linux-kernel - Re: [PATCH 2/6] dt-bindings: rtc: renesas,rz-rtca3: Add RZ/V2H support

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Message-ID: <9cd3bf13-7813-4563-9a3f-20dbf56cc82f@kernel.org>
Date: Mon, 20 Oct 2025 09:31:41 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Ovidiu Panait <ovidiu.panait.rb@...esas.com>,
 claudiu.beznea.uj@...renesas.com, alexandre.belloni@...tlin.com,
 robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
 geert+renesas@...der.be, magnus.damm@...il.com, mturquette@...libre.com,
 sboyd@...nel.org, p.zabel@...gutronix.de
Cc: linux-rtc@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-clk@...r.kernel.org
Subject: Re: [PATCH 2/6] dt-bindings: rtc: renesas,rz-rtca3: Add RZ/V2H
 support

On 19/10/2025 11:21, Ovidiu Panait wrote:
> The Renesas RZ/V2H RTC IP is based on the same RTCA3 IP as RZ/G3S
> (r9a08g045), with the following differences:
> - it lacks the time capture functionality
> - the maximum supported periodic interrupt frequency is 128Hz instead
>   of 256Hz
> - it requires two reset lines instead of one
> 
> Add new compatible string "renesas,r9a09g057-rtca3" for RZ/V2H and update
> the binding so that "resets" may have either one or two entries, depending
> on the compatible string.
> 
> Signed-off-by: Ovidiu Panait <ovidiu.panait.rb@...esas.com>

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof