fix loading of i2s driver

target/linux/config/Config.in.input

@@ -79,6 +79,9 @@ config ADK_KERNEL_INPUT_MOUSE
 	default y if ADK_TARGET_QEMU_ARM_MODEL_TERRIER
 	default n
 
+config ADK_KERNEL_INPUT_MOUSEDEV
+	boolean
+
 config ADK_KERNEL_HID_SUPPORT
 	boolean
 	default n

target/linux/patches/3.15/regmap-boolean.patch

@@ -0,0 +1,24 @@
+diff -Nur linux-3.15.orig/drivers/base/regmap/Kconfig linux-3.15/drivers/base/regmap/Kconfig
+--- linux-3.15.orig/drivers/base/regmap/Kconfig	2014-06-08 20:19:54.000000000 +0200
++++ linux-3.15/drivers/base/regmap/Kconfig	2014-06-20 10:33:33.450143320 +0200
+@@ -10,16 +10,16 @@
+ 	bool
+ 
+ config REGMAP_I2C
+-	tristate
++	boolean
+ 
+ config REGMAP_SPI
+-	tristate
++	boolean
+ 
+ config REGMAP_SPMI
+-	tristate
++	boolean
+ 
+ config REGMAP_MMIO
+-	tristate
++	boolean
+ 
+ config REGMAP_IRQ
+ 	bool