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 X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 419DAC433E1 for ; Thu, 14 May 2020 12:53:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2154D206A5 for ; Thu, 14 May 2020 12:53:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=st.com header.i=@st.com header.b="aqMOulBA" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726304AbgENMxf (ORCPT ); Thu, 14 May 2020 08:53:35 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:12874 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725955AbgENMxe (ORCPT ); Thu, 14 May 2020 08:53:34 -0400 Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 04ECqOfG012268; Thu, 14 May 2020 14:53:08 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=subject : to : cc : references : from : message-id : date : mime-version : in-reply-to : content-type : content-transfer-encoding; s=STMicroelectronics; bh=nHSWD3rAvd4p9vuLYKA3ZWiKVn+Vm2Lf+IPFO5a7YEk=; b=aqMOulBAvl+8xoCgiDgMnbTqfEe79LvSFqONLc7j5PE6Hpuh1hW6OjVpaMaDDCalnUim asRk0IBE6JIzsW0gKEpec3FgCSv+4gBMntCJHSqfdnBmCy5rXRn5/tgT0Debk3c5oZVg ywFW1sS8IYwPOP1RK4gTQBxMzEoJh1T4kbeURsD6gyvIBPzugWOuT+NJL2j9OX5m1SME zZZumUCD5bLXiTFkt0v+jhyyatlDh0HlK3Fu6fHTi5xeEXGr972vRrahzpV5PveXxKWX 31xMuAnpAko1YAR9rsPFP0oh3/YyYzbjxVRINoHrOfZwEgFT8YHKIW0oAi8azE1Hor+A bg== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 3100vpkb2f-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 14 May 2020 14:53:08 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 442B5100034; Thu, 14 May 2020 14:53:05 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag3node2.st.com [10.75.127.8]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 18F0F2BAE4E; Thu, 14 May 2020 14:53:05 +0200 (CEST) Received: from lmecxl0912.tpe.st.com (10.75.127.47) by SFHDAG3NODE2.st.com (10.75.127.8) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Thu, 14 May 2020 14:52:56 +0200 Subject: Re: [PATCH v3 3/5] ARM: dts: stm32: enable ltdc binding with ili9341 on stm32429-disco board To: Linus Walleij , CC: Rob Herring , Maxime Coquelin , "thierry.reding@gmail.com" , Sam Ravnborg , Dave Airlie , Daniel Vetter , Michael Turquette , Stephen Boyd , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , , Linux ARM , "linux-kernel@vger.kernel.org" , "open list:DRM PANEL DRIVERS" , linux-clk References: <1589267017-17294-1-git-send-email-dillon.minfei@gmail.com> <1589267017-17294-4-git-send-email-dillon.minfei@gmail.com> From: Alexandre Torgue Message-ID: Date: Thu, 14 May 2020 14:52:49 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.75.127.47] X-ClientProxiedBy: SFHDAG3NODE1.st.com (10.75.127.7) To SFHDAG3NODE2.st.com (10.75.127.8) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216,18.0.676 definitions=2020-05-14_03:2020-05-14,2020-05-14 signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/14/20 10:24 AM, Linus Walleij wrote: > On Tue, May 12, 2020 at 9:04 AM wrote: > >> From: dillon min >> >> Enable the ltdc & ili9341 on stm32429-disco board. >> >> Signed-off-by: dillon min > > This mostly looks good but... > >> +&spi5 { >> + status = "okay"; >> + pinctrl-0 = <&spi5_pins>; >> + pinctrl-names = "default"; >> + #address-cells = <1>; >> + #size-cells = <0>; >> + cs-gpios = <&gpioc 2 GPIO_ACTIVE_LOW>; >> + dmas = <&dma2 3 2 0x400 0x0>, >> + <&dma2 4 2 0x400 0x0>; >> + dma-names = "rx", "tx"; > > These DMA assignments seem to be SoC things and should > rather be in the DTS(I) file where &spi5 is defined, right? > stm32f429.dtsi I suppose? I agree with Linus, DMA have to be defined in SoC dtsi. And if a board doesn't want to use it, we use the "delete-property". > > It is likely the same no matter which device is using spi5. > > Yours, > Linus Walleij > 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 X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0ADEEC433DF for ; Thu, 14 May 2020 12:53:28 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id CDEB7206A5 for ; 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Thu, 14 May 2020 14:53:05 +0200 (CEST) Received: from lmecxl0912.tpe.st.com (10.75.127.47) by SFHDAG3NODE2.st.com (10.75.127.8) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Thu, 14 May 2020 14:52:56 +0200 Subject: Re: [PATCH v3 3/5] ARM: dts: stm32: enable ltdc binding with ili9341 on stm32429-disco board To: Linus Walleij , References: <1589267017-17294-1-git-send-email-dillon.minfei@gmail.com> <1589267017-17294-4-git-send-email-dillon.minfei@gmail.com> From: Alexandre Torgue Message-ID: Date: Thu, 14 May 2020 14:52:49 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-Originating-IP: [10.75.127.47] X-ClientProxiedBy: SFHDAG3NODE1.st.com (10.75.127.7) To SFHDAG3NODE2.st.com (10.75.127.8) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216, 18.0.676 definitions=2020-05-14_03:2020-05-14, 2020-05-14 signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200514_055324_870618_8E81CD40 X-CRM114-Status: GOOD ( 18.26 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Maxime Coquelin , Dave Airlie , Michael Turquette , "linux-kernel@vger.kernel.org" , "open list:DRM PANEL DRIVERS" , linux-clk , Stephen Boyd , Rob Herring , "thierry.reding@gmail.com" , Daniel Vetter , Sam Ravnborg , linux-stm32@st-md-mailman.stormreply.com, Linux ARM Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 5/14/20 10:24 AM, Linus Walleij wrote: > On Tue, May 12, 2020 at 9:04 AM wrote: > >> From: dillon min >> >> Enable the ltdc & ili9341 on stm32429-disco board. >> >> Signed-off-by: dillon min > > This mostly looks good but... > >> +&spi5 { >> + status = "okay"; >> + pinctrl-0 = <&spi5_pins>; >> + pinctrl-names = "default"; >> + #address-cells = <1>; >> + #size-cells = <0>; >> + cs-gpios = <&gpioc 2 GPIO_ACTIVE_LOW>; >> + dmas = <&dma2 3 2 0x400 0x0>, >> + <&dma2 4 2 0x400 0x0>; >> + dma-names = "rx", "tx"; > > These DMA assignments seem to be SoC things and should > rather be in the DTS(I) file where &spi5 is defined, right? > stm32f429.dtsi I suppose? I agree with Linus, DMA have to be defined in SoC dtsi. And if a board doesn't want to use it, we use the "delete-property". > > It is likely the same no matter which device is using spi5. > > Yours, > Linus Walleij > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel 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 X-Spam-Level: X-Spam-Status: No, score=-5.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0DA2CC433E4 for ; Fri, 15 May 2020 06:54:24 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A0B4D206F1 for ; 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Thu, 14 May 2020 14:53:05 +0200 (CEST) Received: from lmecxl0912.tpe.st.com (10.75.127.47) by SFHDAG3NODE2.st.com (10.75.127.8) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Thu, 14 May 2020 14:52:56 +0200 Subject: Re: [PATCH v3 3/5] ARM: dts: stm32: enable ltdc binding with ili9341 on stm32429-disco board To: Linus Walleij , References: <1589267017-17294-1-git-send-email-dillon.minfei@gmail.com> <1589267017-17294-4-git-send-email-dillon.minfei@gmail.com> From: Alexandre Torgue Message-ID: Date: Thu, 14 May 2020 14:52:49 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-Originating-IP: [10.75.127.47] X-ClientProxiedBy: SFHDAG3NODE1.st.com (10.75.127.7) To SFHDAG3NODE2.st.com (10.75.127.8) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216, 18.0.676 definitions=2020-05-14_03:2020-05-14, 2020-05-14 signatures=0 X-Mailman-Approved-At: Fri, 15 May 2020 06:52:55 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Maxime Coquelin , Dave Airlie , Michael Turquette , "linux-kernel@vger.kernel.org" , "open list:DRM PANEL DRIVERS" , linux-clk , Stephen Boyd , Rob Herring , "thierry.reding@gmail.com" , Sam Ravnborg , linux-stm32@st-md-mailman.stormreply.com, Linux ARM Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On 5/14/20 10:24 AM, Linus Walleij wrote: > On Tue, May 12, 2020 at 9:04 AM wrote: > >> From: dillon min >> >> Enable the ltdc & ili9341 on stm32429-disco board. >> >> Signed-off-by: dillon min > > This mostly looks good but... > >> +&spi5 { >> + status = "okay"; >> + pinctrl-0 = <&spi5_pins>; >> + pinctrl-names = "default"; >> + #address-cells = <1>; >> + #size-cells = <0>; >> + cs-gpios = <&gpioc 2 GPIO_ACTIVE_LOW>; >> + dmas = <&dma2 3 2 0x400 0x0>, >> + <&dma2 4 2 0x400 0x0>; >> + dma-names = "rx", "tx"; > > These DMA assignments seem to be SoC things and should > rather be in the DTS(I) file where &spi5 is defined, right? > stm32f429.dtsi I suppose? I agree with Linus, DMA have to be defined in SoC dtsi. And if a board doesn't want to use it, we use the "delete-property". > > It is likely the same no matter which device is using spi5. > > Yours, > Linus Walleij > _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel