From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3B0021C2E; Thu, 5 Sep 2024 18:09:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725559795; cv=none; b=Xr18FvXjTNR/LfSXmUlkMIEhJzfFUTwWaAli3JLtuZ8H7Z2IbqWCPW1EWYBSRQjeUE8ucY/pL6bufVDUp3oDiDguMlydiFe1l+rsAMkL/SYlqYOahtXKogxIxSYT0R+RROmePbp79UjCvH9/R+H/R2hHYm7rYVzvE4tg2cVaeNY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725559795; c=relaxed/simple; bh=2Kr5c7ACVjf3HcGMzj4Ae2HcwBKC3Tm5MDry+iTMW38=; h=Message-ID:Content-Type:MIME-Version:In-Reply-To:References: Subject:From:Cc:To:Date; b=ncsa0QWPhGIojKTQTXaTwPsWrSmjatGxWjafnwzmP0bdHgoUlKbmlkwhJoOmk1pTOK3ZuRFbp6blaqrPoRTNblkMxT0bsOwsQ8W3Dr1jehpya6hrhHICj/GN1JJX1E8Nf3CCHltJZDmyUmG3Yskc2Ja/ZuHHc8k8Lkc5e1Y0ud4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UKR11tVw; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="UKR11tVw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 02BC0C4CEC3; Thu, 5 Sep 2024 18:09:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1725559795; bh=2Kr5c7ACVjf3HcGMzj4Ae2HcwBKC3Tm5MDry+iTMW38=; h=In-Reply-To:References:Subject:From:Cc:To:Date:From; b=UKR11tVwN3Zct+7Kpwpg3CyRWI5i1xe8rko66a7OD+OeS8dNzNoXqQraqnH7UkXON llTaJnxjE8a7pHBO+qymvjgm8Qf0li/2UOlE9tL8+2SZaKzZzGJFTpP2BJrlN4sydQ t9Dce5y+RNcRXHEXUKxeMMjM34TlxUw6X5DrSo/3OJ6NNJqs8Pfb/woYdq7Rm4KJix 3VBGG2KdTl+laUl3dWgKr0nUrJTtMliwTTdMW9ac6HHXqgHe7ZqLdxbORgW/fPtFv/ aFdOVk7aM9P0q8d63lNxngpAVozVVjcP72O/9PW+F0qchbCNeuHYu5p828OviQo4HK bbGPFUPpAAHxA== Message-ID: Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable In-Reply-To: References: <20240830130218.3377060-1-claudiu.beznea.uj@bp.renesas.com> <20240830130218.3377060-8-claudiu.beznea.uj@bp.renesas.com> <83fac884d749bda0cf0b346e4e869bc8.sboyd@kernel.org> Subject: Re: [PATCH v3 07/12] arm64: dts: renesas: r9a08g045: Add VBATTB node From: Stephen Boyd Cc: linux-renesas-soc@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Claudiu Beznea To: alexandre.belloni@bootlin.com, claudiu beznea , conor+dt@kernel.org, geert+renesas@glider.be, krzk+dt@kernel.org, magnus.damm@gmail.com, mturquette@baylibre.com, p.zabel@pengutronix.de, robh@kernel.org Date: Thu, 05 Sep 2024 11:09:52 -0700 User-Agent: alot/0.10 Quoting claudiu beznea (2024-09-04 05:17:30) > On 03.09.2024 22:48, Stephen Boyd wrote: > >=20 > > The node name should be something like clock- but if the > > frequency is different per-board then I don't know what should happen > > here. >=20 > The frequency should be always around 32768 Hz but not necessarily exactly > 32768 Hz. It depends on what is installed on the board, indeed. RTC can do > time error adjustments based on the variations around 32768 Hz. >=20 > > Can you leave the vbattb_xtal phandle up above and then require > > the node to be defined in the board with the proper frequency after the > > dash? >=20 > Is it OK for you something like this (applied on top of this series)? Yes, it's too bad we can't append to a property in DT, or somehow leave alone certain cells and only modify one of them.