On 10/18/2012 11:25 AM, Peter Ujfalusi wrote:
> Fixes the following errors:
> [ 2.318084] omap-mcbsp 49022000.mcbsp: invalid rx DMA channel
> [ 2.324432] omap-mcbsp 49024000.mcbsp: invalid rx DMA channel
>
> Which is because we failed to link the sidetone hwmod for McBSP2/3. The
> missing sidetone hwmod link will prevent omap_device_alloc() to append the
> DMA resources since we - accidentally - end up having the same number of
> resources provided from DT (IO/IRQ) as we have in hwmod for the McBSP ports
> without the ST resources.
>
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
Acked-by: Benoit Cousson <b-cousson@xxxxxx>
Regards,
Benoit
> ---
>
> Hi Tony, Benoit,
>
> Can you please take this patch for 3.7 since if we boot with DT audio will not
> work on BeagleBoard and on boards which uses McBSP2 or 3 for audio.
>
> Thank you,
> Peter
>
> arch/arm/boot/dts/omap3.dtsi | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
> index f38ea87..696e929 100644
> --- a/arch/arm/boot/dts/omap3.dtsi
> +++ b/arch/arm/boot/dts/omap3.dtsi
> @@ -257,7 +257,7 @@
> interrupt-names = "common", "tx", "rx", "sidetone";
> interrupt-parent = <&intc>;
> ti,buffer-size = <1280>;
> - ti,hwmods = "mcbsp2";
> + ti,hwmods = "mcbsp2", "mcbsp2_sidetone";
> };
>
> mcbsp3: mcbsp@49024000 {
> @@ -272,7 +272,7 @@
> interrupt-names = "common", "tx", "rx", "sidetone";
> interrupt-parent = <&intc>;
> ti,buffer-size = <128>;
> - ti,hwmods = "mcbsp3";
> + ti,hwmods = "mcbsp3", "mcbsp3_sidetone";
> };
>
> mcbsp4: mcbsp@49026000 {
>
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