Hi Laurent, On Thu, Jul 08, 2021 at 06:34:32PM +0300, Laurent Pinchart wrote: > Hi Guido, > > On Thu, Jul 08, 2021 at 05:13:13PM +0200, Guido Günther wrote: > > On Thu, Jul 08, 2021 at 04:00:04PM +0300, Sakari Ailus wrote: > > > On Mon, Jun 28, 2021 at 12:10:54PM +0200, Martin Kepplinger wrote: > > > > Build the driver for the Hi-846 camera by default on arm64 where it's > > > > going to be used on at least the imx8mq-librem5 board. > > > > > > > > Signed-off-by: Martin Kepplinger <martin.kepplinger@xxxxxxx> > > > > --- > > > > arch/arm64/configs/defconfig | 1 + > > > > 1 file changed, 1 insertion(+) > > > > > > > > diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig > > > > index f423d08b9a71..bf27d9cfbdd5 100644 > > > > --- a/arch/arm64/configs/defconfig > > > > +++ b/arch/arm64/configs/defconfig > > > > @@ -666,6 +666,7 @@ CONFIG_VIDEO_RENESAS_VSP1=m > > > > CONFIG_VIDEO_QCOM_VENUS=m > > > > CONFIG_SDR_PLATFORM_DRIVERS=y > > > > CONFIG_VIDEO_RCAR_DRIF=m > > > > +CONFIG_VIDEO_HI846=m > > > > CONFIG_VIDEO_IMX219=m > > > > CONFIG_VIDEO_OV5645=m > > > > CONFIG_VIDEO_QCOM_CAMSS=m > > > > > > The same sensor may be or may not used on a given board (and certainly it's > > > not specific to arm64). Is it desirable all arm64 systems compile this in > > > by default? > > > > > > There appear to be a other sensor drivers though. > > > > > > Is there a defconfig for the librem5 board? > > > > arm64 has a single defconfig, there are no board specific ones (and > > afaik they're not wanted either) so I think enabling it as a module is > > the only way. > > Do sensor drivers qualify for defconfig support though ? If they do, > they should all be enabled. I don't know. The Librem 5 / Librem 5 Devkit bits went in via Shawn's tree where the "here's a imx based board that uses this driver" was sufficient to get it enabled (preferably as module) so it can work out of the box. Cheers, -- Guido > > > > I wonder what others think. > > -- > Regards, > > Laurent Pinchart