Messages in this thread | | | Date | Mon, 28 Sep 2015 09:42:48 +0200 | From | Maxime Ripard <> | Subject | Re: [linux-sunxi] [PATCH 0/2] ASoC: Add support for the Allwinner A10 codec |
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Hi Priit,
On Tue, Sep 22, 2015 at 04:26:57PM +0300, Priit Laes wrote: > On Sat, 2015-09-12 at 15:26 +0200, Maxime Ripard wrote: > > Hi everyone, > > > > This patch set adds the support for what Allwinner calls the codec on > > their SoCs. > > > > This codec is actually a combination of a codec and DAI, tied > > together > > in a single memory-mapped IP. It is completely standalone, and > > outputs > > directly the analog signal. > > > > While it supports both playback and capture, the capture is not > > implemented in this patch, and will be posted eventually as a > > separate > > one. > > > > This set, in order to be functional, has a dependency on the audio > > clocks patch set posted separately. However, it doesn't needs this to > > compile properly, so I guess it can be merged without really caring > > for the merging status of the clock patches. > > It works on Gemei G9 tablet which has also extra chip that > automatically switches output over from internal speakers to headphones > when connector is inserted. > > Now I noticed some weird things: > > When I have all the switches as ON in alsamixer, and I start disabling > them, I get following weird results. > > Left Mixer Left - LML > Right Mixer Left - LMR > Right Mixer Right - RMR > > Very faint output: > LML - ON > RML - Mute > RMR - ON > > Output works fully: > LML - Mute > RML - Mute > RMR - Mute > > When I Mute Pre-Amplifier and fiddle any of LML, RML or RMR, the output > stays mute even after setting Pre-Amplifier Mute back on: > > 1. All switches on > 2. Mute pre-amplifier > 3. Mute RMR > 4. Pre-Amilifier Mute Off > .. Music stays off > 5. Toggle Pre-Amplifier twice - output turns on
Unfortunately, I don't have access to that SoC or that setup.
Do you have another A10 board with a simpler audio setup, like a cubieboard?
> And also following in dmesg: > sun4i-codec 1c22c00.codec: Codec <-> 1c22c00.codec mapping ok > sun4i-codec 1c22c00.codec: ASoC: no sink widget found for Headphone Jack > sun4i-codec 1c22c00.codec: ASoC: Failed to add route HP Left -> direct -> Headphone Jack > sun4i-codec 1c22c00.codec: ASoC: no sink widget found for Headphone Jack > sun4i-codec 1c22c00.codec: ASoC: Failed to add route HP Right -> direct -> Headphone Jack
That one is weird, I'll look into this.
Thanks! Maxime
-- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com [unhandled content-type:application/pgp-signature] | |