[Gta04-owner] Upstream status Was: New LetuxOS kernels

Andreas Kemnade andreas at kemnade.info
Thu Jan 3 21:52:37 CET 2019


On Thu, 3 Jan 2019 21:07:43 +0100
Andreas Kemnade <andreas at kemnade.info> wrote:

> On Sat, 22 Dec 2018 14:52:04 +0100
> Denis 'GNUtoo' Carikli <GNUtoo at no-log.org> wrote:
> 
> > On Fri, 21 Dec 2018 18:37:30 +0100
> > "H. Nikolaus Schaller" <hns at goldelico.com> wrote:
> >   
> > > Hi Denis,    
> > Hi,
> >   
> > > Well, there are some things missing:
> > > * GPS    
> > 
> > Upstream has that in omap4-gta04.dtsi:  
> > > antenna-detect {
> > > 	compatible = "gpio-keys";
> > >
> > > 	gps_antenna_button: gps-antenna-button {
> > > 		label = "GPS_EXT_ANT";
> > > 		linux,input-type = <EV_SW>;
> > > 		linux,code = <SW_LINEIN_INSERT>;
> > > 		gpios = <&gpio5 16 GPIO_ACTIVE_HIGH>; /* GPIO144 */
> > > 		interrupt-parent = <&gpio5>;
> > > 		interrupts = <16 IRQ_TYPE_EDGE_BOTH>;
> > > 		debounce-interval = <10>;
> > > 		wakeup-source;
> > > 	};
> > > };    
> > Does that mean that the GPS is finally upstream?
> >   
> > > * Modem power enable through rfkill unblock wwan    
> > That seem to be completely missing indeed.
> >   
> > > * more audio functions like codecs and hardware voice routing    
> > Upstream has that:  
> > > sound_telephony {
> > > 	compatible = "simple-audio-card";
> > > 	simple-audio-card,name = "GTA04 voice";
> > > 	simple-audio-card,bitclock-master = <&telephony_link_master>;
> > > 	simple-audio-card,frame-master = <&telephony_link_master>;
> > > 	simple-audio-card,format = "i2s";
> > > 	simple-audio-card,bitclock-inversion;
> > > 	simple-audio-card,frame-inversion;
> > > 	simple-audio-card,cpu {
> > > 		sound-dai = <&mcbsp4>;
> > > 	};
> > >
> > > 	telephony_link_master: simple-audio-card,codec {
> > > 		sound-dai = <&gtm601_codec>;
> > > 	};
> > > };
> > >
> > > gtm601_codec: gsm_codec {
> > > 	compatible = "option,gtm601";
> > > 	#sound-dai-cells = <0>;
> > > };    
> > So this means that we have the modem CODEC supported but as I
> > understand there is no hardware voice routing (I didn't do extensive
> > checks on that though).
> >   
> > > And some other not so big things, like the iio-input-bridge (map
> > > iio-accelerometer to /dev/input/event). Some topics are known to be
> > > inacceptable (touch screen pre-calibration from device-tree).    
> >   
> > > If you need write access to update that page, please let me know.    
> > That would be a good idea. I'll try to find the time to update the
> > status.
> > 
> > Thanks a lot for the information.
> >  
> I have created a new page because the older was more like status
> of an ancient letux kernel following mainline (at that time we had
> the 2.6.32 hw validation kernel following a beagle hw validation kernel
> and a newer kernel nearer to mainline).
> 
> I hope I have listed most things I know about.
> 
> https://projects.goldelico.com/p/gta04-kernel/page/UpstreamStatus/
> 
Oh, there is also a lot of out-of-date information here:

https://projects.goldelico.com/p/gta04-kernel/page/Platforms/

Regards,
Andreas
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