linux-kernel - Re: [PATCH v2] rtc: add support for rtc NXP pca21125

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Message-ID: <CAGhQ9VyWpGq1nKVBLX0AcKkGU8teH6rVjTc749uvdW9LmX_5gQ@mail.gmail.com>
Date:   Sun, 30 Oct 2016 12:11:47 +0100
From:   Joachim Eastwood <manabian@...il.com>
To:     VENKAT PRASHANTH B U <venkat.prashanth2498@...il.com>
Cc:     Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        rtc-linux@...glegroups.com,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] rtc: add support for rtc NXP pca21125

Hi Venkat,

On 19 October 2016 at 19:41, VENKAT PRASHANTH B U
<venkat.prashanth2498@...il.com> wrote:
> This is a patch to add support for
> NXP rtc pca21125

The register layout PCA21125 looks similar to PCF8563 which already
has a driver.

Would it be possible to support the PCA21125 device with the rtc-pcf8563 driver?
You will need to add a regmap layer since the PCA21125 is SPI while
the PCF8563 is I2C.


regards,
Joachim Eastwood