openwrt/target/linux/generic/patches-3.9/259-regmap_dynamic.patch

--- a/drivers/base/regmap/Kconfig
+++ b/drivers/base/regmap/Kconfig
@@ -3,20 +3,23 @@
 # subsystems should select the appropriate symbols.
 
 config REGMAP
-	default y if (REGMAP_I2C || REGMAP_SPI || REGMAP_MMIO || REGMAP_IRQ)
 	select LZO_COMPRESS
 	select LZO_DECOMPRESS
 	select IRQ_DOMAIN if REGMAP_IRQ
-	bool
+	tristate "Regmap"
 
 config REGMAP_I2C
-	tristate
+	select REGMAP
+	tristate "Regmap I2C"
 
 config REGMAP_SPI
-	tristate
+	select REGMAP
+	tristate "Regmap SPI"
 
 config REGMAP_MMIO
+	select REGMAP
 	tristate
 
 config REGMAP_IRQ
+	select REGMAP
 	bool
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -45,7 +45,7 @@ struct reg_default {
 	unsigned int def;
 };
 
-#ifdef CONFIG_REGMAP
+#if IS_ENABLED(CONFIG_REGMAP)
 
 enum regmap_endian {
 	/* Unspecified -> 0 -> Backwards compatible default */
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -13,6 +13,7 @@
 #include <linux/device.h>
 #include <linux/slab.h>
 #include <linux/export.h>
+#include <linux/module.h>
 #include <linux/mutex.h>
 #include <linux/err.h>
 #include <linux/rbtree.h>
@@ -1777,3 +1778,5 @@ static int __init regmap_initcall(void)
 	return 0;
 }
 postcore_initcall(regmap_initcall);
+
+MODULE_LICENSE("GPL");