[PATCH v8 1/1] pwm: imx27: workaround of the pwm output bug when decrease the duty cycle

Marek Vasut marex at denx.de
Tue Oct 8 18:55:35 PDT 2024


On 10/8/24 9:41 PM, Frank Li wrote:

[...]

> +	c = clkrate * 1500;
> +	do_div(c, NSEC_PER_SEC);
> +
> +	local_irq_save(flags);
> +	val = FIELD_GET(MX3_PWMSR_FIFOAV, readl_relaxed(imx->mmio_base + MX3_PWMSR));
> +
> +	if (duty_cycles < imx->duty_cycle && (cr & MX3_PWMCR_EN)) {

I think you can use state->enabled instead of (cr & MX3_PWMCR_EN).



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