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authorThierry Reding <thierry.reding@gmail.com>2015-07-27 12:58:32 +0300
committerThierry Reding <thierry.reding@gmail.com>2015-08-17 16:40:20 +0300
commit048838027667872a75d3af40c51a22088bafd968 (patch)
treeefe9587e6a7c8f261f502e8a3d6aa6d85db8b10d /include/linux/pwm.h
parent6bc7064a69fc5b1f774771ea9e2c50e497311766 (diff)
downloadlinux-048838027667872a75d3af40c51a22088bafd968.tar.xz
pwm: Clean up kerneldoc
Clean up kerneldoc in preparation for including the PWM documentation in DocBook. Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'include/linux/pwm.h')
-rw-r--r--include/linux/pwm.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index 7c4b6f35241d..d681f6875aef 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -79,6 +79,18 @@ enum {
PWMF_EXPORTED = 1 << 2,
};
+/**
+ * struct pwm_device - PWM channel object
+ * @label: name of the PWM device
+ * @flags: flags associated with the PWM device
+ * @hwpwm: per-chip relative index of the PWM device
+ * @pwm: global index of the PWM device
+ * @chip: PWM chip providing this PWM device
+ * @chip_data: chip-private data associated with the PWM device
+ * @period: period of the PWM signal (in nanoseconds)
+ * @duty_cycle: duty cycle of the PWM signal (in nanoseconds)
+ * @polarity: polarity of the PWM signal
+ */
struct pwm_device {
const char *label;
unsigned long flags;
@@ -163,6 +175,8 @@ struct pwm_ops {
* @base: number of first PWM controlled by this chip
* @npwm: number of PWMs controlled by this chip
* @pwms: array of PWM devices allocated by the framework
+ * @of_xlate: request a PWM device given a device tree PWM specifier
+ * @of_pwm_n_cells: number of cells expected in the device tree PWM specifier
* @can_sleep: must be true if the .config(), .enable() or .disable()
* operations may sleep
*/