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[23.128.96.18]) by mx.google.com with ESMTP id w11si10508004edq.29.2020.07.19.20.18.53; Sun, 19 Jul 2020 20:19:17 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=k0Vpuexk; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726846AbgGTDP7 (ORCPT + 99 others); Sun, 19 Jul 2020 23:15:59 -0400 Received: from mail.kernel.org ([198.145.29.99]:41850 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726510AbgGTDP7 (ORCPT ); Sun, 19 Jul 2020 23:15:59 -0400 Received: from dragon (80.251.214.228.16clouds.com [80.251.214.228]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2214C2080D; Mon, 20 Jul 2020 03:15:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595214958; bh=uCkjYxAEkerXacwjaaK/ELLETaL/ezoqZQTP4glVi7g=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=k0VpuexkzSq33GBOz54eUfsF1G6SxMPq/kweMHv7YQXud2WidgY4BGiMd+b22tTEb uwUyz/zygZBY5hcPKobydIl8XFk2tcZ97tVnccf5xxIzikRExfk0C7Ohqjjskl6lZu wFNRBYRVAtGFVwWbkoXSUAHM8Q/nztRgVlOB9bpo= Date: Mon, 20 Jul 2020 11:15:35 +0800 From: Shawn Guo To: Chris Healy Cc: s.hauer@pengutronix.de, stefan@agner.ch, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, festevam@gmail.com Subject: Re: [PATCH] ARM: dts: ZII: Disable HW Ethernet switch reset GPIO Message-ID: <20200720031534.GJ11560@dragon> References: <20200715212227.26436-1-cphealy@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200715212227.26436-1-cphealy@gmail.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 15, 2020 at 02:22:27PM -0700, Chris Healy wrote: > Disable Ethernet switch reset GPIO with ZII platforms that have it > enabled to sync up with existing ZII platforms that already have > it disabled. I do not follow it. The reset GPIO is part of hardware description. We shouldn't add or remove it for sake of sync-up with other platforms. Shawn > > Signed-off-by: Chris Healy > --- > arch/arm/boot/dts/vf610-zii-cfu1.dts | 2 -- > arch/arm/boot/dts/vf610-zii-spb4.dts | 2 -- > arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts | 2 -- > arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts | 2 -- > 4 files changed, 8 deletions(-) > > diff --git a/arch/arm/boot/dts/vf610-zii-cfu1.dts b/arch/arm/boot/dts/vf610-zii-cfu1.dts > index ce1920c052fc..c2668230a4c0 100644 > --- a/arch/arm/boot/dts/vf610-zii-cfu1.dts > +++ b/arch/arm/boot/dts/vf610-zii-cfu1.dts > @@ -170,7 +170,6 @@ > interrupts = <2 IRQ_TYPE_LEVEL_LOW>; > interrupt-controller; > #interrupt-cells = <2>; > - reset-gpios = <&gpio3 11 GPIO_ACTIVE_LOW>; > > ports { > #address-cells = <1>; > @@ -354,7 +353,6 @@ > pinctrl_switch: switch-grp { > fsl,pins = < > VF610_PAD_PTB28__GPIO_98 0x3061 > - VF610_PAD_PTE2__GPIO_107 0x1042 > >; > }; > > diff --git a/arch/arm/boot/dts/vf610-zii-spb4.dts b/arch/arm/boot/dts/vf610-zii-spb4.dts > index 55b4201e27f6..261317340189 100644 > --- a/arch/arm/boot/dts/vf610-zii-spb4.dts > +++ b/arch/arm/boot/dts/vf610-zii-spb4.dts > @@ -127,7 +127,6 @@ > pinctrl-names = "default"; > reg = <0>; > eeprom-length = <65536>; > - reset-gpios = <&gpio3 11 GPIO_ACTIVE_LOW>; > interrupt-parent = <&gpio3>; > interrupts = <2 IRQ_TYPE_LEVEL_LOW>; > interrupt-controller; > @@ -312,7 +311,6 @@ > > pinctrl_gpio_switch0: pinctrl-gpio-switch0 { > fsl,pins = < > - VF610_PAD_PTE2__GPIO_107 0x31c2 > VF610_PAD_PTB28__GPIO_98 0x219d > >; > }; > diff --git a/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts b/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts > index a6c22a79779e..e37b9643269b 100644 > --- a/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts > +++ b/arch/arm/boot/dts/vf610-zii-ssmb-dtu.dts > @@ -113,7 +113,6 @@ > pinctrl-names = "default"; > reg = <0>; > eeprom-length = <65536>; > - reset-gpios = <&gpio3 11 GPIO_ACTIVE_LOW>; > interrupt-parent = <&gpio3>; > interrupts = <2 IRQ_TYPE_LEVEL_LOW>; > interrupt-controller; > @@ -288,7 +287,6 @@ > > pinctrl_gpio_switch0: pinctrl-gpio-switch0 { > fsl,pins = < > - VF610_PAD_PTE2__GPIO_107 0x31c2 > VF610_PAD_PTB28__GPIO_98 0x219d > >; > }; > diff --git a/arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts b/arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts > index 3d05c894bdc0..b3d6d4b9fa9c 100644 > --- a/arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts > +++ b/arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts > @@ -141,7 +141,6 @@ > pinctrl-names = "default"; > reg = <0>; > eeprom-length = <65536>; > - reset-gpios = <&gpio3 11 GPIO_ACTIVE_LOW>; > interrupt-parent = <&gpio3>; > interrupts = <2 IRQ_TYPE_LEVEL_LOW>; > interrupt-controller; > @@ -319,7 +318,6 @@ > > pinctrl_gpio_switch0: pinctrl-gpio-switch0 { > fsl,pins = < > - VF610_PAD_PTE2__GPIO_107 0x31c2 > VF610_PAD_PTB28__GPIO_98 0x219d > >; > }; > -- > 2.21.3 >