linux-kernel - Re: [PATCH 5.10 216/243] arm64: dts: ti: k3-j721e-common-proc-board: Use external clock for SERDES

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Date:   Mon, 19 Jul 2021 22:59:14 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Kishon Vijay Abraham I <kishon@...com>
Cc:     open list <linux-kernel@...r.kernel.org>,
        linux-stable <stable@...r.kernel.org>,
        Aswath Govindraju <a-govindraju@...com>,
        Nishanth Menon <nm@...com>, Sasha Levin <sashal@...nel.org>,
        lkft-triage@...ts.linaro.org
Subject: Re: [PATCH 5.10 216/243] arm64: dts: ti: k3-j721e-common-proc-board:
 Use external clock for SERDES

On Mon, 19 Jul 2021 at 22:01, Naresh Kamboju <naresh.kamboju@...aro.org> wrote:
>
> On Mon, 19 Jul 2021 at 21:42, Greg Kroah-Hartman
> <gregkh@...uxfoundation.org> wrote:
> >
> > From: Kishon Vijay Abraham I <kishon@...com>
> >
> > [ Upstream commit f2a7657ad7a821de9cc77d071a5587b243144cd5 ]
> >
> > Use external clock for all the SERDES used by PCIe controller. This will
> > make the same clock used by the local SERDES as well as the clock
> > provided to the PCIe connector.
> >
> > Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
> > Reviewed-by: Aswath Govindraju <a-govindraju@...com>
> > Signed-off-by: Nishanth Menon <nm@...com>
> > Link: https://lore.kernel.org/r/20210603143427.28735-4-kishon@ti.com
> > Signed-off-by: Sasha Levin <sashal@...nel.org>
> > ---
> >  .../dts/ti/k3-j721e-common-proc-board.dts     | 40 +++++++++++++++++++
> >  1 file changed, 40 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
> > index 7cd31ac67f88..56a92f59c3a1 100644
> > --- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
> > +++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
> > @@ -9,6 +9,7 @@
> >  #include <dt-bindings/gpio/gpio.h>
> >  #include <dt-bindings/input/input.h>
> >  #include <dt-bindings/net/ti-dp83867.h>
> > +#include <dt-bindings/phy/phy-cadence.h>
>
> Following build errors noticed on arm64 architecture on 5.10 branch.

also noticed on stable-rc 5.12.


> make --silent --keep-going --jobs=8
> O=/home/tuxbuild/.cache/tuxmake/builds/current ARCH=arm64
> CROSS_COMPILE=aarch64-linux-gnu- 'CC=sccache aarch64-linux-gnu-gcc'
> 'HOSTCC=sccache gcc'
> /builds/linux/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts:12:10:
> fatal error: dt-bindings/phy/phy-cadence.h: No such file or directory
>    12 | #include <dt-bindings/phy/phy-cadence.h>
>       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> compilation terminated.
> make[3]: *** [scripts/Makefile.lib:326:
> arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dtb] Error 1
> make[3]: Target '__build' not remade because of errors.
> make[2]: *** [/builds/linux/scripts/Makefile.build:497:
> arch/arm64/boot/dts/ti] Error 2
> make[2]: Target '__build' not remade because of errors.
> make[1]: *** [/builds/linux/Makefile:1358: dtbs] Error 2
>
> Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
>
>
> ref:
> https://builds.tuxbuild.com/1vXT3b334rT9K155TzUSkMWobkx/
> https://builds.tuxbuild.com/1vXT3b334rT9K155TzUSkMWobkx/config
>
> Steps to reproduce:
> --------------------
> # TuxMake is a command line tool and Python library that provides
> # portable and repeatable Linux kernel builds across a variety of
> # architectures, toolchains, kernel configurations, and make targets.
> #
> # TuxMake supports the concept of runtimes.
> # See https://docs.tuxmake.org/runtimes/, for that to work it requires
> # that you install podman or docker on your system.
> #
> # To install tuxmake on your system globally:
> # sudo pip3 install -U tuxmake
> #
> # See https://docs.tuxmake.org/ for complete documentation.
>
>
> tuxmake --runtime podman --target-arch arm64 --toolchain gcc-11
> --kconfig defconfig --kconfig-add
> https://builds.tuxbuild.com/1vXT3b334rT9K155TzUSkMWobkx/config
>
> --
> Linaro LKFT
> https://lkft.linaro.org