From patchwork Mon Jul 25 10:02:53 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Allen-KH Cheng X-Patchwork-Id: 12927955 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 E2E52C43334 for ; Mon, 25 Jul 2022 10:34:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: 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=nILtHLydSXMq9PPdi+HQavKsuwxZeFyrVjcmsdtP7M0=; b=vcmrg0G6P2z4Bw ZOn/aaACmCzBXezWD6zQ1KXEMQwJf3irQNLODOxc7bSmfkX38W33ExItF6VH1aq3VtDvGaUWKbk/m rx+NTTE0qoUUPujTSYqHWRoW3AyJoy0QHqCFXtNggxetIkMRebgT5ma7MM7NYHL5jECcFCsOfsxiR OJwVeDcl+QSdrJZYZ2z2MZ7RINz4Eg1LkQIswnCbj6MuB3p9ndSYZnnzquMvWlZJ/phFUuCFCAHov ZblwQx3xOllPTNbz1PVFUzGTQ6IFeygdat0oEsTCxmWaifQDHa/Ta8EmAhf/g/JabUjtZ6rcX6lcp 3vkx6iE1haOQ6lVAW+Bg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oFvPL-008HxO-Hb; Mon, 25 Jul 2022 10:33:51 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oFvPI-008Hvs-9r; Mon, 25 Jul 2022 10:33:49 +0000 X-UUID: 0a26343059264c67adc96d8373a8b169-20220725 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.8,REQID:e21c991e-b927-4a2e-b567-38b40fc221ab,OB:0,LO B:0,IP:0,URL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACTI ON:release,TS:0 X-CID-META: VersionHash:0f94e32,CLOUDID:91e66db3-06d2-48ef-b2dd-540836705165,C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:0,File:nil ,QS:nil,BEC:nil,COL:0 X-UUID: 0a26343059264c67adc96d8373a8b169-20220725 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 626220544; Mon, 25 Jul 2022 03:33:43 -0700 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Mon, 25 Jul 2022 18:03:05 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Mon, 25 Jul 2022 18:03:05 +0800 From: Allen-KH Cheng To: Linus Walleij , Rob Herring , Krzysztof Kozlowski , Matthias Brugger CC: , , , , , , Chen-Yu Tsai , Allen-KH Cheng Subject: [PATCH 2/2] dt-bindings: pinctrl: mt8186: Add and use drive-strength-microamp Date: Mon, 25 Jul 2022 18:02:53 +0800 Message-ID: <20220725100253.10687-3-allen-kh.cheng@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220725100253.10687-1-allen-kh.cheng@mediatek.com> References: <20220725100253.10687-1-allen-kh.cheng@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220725_033348_370582_595C701F X-CRM114-Status: GOOD ( 12.86 ) 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. Similarly to the mt8192 and mt8195, there's no user of property 'mediatek,drive-strength-adv', hence removing it is safe. Fixes: 338e953f1bd1(dt-bindings: pinctrl: mt8186: add pinctrl file and binding document) Signed-off-by: Allen-KH Cheng Reviewed-by: AngeloGioacchino Del Regno --- .../bindings/pinctrl/pinctrl-mt8186.yaml | 29 ++----------------- 1 file changed, 3 insertions(+), 26 deletions(-) diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8186.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8186.yaml index 6784885edc5c..1eeb885ce0c6 100644 --- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8186.yaml +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8186.yaml @@ -107,31 +107,8 @@ 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: @@ -293,7 +270,7 @@ examples: pinmux = , ; bias-pull-up = ; - mediatek,drive-strength-adv = <7>; + drive-strength-microamp = <1000>; }; }; };