From patchwork Wed May 25 15:57:13 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= X-Patchwork-Id: 12861414 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 8EA18C433F5 for ; Wed, 25 May 2022 15:59:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=XPBMmr+OZULmWVDodBWOFa8+uGJGL3F6ornc0S6ukNk=; b=dfRS88Aw9hlxIT XkqYjORsAw/d5cBahc4VmPPxg14DvH7CaP2upqgzZMxeE27rOlgaIBdqwjdGLDF0SmzfPXGKozLRP YopJTHYELDgmOVgxhAZzTgQyeWxE1z9RzxzDma03NxE0n68XzNUei2Mvst9JNx996eDu58d7Nsfke f/xSkCv/UxhSQd26iKM4g7i5bgNpxXng/r0s08J/NbRE3k057ukjEWFEmX/gV91EuWdPWo75fHejn CuiDe1+RtIN0lMnssNwtmG/TZ2noGVcOB3OIuiaG8PEq+3i+5n0V+4mTDSImpU2lM2PX6jf/bFdhu FoGMFJMcLEGmuTU23cxw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nttOe-00Bj3b-Av; Wed, 25 May 2022 15:58:04 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nttO2-00Biqn-8E; Wed, 25 May 2022 15:57:27 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: nfraprado) with ESMTPSA id CCF8D1F45159 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1653494243; bh=KsiEYfGpxg0O1y1KjTtQ242A3Duo08kD4AXp8U0Hc0E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=l+VX70OMMYa1KMnuEIF7mYLU973wrz8OAvlyiDiy/UivnsZSnWQmH+D4532vb9MN1 XcK44xZap/3ZSDQW8TkgmjVoVaZ/Ua4mUadChfoWBVVBbfwvvtnSuJsRHc3MnxFS2O dFNw+COY5gsY0cPPRcOPsG9QgjLiFGM9FHXxiFD1TAI1TEFX2y1nDvEw3NCFFKwrmS EL6w6imihlGytimwVmB2RM2apTjF/iNALVbN+aXwkjhK8lzJ5F6eiCWa+RBesinoGh 8h46Qroc3DFeFFhh20UhRdcX1fADM4Gf/MvdNXYkaiS5dyjD9r1LFfwn2QiM/1Ffwx hqmswncX+O6Sg== From: =?utf-8?b?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= To: Linus Walleij Cc: kernel@collabora.com, AngeloGioacchino Del Regno , =?utf-8?b?TsOtY29sYXMgRi4gUi4gQS4gUHJhZG8=?= , Krzysztof Kozlowski , Matthias Brugger , Rob Herring , Sean Wang , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org Subject: [PATCH v1 1/2] dt-bindings: pinctrl: mt8192: Add drive-strength-microamp Date: Wed, 25 May 2022 11:57:13 -0400 Message-Id: <20220525155714.1837360-2-nfraprado@collabora.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220525155714.1837360-1-nfraprado@collabora.com> References: <20220525155714.1837360-1-nfraprado@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220525_085726_520690_94BAEC35 X-CRM114-Status: GOOD ( 13.21 ) 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 Commit e5fabbe43f3f ("pinctrl: mediatek: paris: Support generic PIN_CONFIG_DRIVE_STRENGTH_UA") added support for using drive-strength-microamp instead of mediatek,drive-strength-adv. Since there aren't any users of mediatek,drive-strength-adv on mt8192 yet, remove this property and add drive-strength-microamp in its place, which has a clearer meaning. Fixes: 4ac68333ff6d ("dt-bindings: pinctrl: mt8192: Add mediatek,drive-strength-adv property") Signed-off-by: Nícolas F. R. A. Prado Reviewed-by: Rob Herring Reviewed-by: AngeloGioacchino Del Regno --- .../bindings/pinctrl/pinctrl-mt8192.yaml | 27 ++----------------- 1 file changed, 2 insertions(+), 25 deletions(-) diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml index c90a132fbc79..8ede8b750237 100644 --- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml @@ -80,31 +80,8 @@ patternProperties: dt-bindings/pinctrl/mt65xx.h. It can only support 2/4/6/8/10/12/14/16mA in mt8192. enum: [2, 4, 6, 8, 10, 12, 14, 16] - mediatek,drive-strength-adv: - description: | - Describe the specific driving setup property. - For I2C pins, the existing generic driving setup can only support - 2/4/6/8/10/12/14/16mA driving. But in specific driving setup, they - can support 0.125/0.25/0.5/1mA adjustment. If we enable specific - driving setup, the existing generic setup will be disabled. - The specific driving setup is controlled by E1E0EN. - When E1=0/E0=0, the strength is 0.125mA. - When E1=0/E0=1, the strength is 0.25mA. - When E1=1/E0=0, the strength is 0.5mA. - When E1=1/E0=1, the strength is 1mA. - EN is used to enable or disable the specific driving setup. - Valid arguments are described as below: - 0: (E1, E0, EN) = (0, 0, 0) - 1: (E1, E0, EN) = (0, 0, 1) - 2: (E1, E0, EN) = (0, 1, 0) - 3: (E1, E0, EN) = (0, 1, 1) - 4: (E1, E0, EN) = (1, 0, 0) - 5: (E1, E0, EN) = (1, 0, 1) - 6: (E1, E0, EN) = (1, 1, 0) - 7: (E1, E0, EN) = (1, 1, 1) - So the valid arguments are from 0 to 7. - $ref: /schemas/types.yaml#/definitions/uint32 - enum: [0, 1, 2, 3, 4, 5, 6, 7] + drive-strength-microamp: + enum: [125, 250, 500, 1000] mediatek,pull-up-adv: description: |