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: 12832694 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 2794EC433EF for ; Fri, 29 Apr 2022 20:07:47 +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: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=J2DPRH2xYLW069LfLPpe5QjUFbQ+YRNJHk0VN/foYm4=; b=hBgjwxsIvuUUiW a12Pegv4ZsWD6am64p50TVdI0UttUfgduboBTurPwAf1rCOWqaFh5XtnqqrPWFNP4Rt+NeuMRoIKd B+oKyUOEJ2xMejrmM74wjVQFss2fcmc3i9yIRbPXHE+G2sF0wgMHa42ypBLVQ7iJJymZkLtP6XLht S7yuDaaTGKR+QMmZzKMHHLLXdOBGnpV3EY8A9epVqrtor+i+LKTm271KYxxsl3I2Za165doQNs8Xa 7BGrITvpGzrZ/BfhAxpSMOhcp8p0MULrUrJ5PUPhfVOehOPcOCLLLc/XzlRLJQKwTWV0zFbUXKavN 9WGCGHCo3bQfUUzmq+Pg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nkWtA-00CP8e-HR; Fri, 29 Apr 2022 20:06:52 +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 1nkWt4-00CP5e-Qh; Fri, 29 Apr 2022 20:06:48 +0000 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220429_130647_033021_AEF4F1AC X-CRM114-Status: UNSURE ( 8.87 ) X-CRM114-Notice: Please train this message. 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 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