From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 97E4EC433F5 for ; Fri, 3 Sep 2021 09:30:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 67CB161058 for ; Fri, 3 Sep 2021 09:30:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348830AbhICJbM (ORCPT ); Fri, 3 Sep 2021 05:31:12 -0400 Received: from wnew2-smtp.messagingengine.com ([64.147.123.27]:60989 "EHLO wnew2-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233770AbhICJbL (ORCPT ); Fri, 3 Sep 2021 05:31:11 -0400 Received: from compute2.internal (compute2.nyi.internal [10.202.2.42]) by mailnew.west.internal (Postfix) with ESMTP id F33402B011C6; Fri, 3 Sep 2021 05:30:10 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute2.internal (MEProxy); Fri, 03 Sep 2021 05:30:11 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h= date:from:to:cc:subject:message-id:references:mime-version :content-type:in-reply-to; s=fm3; bh=1pwRinPBD8y1/Ty20gj5OVt6w1t NJRf+OuIqCVAiZlI=; b=ddMDOkjPziPYXJBQwJr3521htK0sshh0ctScBPr2Iht 1ZOXdAMBc0PbHqAwqOpLpwebg/LRVX9K7U5yaD3jNpIrhln2c7KQ4yhdPrOqXs+x C+2J/vzsm3VBToAIPiqaCHeVrCCWwmNXdfPHhVgKydBTcaq8UvmGgjrsN1M43dpU ykVbqJGKd098oo/aXEfwGZUKt+HLpthPVl+LVMBmuKv/guDGsZI/+aQZNn1mS1Mv CK/LIbBC881kkXyunp0x71FN1pS641f9cZimFdBccFL0v8jl/+jdp56OxcwI/Ly0 tuZ+lxHfTiqmR/4ASl+sEhThBrWLAnhtSuPydync1OA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm3; bh=1pwRin PBD8y1/Ty20gj5OVt6w1tNJRf+OuIqCVAiZlI=; b=p3M5GaRGrm4iNXddKICcuk tIL9LRarnrfo+edC+8VdfaYC62Z2SeC6A+w8Mr9Bwqj9r0azK8RwqVK2wMxUniWK FQbUawCQNOXFINUzAJ0wZQXgALsH2pfLsOr9ZZoM+5kiucHJH5Z0YZQP34taS6lf aX2jnXtftPk7SVbLIYJc1Ggi3UJcbs3ABGVmH0hcdi2KhSYk91sIZxJGxhSloiMH UHPd1p0z/6ITrjuHYzCnIhb5UUBjbG/7RrJlwnwU/R9zcGos13A11h9uNZdNPY0n 7HBTD8ORdmFhgGSGR6V7/zpMiAesV/15Z8d9hd1oBy90Xj9pwi5m33VFGn0+mU/w == X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvtddruddvjedgudehucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfffhvffukfhfgggtuggjsehgtderredttddvnecuhfhrohhmpeforgigihhm vgcutfhiphgrrhguuceomhgrgihimhgvsegtvghrnhhordhtvggthheqnecuggftrfgrth htvghrnhepleekgeehhfdutdeljefgleejffehfffgieejhffgueefhfdtveetgeehieeh gedunecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepmh grgihimhgvsegtvghrnhhordhtvggthh X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Fri, 3 Sep 2021 05:30:09 -0400 (EDT) Date: Fri, 3 Sep 2021 11:30:07 +0200 From: Maxime Ripard To: Samuel Holland Cc: Wim Van Sebroeck , Guenter Roeck , Rob Herring , Chen-Yu Tsai , Jernej Skrabec , Icenowy Zheng , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 1/3] dt-bindings: watchdog: sunxi: Add compatibles for R329 Message-ID: <20210903093007.3v3cveosljsvlv2i@gilmour> References: <20210902225750.29313-1-samuel@sholland.org> <20210902225750.29313-2-samuel@sholland.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="wnlqfpc4sbztns23" Content-Disposition: inline In-Reply-To: <20210902225750.29313-2-samuel@sholland.org> Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org --wnlqfpc4sbztns23 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Sep 02, 2021 at 05:57:48PM -0500, Samuel Holland wrote: > On existing SoCs, the watchdog has a single clock input: HOSC (OSC24M) > divided by 750. However, starting with R329, LOSC (OSC32k) is added as > an alternative clock source, with a bit to switch between them. >=20 > Since 24 MHz / 750 =3D=3D 32 kHz, not 32.768 kHz, the hardware adjusts the > cycle counts to keep the timeouts independent of the clock source. This > keeps the programming interface backward-compatible. >=20 > Furthermore, the R329 has two watchdogs: one for use by the ARM CPUs > at 0x20000a0, and a second one for use by the DSPs at 0x7020400. The > first of these adds two more new registers, to allow software to > immediately assert the SoC reset signal. Add an additional "-reset" > suffix to signify the presence of this feature. >=20 > Signed-off-by: Samuel Holland Acked-by: Maxime Ripard Thanks! Maxime --wnlqfpc4sbztns23 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCYTHrHwAKCRDj7w1vZxhR xQcmAP48dKb7HDJ5PMZmU7eZAIoQjOYTV5e+mfZqWVr8Q7KnVgEAlHVqmD/mpf1X pRgf+O2dkN9i+uCNlxb53BjMtELO2gk= =AGu5 -----END PGP SIGNATURE----- --wnlqfpc4sbztns23--