linux-kernel - Re: [PATCH 2/2] drivers: rtc: max31335: initial commit

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Message-ID: <e1a06870-985a-4041-a21d-83d99d731fd6@wanadoo.fr>
Date:   Tue, 31 Oct 2023 12:36:35 +0100
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     Antoniu Miclaus <antoniu.miclaus@...log.com>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>, linux-rtc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hwmon@...r.kernel.org
Subject: Re: [PATCH 2/2] drivers: rtc: max31335: initial commit

Le 30/10/2023 à 12:50, Antoniu Miclaus a écrit :
> RTC driver for MAX31335 ±2ppm Automotive Real-Time Clock with
> Integrated MEMS Resonator.
> 
> Signed-off-by: Antoniu Miclaus <antoniu.miclaus@...log.com>
> ---

...

> +static bool max31335_volatile_reg(struct device *dev, unsigned int reg)
> +{
> +	/* time keeping registers */
> +	if (reg >= MAX31335_SECONDS &&
> +	    reg < MAX31335_SECONDS + MAX31335_TIME_SIZE)
> +		return true;
> +
> +	/* interrupt status register */
> +	if (reg == MAX31335_INT_EN1_A1IE)
> +		return true;
> +
> +	/* temperature registers */
> +	if (reg == MAX31335_TEMP_DATA_MSB || MAX31335_TEMP_DATA_LSB)
> +		return true;

return false otherwise?

CJ

> +}

...