agl_raspberrypi3.inc: Switch to firmware KMS

Swith to firmware KMS with appropriate Linux kernel and Mesa
version to support both HDMI and the official 7" Raspberry Pi
touch screen display on Raspberry Pi 3B/B+ and 4. Device tree
changes are not required for firmware KMS.

Bug-AGL: SPEC-2465

Change-Id: I5f8f62c0151b7eb79ab1f96419d9c62469a1554e
Signed-off-by: Leon Anavi <leon.anavi@konsulko.com>

diff --git a/meta-agl-bsp/conf/include/agl_raspberrypi3.inc b/meta-agl-bsp/conf/include/agl_raspberrypi3.inc
index cc30748..94dc5ac 100644 (file)
--- a/meta-agl-bsp/conf/include/agl_raspberrypi3.inc
+++ b/meta-agl-bsp/conf/include/agl_raspberrypi3.inc
@@ -14,8 +14,19 @@ UBOOT_MACHINE = "rpi_3_32b_config"
 
 KERNEL_IMAGETYPE = "uImage"
 
+PREFERRED_VERSION_linux-raspberrypi = "4.19%"
+RPI_KERNEL_DEVICETREE_remove_raspberrypi3 = "bcm2708-rpi-0-w.dtb"
+RPI_KERNEL_DEVICETREE_OVERLAYS_remove_raspberrypi3 = "overlays/lirc-rpi.dtbo"
+RPI_KERNEL_DEVICETREE_OVERLAYS_append_raspberrypi3 = " overlays/vc4-fkms-v3d.dtbo"
+
+# Set appropriate version of Mesa for Raspberry Pi 3 and 4
+PREFERRED_VERSION_mesa = "19.1%"
+
 MACHINE_FEATURES += "vc4graphics"
 
+# Switch to firmware KMS to support the official DSI touchscreen display
+VC4DTBO = "vc4-fkms-v3d"
+
 # For libomxil
 #LICENSE_FLAGS_WHITELIST = "commercial"