[alsa-devel] [PATCH v5 4/5] ARM: dts: at91: sama5d2: add nodes for I2S controllers

Codrin Ciubotariu codrin.ciubotariu at microchip.com
Mon Jul 9 15:29:43 CEST 2018


On 06.07.2018 22:39, Alexandre Belloni wrote:
> Hi Codrin,
> 
> On 18/06/2018 17:12:38+0300, Codrin Ciubotariu wrote:
>> From: Cyrille Pitchen <cyrille.pitchen at atmel.com>
>>
>> This patch adds DT nodes for I2S0 and I2S1. It also adds an alias for
>> each I2S node.
>>
>> Signed-off-by: Cyrille Pitchen <cyrille.pitchen at atmel.com>
>> [codrin.ciubotariu at microchip.com: added phandle to new mux clock]
>> Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu at microchip.com>
>> ---
>>
>> The bindings for the I2S node are applied to broonie/sound.git .
>>
>> Changes in v5:
>> 	- the previous name was:
>> 	  [PATCH v4 6/7] ARM: dts: at91: sama5d2: add nodes for I2S controllers
>>
>>   arch/arm/boot/dts/sama5d2.dtsi | 34 ++++++++++++++++++++++++++++++++++
>>   1 file changed, 34 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
>> index eeb6afa1cda7..eca73ce40bc5 100644
>> --- a/arch/arm/boot/dts/sama5d2.dtsi
>> +++ b/arch/arm/boot/dts/sama5d2.dtsi
>> @@ -58,6 +58,8 @@
>>   		serial1 = &uart3;
>>   		tcb0 = &tcb0;
>>   		tcb1 = &tcb1;
>> +		i2s0 = &i2s0;
>> +		i2s1 = &i2s1;
>>   	};
>>   
>>   	cpus {
>> @@ -1313,6 +1315,22 @@
>>   				clocks = <&clk32k>;
>>   			};
>>   
>> +			i2s0: i2s at f8050000 {
>> +				compatible = "atmel,sama5d2-i2s";
>> +				reg = <0xf8050000 0x100>;
>> +				interrupts = <54 IRQ_TYPE_LEVEL_HIGH 7>;
>> +				dmas = <&dma0
>> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
>> +					 AT91_XDMAC_DT_PERID(31))>,
>> +				       <&dma0
>> +					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
>> +					 AT91_XDMAC_DT_PERID(32))>;
>> +				dma-names = "tx", "rx";
>> +				clocks = <&i2s0_clk>, <&i2s0_gclk>, <&audio_pll_pmc>, <&i2s0muxck>;
>> +				clock-names = "pclk", "gclk", "aclk", "muxclk";
>> +				status = "disabled";
>> +			};
>> +
> 
> Can you resend the DTS patches after removing the unnecessary clocks?

I will. Should I also make the "muxclk" clock an assigned clock to 
assign its parent ?

Thanks and best regards,
Codrin


More information about the Alsa-devel mailing list