linux-ext: add fbtft hint for linux kernel >= v4.0

Since v4.0 the fbtft drivers are included in the linux kernel
staging area.

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

diff --git a/linux/Config.ext.in b/linux/Config.ext.in
index ea79aa166cc1c20c5495a7137d85867e8f9adba5..755c23b70f9835345455355da61884530e3b0f9d 100644 (file)
--- a/linux/Config.ext.in
+++ b/linux/Config.ext.in
@@ -50,7 +50,9 @@ config BR2_LINUX_KERNEL_EXT_FBTFT
        select BR2_PACKAGE_FBTFT
        help
          Linux Framebuffer drivers for small TFT LCD display modules,
-         e.g. Adafruit PiTFT displays for Raspberry Pi.
+         e.g. Adafruit PiTFT displays for Raspberry Pi (this extra
+         package is only needed for linux kernels until v3.19, since
+         v4.0 the drivers are included in the staging area).
 
          To enable fbtft, e.g. for Adafruit 2.8 PiTFT, enable the
          following kernel configurations: