From patchwork Fri Apr 29 20:06:37 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: 568344 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0F818C433FE for ; Fri, 29 Apr 2022 20:06:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239462AbiD2UKE (ORCPT ); Fri, 29 Apr 2022 16:10:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49566 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351462AbiD2UKD (ORCPT ); Fri, 29 Apr 2022 16:10:03 -0400 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 347D32E089; Fri, 29 Apr 2022 13:06:44 -0700 (PDT) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: nfraprado) with ESMTPSA id CC2F51F469D0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1651262803; bh=JRAg129iDB2/5CSYNVbbLVuyBCrEuyoaGLVzHKyj2fQ=; h=From:To:Cc:Subject:Date:From; b=RapoQLJhI54F0hG0vEaHBbuBphCdk16JCXEz99skfhaqxplQKqZ1A13z8r+P5xcWf vxSi8LrandGByTy8WQnwInxs7mYzXrHMGb2dwQjh7SvCm8EhpXG/xMOhhb37a+XVit Wbpk1Q6+KCz534aszmtjngOfSuE1KOLvYtd37kuYJTw7r8d08XkGAdzQlgkeIwl2Fa YREqh+nPIsskVk1lwHdOfnMJp8KeTWzCyBPmSJywfPhhjT3tftBlm5y42imQxavwRF wAQ1sHqC/Z8XF5Ql805WrNduQnFdOJX71pSBQQdzkXX6pHRgn8LD0UNgUgoyYXN5iZ Vlo8xTCE8aKew== 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] dt-bindings: pinctrl: mt8192: Add mediatek,pull-down-adv property Date: Fri, 29 Apr 2022 16:06:37 -0400 Message-Id: <20220429200637.2204937-1-nfraprado@collabora.com> X-Mailer: git-send-email 2.36.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add the mediatek,pull-down-adv property to the pinctrl-mt8192 dt-binding to allow configuring pull-down resistors on the pins of MT8192. It is the same as in mt8183-pinctrl. Signed-off-by: Nícolas F. R. A. Prado --- .../devicetree/bindings/pinctrl/pinctrl-mt8192.yaml | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml index c90a132fbc79..e462f49eae6f 100644 --- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mt8192.yaml @@ -117,6 +117,17 @@ patternProperties: $ref: /schemas/types.yaml#/definitions/uint32 enum: [0, 1, 2, 3] + mediatek,pull-down-adv: + description: | + Pull down settings for 2 pull resistors, R0 and R1. User can + configure those special pins. Valid arguments are described as below: + 0: (R1, R0) = (0, 0) which means R1 disabled and R0 disabled. + 1: (R1, R0) = (0, 1) which means R1 disabled and R0 enabled. + 2: (R1, R0) = (1, 0) which means R1 enabled and R0 disabled. + 3: (R1, R0) = (1, 1) which means R1 enabled and R0 enabled. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2, 3] + bias-pull-down: true bias-pull-up: true