[alsa-devel] [PATCH v2 4/5] ARM: dts: rockchip: Add shared file for audio related nodes for veyron boards

[Heiko Stuebner]

Am Dienstag, 17. Mai 2016, 10:14:55 schrieb Enric Balletbo Serra:
> Hi Heiko,
> 
> 2016-05-16 0:06 GMT+02:00 Heiko Stuebner <heiko at sntech.de>:
> > Am Montag, 9. Mai 2016, 12:46:34 schrieb Enric Balletbo i Serra:
> >> Set i2s block to "okay", add sound node for max98090 with gpios for
> >> HP and Mic detect and pinctrl, and add a max98090 device and ts3a227e
> >> to
> >> the correct i2c bus.
> >> 
> >> Signed-off-by: Enric Balletbo i Serra <enric.balletbo at collabora.com>
> > 
> > I only got a "applied" reply from Marks scripts for patch 3/5, so only
> > today saw that all 3 actually got applied.
> > 
> > Anyway, I've applied this to my dts32-branch for 4.8 now [0] with some
> > modifications regarding
> > - the commit subject+message
> > - ordering
> > - io_domains access (via the phandle now)
> > - regulator suspend property
> > so maybe take a look and holler if you see a mistake.
> 
> The changes looks good to me, thanks.
> 
> > I was able to get audio over the headphones (so definitly an
> > improvement), but so far not over the built-in speakers. Did you need
> > to do something special in the configuration for this?
> 
> I added an UCM file [1] to my setup to test this and tested as follows
> (you can also use alsamixer but as you know this is not safe though ;)
> )
> 
> # enable the speaker at bootup:
> alsaucm -c ROCKCHIP-I2S set _verb HiFi
> # set speaker to half loudness:
> amixer set Speaker 50%
> # play something
> aplay music.wav
> # enable headphones (disable speaker):
> alsaucm -c ROCKCHIP-I2S set _verb HiFi set _enadev Headphone
> # set headphones to half loudness:
> amixer set Headphone 50%
> # play something
> aplay music.wav
> # disable headphones (enable speaker):
> alsaucm -c ROCKCHIP-I2S set _verb HiFi set _disdev Headphone

woohoo ... sound on the speakers :-D

Thanks for the hints
Heiko