pwm-gpio-custom: fix compile on linux 2.6.31

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22721 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/pwm-gpio-custom/src/pwm-gpio-custom.c b/package/pwm-gpio-custom/src/pwm-gpio-custom.c
index 409bc95..3a4d5b7 100644 (file)
--- a/package/pwm-gpio-custom/src/pwm-gpio-custom.c
+++ b/package/pwm-gpio-custom/src/pwm-gpio-custom.c
@@ -39,6 +39,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
+#include <linux/workqueue.h>
 
 #include <linux/pwm/pwm.h>