxx>
> Signed-off-by: Archit Taneja <archit@xxxxxx>
> ---
> Documentation/devicetree/bindings/arm/omap/dmm.txt | 17 +++++++++++++++++
> arch/arm/boot/dts/omap4.dtsi | 7 +++++++
> arch/arm/boot/dts/omap5.dtsi | 7 +++++++
> 3 files changed, 31 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/arm/omap/dmm.txt
>
> diff --git a/Documentation/devicetree/bindings/arm/omap/dmm.txt b/Documentation/devicetree/bindings/arm/omap/dmm.txt
> new file mode 100644
> index 0000000..237cd83
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/omap/dmm.txt
> @@ -0,0 +1,17 @@
> +OMAP Dynamic Memory Manager (DMM) bindings
> +
> +Required properties:
> +- compatible: Must be "ti,omap4-dmm" for OMAP4 family
> + Must be "ti,omap5-dmm" for OMAP5 family
> +- reg: Contains timer register address range (base address and length)
"timer"?
> +- interrupts: Contains interrupt information (source, etc) for the DMM IRQ
> +- ti,hwmods: Name of the hwmod associated to the counter, which is typically
> + "dmm"
"associated to the counter"?
> +
> +Example:
> +
> +dmm: dmm@4e000000 {
> + compatible = "ti,omap4-dmm";
> + reg = <0x4e000000 0x800>;
> + ti,hwmods = "dmm";
> +};
> diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
> index 22d9f2b..24f388e 100644
> --- a/arch/arm/boot/dts/omap4.dtsi
> +++ b/arch/arm/boot/dts/omap4.dtsi
> @@ -487,6 +487,13 @@
> ti,hwmods = "kbd";
> };
>
> + dmm: dmm@4e000000 {
I don't think anyone refers to this node, so there shouldn't be any need
for the "dmm: " alias.
> + compatible = "ti,omap4-dmm";
> + reg = <0x4e000000 0x800>;
> + interrupts = <0 113 0x4>;
> + ti,hwmods = "dmm";
> + };
> +
> emif1: emif@4c000000 {
> compatible = "ti,emif-4d";
> reg = <0x4c000000 0x100>;
> diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi
> index ac1f1e0..33b4fea 100644
> --- a/arch/arm/boot/dts/omap5.dtsi
> +++ b/arch/arm/boot/dts/omap5.dtsi
> @@ -604,6 +604,13 @@
> ti,hwmods = "wd_timer2";
> };
>
> + dmm: dmm@4e000000 {
Same here.
> + compatible = "ti,omap5-dmm";
> + reg = <0x4e000000 0x800>;
> + interrupts = <0 113 0x4>;
> + ti,hwmods = "dmm";
> + };
> +
> emif1: emif@0x4c000000 {
> compatible = "ti,emif-4d5";
> ti,hwmods = "emif1";
>
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