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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0B68CC433FE for ; Fri, 12 Nov 2021 22:43:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DF7CE61076 for ; Fri, 12 Nov 2021 22:43:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236039AbhKLWqQ (ORCPT ); Fri, 12 Nov 2021 17:46:16 -0500 Received: from mail-oi1-f173.google.com ([209.85.167.173]:35716 "EHLO mail-oi1-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233013AbhKLWqP (ORCPT ); Fri, 12 Nov 2021 17:46:15 -0500 Received: by mail-oi1-f173.google.com with SMTP id m6so20654966oim.2; Fri, 12 Nov 2021 14:43:24 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=dCuD+YjqtVnRtkWIUOOxbHP+fcjNzXnTv5I+4RHdVB0=; b=ul1mq9zSpq5iHtigdIrTTCWqQikP+Zkfv7T5jbLbNDQ56hqydwmPKJTGBmSQM5iDhu fl+mdP0EeNPT7zR8QXh7pgWjm8MpgOlvT52T3goSpIEqHGZdlSevf05Y0IPq/E/7P7iX UDLOu6DKXdadzZRF4/k5OvBhOAh7UhKRrkxTUyvH6GOZ6Co1zWBvuqw15WM0HHK5XQJ6 P/xGSUvoTZ5NKV/UboskVPRYf/XGARADQAyd65IeBj7B+pBY5ZwFLecMTou0XLG6jjdN ZIU9IUaD8WbmT1JPuiKU1NZcqi6970uKhETC24nRUFG9wGik5YlYWFwsUXZOneNg4utQ QM8w== X-Gm-Message-State: AOAM532oddPnnad8aM7ISqnaIuLXH+92VTV+UqKYHtgLXRAph6tpHC1v Vu3k2BXI+8ap0vp8myWkqQ== X-Google-Smtp-Source: ABdhPJw2PwOESQ+/jRCGL6gzFQuxnZMAfxJUgi0JcPErgF9CKwlxulleLUJxDTSFc3Lx1uAHlNMPBg== X-Received: by 2002:a05:6808:228c:: with SMTP id bo12mr15539917oib.93.1636757004240; Fri, 12 Nov 2021 14:43:24 -0800 (PST) Received: from robh.at.kernel.org (66-90-148-213.dyn.grandenetworks.net. [66.90.148.213]) by smtp.gmail.com with ESMTPSA id h1sm1424536otq.45.2021.11.12.14.43.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Nov 2021 14:43:23 -0800 (PST) Received: (nullmailer pid 3511445 invoked by uid 1000); Fri, 12 Nov 2021 22:43:22 -0000 Date: Fri, 12 Nov 2021 16:43:22 -0600 From: Rob Herring To: Sam Protsenko Cc: devicetree@vger.kernel.org, Wim Van Sebroeck , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Krzysztof Kozlowski , linux-watchdog@vger.kernel.org, linux-samsung-soc@vger.kernel.org, Rob Herring , Guenter Roeck Subject: Re: [PATCH v3 02/12] dt-bindings: watchdog: Document Exynos850 watchdog bindings Message-ID: References: <20211107202943.8859-1-semen.protsenko@linaro.org> <20211107202943.8859-3-semen.protsenko@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211107202943.8859-3-semen.protsenko@linaro.org> Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org On Sun, 07 Nov 2021 22:29:33 +0200, Sam Protsenko wrote: > Exynos850 SoC has two CPU clusters: > - cluster 0: contains CPUs #0, #1, #2, #3 > - cluster 1: contains CPUs #4, #5, #6, #7 > > Each cluster has its own dedicated watchdog timer. Those WDT instances > are controlled using different bits in PMU registers, new > "samsung,index" property is added to tell the driver which bits to use > for defined watchdog node. > > Also on Exynos850 the peripheral clock and the source clock are two > different clocks. Provide a way to specify two clocks in watchdog device > tree node. > > Signed-off-by: Sam Protsenko > --- > Changes in v3: > - Renamed "samsung,index" property to more descriptive > "samsung,cluster-index" > - Disabled "samsung,cluster-index" property for SoCs other than > Exynos850 > > Changes in v2: > - Stated explicitly that Exynos850 driver requires 2 clocks > - Used single compatible for Exynos850 > - Added "index" property to specify CPU cluster index > - Fixed a typo in commit message: dedicater -> dedicated > > .../bindings/watchdog/samsung-wdt.yaml | 45 +++++++++++++++++-- > 1 file changed, 41 insertions(+), 4 deletions(-) > Reviewed-by: Rob Herring