[PATCH v2 8/9] ARM: DTS: AM33XX: Add nodes for OCMC RAM and WKUP-M3
Bedia, Vaibhav
vaibhav.bedia at ti.com
Tue Jan 29 05:07:57 EST 2013
On Tue, Jan 29, 2013 at 13:50:44, Peter Korsgaard wrote:
> >>>>> "Vaibhav" == Vaibhav Bedia <vaibhav.bedia at ti.com> writes:
>
> Vaibhav> Since AM33XX supports only DT-boot, this is needed
> Vaibhav> for the appropriate device nodes to be created.
>
> Vaibhav> Note: OCMC RAM is part of the PER power domain and supports
> Vaibhav> retention. The assembly code for low power entry/exit will
> Vaibhav> run from OCMC RAM. To ensure that the OMAP PM code does not
> Vaibhav> attempt to disable the clock to OCMC RAM as part of the
> Vaibhav> suspend process add the no_idle_on_suspend flag.
>
> Vaibhav> Signed-off-by: Vaibhav Bedia <vaibhav.bedia at ti.com>
> Vaibhav> Acked-by: Santosh Shilimkar <santosh.shilimkar at ti.com>
> Vaibhav> ---
> Vaibhav> v2: Add reg property
>
> Vaibhav> arch/arm/boot/dts/am33xx.dtsi | 14 +++++++++++++
> Vaibhav> 1 file changed, 14 insertions(+)
>
> Vaibhav> diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
> Vaibhav> index c2f14e8..423f898 100644
> Vaibhav> --- a/arch/arm/boot/dts/am33xx.dtsi
> Vaibhav> +++ b/arch/arm/boot/dts/am33xx.dtsi
> Vaibhav> @@ -385,5 +385,19 @@
> Vaibhav> mac-address = [ 00 00 00 00 00 00 ];
> Vaibhav> };
> Vaibhav> };
> Vaibhav> +
> Vaibhav> + ocmcram: ocmcram at 40300000 {
> Vaibhav> + compatible = "ti,ocmcram";
> Vaibhav> + reg = <0x40300000 0x10000>;
> Vaibhav> + ti,hwmods = "ocmcram";
> Vaibhav> + ti,no_idle_on_suspend;
> Vaibhav> + };
> Vaibhav> +
> Vaibhav> + wkup_m3: wkup_m3 at 44d00000 {
> Vaibhav> + compatible = "ti,wkup_m3";
>
>
> Both of these compatible properties should probably use less generic
> names, like:
>
> ti,am3352-ocmcram
> ti,am3352-wkup-m3 ('-' instead of '_')
>
Ok. Will do.
Thanks,
Vaibhav
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