Re: [PATCH v1 2/4] arm64: dts: qcom: sc7280: Add 'piglin' to the crd-r3 compatible strings

From: Matthias Kaehlcke
Date: Mon Mar 21 2022 - 11:14:42 EST


On Mon, Mar 21, 2022 at 11:14:56AM +0530, Rajendra Nayak wrote:
>
> On 3/17/2022 5:58 AM, Matthias Kaehlcke wrote:
> > With newer bootloader versions the crd-r3 (aka CRD 1.0 and 2.0) is
> > identified as a 'piglin' board (like the IDP2 board), instead of 'hoglin'
> > Add the compatible strings 'google,piglin-rev{3,4}'. The hoglin entries
> > are kept to make sure the board keeps booting with older bootloader
> > versions.
>
> The older bootloaders really look for the google,hoglin-rev3/google,hoglin-rev4
> compatibles or just google,hoglin? If its just google,hoglin, won;t it pick the
> crd-rev5+ dtb now?

They look for the -revN compatible, I confirmed that on my CRD 2.0.