linux-kernel - Re: [LINUX PATCH 3/3] pwm: pwm-cadence: Add support for TTC PWM

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Date:   Fri, 13 Jan 2023 09:13:01 +0100
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Mubin Sayyed <mubin.sayyed@....com>, robh+dt@...nel.org,
        treding@...dia.com, u.kleine-koenig@...gutronix.de,
        linux-pwm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Cc:     linux-kernel@...r.kernel.org, git@....com, michal.simek@....com,
        siva.durga.prasad.paladugu@....com, mubin10@...il.com
Subject: Re: [LINUX PATCH 3/3] pwm: pwm-cadence: Add support for TTC PWM

On 12/01/2023 08:15, Mubin Sayyed wrote:
> Cadence TTC timer can be configured as clocksource/clockevent
> or PWM device. Specific TTC device would be configured as PWM
> device, if pwm-cells property is present in the device tree
> node.
> 

(...)

> +
> +static const struct of_device_id ttc_pwm_of_match[] = {
> +	{ .compatible = "cdns,ttc"},
> +	{},
> +};
> +MODULE_DEVICE_TABLE(of, ttc_pwm_of_match);
> +
> +static struct platform_driver ttc_pwm_driver = {
> +	.probe = ttc_pwm_probe,
> +	.remove = ttc_pwm_remove,
> +	.driver = {
> +		.name = "ttc-pwm",
> +		.of_match_table = of_match_ptr(ttc_pwm_of_match),

This leads to warnings. Drop it or use maybe_unused.

Best regards,
Krzysztof