[yocto] [meta-raspberrypi][PATCH] rpi-config: waveshare screen support

[Andrea Galbusera]

On Fri, Mar 24, 2017 at 6:49 PM, Trevor Woerner <twoerner at gmail.com> wrote:

> Add support for the Waveshare 1024x600 "C" Rev2.1 7" IPS Capacitive Touch
> Screen LCD with HDMI interface:
>
>         http://www.waveshare.com/7inch-HDMI-LCD-C.htm
>         http://www.waveshare.com/wiki/7inch_HDMI_LCD_(C)
>
> This product works "out of the box" with the Raspberry Pi. Simply connect
> the provided HDMI and USB cables between the two devices. The touch<=>mouse
> integration works automatically.
>
> Tested with a Raspberry Pi 3, with a 32-bit raspberrypi3 build.
>
> Signed-off-by: Trevor Woerner <twoerner at gmail.com>
> ---
>  README                                  | 13 ++++++++++---
>  recipes-bsp/bootfiles/rpi-config_git.bb | 10 ++++++++++
>  2 files changed, 20 insertions(+), 3 deletions(-)
>
> diff --git a/README b/README
> index 65a1e5f..c58bc99 100644
> --- a/README
> +++ b/README
> @@ -29,7 +29,8 @@ Contents:
>      3.L. Enable SPI bus
>      3.M. Enable I2C
>      3.N. Enable PiTFT support
> -    3.O. Enable UART support
> +    3.O. Misc. display
> +    3.P. Enable UART support
>  4. Extra apps
>      4.A. omxplayer
>  5. Board Configuration
> @@ -241,9 +242,15 @@ List of currently supported models:
>      - pitft22
>      - pitft28r
>
> -3.O. Enable UART
> -===============
> +3.O. Misc. display
> +==================
> +If you would like to use the Waveshare "C" 1024×600, 7 inch Capacitive
> Touch
> +Screen LCD, HDMI interface (http://www.waveshare.com/7inch-HDMI-LCD-C.htm
> )
> +Rev 2.1, please set the following in your local.conf
> +WAVESHARE_1024X600_C_2.1 = "1"
>
> +3.P. Enable UART
> +===============
>  RaspberryPi 1, 2 and CM will have UART console enabled by default.
>
>  RaspberryPi 3 does not have the UART enabled by default because this
> needs a
> diff --git a/recipes-bsp/bootfiles/rpi-config_git.bb
> b/recipes-bsp/bootfiles/rpi-config_git.bb
> index 20ec343..8adc938 100644
> --- a/recipes-bsp/bootfiles/rpi-config_git.bb
> +++ b/recipes-bsp/bootfiles/rpi-config_git.bb
> @@ -110,6 +110,16 @@ do_deploy() {
>          echo "# Enable VC4 Graphics" >> ${DEPLOYDIR}/bcm2835-
> bootfiles/config.txt
>          echo "dtoverlay=vc4-kms-v3d,${VC4_CMA_SIZE}" >>
> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt
>      fi
> +
> +    # Waveshare "C" 1024x600 7" Rev2.1 IPS capacitive touch (
> http://www.waveshare.com/7inch-HDMI-LCD-C.htm)
> +    if [ "${WAVESHARE_1024X600_C_2.1}" = "1" ]; then
> +        echo "# Waveshare \"C\" 1024x600 7\" Rev2.1 IPS capacitive touch
> screen" >> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt
> +        echo "max_usb_current=1" >> ${DEPLOYDIR}/bcm2835-
> bootfiles/config.txt
> +        echo "hdmi_group=2" >> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt
> +        echo "hdmi_mode=87" >> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt
> +        echo "hdmi_cvt 1024 600 60 6 0 0 0" >> ${DEPLOYDIR}/bcm2835-
> bootfiles/config.txt
> +        echo "hdmi_drive=1" >> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt
> +    fi
>  }
>
>  do_deploy_append_raspberrypi3-64() {
> --
> 2.12.0.rc1.48.g076c053
>
> --
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> https://lists.yoctoproject.org/listinfo/yocto
>


After applying this commit the build fails with:

ERROR: rpi-config-git-r5 do_deploy: Function failed: do_deploy (log file is
located at
/home/gizero/work/smartliving/distro/repo-master/build-poky/tmp/work/raspberrypi3-poky-linux-gnueabi/rpi-config/git-r5/temp/log.do_deploy.32154)
ERROR: Logfile of failure stored in:
/home/gizero/work/smartliving/distro/repo-master/build-poky/tmp/work/raspberrypi3-poky-linux-gnueabi/rpi-config/git-r5/temp/log.do_deploy.32154
Log data follows:
| DEBUG: Executing python function sstate_task_prefunc
| DEBUG: Removing manifest:
/home/gizero/work/smartliving/distro/repo-master/build-poky/tmp/deploy/images/raspberrypi3/bcm2835-bootfiles/config.txt
| DEBUG: Removing manifest:
/home/gizero/work/smartliving/distro/repo-master/build-poky/tmp/deploy/images/raspberrypi3/bcm2835-bootfiles/
| DEBUG: Python function sstate_task_prefunc finished
| DEBUG: Executing shell function do_deploy
|
/home/gizero/work/smartliving/distro/repo-master/build-poky/tmp/work/raspberrypi3-poky-linux-gnueabi/rpi-config/git-r5/temp/run.do_deploy.32154:
192:
/home/gizero/work/smartliving/distro/repo-master/build-poky/tmp/work/raspberrypi3-poky-linux-gnueabi/rpi-config/git-r5/temp/run.do_deploy.32154:
Bad substitution
| WARNING: exit code 2 from a shell command.
| ERROR: Function failed: do_deploy (log file is located at
/home/gizero/work/smartliving/distro/repo-master/build-poky/tmp/work/raspberrypi3-poky-linux-gnueabi/rpi-config/git-r5/temp/log.do_deploy.32154)
ERROR: Task
(/home/gizero/work/smartliving/distro/repo-master/build-poky/conf/../../layers/meta-raspberrypi/recipes-bsp/bootfiles/rpi-config_git.bb:do_deploy)
failed with exit code '1'
NOTE: Tasks Summary: Attempted 4857 tasks of which 4855 didn't need to be
rerun and 1 failed.

Still to look at it closer... maybe related to some shell configuration on
my side?
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