[yocto] [meta-raspberrypi][PATCH] rpi-config: waveshare screen support
Trevor Woerner
twoerner at gmail.com
Fri Mar 24 10:49:16 PDT 2017
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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