[PATCH v8 4/7] pwm: ntxec: Add driver for PWM function in Netronix EC

[Thierry Reding]

On Sat, Jan 16, 2021 at 08:48:23PM +0100, Jonathan Neuschäfer wrote:
> 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 at gmx.net>
> Reviewed-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>

Acked-by: Thierry Reding <thierry.reding at gmail.com>
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