[yocto] [meta-rockchip][PATCH] machine: rk3288: don't hard-code kernel choice

[Trevor Woerner]

Allow the user to ultimately choose the kernel. Make 'linux' the _preferred_,
not the _required_.

Signed-off-by: Trevor Woerner <twoerner at gmail.com>
---
 conf/machine/include/rk3288.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/conf/machine/include/rk3288.inc b/conf/machine/include/rk3288.inc
index 964d8b0..88acbbf 100644
--- a/conf/machine/include/rk3288.inc
+++ b/conf/machine/include/rk3288.inc
@@ -6,7 +6,7 @@ SOC_FAMILY = "rk3288"
 require conf/machine/include/tune-cortexa17.inc
 require conf/machine/include/soc-family.inc
 
-PREFERRED_PROVIDER_virtual/kernel = "linux"
+PREFERRED_PROVIDER_virtual/kernel ?= "linux"
 SERIAL_CONSOLES = "115200;ttyS2"
 KERNEL_IMAGETYPE = "zImage"
 KBUILD_DEFCONFIG = "multi_v7_defconfig"
-- 
2.12.0.rc1.48.g076c053