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diff --git a/meta-unit-distro/conf/distro/include/rpi-graphics.conf b/meta-unit-distro/conf/distro/include/rpi-graphics.conf
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+# Use full (not fake) KMS with raspberrypi3
+VC4DTBO:raspberrypi3-64 = "vc4-kms-v3d"
+
+# Since using full KMS with raspberrypi3, need special overlay
+# for the official DSI 7" touchscreen that is KMS compatible
+RPI_EXTRA_CONFIG:append:raspberrypi3-64 = "\ndtoverlay=vc4-kms-dsi-7inch"
+
+# Reserve some extra GPU memory
+RPI_EXTRA_CONFIG:append:raspberrypi3-64 = "\ngpu_mem=128"