On Tue, Feb 07, 2017 at 06:21:34AM +0100, Heiko Schocher wrote:
From: Guan Ben <ben.guan@xxxxxxxxxxxx>
extend the pwm-beeper driver to support customized frequency
for SND_BELL from device tree.
Signed-off-by: Guan Ben <ben.guan@xxxxxxxxxxxx>
Signed-off-by: Mark Jonas <mark.jonas@xxxxxxxxxxxx>
[hs@xxxxxxx: adapted to 4.10-rc7]
Signed-off-by: Heiko Schocher <hs@xxxxxxx>
.../devicetree/bindings/input/pwm-beeper.txt | 3 ++
drivers/input/misc/pwm-beeper.c | 36 ++++++++++++++++------
2 files changed, 30 insertions(+), 9 deletions(-)
diff --git a/Documentation/devicetree/bindings/input/pwm-beeper.txt b/Documentation/devicetree/bindings/input/pwm-beeper.txt
index be332ae..438c6e0 100644
@@ -5,3 +5,6 @@ Registers a PWM device as beeper.
- compatible: should be "pwm-beeper"
- pwms: phandle to the physical PWM device
+- bell-frequency: bell frequency in Hz
Needs a unit suffix:
bell-frequency-hz or just bell-hz as hz implies frequency.
Or maybe beeper-hz would be more consistant.