diff options
| author | Jonathan Neuschäfer | 2021-01-24 22:41:24 +0100 |
|---|---|---|
| committer | Lee Jones | 2021-03-10 11:06:30 +0000 |
| commit | 9fc0486f948f00f90cba4da9e3b2b58ff00b2a53 (patch) | |
| tree | 6ca0a8b53a8af28bf7f76aa6badc10e7832566ce /drivers/pwm/Kconfig | |
| parent | eceae583930666a69ab805eee8e81f9699bf6930 (diff) | |
pwm: ntxec: Add driver for PWM function in Netronix EC
The Netronix EC provides a PWM output which is used for the backlight
on some ebook readers. This patches adds a driver for the PWM output.
The .get_state callback is not implemented, because the PWM state can't
be read back from the hardware.
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Thierry Reding <thierry.reding@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/pwm/Kconfig')
| -rw-r--r-- | drivers/pwm/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig index 9a4f66ae8070..a7a7a9f26aef 100644 --- a/drivers/pwm/Kconfig +++ b/drivers/pwm/Kconfig @@ -393,6 +393,14 @@ config PWM_MXS To compile this driver as a module, choose M here: the module will be called pwm-mxs. +config PWM_NTXEC + tristate "Netronix embedded controller PWM support" + depends on MFD_NTXEC + help + Say yes here if you want to support the PWM output of the embedded + controller found in certain e-book readers designed by the original + design manufacturer Netronix. + config PWM_OMAP_DMTIMER tristate "OMAP Dual-Mode Timer PWM support" depends on OF |