From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f51.google.com (mail-wm1-f51.google.com [209.85.128.51]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A11DF3815E7 for ; Sun, 5 Jul 2026 14:01:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.51 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783260073; cv=none; b=m9oGrj+hvCwQ7FCOcuDjhbRIIFDu/mjZbRNLe2ZlC3WWHFbQvikgNF8+Tvw175yDSXcOdF0d8Ydt84CBu69yksC9GAZ1eFuXeU+XJ67K+kk7Mp5JYmsHKsOEqECHjUR4nkXvex5l8MxrXmUSrWA134rA4YN1RlnqSRc8Okm64N0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783260073; c=relaxed/simple; bh=wtktcBb0elwPMxNsNeyK28wVa40Q4Q8PglfLTyE8noM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=lw9SJZYpvUyv9/S0I6Y3xY+6YYggYmQZR8m/zobdTftgHUZZW48KpWc7GsvL2Z1RQDyyVUiO9toK6FECAT5tz0RjQdyOK5HrAAwDz71Y49eJK16NxpWfCa6jmmydHuGX4NH3l5aD4C13Ic9mnF7WOmLzDabOYOxxo0wqkC7Swa8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=em3k0l/k; arc=none smtp.client-ip=209.85.128.51 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="em3k0l/k" Received: by mail-wm1-f51.google.com with SMTP id 5b1f17b1804b1-493d1e8aa46so8782385e9.0 for ; Sun, 05 Jul 2026 07:01:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1783260070; x=1783864870; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=NcARrbs/xdLGk7+Pwn2pFBUUtRITiV3oWliffDjtOxk=; b=em3k0l/kjzA8S4DHQwBmqWafWX8b+m4fBXFV2dEMOFfwkwoz//tFQOuqTRRTW5vG0o V39tJ5tuIV7vlKvPwwbLGa5fIP58T0UckwRnnlxr1sfOTjjzzAvEJGxaJqIccd2EdHhR natY7sqEHIdFmWJftw0VZ5uspW1avAnJeIOc3slFCVkkhXMqpMBnve+PqVqFgCaV8Snt HATH8hp5mnfQl+h6jLWhuTEG22UvFO7wHP9oCjp7QHj5uJdId6JjyLwvDLoay615ujBz JMiVH48pzZfET937KYXMYIWaYBaxtDpN2/OzIm/taAjxl1IT/EMT+20kmfl86zZT6mGY dbRw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1783260070; x=1783864870; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=NcARrbs/xdLGk7+Pwn2pFBUUtRITiV3oWliffDjtOxk=; b=YKBQx5buaKFtykQUax9kH/YO4E5qaztIw9K68kZOKiuJEaiK+r/tx6twMtRyRSvrWa PreC6eqx5sM2UaG9AlRSaIaMT0vY8x72gJQM3GBpWjB/J8x+tTJOix22IsNA+Uzq6eE7 wVtIiRsfJ/fCWXUk7cf7HC9nsM2KXFaJ3AmfwId/7Z0e3eQz3RTZOmR6s2EQq+htvIdX mCSEGKwGPfugI2KYFVK2uudJFsAbNxphrz7azewIyl5rOEspLlEb2blh08MNBj3KwHdj 3Sn7tAlp7gfpOfFknTz3FHLJItlIODkMMjIncRDMfS7QE2R4KI6aamo2uJZMk78zwo3h +gJw== X-Forwarded-Encrypted: i=1; AFNElJ8cbx3BqmRjkdaM0roq9TXZia7NhZehWxS5borjWmMOZ7QOev2geF0KbS6Ubhp6lBy3RN3PcsWiGZNBN0k=@vger.kernel.org X-Gm-Message-State: AOJu0YzIjT+DJGjqoelvUsInSXwJTeDR1+jv1ziSjTaRSs7MevPrHL64 b7xchngCf0FvP82Vlwp7u2Kv9k3J6kSQWUd+Yu6LExd3gWDkMPTNrcHt X-Gm-Gg: AfdE7ckjegvAbIgpVuzKzpqt6pV9z9EUGXMfcWdk/phYpVwlQ/qOL/Rewug+eF5XSJo Bx0SktTo4Tp5zMDSFnjBP8tG388Mlu/TBRElBKFldJPQfsmEc7ZOtxgXA65ySgl6PTp4iXphp2j fz6PQxPmy+PZPZ5TITR2C8xGTPhikiRpalqIueHTgnny95HQoYVauObDeV8dvsF0KMxIIvqAdNq r46fINx0zqj0WRbpexuxw0r3ByIEpa2zttrQUXWc+0pw8S+as0bUFVNjD3rOAbAqwdQ/eVy1HOs n1OmO8dQbmmJ/782yjM0+Lps+NkaLdCXpRTz2tLvo8bdnHdacsNQ5zZSKczZG/mYQ3FiApBtB0Z Dykuh4hGCKC79UlJQQKe1UQl/gZDKgGV8Zylzpdrj0yr2u3SEa0yLLv0EwK7ua5kje52oPs88zt lh0s/v4f9Z1cgqNIw4LxQ8DkI= X-Received: by 2002:a05:600c:6792:b0:493:b4cf:d37f with SMTP id 5b1f17b1804b1-493d11d7dd2mr74212545e9.16.1783260068120; Sun, 05 Jul 2026 07:01:08 -0700 (PDT) Received: from taln60.nuvoton.co.il ([212.199.177.18]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-493cce040b4sm275911115e9.10.2026.07.05.07.01.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 05 Jul 2026 07:01:07 -0700 (PDT) From: Tomer Maimon To: andrew@codeconstruct.com.au, wim@linux-watchdog.org, linux@roeck-us.net, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: openbmc@lists.ozlabs.org, linux-watchdog@vger.kernel.org, linux-doc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, avifishman70@gmail.com, tmaimon77@gmail.com, tali.perry1@gmail.com, venture@google.com, yuenn@google.com, benjaminfair@google.com, corbet@lwn.net, skhan@linuxfoundation.org, joel@jms.id.au Subject: [PATCH v3 1/3] dt-bindings: watchdog: npcm: add GCR syscon property Date: Sun, 5 Jul 2026 17:00:58 +0300 Message-Id: <20260705140100.1543486-2-tmaimon77@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260705140100.1543486-1-tmaimon77@gmail.com> References: <20260705140100.1543486-1-tmaimon77@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit NPCM750 and NPCM845 latch watchdog reset indications in the SoC GCR block rather than in the watchdog block itself. Add the optional nuvoton,sysgcr phandle so watchdog nodes can reference the shared GCR reset-status registers that hold those latched watchdog reset indications. This is needed by the following reset-status support, which reads those latches and reports watchdog-caused resets through bootstatus. Signed-off-by: Tomer Maimon --- .../devicetree/bindings/watchdog/nuvoton,npcm750-wdt.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/watchdog/nuvoton,npcm750-wdt.yaml b/Documentation/devicetree/bindings/watchdog/nuvoton,npcm750-wdt.yaml index 7aa30f5b5c49..99c225f166db 100644 --- a/Documentation/devicetree/bindings/watchdog/nuvoton,npcm750-wdt.yaml +++ b/Documentation/devicetree/bindings/watchdog/nuvoton,npcm750-wdt.yaml @@ -40,6 +40,12 @@ properties: clock-frequency: description: Frequency in Hz of the clock that drives the NPCM timer. + nuvoton,sysgcr: + $ref: /schemas/types.yaml#/definitions/phandle + description: + a phandle to access the GCR reset-status registers that latch + watchdog reset indications on NPCM750 and NPCM845. + required: - compatible - reg -- 2.34.1