summaryrefslogtreecommitdiff
path: root/ANDROID_3.4.5/include/linux/pwm.h
diff options
context:
space:
mode:
authorKevin2014-11-15 09:58:27 +0800
committerKevin2014-11-15 09:58:27 +0800
commit392e8802486cb573b916e746010e141a75f507e6 (patch)
tree50029aca02c81f087b90336e670b44e510782330 /ANDROID_3.4.5/include/linux/pwm.h
downloadFOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.tar.gz
FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.tar.bz2
FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.zip
init android origin source code
Diffstat (limited to 'ANDROID_3.4.5/include/linux/pwm.h')
-rw-r--r--ANDROID_3.4.5/include/linux/pwm.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/include/linux/pwm.h b/ANDROID_3.4.5/include/linux/pwm.h
new file mode 100644
index 00000000..7c775751
--- /dev/null
+++ b/ANDROID_3.4.5/include/linux/pwm.h
@@ -0,0 +1,31 @@
+#ifndef __LINUX_PWM_H
+#define __LINUX_PWM_H
+
+struct pwm_device;
+
+/*
+ * pwm_request - request a PWM device
+ */
+struct pwm_device *pwm_request(int pwm_id, const char *label);
+
+/*
+ * pwm_free - free a PWM device
+ */
+void pwm_free(struct pwm_device *pwm);
+
+/*
+ * pwm_config - change a PWM device configuration
+ */
+int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns);
+
+/*
+ * pwm_enable - start a PWM output toggling
+ */
+int pwm_enable(struct pwm_device *pwm);
+
+/*
+ * pwm_disable - stop a PWM output toggling
+ */
+void pwm_disable(struct pwm_device *pwm);
+
+#endif /* __LINUX_PWM_H */