[source] brcm2708: switch to linux 4.9

[LEDE Commits]

noltari pushed a commit to source.git, branch master:
https://git.lede-project.org/ada91d8a245690b3bc8d2a62b391d2725aea5c8e

commit ada91d8a245690b3bc8d2a62b391d2725aea5c8e
Author: Álvaro Fernández Rojas <noltari at gmail.com>
AuthorDate: Tue Feb 7 22:24:56 2017 +0100

    brcm2708: switch to linux 4.9
    
    Signed-off-by: Álvaro Fernández Rojas <noltari at gmail.com>
---
 target/linux/brcm2708/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/linux/brcm2708/Makefile b/target/linux/brcm2708/Makefile
index 9240f66..07574f9 100644
--- a/target/linux/brcm2708/Makefile
+++ b/target/linux/brcm2708/Makefile
@@ -14,7 +14,7 @@ FEATURES:=ext4 audio usb usbgadget display gpio fpu
 MAINTAINER:=Álvaro Fernández Rojas <noltari at gmail.com>
 SUBTARGETS:=bcm2708 bcm2709 bcm2710
 
-KERNEL_PATCHVER:=4.4
+KERNEL_PATCHVER:=4.9
 
 define Target/Description
 	Build firmware image for Broadcom BCM27xx SoC devices.