From patchwork Thu Jun 30 13:15:43 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12901825 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 E45A1C43334 for ; Thu, 30 Jun 2022 13:16:59 +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: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:In-Reply-To:References: List-Owner; bh=0txL8lJlE98Cw1pDdbdfd0Nbyruy6cXSjYoge6eKCtw=; b=06AQlmYGr/VqLX Uug4yuj1e4UN5XcFb6FJaegp4xXRUr8XO0/NEYopS8TP10DISGtOCUezR66W+afOyGkHz7NomjShG 92HUeZIZ+2MN/m2WlNE7yDIXo1MN+tX1kYmr/+yhhDMa7VinHlVg7HVm0mw1n5ngO3LonAVb0sO/H yRPnodqU+C6KRAn7OmDs+6hJ4iXug3nBEJV4mQySa37OYZ8BzZpnEAwBNDUFiNTHOfzeFgBF8M/mY xA1uoacd091sNQDO6CVkYUB4eJtrWeDBuMTgJzlljDU17Ccc6sHgxcVx5F094x/K4LzPZdHQp3CtZ IXVrCPVbAVFChoy8RnHA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o6u1R-00HFpT-GC; Thu, 30 Jun 2022 13:15:53 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o6u1O-00HFoT-Fb; Thu, 30 Jun 2022 13:15:52 +0000 Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (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: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 30561660193B; Thu, 30 Jun 2022 14:15:48 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1656594948; bh=mXj0tGABrhs2twtkLJTs6KED1Ej73CKEqHJRlvIRmkQ=; h=From:To:Cc:Subject:Date:From; b=P2utmyG7OaeInNeQPLF5I3L8zASXrtlmlz7Gh2pENo0iUGqD7Xaq2wm9JhWybtmT/ UZhvCidCb3wDIkGJYdceOMgAy8JHx1gz7DdS7jqeSjouAtWXh+3w54VOIM662NefbW 7ctAinBcUWFp5X0q2I8Tw4EQSTniH7JsfTX3lTsZQdhjUE2Vo2QavgS0Djb5tQzgQA SHf97WvIaPfx63+EI7EUr/0AKioAkrD6ZDdtq7GQ9f3Bl6JFOoZTOvJWk64RpSlQy1 3Fq7/r2ngpYhEUOios4dWrsm6NVQf6bZ/rxPn4jidC6xnplF/Kyb+tmlLWDQus41qi 4Un286oT62mQw== From: AngeloGioacchino Del Regno To: linus.walleij@linaro.org Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, sean.wang@mediatek.com, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, nfraprado@collabora.com, AngeloGioacchino Del Regno Subject: [PATCH] dt-bindings: pinctrl: mt8195: Add and use drive-strength-microamp Date: Thu, 30 Jun 2022 15:15:43 +0200 Message-Id: <20220630131543.225554-1-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220630_061550_697696_3E1B6FE5 X-CRM114-Status: GOOD ( 10.27 ) 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 As was already done for MT8192 in commit b52e695324bb ("dt-bindings: pinctrl: mt8192: Add drive-strength-microamp"), replace the custom mediatek,drive-strength-adv property with the standardized pinconf 'drive-strength-microamp' one. Similarly to the mt8192 counterpart, there's no user of property 'mediatek,drive-strength-adv', hence removing it is safe. Fixes: 69c3d58dc187 ("dt-bindings: pinctrl: mt8195: Add mediatek,drive-strength-adv property") Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Rob Herring Reviewed-by: Nícolas F. R. A. Prado --- .../bindings/pinctrl/pinctrl-mt8195.yaml | 27 ++----------------- 1 file changed, 2 insertions(+), 25 deletions(-) diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml index b0fea44403e7..85e96a5e1708 100644 --- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8195.yaml @@ -100,31 +100,8 @@ patternProperties: drive-strength: 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] bias-pull-down: oneOf: