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Groups > linux.kernel > #1563115
| From | Dmitry Torokhov <dmitry.torokhov@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v3 0/3] input: pwm-beeper: add feature to set volume level |
| Date | 2017-01-19 22:50 +0100 |
| Message-ID | <t1sKK-6S0-3@gated-at.bofh.it> (permalink) |
| References | <t1mlY-2PW-21@gated-at.bofh.it> <t1mOZ-3fj-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, Jan 19, 2017 at 04:24:07PM +0100, Frieder Schrempf wrote: > Make the driver accept switching volume levels via sysfs. > This can be helpful if the beep/bell sound intensity needs > to be adapted to the environment of the device. > > The number of volume levels available and their values can > be specified via device tree (similar to pwm-backlight). > > The volume adjustment is done by changing the duty cycle of > the pwm signal. I wonder how this all will mesh up with beepers that have dedicated amplifiers (support is being added by David Lechner). Thanks. -- Dmitry
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Re: [PATCH v2 2/3] input: pwm-beeper: add documentation for volume devicetree bindings Frieder Schrempf <frieder.schrempf@exceet.de> - 2017-01-19 16:00 +0100
[PATCH v3 0/3] input: pwm-beeper: add feature to set volume level Frieder Schrempf <frieder.schrempf@exceet.de> - 2017-01-19 16:30 +0100
Re: [PATCH v3 0/3] input: pwm-beeper: add feature to set volume level Dmitry Torokhov <dmitry.torokhov@gmail.com> - 2017-01-19 22:50 +0100
Re: [PATCH v3 0/3] input: pwm-beeper: add feature to set volume level David Lechner <david@lechnology.com> - 2017-01-20 20:20 +0100
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