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authorIngo Molnar <mingo@elte.hu>2008-07-18 20:43:08 +0400
committerIngo Molnar <mingo@elte.hu>2008-07-18 20:43:08 +0400
commitf1b0c8d3d3b5ff9c0b14bb2383a4bc38d8922bd1 (patch)
treeb7d9f439d5b99d8b03bf490d4b17156414e48d45 /include/linux/pwm.h
parentd591b0a3ae25f587d0c4da1e1d1a425143590790 (diff)
parent5b664cb235e97afbf34db9c4d77f08ebd725335e (diff)
downloadlinux-f1b0c8d3d3b5ff9c0b14bb2383a4bc38d8922bd1.tar.xz
Merge branch 'linus' into x86/amd-iommu
Diffstat (limited to 'include/linux/pwm.h')
-rw-r--r--include/linux/pwm.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
new file mode 100644
index 000000000000..3945f803d514
--- /dev/null
+++ b/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 /* __ASM_ARCH_PWM_H */