On Sat, May 13, 2017 at 02:11:31AM -0300, Paulo Sergio wrote: > Remarks: > > * setting pll/fll using snd_soc_dai_set_pll didn't work. I had to map > the codec member from snd_soc_dai struct and use > snd_soc_codec_set_pll instead (used the same constants used on > Lenovo source code) > Yes this is correct you will need to call snd_soc_codec_set_pll to configure the FLLs on the chip. As the FLLs are not tied to a particular DAI it doesn't really make sense to configure them from dai_set_pll. > - Had also to set sysclk to codecs, not only to dai's using > snd_soc_codec_set_sysclk > Again this also makes sense snd_soc_codec_set_sysclk is how you configure the sysclk on this device. Again here the sysclk is chip wide. > * This device (Lenovo Yoga 2 1051F) is a bytcr device. However bios > status returned by iosf_mbi_read is > 1000000001000000000000101000000 (bits 26:27 disabled). > Had to force bytcr flag to be true in order to apply correct MCLK > frequency (25Mhz) and use SSP0 > > * Used commands from rt5640 UCM file, removing 5640 specifics and > using Wolfson ones (thanks to Charles for point this out previously): > cset name='HPOUT1L Input 1' AIF1RX1 > cset name='HPOUT1R Input 1' AIF1RX2 > cset name='HPOUT1 Digital Switch' on > > > cset name='Headphone Switch' on > > * Used some patches to enable wm5102 ACPI detection (credits to > Christian Hartmann) > > * Added a voltage supplier needed to wm5102 (added to arizona-ldo > directly - Lenovo and rpi register a platform with these) Should probably look at splitting that out into its own regulator and making it the supply for the LDO. > * hardcoded ldoena, reset and irq_gpio on arizona-core (tried to get > those from gpio, but they didn't give me the correct values. Lack of > knowledge... ) > Not sure on this front I am afraid. > * The codec chip uses SPI, not IC2 like 5640 (don't know if this is > relevant for machine driver code) This should not matter from the machine driver it should all be hidden behing regmap at that level. Thanks, Charles _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
