From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zeus03.de (zeus03.de [194.117.254.33]) (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 C5CC2385D78 for ; Wed, 26 Aug 2026 08:35:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787733333; cv=none; b=SZLSLTDuC1NITiNB3TE30dvh6topr1W8kiqZ4ttuHtJfwfR7NVSijQYUUVcXls1AJk00AIgXyx0ZKKG/mlUhDYxyPeSrcZFWgmZw20Bw6b9TU2sVUBeUC87ONPgDQcR4fPxrQLu5sDNjSupF3+ysC/zC9FA3dYa+lIbxGuVlgaY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787733333; c=relaxed/simple; bh=8UkJs7+Yd83Q9YwRtqpurP1qoy033P6wwjcxhPZj8ek=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=q+8x5/Ef6aJD5qszOfMpO+0vWwD4l+Na8Iwgz2kl5gSLxgDf35hpLVgpd377CdMDzcF3yvd8QHt6hg0u68FB/hAWJ0A2/Tv2sfJiXVl1RZC1IHFsXFdqQQpnymdtPSTqLYy9k+Fl5TRh8iC7mJ9BcKhqYF1FcXkQToOINiJPAaY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=F7nYnkRP; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="F7nYnkRP" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=from:to:cc:subject:date:message-id :mime-version:content-transfer-encoding; s=k1; bh=vmwm2m/Tv9tEIQ bYfD+UllBk4kUwIEKqx5biQMcjaRY=; b=F7nYnkRPA7keDGmNekZsWZeeePQZcu fYQRpPYZnOZssShs6wmtE01ZFN9Qo3A29kTiaMLMdm9J/hvAFPhu8EHzJ3IcXtW0 /cBBUwdZsZi9VBFF4QNODa0rKuKBH2ATnatQx6EoTffFxC8bigb6a6EVEZa5Xo7y DDXenFwHtWjkYrzR+ch8ZgJbFUHl3X+84TOuwkKqpKwtApno94JmG+WY9iT/pzVc DO+8XkmHgVtQUMinlFLviUG1hPpqGMtlOycBeqvlR0Ee2wm7FWDnV6LismWJv8SJ qsglpdsZnTGbJdwrqELAk8I+x9dS084HcCBjPSwoS4DCmV2FCEsYJCuA== Received: (qmail 788513 invoked from network); 26 Aug 2026 10:35:28 +0200 Received: by mail.zeus03.de with UTF8SMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 26 Aug 2026 10:35:28 +0200 X-UD-Smtp-Session: l3s3148p1@EPz+Ge9ZHOMujnsh From: Wolfram Sang To: linux-renesas-soc@vger.kernel.org Cc: Wolfram Sang , Andi Shyti , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Geert Uytterhoeven , Magnus Damm , linux-i2c@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2] dt-bindings: i2c: renesas,rcar-i2c: allow 6 DMA channels Date: Wed, 26 Aug 2026 10:34:23 +0200 Message-ID: <20260826083524.6056-2-wsa+renesas@sang-engineering.com> X-Mailer: git-send-email 2.47.3 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit R-Car Gen5 can make use of it. Signed-off-by: Wolfram Sang --- Change since v1: add check for limit on Gen3/4. .../bindings/i2c/renesas,rcar-i2c.yaml | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/i2c/renesas,rcar-i2c.yaml b/Documentation/devicetree/bindings/i2c/renesas,rcar-i2c.yaml index f9ede03c3287..bfd486be0109 100644 --- a/Documentation/devicetree/bindings/i2c/renesas,rcar-i2c.yaml +++ b/Documentation/devicetree/bindings/i2c/renesas,rcar-i2c.yaml @@ -83,14 +83,14 @@ properties: dmas: minItems: 2 - maxItems: 4 + maxItems: 6 description: Must contain a list of pairs of references to DMA specifiers, one for transmission, and one for reception. dma-names: minItems: 2 - maxItems: 4 + maxItems: 6 items: enum: - tx @@ -137,6 +137,20 @@ allOf: dmas: false dma-names: false + - if: + properties: + compatible: + contains: + enum: + - renesas,rcar-gen3-i2c + - renesas,rcar-gen4-i2c + then: + properties: + dmas: + maxItems: 4 + dma-names: + maxItems: 4 + - if: properties: compatible: -- 2.47.3