From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (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 B643C4825B0; Fri, 16 Oct 2026 12:33:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792154017; cv=none; b=KBifpkFSiIHAaD3dmFIFF8iYoBI8StlLKMSS6sRnUEX+z1tuu8De303djiDo7qgF8Qq5bVrJKRUnvZxPv7ji8ikDiuvHaszplTa0JylKVbGP0pGOkF2t+Ccon6kg8KhWixqEHLTJGLhZXT3eYUq+t7JBPgLv+4qojRLe4arPFMU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792154017; c=relaxed/simple; bh=m5hJfIrVYgzyNoAPyhFPMGOJ7BJWLS/eKC+SWXbrdVE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=lskUxJjH6REssb6nzJ0uah1uxhWOArHYeQHnUyVmYctuPckWMUJECauDy0zgMLXMnUFi3jGMntxLM97gmJvabTcQXyrKqqKJvGoa8Px5auXSEfb8Umrd8AuoKIGiJZNwr9Dh8lLpnL/QDaS5caeHF8VtkOP1eV60M2aHco7Z+1o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=dVEfJGNW; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="dVEfJGNW" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1792154014; bh=m5hJfIrVYgzyNoAPyhFPMGOJ7BJWLS/eKC+SWXbrdVE=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=dVEfJGNWzq86haeY9ndZyivAyUvzSqrI57+Ovmd8GZceHLiUa/R4V3STE4rK0Vq0b gHXr96h2dv1eudtBhGCb1PR3A7GPDnEGmhOsXOUq4XWPZooem0J030HOp4M51o5i7J nKV7tIaSjq2z9dTztaLeRseclDh4iXv/zyi2k0jsZ0H2TFNaQXQmsJHc8ntN1h+iI+ HsDXkC/Ez2fpXqtzcR1KltZHWeZ5r8wzufH/EiIKoZqTAy8MivPlmaRMEP6v2zjMCH hABCcc8W8mnnEg+ZiZJylgON7BfHpI07DbPYpTn58CsBTzb0hHw0tKTUYTYz+zO4Qi EqHu4CwSMdIRQ== Received: from yukiji.home (unknown [100.64.0.131]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: laeyraud) by bali.collaboradmins.com (Postfix) with ESMTPSA id 29B6217E1509; Fri, 16 Oct 2026 14:33:33 +0200 (CEST) From: Louis-Alexis Eyraud Date: Fri, 16 Oct 2026 14:32:55 +0200 Subject: [PATCH v14 03/23] dt-bindings: ufs: mediatek,ufs: Add mt8196 variant 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: 7bit Message-Id: <20261016-mt8196-ufs-v14-3-e8d565e0cd45@collabora.com> References: <20261016-mt8196-ufs-v14-0-e8d565e0cd45@collabora.com> In-Reply-To: <20261016-mt8196-ufs-v14-0-e8d565e0cd45@collabora.com> To: Chunfeng Yun , Vinod Koul , Neil Armstrong , Manivannan Sadhasivam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Peter Wang , Chaotian Jing , Alim Akhtar , Bart Van Assche , Bean Huo , Stanley Jhu , Stanley Jhu , "James E.J. Bottomley" , "Martin K. Petersen" , Philipp Zabel , Liam Girdwood , Mark Brown Cc: kernel@collabora.com, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, Nicolas Frattaroli , Louis-Alexis Eyraud X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1792154009; l=2540; i=louisalexis.eyraud@collabora.com; s=20250113; h=from:subject:message-id; bh=Fu9MfrHRxOqGq0SuEgCjBQkvUm2tW9NvFGGI8VG1HyQ=; b=1/2z1sYlEqYqWvUjCr1bFKPYOg+fGPuR+qxM0EZDMaRkQhteiSyfOGvcrTpF7IuvlDPu870EN gSReGPSA1l+BxbjNpGO5YlgIZ6KdbTvprRO2e3se/wH9KohmybDbpTY X-Developer-Key: i=louisalexis.eyraud@collabora.com; a=ed25519; pk=CHFBDB2Kqh4EHc6JIqFn69GhxJJAzc0Zr4e8QxtumuM= From: Nicolas Frattaroli The MediaTek MT8196 SoC's UFS controller uses a different set of supplies. It is therefore not compatible with the MT8195. It also have an additional 0.9V supply pin (AVDD09_UFS_1), that is specific to this SoC, thus not currently described in the binding. Add a compatible for this SoC and new property for the additional supply, and modify the binding correspondingly. Signed-off-by: Nicolas Frattaroli Reviewed-by: Chaotian Jing Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: Rob Herring (Arm) Signed-off-by: Louis-Alexis Eyraud --- .../devicetree/bindings/ufs/mediatek,ufs.yaml | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml b/Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml index 945cb986b06b..99181ec9dda0 100644 --- a/Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml +++ b/Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml @@ -16,6 +16,7 @@ properties: - mediatek,mt8183-ufshci - mediatek,mt8192-ufshci - mediatek,mt8195-ufshci + - mediatek,mt8196-ufshci clocks: minItems: 1 @@ -60,6 +61,9 @@ properties: avdd09-supply: description: Phandle to the 0.9V supply powering the AVDD09_UFS pin + avdd09-1-supply: + description: Phandle to the 0.9V supply powering the AVDD09_UFS_1 pin + avdd12-supply: description: Phandle to the 1.2V supply powering the AVDD12_UFS pin @@ -104,6 +108,7 @@ allOf: clock-names: items: - const: main + avdd09-1-supply: false avdd12-ckbuf-supply: false - if: properties: @@ -119,6 +124,7 @@ allOf: minItems: 3 maxItems: 3 avdd09-supply: false + avdd09-1-supply: false - if: properties: compatible: @@ -131,6 +137,21 @@ allOf: clock-names: minItems: 10 avdd09-supply: false + avdd09-1-supply: false + - if: + properties: + compatible: + contains: + const: mediatek,mt8196-ufshci + then: + properties: + clocks: + minItems: 10 + clock-names: + minItems: 10 + avdd18-supply: false + required: + - operating-points-v2 examples: - | -- 2.56.0