[meta-freescale] [PATCH] mx6q-ba16: Add initial board support

Thu Aug 20 09:54:50 PDT 2015

Daiane,

On Thu, Aug 20, 2015 at 12:31 PM, Daiane Angolini <daiane.list at gmail.com>
wrote:

> On Thu, Aug 20, 2015 at 12:56 PM, Justin Waters
> <justin.waters at timesys.com> wrote:
> > The Advantech DMS-BA16 is a Qseven module containing the i.MX6Q
> processor.
>
> It would be good if you can elaborate the commit log, maybe use this
> as an oportunity to point URLs to the product page or the
> documentation.
>
> You can use [1] as example if you feel like.
>
> [1]
> https://github.com/Freescale/meta-fsl-arm-extra/commit/5fadb641dffe91ec9dedafcb1e27add3e45255dc
>
>
Sure thing. I checked one of the other boards, and it was fairly minimal as
well, but this is certainly a better example.

> >
> > Signed-off-by: Justin Waters <justin.waters at timesys.com>
> > ---
> >  conf/machine/mx6q-ba16.conf                        |  28 ++
> >  recipes-bsp/u-boot/u-boot-advantech_git.bb         |  18 ++
> >  .../linux-advantech-3.10.17/mx6q-ba16/defconfig    | 336
> +++++++++++++++++++++
> >  recipes-kernel/linux/linux-advantech_3.10.17.bb    |  16 +
>
> Please, split this commit in 3: One for u-boot, one for kernel, one for
> machine
>

Ack'ed.

> >  4 files changed, 398 insertions(+)
> >  create mode 100644 conf/machine/mx6q-ba16.conf
> >  create mode 100644 recipes-bsp/u-boot/u-boot-advantech_git.bb
> >  create mode 100644
> recipes-kernel/linux/linux-advantech-3.10.17/mx6q-ba16/defconfig
> >  create mode 100644 recipes-kernel/linux/linux-advantech_3.10.17.bb
> >
> > diff --git a/conf/machine/mx6q-ba16.conf b/conf/machine/mx6q-ba16.conf
> > new file mode 100644
> > index 0000000..b61c738
> > --- /dev/null
> > +++ b/conf/machine/mx6q-ba16.conf
> > @@ -0,0 +1,28 @@
> > +#@TYPE: Machine
> > +#@NAME: Advantech MX6Q-BA16
> > +#@SOC: i.MX6Q
> > +#@DESCRIPTION: Machine configuration for MX6Q-BA16
> > +#@MAINTAINER: Justin Waters <justin.waters at timesys.com>
> > +
> > +include conf/machine/include/imx-base.inc
> > +include conf/machine/include/tune-cortexa9.inc
> > +
> > +SOC_FAMILY = "mx6:mx6q"
> > +
> > +KERNEL_DEVICETREE = "mx6q-ba16.dtb"
> > +KERNEL_IMAGETYPE = "uImage"
> > +
> > +PREFERRED_PROVIDER_u-boot = "u-boot-advantech"
> > +PREFERRED_PROVIDER_virtual/kernel ?= "linux-advantech"
> > +PREFERRED_VERSION_linux-advantech ?= "3.10.17"
>
> kernel 3.10.17 is not compatible with the Vivante version in master.
> Please, upgrade it at least to 3.10.53
>

Okay.

> > +
> > +# Use SD Card U-Boot by default
> > +IMAGE_BOOTLOADER ?= "u-boot"
> > +UBOOT_MACHINE ?= "mx6q_ba16_config"
> > +
> > +SERIAL_CONSOLE = "115200 ttymxc3"
> > +
> > +MACHINE_FEATURES += " pci"
> > +
> > +MACHINE_ESSENTIAL_EXTRA_RRECOMMENDS += " kernel-modules "
> > +MACHINE_ESSENTIAL_EXTRA_RDEPENDS += " kernel-devicetree "
> > diff --git a/recipes-bsp/u-boot/u-boot-advantech_git.bb
> b/recipes-bsp/u-boot/u-boot-advantech_git.bb
> > new file mode 100644
> > index 0000000..179f420
> > --- /dev/null
> > +++ b/recipes-bsp/u-boot/u-boot-advantech_git.bb
> > @@ -0,0 +1,18 @@
> > +require recipes-bsp/u-boot/u-boot.inc
> > +
> > +DESCRIPTION = "u-boot for Advantech boards."
> > +LICENSE = "GPLv2+"
> > +LIC_FILES_CHKSUM =
> "file://Licenses/README;md5=025bf9f768cbcb1a165dbe1a110babfb"
> > +COMPATIBLE_MACHINE = "(mx6q-ba16)"
> > +
> > +PROVIDES = "u-boot"
> > +
> > +PV = "v2014.07+git${SRCPV}"
> > +
> > +SRCREV = "5d5a8c8cee1c82949942c7ca4800fbc12c4dc87c"
> > +SRCBRANCH = "2014.07-advantech"
> > +SRC_URI = "git://
> git at github.com/TimesysGit/advantech-u-boot.git;branch=${SRCBRANCH};protocol=ssh
> "
> > +
> > +S = "${WORKDIR}/git"
> > +
> > +PACKAGE_ARCH = "${MACHINE_ARCH}"
> > diff --git
> a/recipes-kernel/linux/linux-advantech-3.10.17/mx6q-ba16/defconfig
> b/recipes-kernel/linux/linux-advantech-3.10.17/mx6q-ba16/defconfig
> > new file mode 100644
> > index 0000000..70644e3
> > --- /dev/null
> > +++ b/recipes-kernel/linux/linux-advantech-3.10.17/mx6q-ba16/defconfig
>
> (...)
>
> > diff --git a/recipes-kernel/linux/linux-advantech_3.10.17.bb
> b/recipes-kernel/linux/linux-advantech_3.10.17.bb
> > new file mode 100644
> > index 0000000..b09f618
> > --- /dev/null
> > +++ b/recipes-kernel/linux/linux-advantech_3.10.17.bb
> > @@ -0,0 +1,16 @@
> > +# Adapted from linux-imx.inc, copyright (C) 2013, 2014 O.S. Systems
> Software LTDA
> > +# Released under the MIT license (see COPYING.MIT for the terms)
> > +
> > +require recipes-kernel/linux/linux-imx.inc
> > +require recipes-kernel/linux/linux-dtb.inc
> > +
> > +SUMMARY = "Linux kernel for Advantech boards"
>
> Please, add a DESCRIPTION with more information about why one need a
> fork to use your board, and where the fork is from, and I would also
> include which Advantech board this kernel support, if it's only one
> today, when you upgrade you can include the others.
>

Sure.

> > +
> > +SRC_URI = "git://
> git at github.com/TimesysGit/advantech-linux.git;branch=${SRCBRANCH};protocol=ssh
> \
> > +           file://defconfig"
> > +
> > +LOCALVERSION = "-1.0.2_ga+yocto"
>
> Please, use a LOCALVERSION that make sense to you and your users. I
> mean, what is the version of this fork, not the version this kernel
> was forked from.
>

Sounds good.

> > +SRCBRANCH = "3.10.17-advantech"
> > +SRCREV = "852aa790665cd8f4350e5efbbb1d3471c78194fd"
> > +DEPENDS += "lzop-native bc-native"
> > +COMPATIBLE_MACHINE = "(mx6q-ba16)"
>
> Is there a plan to have more imx6 Advantech's boards in future?
>

Possibly, although most are based on this DMS-BA16 module, and only really
differ with the device tree. More than likely, it will just be appended
lines to the device tree list.

-Justin

-- 
Justin Waters
Director of Engineering
Timesys Corporation
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