[yocto] [meta-raspberrypi][PATCH] rpi-config: Setup lcd_rotate for Raspberry Pi display

[drew.moseley at northern.tech]

From: Drew Moseley <drew.moseley at northern.tech>

Signed-off-by: Drew Moseley <drew.moseley at northern.tech>
---
 docs/extra-build-config.md              | 6 ++++++
 recipes-bsp/bootfiles/rpi-config_git.bb | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/docs/extra-build-config.md b/docs/extra-build-config.md
index 380d969..0390eee 100644
--- a/docs/extra-build-config.md
+++ b/docs/extra-build-config.md
@@ -170,6 +170,12 @@ Screen LCD, HDMI interface (<http://www.waveshare.com/7inch-HDMI-LCD-C.htm>) Rev
 
     WAVESHARE_1024X600_C_2_1 = "1"
 
+If you would like to use the Raspberry Pi, 7 inch Capacitive Touch Screen
+LCD (https://www.raspberrypi.org/products/raspberry-pi-touch-display/), please
+set the following in your local.conf:
+
+    RASPBERRYPI_DISPLAY = "1"
+
 ## Enable UART
 
 RaspberryPi 0, 1, 2 and CM will have UART console enabled by default.
diff --git a/recipes-bsp/bootfiles/rpi-config_git.bb b/recipes-bsp/bootfiles/rpi-config_git.bb
index ca4160b..e9a4fe2 100644
--- a/recipes-bsp/bootfiles/rpi-config_git.bb
+++ b/recipes-bsp/bootfiles/rpi-config_git.bb
@@ -127,6 +127,12 @@ do_deploy() {
         echo "hdmi_cvt 1024 600 60 6 0 0 0" >> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt
         echo "hdmi_drive=1" >> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt
     fi
+
+    # Raspberry Pi 7" Display/Touch screen (https://www.raspberrypi.org/products/raspberry-pi-touch-display/)
+    if [ "${RASPBERRYPI_DISPLAY}" = "1" ]; then
+        echo "# Raspberry Pi 7\" display/touch screen" >> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt
+        echo "lcd_rotate=2" >> ${DEPLOYDIR}/bcm2835-bootfiles/config.txt
+    fi
 }
 
 do_deploy_append_raspberrypi3-64() {
-- 
2.7.4