From patchwork Wed Nov 27 16:42:19 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frieder Schrempf X-Patchwork-Id: 13887216 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B0219D6ACF6 for ; Wed, 27 Nov 2024 16:47:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=5HvescA7ggE2G2W5BNg1EgLCr4WOqo5gIMehYGZzaE8=; b=uvaubqtNXMOHS6c9mumr9hNA5A rqbDYAd9Mz+tWyjjB/6qsVBGBmVQx4QYVzhxw32XUAO+Ck8+X3xnN/3lgGtdXUvID8oihgM6PNcIX cLXiYk4fT8HGO+LWb4TvgBhIgK5i/T8MY49xxg9txG9aZg+I5zlSyofrUc0o7QXmK0EyHm78KSU2R DwSn++pzrXstqEhAB5DckCELsWwRV9L2pfJb0iv5wqqWageYl6LcnVB00WTgaLlZkgojYa65XuOhw UQ3V8Rm2dJynmvlDv3PQWiXGqmfcLoyhHYqEJr+2DBRAO48E1KYcHS7+vQU1sUbXmmv5FaBp/wz3H 0mHt90qw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tGLCT-0000000DfyA-3Qn2; Wed, 27 Nov 2024 16:47:37 +0000 Received: from mail.fris.de ([116.203.77.234]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tGL9b-0000000DfDS-0vJ6 for linux-arm-kernel@lists.infradead.org; Wed, 27 Nov 2024 16:44:41 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id EBB17BFB94; Wed, 27 Nov 2024 17:44:33 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fris.de; s=dkim; t=1732725874; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=5HvescA7ggE2G2W5BNg1EgLCr4WOqo5gIMehYGZzaE8=; b=T7BE4FLRgYCezCzoNq4KpzDkWOO8N01zGOc8BESWb1Z/Ve1VCRp3pEVhWc/jODEP/f3PJv IS1dz85eEh4nSQv3UsQ6PhqNPvxmN+6JZNFPKqgjGgJ7JwkPR1SxNmWifDigV+tJrxCv50 Y3m3Nc86IxwlaVg91NF5wtrI5GWAWi1etXR9WVmdU0Gm/bJrRcq/oMco+6sbt0xQfLEWdA 7c9/bjdxIMB8qNGzfOIFhI8QYAIdsSOPH7E0JyCnx47wBTk21Hc5gsg8FW+9lZ5XovkPS4 +SCxrie03YH51r6vJCfel57g9tBD9JaJWLvTuTdsGxr/K/ojy6AVT4XQKTl/Vw== From: Frieder Schrempf To: linux-arm-kernel@lists.infradead.org, Marek Vasut , Conor Dooley , devicetree@vger.kernel.org, Krzysztof Kozlowski , Liam Girdwood , linux-kernel@vger.kernel.org, Mark Brown , Rob Herring , Robin Gong Cc: Frieder Schrempf , Joy Zou , Krzysztof Kozlowski Subject: [PATCH v2 03/11] dt-bindings: regulator: pca9450: Document nxp,sd-vsel-fixed-low property for LDO5 Date: Wed, 27 Nov 2024 17:42:19 +0100 Message-ID: <20241127164337.613915-4-frieder@fris.de> In-Reply-To: <20241127164337.613915-1-frieder@fris.de> References: <20241127164337.613915-1-frieder@fris.de> MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241127_084439_406898_B234E039 X-CRM114-Status: GOOD ( 11.09 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Frieder Schrempf This new property can be used for boards which have the SD_VSEL tied to a fixed low level. The voltage of LDO5 is therefore only controlled by writing to the LDO5CTRL_L register. Signed-off-by: Frieder Schrempf --- Changes for v2: * new patch --- .../bindings/regulator/nxp,pca9450-regulator.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml b/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml index 5d0d684186c96..0e19c54aa5f8a 100644 --- a/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml +++ b/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml @@ -49,6 +49,12 @@ properties: Properties for single LDO5 regulator. properties: + nxp,sd-vsel-fixed-low: + type: boolean + description: + Let the driver know that SD_VSEL is hardwired to low level and + there is no GPIO to get the actual value from. + sd-vsel-gpios: description: GPIO that can be used to read the current status of the SD_VSEL