Subject: [PATCH] ARM/dts: omap3: Fix mcbsp2/3 hwmods to be able to probe the drivers for audio

From: [email-masked] (Péter Ujfalusi)
Date: Mon, 22 Oct 2012 13:41:02 +0200

Hi Tony,

On 10/18/2012 12:00 PM, Benoit Cousson wrote:
> 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 <[email-masked]>
> 
> Acked-by: Benoit Cousson <[email-masked]>

Can you take this patch for -rc3?

Thanks,
P?ter

> 
> 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 at 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 at 49026000 {
>>
>