From patchwork Mon Jul 25 11:07:02 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?QWxsZW4tS0ggQ2hlbmcgKOeoi+WGoOWLsyk=?= X-Patchwork-Id: 1660294 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4Lry1W2bjrz9sB4 for ; Mon, 25 Jul 2022 21:07:27 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234709AbiGYLHY (ORCPT ); Mon, 25 Jul 2022 07:07:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47316 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234851AbiGYLHO (ORCPT ); Mon, 25 Jul 2022 07:07:14 -0400 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8BEC419C3A; Mon, 25 Jul 2022 04:07:11 -0700 (PDT) X-UUID: a8410aebdd9143619285ac7fefbc6113-20220725 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.8,REQID:5354a8fa-27fd-480b-9633-d55c83599eaa,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:42986eb3-06d2-48ef-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: a8410aebdd9143619285ac7fefbc6113-20220725 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1179900225; Mon, 25 Jul 2022 19:07:08 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n2.mediatek.inc (172.21.101.187) 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 19:07:06 +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 19:07:06 +0800 From: Allen-KH Cheng To: Linus Walleij , Rob Herring , Krzysztof Kozlowski , Matthias Brugger CC: , , , , , , Chen-Yu Tsai , Allen-KH Cheng Subject: [PATCH v2 2/2] dt-bindings: pinctrl: mt8186: Add and use drive-strength-microamp Date: Mon, 25 Jul 2022 19:07:02 +0800 Message-ID: <20220725110702.11362-3-allen-kh.cheng@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220725110702.11362-1-allen-kh.cheng@mediatek.com> References: <20220725110702.11362-1-allen-kh.cheng@mediatek.com> MIME-Version: 1.0 X-MTK: N X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,RCVD_IN_MSPIKE_H2, SPF_HELO_PASS,SPF_PASS,UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.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 Reviewed-by: Rob Herring --- .../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>; }; }; };