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[34.77.178.169]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-38a8e38d013sm17854174f8f.58.2025.01.15.04.47.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Jan 2025 04:47:27 -0800 (PST) From: Tudor Ambarus Date: Wed, 15 Jan 2025 12:47:17 +0000 Subject: [PATCH v2] dt-bindings: mailbox: update description to allow #mbox-cells = <0>; Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250115-dt-bindings-mbox-cells-v2-1-15a39137eacf@linaro.org> X-B4-Tracking: v=1; b=H4sIAFSuh2cC/x3MwQpAQBCA4VfRnE2xuxSvIgdrBlMs7UhK3t3m+ B3+/wHlKKzQZg9EvkRlDwkmz2BchjAzCiWDKUxVlGWFdKKXQBJmxc3vN468rorkbU3WOOeaCVJ 8RJ7k/sdd/74fHr/+EGgAAAA= To: Jassi Brar , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Tudor Ambarus , Krzysztof Kozlowski X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1736945247; l=1425; i=tudor.ambarus@linaro.org; s=20241212; h=from:subject:message-id; bh=qPxwmuY5oZf0vTQpASy6/YX60s01rsdmhjsyaKUOG7M=; b=Q32zXg8Ob9ksjYIgeGAoTWAfmzqNTB5ke/EA+teYSLxveW8sJeGIoqiBYKYODYbDKOi9dYLn9 7Kq4DoxwDauAJxGMZmy6x88r1nFRhomWl68plcQ6grEXEEPNrtPxIeq X-Developer-Key: i=tudor.ambarus@linaro.org; a=ed25519; pk=uQzE0NXo3dIjeowMTOPCpIiPHEz12IA/MbyzrZVh9WI= brcm,bcm2835-mbox and mtk,adsp-mbox allow #mbox-cells =3D <0>; Update documentation to reflect that #mbox-cells with zero value is allowed. Signed-off-by: Tudor Ambarus Acked-by: Krzysztof Kozlowski --- Changes in v2: - update commit message, add Krzysztof's Acked-by tag, spin-off from intial patch set. - initial version was proposed at: Link: https://lore.kernel.org/linux-arm-kernel/20241220-acpm-v4-upstream-= mbox-v6-1-a6942806e52a@linaro.org/ --- Documentation/devicetree/bindings/mailbox/mailbox.txt | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/mailbox/mailbox.txt b/Docume= ntation/devicetree/bindings/mailbox/mailbox.txt index af8ecee2ac68..fc31a4a3b637 100644 --- a/Documentation/devicetree/bindings/mailbox/mailbox.txt +++ b/Documentation/devicetree/bindings/mailbox/mailbox.txt @@ -6,8 +6,7 @@ assign appropriate mailbox channel to client drivers. * Mailbox Controller =20 Required property: -- #mbox-cells: Must be at least 1. Number of cells in a mailbox - specifier. +- #mbox-cells: Must be at least 0. Number of cells in a mailbox specifier. =20 Example: mailbox: mailbox { --- base-commit: 5bc55a333a2f7316b58edc7573e8e893f7acb532 change-id: 20250115-dt-bindings-mbox-cells-db36d324449f Best regards, --=20 Tudor Ambarus