Hi, I tried your suggestion. Still recording doesn't work. Anything else that I need to try?
2009/3/4 <[email protected]> > Try the following to set CLKX PIN as CLKS PIN for recoding. > initial_config.srgr2 = initial_config.srgr2 | CLKSM; > initial_config.pcr0 = (initial_config.pcr0 | SCLKME); > > SCLKME CLKSM Input Clock For Sample Rate Generator > 0 0 Signal on CLKS pin > 0 1 ASP internal input clock > 1 0 Signal on CLKR pin > 1 1 Signal on CLKX pin > > ----- Original Message ----- > *From:* Azam Ansari <[email protected]> > *To:* [email protected] ; [email protected] > *Sent:* Wednesday, March 04, 2009 2:28 PM > *Subject:* Re: DM355 daughter sound card problem > > DM355 is slave. below is configuration done for pcr0 and srgr2: > > pcr0 = CLKXP | CLKRP > srgr2 = FSGM | FPER(DEFAULT_BITPERSAMPLE * 2 - 1) > > > 2009/3/4 <[email protected]> > >> Hi, >> Does DM355 is the master ? >> You should to do some settings for srgr2 and pcr0 because MCBSP0 has no >> CLKS PIN. >> >> SCLKME CLKSM Input Clock For Sample Rate Generator >> 0 0 Signal on CLKS pin >> 0 1 ASP internal input clock >> 1 0 Signal on CLKR pin >> 1 1 Signal on CLKX pin >> >> >> >> ----- Original Message ----- >> *From:* Azam Ansari <[email protected]> >> *To:* [email protected] ; >> [email protected] >> *Sent:* Wednesday, March 04, 2009 1:22 PM >> *Subject:* Re: DM355 daughter sound card problem >> >> Hi, >> >> I am sorry I didn't say this before. I am already using the setting >> suggested by you. >> >> Below is the detailed setting that I am using for configuring MCBSP0: >> >> #define MCLK 27 >> #define DAVINCI_DMA_MCBSP_TX 2 >> #define DAVINCI_DMA_MCBSP_RX 3 >> >> #define DEFAULT_BITPERSAMPLE 256 >> #define AUDIO_RATE_DEFAULT 8000 >> >> >> output_stream.dma_dev = DAVINCI_DMA_MCBSP_TX >> input_stream.dma_dev = DAVINCI_DMA_MCBSP_RX >> >> >> /* MCBSP register settings for I2S */ >> spcr2 = FREE | XINTM(3), >> spcr1 = RINTM(3), >> rcr2 = RWDLEN2(DAVINCI_MCBSP_WORD_16) | RDATDLY(1), >> rcr1 = RFRLEN1(1) | RWDLEN1(DAVINCI_MCBSP_WORD_16), >> xcr2 = XWDLEN2(DAVINCI_MCBSP_WORD_16) | XDATDLY(1) | XFIG, >> xcr1 = XFRLEN1(1) | XWDLEN1(DAVINCI_MCBSP_WORD_16), >> srgr1 = FWID(DEFAULT_BITPERSAMPLE - 1), >> srgr2 = FSGM | FPER(DEFAULT_BITPERSAMPLE * 2 - 1), >> /* configure McBSP to be the I2S slave */ >> pcr0 = CLKXP | CLKRP, >> >> >> /* MCBSP0 information */ >> struct davinci_mcbsp_info mcbsp_davinci = { >> .virt_base = IO_ADDRESS(DAVINCI_MCBSP0_BASE), >> .dma_rx_sync = DM355_DMA_MCBSP0_RX, >> .dma_tx_sync = DM355_DMA_MCBSP0_TX, >> .rx_irq = IRQ_MBRINT, >> .tx_irq = IRQ_MBXINT >> }, >> >> Is there any thing else that I will have to do? >> >> Please help... >> >> >> >> 2009/3/3 <[email protected]> >> >>> Hi， >>> I know your means. >>> Following codes are used for configuaring MCBSP0 on my board: >>> >>> input_stream.dma_dev = DM355_DMA_MCBSP0_RX; >>> output_stream.dma_dev = DM355_DMA_MCBSP0_TX; >>> >>> >>> #define MCBSP_DXR (cpu_is_davinci_dm355() ? 0x01E02004:0x01E04004) >>> #define MCBSP_DRR (cpu_is_davinci_dm355() ? 0x01E02000:0x01E04000) >>> >>> >>> >>> > Hi, >>> > >>> > I am using MCBSP0 for I2S data transfer. The daughter sound is >>> connected to >>> > MCBSP0 through DC3. Also for recoding the daughter card works in Master >>> > mode. The default code is already configured for using MCBSP1. >>> Configuration >>> > suggested by you are used for configuring MCBSP1 and not MCBSP0. I am >>> using >>> > MCBSP0 for I2S. >>> > >>> > >>> > On Tue, Mar 3, 2009 at 3:04 PM, <[email protected]> wrote: >>> > >>> >> Step 1: modify the following code with McBSP1 DMA params ( >>> >> DM355_DMA_MCBSP0_RX, DM355_DMA_MCBSP1_TX)in file >>> davinci-audio-aic33.c. >>> >> >>> >> input_stream.dma_dev = DM355_DMA_MCBSP1_RX; >>> >> output_stream.dma_dev = DM355_DMA_MCBSP1_TX; >>> >> >>> >> >>> >> Step 2 : modefy the following code in file davinci-audio-dma-intfc.c >>> >> #define MCBSP_DXR (cpu_is_davinci_dm355() ? 0x01E04004 : >>> >> 0x01E02004) >>> >> #define MCBSP_DRR (cpu_is_davinci_dm355() ? 0x01E04000 : >>> >> 0x01E02000) >>> >> like this >>> >> #define MCBSP_DXR (cpu_is_davinci_dm355() ? >>> >> 0x01E02004:0x01E04004) >>> >> #define MCBSP_DRR (cpu_is_davinci_dm355() ? >>> >> 0x01E02000:0x01E04000) >>> >> >>> >> I do it so , GOOD LUCK! >>> >> >>> >> >>> >> ----- Original Message ----- >>> >> *From:* Azam Ansari <[email protected]> >>> >> *To:* [email protected] ; >>> [email protected] >>> >> *Sent:* Tuesday, March 03, 2009 4:53 PM >>> >> *Subject:* Re: DM355 daughter sound card problem >>> >> >>> >> Please can you provide some more details.... >>> >> Which clock to configure? >>> >> How to configure the clock? >>> >> >>> >> 2009/3/3 Kapil Pendse <[email protected]> >>> >> >>> >>> Hi All, >>> >>> >>> >>> >>> >>> I am developing driver for daughter sound card on DM355 by modifying >>> the >>> >>> AIC33 driver. >>> >>> >>> >>> >>> >>> >>> >>> I2C is working fine and the ioctl's are working fine but recording is >>> not >>> >>> working. >>> >>> >>> >>> >>> >>> >>> >>> There are 2 McBSP bus (McBSP1 and McBSP2) used for DMA transfer out >>> of >>> >>> which McBSP1 is used for the sound daughter card. >>> >>> >>> >>> Audio format is I2S. >>> >>> >>> >>> Following is the configuration that I tried: >>> >>> >>> >>> #define DEFAULT_BITPERSAMPLE 256 >>> >>> >>> >>> #define AUDIO_RATE_DEFAULT 8000 >>> >>> >>> >>> #define AUDIO_MCBSP DAVINCI_MCBSP1 >>> >>> >>> >>> McBSP1 is configured as slave for recording. >>> >>> >>> >>> Below is configuration for McBSP1: >>> >>> >>> >>> .spcr2 = FREE | XINTM(3), >>> >>> .spcr1 = RINTM(3), >>> >>> .rcr2 = RWDLEN2(DAVINCI_MCBSP_WORD_16) | RDATDLY(1), >>> >>> .rcr1 = RFRLEN1(1) | RWDLEN1(DAVINCI_MCBSP_WORD_16), >>> >>> .xcr2 = XWDLEN2(DAVINCI_MCBSP_WORD_16) | XDATDLY(1) | XFIG, >>> >>> .xcr1 = XFRLEN1(1) | XWDLEN1(DAVINCI_MCBSP_WORD_16), >>> >>> .srgr1 = FWID(DEFAULT_BITPERSAMPLE - 1), >>> >>> .srgr2 = FSGM | FPER(DEFAULT_BITPERSAMPLE * 2 - 1), >>> >>> /* configure McBSP to be the I2S master */ >>> >>> .pcr0 = FSXM | FSRM | CLKXM | CLKRM | CLKXP | CLKRP, >>> >>> >>> >>> >>> >>> >>> >>> Daughter card is configured for 16bit word, 8000KHz and 256bits per >>> >>> sample. >>> >>> >>> >>> >>> >>> AIC33 uses McBSP2 while my audio daughter card uses McBSP1. Also, the >>> >>> default bits per sample for AIC33 is 16, I've changed it to 256. >>> >>> >>> >>> >>> >>> But I don't get any interrupt for recording. >>> >>> >>> >>> Please can anyone help to sort out the problem. >>> >>> >>> >>> >>> >>> >>> >>> Thanks, >>> >>> >>> >>> Azam. >>> >>> >>> >>> _______________________________________________ >>> >>> Davinci-linux-open-source mailing list >>> >>> [email protected] >>> >>> >>> http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source >>> >>> >>> >>> >>> >> >>> >> >>> >> -- >>> >> "Happiness keeps u Sweet, Trials keep u Strong, Sorrow keeps u Human, >>> >> Failure Keeps u Humble, Success keeps u Glowing, But only GOD Keeps u >>> >> Going....." >>> >> >>> >> >>> > >>> > >>> > -- >>> > "Happiness keeps u Sweet, Trials keep u Strong, Sorrow keeps u Human, >>> > Failure Keeps u Humble, Success keeps u Glowing, But only GOD Keeps u >>> > Going....." >>> > >>> >>> >> >> >> -- >> "Happiness keeps u Sweet, Trials keep u Strong, Sorrow keeps u Human, >> Failure Keeps u Humble, Success keeps u Glowing, But only GOD Keeps u >> Going....." >> >> > > > -- > "Happiness keeps u Sweet, Trials keep u Strong, Sorrow keeps u Human, > Failure Keeps u Humble, Success keeps u Glowing, But only GOD Keeps u > Going....." > > -- "Happiness keeps u Sweet, Trials keep u Strong, Sorrow keeps u Human, Failure Keeps u Humble, Success keeps u Glowing, But only GOD Keeps u Going....."
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