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authorThierry Reding <thierry.reding@avionic-design.de>2011-12-14 11:10:32 +0100
committerThierry Reding <thierry.reding@avionic-design.de>2012-06-15 12:56:57 +0200
commit7299ab70e68e20e70cb45fe4ab4b6029fe964acd (patch)
treeb396b29f6170deb3769c0b884ccf0fd64211f6ee /include
parente05e5070f0ec2557d2d2ff3655ba03f29e297151 (diff)
pwm: Add device tree support
This patch adds helpers to support device tree bindings for the generic PWM API. Device tree binding documentation for PWM controllers is also provided. Acked-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Diffstat (limited to 'include')
-rw-r--r--include/linux/pwm.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index 2947a4fea6ad..21d076c5089e 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -1,6 +1,8 @@
#ifndef __LINUX_PWM_H
#define __LINUX_PWM_H
+#include <linux/of.h>
+
struct pwm_device;
struct seq_file;
@@ -105,6 +107,10 @@ struct pwm_chip {
unsigned int npwm;
struct pwm_device *pwms;
+
+ struct pwm_device * (*of_xlate)(struct pwm_chip *pc,
+ const struct of_phandle_args *args);
+ unsigned int of_pwm_n_cells;
};
int pwm_set_chip_data(struct pwm_device *pwm, void *data);