linux-kernel - Re: [PATCH v2 1/3] rtc: jz4740: Add support for JZ4760 SoC

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Date:   Tue, 24 Mar 2020 11:09:55 +0100
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Paul Cercueil <paul@...pouillou.net>
Cc:     Alessandro Zummo <a.zummo@...ertech.it>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>, od@...c.me,
        linux-rtc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/3] rtc: jz4740: Add support for JZ4760 SoC

On 11/03/2020 19:23:16+0100, Paul Cercueil wrote:
> The WENR feature (set a magic value to enable RTC registers read-write)
> first appeared on the JZ4760; the JZ4780 came much later.
> 
> Since it would be dangerous to specify a newer SoC's compatible string as
> the fallback of an older SoC's compatible string, we add support for the
> "ingenic,jz4760-rtc" compatible string in the driver.
> 
> This will permit to support the JZ4770 by having:
> compatible = "ingenic,jz4770-rtc", "ingenic,jz4760-rtc";
> 
> Instead of doing:
> compatible = "ingenic,jz4770-rtc", "ingenic,jz4780-rtc";
> 
> Signed-off-by: Paul Cercueil <paul@...pouillou.net>
> ---
>  drivers/rtc/rtc-jz4740.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
Applied, thanks.

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com