[Buildroot] [PATCH v2 2/4] package/freescale-imx/firmware-imx: Add option for all i.MX FW needs

Thomas Petazzoni thomas.petazzoni at bootlin.com
Tue Jun 30 12:26:46 UTC 2020

On Tue, 30 Jun 2020 14:18:11 +0200
Gary Bisson <gary.bisson at boundarydevices.com> wrote:

> > Could you list which blobs are relevant for each platform, so we get a
> > sense of what is needed and what is not ?  
> Well listing the files from the package gives a pretty good overview:
> $ find firmware/vpu/vpu*
> firmware/vpu/vpu_fw_imx27_TO1.bin
> firmware/vpu/vpu_fw_imx27_TO2.bin
> firmware/vpu/vpu_fw_imx51.bin
> firmware/vpu/vpu_fw_imx53.bin
> firmware/vpu/vpu_fw_imx6d.bin
> firmware/vpu/vpu_fw_imx6q.bin
> firmware/vpu/vpu_fw_imx8_dec.bin
> firmware/vpu/vpu_fw_imx8_enc.bin
> Also, with this approach we eliminate the possible errors from selecting
> the wrong package for your platforms.
> I don't know many customers that actually know the VPU IP is CODA for
> i.MX6 or Malone for i.MX8.

I see. Indeed, it makes sense to only copy the files needed for the
particular platform.

We had another comment on this series: what if I need some i.MX
firmware (such as the SDMA ones) but not others (such as the VPU ones).
Do we want explicit options ? Or do we leave that sort of clean up to a
post-build script ?

Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering

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