From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 659C3217723; Tue, 15 Sep 2026 09:04:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789463077; cv=none; b=MP0haAhI24p2yx8cy8LsPcC/m/ZbtSQ06Hh0UrdK4WBGrCupyep2kNvaKx0Hl0IcFLN1Ub20zjuTLG0YnceMdEVoWpxasZFcbGxTmNxYD9UGgJuTOte251HTA88AK/HvhaKHMjELujNIL8WFGn8GwVmOFXqMWncrcGLGVsn42m8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789463077; c=relaxed/simple; bh=GG48I8OWLWCSwjZr3rcBebDHnJKLfxy+gd5eLuX2XAo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=oqqE1TyF8qGhkt9shnPGb0C9atnewFu/W05dr96xmHihbEig97O/mb9Ns1Jr72ec7zInp9aK6mZVT+SO5cUVf/X5eBQOdUnrGxUaksVLCWc1TSf90HhlwSOldcayOOY1MK41Lj8Mtal5QHoQOVsjiyWqfB07n7dhHesD2yE+OZU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RtmCRRAb; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="RtmCRRAb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6CACD1F000FF; Tue, 15 Sep 2026 09:04:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789463075; bh=zthCAJeSZpEWPywmDOQWxavC456glJ2WFVFFKTOL7DI=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=RtmCRRAb0iFKzgb5tVG5KbJPE3N6ACkkgtVipfBxrrxmkoMSm8j7V+eoz0JHfsAHE pkSvL8oei6rjfNcYglnAMRlAq8oKUvWELGIyVYNB1k6G2wAXv8/TFiWLmSlgvdhT/k 9HGg3xxik7+XXJQIe7dX/88QUeOCBuEqsnSxJuSVw1frBVSdSRP9nL4EDQTDp/7xCs 48HS/twhh9xHhd1IpQVAtZnmREbtJNUJoXCVbk/TOEUnoL8Io4CvLdY6slPLXpcfcR DfWUs8mkVwVFYIsVxevsOSQ+GYKrs8bXVRGzUUl41h0DZLd22nT6Q4CCPhoz657mlO bs5UPlNikpRpA== Date: Tue, 15 Sep 2026 09:04:33 +0000 From: Yixun Lan To: Troy Mitchell Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Guenter Roeck , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Jonathan Corbet , Shuah Khan , Randy Dunlap , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-doc@vger.kernel.org Subject: Re: [PATCH v5 5/6] riscv: dts: spacemit: Add K3 I2C6 pinctrl state Message-ID: <20260915090433-GKA266329@kernel.org> References: <20260914-ctl2301-v5-0-b44b81cd2c3c@linux.dev> <20260914-ctl2301-v5-5-522def70acb4@linux.dev> Precedence: bulk X-Mailing-List: linux-hwmon@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260914-ctl2301-v5-5-522def70acb4@linux.dev> Hi Troy, On 16:18 Mon 14 Sep , Troy Mitchell wrote: > Add the K3 I2C6 pinctrl state used by boards that route I2C6 to pads 7 > and 8. Use a 25 mA drive strength, which is supported for both K3 IO > voltage domains, and leave board-specific IO voltage selection to board > files. > > Signed-off-by: Troy Mitchell > --- > arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi | 11 +++++++++++ > 1 file changed, 11 insertions(+) > Reviewed-by: Yixun Lan > diff --git a/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi b/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi > index 6482d24be1394..cb4f4f4e33aff 100644 > --- a/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi > +++ b/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi > @@ -101,6 +101,17 @@ i2c2-1-pins { > }; > }; > > + /omit-if-no-ref/ > + i2c6_1_cfg: i2c6-1-cfg { > + i2c6-1-pins { > + pinmux = , /* i2c6 scl */ > + ; /* i2c6 sda */ > + > + bias-pull-up = <0>; > + drive-strength = <25>; > + }; > + }; > + > /omit-if-no-ref/ > i2c8_cfg: i2c8-cfg { > i2c8-pins { > > -- > 2.55.0 > -- Yixun Lan (dlan) From mboxrd@z Thu Jan 1 00:00:00 1970 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 B7310C88E53 for ; Tue, 15 Sep 2026 09:04:51 +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:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=G4pHhw639qG2C5Kgc53HOfMCGnX48JIWRCf+fAX0p/k=; b=x39lzhy9qIchfq Ho7Eu8K8Iy/8X5ait9osAr/n6THqu3Ff5vVOvm7s+MpCQkz9qqdnel6sEr7ZhHaS3MiZcsPtebUW3 chKpdioLteg3cG9400orLbcFFSuNYu7Y3be47PwLfI7ZLsTbGN4sk4DZseWCer25tARfjSDfYv6at KIhI2v6X0KfloFp2JLMtaczUlwvYTiztHIhxmlHFzcwVEzdmWOrZtfKOqqoj2yeEiN18WHzcimqzm Ki3n7b5D5mlQfRGP9MIWK965AK1OhhD7j6BYlCe6AwpZhX7jbqpeMOeJmidkPGHUX+M8/xwF/cboC 61LND1nIr5XGWSco1PsA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x6P5h-00000005jXA-2sGi; Tue, 15 Sep 2026 09:04:37 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x6P5g-00000005jWp-2hRR for linux-riscv@lists.infradead.org; Tue, 15 Sep 2026 09:04:36 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 0EA74432AD; Tue, 15 Sep 2026 09:04:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6CACD1F000FF; Tue, 15 Sep 2026 09:04:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789463075; bh=zthCAJeSZpEWPywmDOQWxavC456glJ2WFVFFKTOL7DI=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=RtmCRRAb0iFKzgb5tVG5KbJPE3N6ACkkgtVipfBxrrxmkoMSm8j7V+eoz0JHfsAHE pkSvL8oei6rjfNcYglnAMRlAq8oKUvWELGIyVYNB1k6G2wAXv8/TFiWLmSlgvdhT/k 9HGg3xxik7+XXJQIe7dX/88QUeOCBuEqsnSxJuSVw1frBVSdSRP9nL4EDQTDp/7xCs 48HS/twhh9xHhd1IpQVAtZnmREbtJNUJoXCVbk/TOEUnoL8Io4CvLdY6slPLXpcfcR DfWUs8mkVwVFYIsVxevsOSQ+GYKrs8bXVRGzUUl41h0DZLd22nT6Q4CCPhoz657mlO bs5UPlNikpRpA== Date: Tue, 15 Sep 2026 09:04:33 +0000 From: Yixun Lan To: Troy Mitchell Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Guenter Roeck , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Jonathan Corbet , Shuah Khan , Randy Dunlap , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-doc@vger.kernel.org Subject: Re: [PATCH v5 5/6] riscv: dts: spacemit: Add K3 I2C6 pinctrl state Message-ID: <20260915090433-GKA266329@kernel.org> References: <20260914-ctl2301-v5-0-b44b81cd2c3c@linux.dev> <20260914-ctl2301-v5-5-522def70acb4@linux.dev> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20260914-ctl2301-v5-5-522def70acb4@linux.dev> X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Hi Troy, On 16:18 Mon 14 Sep , Troy Mitchell wrote: > Add the K3 I2C6 pinctrl state used by boards that route I2C6 to pads 7 > and 8. Use a 25 mA drive strength, which is supported for both K3 IO > voltage domains, and leave board-specific IO voltage selection to board > files. > > Signed-off-by: Troy Mitchell > --- > arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi | 11 +++++++++++ > 1 file changed, 11 insertions(+) > Reviewed-by: Yixun Lan > diff --git a/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi b/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi > index 6482d24be1394..cb4f4f4e33aff 100644 > --- a/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi > +++ b/arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi > @@ -101,6 +101,17 @@ i2c2-1-pins { > }; > }; > > + /omit-if-no-ref/ > + i2c6_1_cfg: i2c6-1-cfg { > + i2c6-1-pins { > + pinmux = , /* i2c6 scl */ > + ; /* i2c6 sda */ > + > + bias-pull-up = <0>; > + drive-strength = <25>; > + }; > + }; > + > /omit-if-no-ref/ > i2c8_cfg: i2c8-cfg { > i2c8-pins { > > -- > 2.55.0 > -- Yixun Lan (dlan) _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv