If we are not in PWM mode, then the output is technically a 50% output based on a single timer instead of the high-low based on the two counters. Add a check for the PWM mode in dwc_pwm_get_state() and if DWC_TIM_CTRL_PWM is not set, then return a 50% cycle. This may only be an issue on initialisation, as the rest of the code currently assumes we're always going to have the extended PWM mode using two counters. Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk> Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Link: https://lore.kernel.org/r/20230907161242.67190-4-ben.dooks@codethink.co.uk Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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