default-providers: allow overriding of linux & u-boot

this allows easy testing of other kernels

Signed-off-by: Eric Bénard <eric@eukrea.com>

diff --git a/meta-fsl-arm/conf/distro/include/fsl-default-providers.inc b/meta-fsl-arm/conf/distro/include/fsl-default-providers.inc
index e9a55551adc22fd54ad8cb3024cb8faf6f223060..93464b76ffc0774d4705c5808c3e081507751d73 100644 (file)
--- a/meta-fsl-arm/conf/distro/include/fsl-default-providers.inc
+++ b/meta-fsl-arm/conf/distro/include/fsl-default-providers.inc
@@ -2,6 +2,6 @@
 
 PREFERRED_PROVIDER_virtual/xserver = "xorg-xserver-lite"
 PREFERRED_PROVIDER_virtual/xserver-xf86 = "xorg-xserver-lite"
-PREFERRED_PROVIDER_virtual/kernel = "linux-imx"
-PREFERRED_PROVIDER_linux-libc-headers = "linux-libc-headers-imx"
-PREFERRED_PROVIDER_u-boot = "u-boot-imx"
+PREFERRED_PROVIDER_virtual/kernel ?= "linux-imx"
+PREFERRED_PROVIDER_linux-libc-headers ?= "linux-libc-headers-imx"
+PREFERRED_PROVIDER_u-boot ?= "u-boot-imx"