[source] mxs: remove obsolete kernel package depending on linux 3.18

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/915d7db9bd485c44dd42ad99cf9cc7129231425f

commit 915d7db9bd485c44dd42ad99cf9cc7129231425f
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Tue Jan 10 10:14:49 2017 +0100

    mxs: remove obsolete kernel package depending on linux 3.18
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 target/linux/mxs/modules.mk | 21 ---------------------
 1 file changed, 21 deletions(-)

diff --git a/target/linux/mxs/modules.mk b/target/linux/mxs/modules.mk
index d363360..147c25d 100644
--- a/target/linux/mxs/modules.mk
+++ b/target/linux/mxs/modules.mk
@@ -33,27 +33,6 @@ endef
 
 $(eval $(call KernelPackage,wdt-stmp3xxx))
 
-define KernelPackage/sound-soc-mxs
-  TITLE:=Freescale i.MX23/i.MX28 built-in SoC sound support
-  KCONFIG:= \
-	CONFIG_SND_SOC_MXS_BUILTIN_CODEC \
-	CONFIG_SND_MXS_SOC_BUILTIN
-  FILES:= \
-	$(LINUX_DIR)/sound/soc/mxs/snd-soc-mxs-builtin-audio.ko \
-	$(LINUX_DIR)/sound/soc/mxs/snd-soc-mxs-builtin-dai.ko \
-	$(LINUX_DIR)/sound/soc/mxs/snd-soc-mxs-builtin-pcm.ko \
-	$(LINUX_DIR)/sound/soc/codecs/snd-soc-mxs-builtin-codec.ko
-  AUTOLOAD:=$(call AutoLoad,65,snd-soc-mxs-builtin-pcm snd-soc-mxs-builtin-dai snd-soc-mxs-builtin-codec snd-soc-mxs-builtin-audio)
-  DEPENDS:=@TARGET_mxs +kmod-sound-soc-core @LINUX_3_18
-  $(call AddDepends/sound)
-endef
-
-define KernelPackage/sound-soc-mxs/description
-  Kernel support for Freescale i.MX23/i.MX28 built-in SoC audio
-endef
-
-$(eval $(call KernelPackage,sound-soc-mxs))
-
 define KernelPackage/iio-mxs-lradc
   SUBMENU:=$(OTHER_MENU)
   TITLE:=Freescale i.MX23/28 LRADC driver