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=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 0F28DC432BE for ; Wed, 4 Aug 2021 11:33:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E5DE960F6F for ; Wed, 4 Aug 2021 11:33:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237358AbhHDLdo (ORCPT ); Wed, 4 Aug 2021 07:33:44 -0400 Received: from mout.gmx.net ([212.227.17.21]:58305 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237000AbhHDLdn (ORCPT ); Wed, 4 Aug 2021 07:33:43 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1628076796; bh=ff67APoHVniOOMt0cwe7Q/LFXBx0DO1rCUYFjM5SPiU=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To:References; b=A4DpLSMGsTNcJhEVIZIX0JYPz4NLlphYSB/9/6ajkzGVKQYVG6NrMgbX4glOfLB/m ZVcNZOnLI3eQXk7bzJ8X4yiX05nY+VtcWw0scXOlvW3Bknjx6EOnrPD1VpZMKnEq5Y fWREb0mnmd054k4xpgS6QDESXTKGWVOLwOKMm484= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [217.61.147.17] ([217.61.147.17]) by web-mail.gmx.net (3c-app-gmx-bap67.server.lan [172.19.172.67]) (via HTTP); Wed, 4 Aug 2021 13:33:16 +0200 MIME-Version: 1.0 Message-ID: From: Frank Wunderlich To: Sungbo Eo , Min Guo Cc: linux-mediatek@lists.infradead.org, Chunfeng Yun , Greg Kroah-Hartman , Rob Herring , Matthias Brugger , devicetree@vger.kernel.org, linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Aw: Re: [PATCH 0/2] Add MUSB for MT7623 Content-Type: text/plain; charset=UTF-8 Date: Wed, 4 Aug 2021 13:33:16 +0200 Importance: normal Sensitivity: Normal In-Reply-To: References: <20210803151320.71531-1-mans0n@gorani.run> X-UI-Message-Type: mail X-Priority: 3 X-Provags-ID: V03:K1:aW7aDZrU2GL2RmeyjencG7kyYZUvA3SIsL8kdEa159ahF31Bfc6bcg0se/F1FQJUMRl/7 fndSvU8W13kKFBOS+y7Zxx3HiDz/L/jTf1WUoEKqL6sqsCc7nu/rs35bbTK+cMI4N/pqYrudzXt7 mhyKkA+YPBqQpC5mLpDLLYP9WnvhAycD+gJ0RU8ggjVP2YlRVK8sz0BPBtkyN9KDADyZW3oT+p7+ glqcyfoGX8kYS1On/w9ScM00tOwWtwl9zmcWwd0GqHfLE8QEjXrTIASmfVSyVm7Q+S2BatDCzkmg bI= X-UI-Out-Filterresults: notjunk:1;V03:K0:MWGHEi+iFo0=:/jSc6JzpIdUVdjAoOKpZR8 ciqXC+A849Qolk/zQmKqUBObRQ9eN6VjaoHXAdPcsOHAh7d0YTcl0OqB+hmYPn9xHbaYlJVMt QNHPn16Ud9bJvdDmVuQsnGMsvXD1GbPRvBwkxieevyVl0VOhoxSAeH0rwjKO00/qRMFt1nw2X OMiqey8zKkc5BJL3m65/6EiyQqLmDISpGsqU5YHnZuTSYRdadwBqYDxdhX9SlKYb9rv3Lf/ue FN8G0y/TS8INTqz0u9alM28NEEXh4HRhKK32bN0q5bGRqWQ81OyMI7kG8f7oE4KqrDlCSXLKw sq3V+Dg8IUZknXWu2DprXtX/i1jPGrFR1q9JpME45IVhPDc/pAA6Y32bdJAZMV7qOjGOYYZ40 lBnvxqmHHPC38R2tT9FSXKm0ib+ROqMQ+hkC5CKmgwRz73kL3nvM91g1hCxSS0lAChnx0bsnA dfGSumSiFPPVkow/jWu1W1+OuVTZKbDERxuG9iEGqHEutXX4zraZp2JonP5JTS38If+0Xwhk1 bcgWFaQHDOCLGuogMznQmN+/SQfv/bdAQ+FWmCSRYBt6doqBFkN8JgtLsUhI2QOhEOMv7rul8 To66kn2S+R0XyHHJYubCxI0dazzf4jxIcv7cG7Bg/4oLxvhTyYs1epIBaiZUfZxdvZ6IX/7A7 6aRm45uxQ9kXIQM7/viPoHQafQvGVUAxzBrksJhWIjn3bLa7PpBSKPTGR+SGIwPrApaa04me+ OOOxFkujAgpk2ZYeEBNnfpsHppxco6jdlEu3TFwK2qZCTYwpBPU2lIgPOCIg3+Ax/na+hMwQM JopytI+thP795Nhxi8AUjmMRK8MvA5udnbpzrru1yzMemqhYJ4= Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, another strange thing is, after some bootups (i boot kernel from tftp, but= also on full power cycle), musb-driver maps musb-hdrc.4.auto instead of #1 root@bpi-r2:~# dmesg | grep musb [ 5.502914] musb-hdrc musb-hdrc.4.auto: MUSB HDRC host driver [ 5.508782] musb-hdrc musb-hdrc.4.auto: new USB bus registered, assigne= d bus number 5 and then nothing works (no roleswitch, no power which does not work with p= inctl / without regulator). It's hard to test if things working before, do no more work if device is n= amed differently. maybe Min Guo can help here? after bootup mode is b_idle in my case (currently do not change if i conne= ct otg cable) root@bpi-r2:~# cat /sys/devices/platform/11200000.usb/musb-hdrc.4.auto/mod= e b_idle regards Frank 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=-4.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 93A51C4338F for ; Wed, 4 Aug 2021 11:33:52 +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 2DF8C61008 for ; Wed, 4 Aug 2021 11:33:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 2DF8C61008 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=public-files.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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:References:In-Reply-To:Date:Subject:Cc: To:From:Message-ID:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=kUt8onJ3R5+RPRXsU2vB+FwEgg1XxNZlVImi3q+dCP4=; b=w0L0FWZjKARMsw JaAH0g2Kc3/wjbtB1uGEStGqEOu/HOy0vC3/sbfu7SH7BmFD703Ctl9D7/dE0jSjifiluRLmfT/HE vru3gYXi9u+QMjROiqMCgKoh0eNHn9cVkzOAT2Bsfnd3vUEHFGiFJSqKDY0FhZuKJ41iT7u+KVYEG QC6fxIOonMRvD43XqKPXsSAzyyvCcDY5+H6mbEw5y17kMF2Qz8LK4RjcI54O8LOrPcbadcNUKfYDe FXnOFDESTVzgvxT+HB3jePnkJy5WYJzb5X9dDEun+0IR5fU5+5dPZ1tjmgInhgKmF4dZ4088VrX7n ks5ct6PeZwfFVjwjhOqQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mBF9V-005tgT-Is; Wed, 04 Aug 2021 11:33:37 +0000 Received: from mout.gmx.net ([212.227.17.21]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mBF9I-005tda-US; Wed, 04 Aug 2021 11:33:26 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1628076796; bh=ff67APoHVniOOMt0cwe7Q/LFXBx0DO1rCUYFjM5SPiU=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To:References; b=A4DpLSMGsTNcJhEVIZIX0JYPz4NLlphYSB/9/6ajkzGVKQYVG6NrMgbX4glOfLB/m ZVcNZOnLI3eQXk7bzJ8X4yiX05nY+VtcWw0scXOlvW3Bknjx6EOnrPD1VpZMKnEq5Y fWREb0mnmd054k4xpgS6QDESXTKGWVOLwOKMm484= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [217.61.147.17] ([217.61.147.17]) by web-mail.gmx.net (3c-app-gmx-bap67.server.lan [172.19.172.67]) (via HTTP); Wed, 4 Aug 2021 13:33:16 +0200 MIME-Version: 1.0 Message-ID: From: Frank Wunderlich To: Sungbo Eo , Min Guo Cc: linux-mediatek@lists.infradead.org, Chunfeng Yun , Greg Kroah-Hartman , Rob Herring , Matthias Brugger , devicetree@vger.kernel.org, linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Aw: Re: [PATCH 0/2] Add MUSB for MT7623 Date: Wed, 4 Aug 2021 13:33:16 +0200 Importance: normal Sensitivity: Normal In-Reply-To: References: <20210803151320.71531-1-mans0n@gorani.run> X-UI-Message-Type: mail X-Priority: 3 X-Provags-ID: V03:K1:aW7aDZrU2GL2RmeyjencG7kyYZUvA3SIsL8kdEa159ahF31Bfc6bcg0se/F1FQJUMRl/7 fndSvU8W13kKFBOS+y7Zxx3HiDz/L/jTf1WUoEKqL6sqsCc7nu/rs35bbTK+cMI4N/pqYrudzXt7 mhyKkA+YPBqQpC5mLpDLLYP9WnvhAycD+gJ0RU8ggjVP2YlRVK8sz0BPBtkyN9KDADyZW3oT+p7+ glqcyfoGX8kYS1On/w9ScM00tOwWtwl9zmcWwd0GqHfLE8QEjXrTIASmfVSyVm7Q+S2BatDCzkmg bI= X-UI-Out-Filterresults: notjunk:1;V03:K0:MWGHEi+iFo0=:/jSc6JzpIdUVdjAoOKpZR8 ciqXC+A849Qolk/zQmKqUBObRQ9eN6VjaoHXAdPcsOHAh7d0YTcl0OqB+hmYPn9xHbaYlJVMt QNHPn16Ud9bJvdDmVuQsnGMsvXD1GbPRvBwkxieevyVl0VOhoxSAeH0rwjKO00/qRMFt1nw2X OMiqey8zKkc5BJL3m65/6EiyQqLmDISpGsqU5YHnZuTSYRdadwBqYDxdhX9SlKYb9rv3Lf/ue FN8G0y/TS8INTqz0u9alM28NEEXh4HRhKK32bN0q5bGRqWQ81OyMI7kG8f7oE4KqrDlCSXLKw sq3V+Dg8IUZknXWu2DprXtX/i1jPGrFR1q9JpME45IVhPDc/pAA6Y32bdJAZMV7qOjGOYYZ40 lBnvxqmHHPC38R2tT9FSXKm0ib+ROqMQ+hkC5CKmgwRz73kL3nvM91g1hCxSS0lAChnx0bsnA dfGSumSiFPPVkow/jWu1W1+OuVTZKbDERxuG9iEGqHEutXX4zraZp2JonP5JTS38If+0Xwhk1 bcgWFaQHDOCLGuogMznQmN+/SQfv/bdAQ+FWmCSRYBt6doqBFkN8JgtLsUhI2QOhEOMv7rul8 To66kn2S+R0XyHHJYubCxI0dazzf4jxIcv7cG7Bg/4oLxvhTyYs1epIBaiZUfZxdvZ6IX/7A7 6aRm45uxQ9kXIQM7/viPoHQafQvGVUAxzBrksJhWIjn3bLa7PpBSKPTGR+SGIwPrApaa04me+ OOOxFkujAgpk2ZYeEBNnfpsHppxco6jdlEu3TFwK2qZCTYwpBPU2lIgPOCIg3+Ax/na+hMwQM JopytI+thP795Nhxi8AUjmMRK8MvA5udnbpzrru1yzMemqhYJ4= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210804_043325_361283_39160AC9 X-CRM114-Status: UNSURE ( 9.25 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Hi, another strange thing is, after some bootups (i boot kernel from tftp, but also on full power cycle), musb-driver maps musb-hdrc.4.auto instead of #1 root@bpi-r2:~# dmesg | grep musb [ 5.502914] musb-hdrc musb-hdrc.4.auto: MUSB HDRC host driver [ 5.508782] musb-hdrc musb-hdrc.4.auto: new USB bus registered, assigned bus number 5 and then nothing works (no roleswitch, no power which does not work with pinctl / without regulator). It's hard to test if things working before, do no more work if device is named differently. maybe Min Guo can help here? after bootup mode is b_idle in my case (currently do not change if i connect otg cable) root@bpi-r2:~# cat /sys/devices/platform/11200000.usb/musb-hdrc.4.auto/mode b_idle regards Frank _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek 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=-4.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 53DF4C4320A for ; Wed, 4 Aug 2021 11:35:18 +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 651C360F6F for ; Wed, 4 Aug 2021 11:35:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 651C360F6F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=public-files.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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:References:In-Reply-To:Date:Subject:Cc: To:From:Message-ID:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=vWLTkhyxL/5DLtZiDGm05ceElbeuiKW0S2PIZMUUcIs=; b=HZvRysAwmrtt0A nau5dYukiuAelzw5hMGtmlE6DpzHDdIa8KbNIwXZYfpxwBi4lW8ELSo3Sz4qscnFuF0X06L0HgzcW B7IwVKMuGcM6TcMxQE+e8c2MqujzzRha21XluhMmrlIi5m+00xqZJl/4GiNg0M0v8ZR50yE4bK9qN nVNVxIBmfuoEouPNpgdooy2d1Xlc+p+DDvv0G86udO3J72mp5iua6KzojB7D8uArI44WVuCAT2vHH jxzvK7NDiARehwWnCRR5cCF80q6DfuRAMyWcJqNmvmrsztVkmSkadgZY3Vjdo/ygJVl12qWn3FddU CtMzMQ1rLpBbsTpX+VEg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mBF9M-005te6-HA; Wed, 04 Aug 2021 11:33:28 +0000 Received: from mout.gmx.net ([212.227.17.21]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mBF9I-005tda-US; Wed, 04 Aug 2021 11:33:26 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1628076796; bh=ff67APoHVniOOMt0cwe7Q/LFXBx0DO1rCUYFjM5SPiU=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To:References; b=A4DpLSMGsTNcJhEVIZIX0JYPz4NLlphYSB/9/6ajkzGVKQYVG6NrMgbX4glOfLB/m ZVcNZOnLI3eQXk7bzJ8X4yiX05nY+VtcWw0scXOlvW3Bknjx6EOnrPD1VpZMKnEq5Y fWREb0mnmd054k4xpgS6QDESXTKGWVOLwOKMm484= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [217.61.147.17] ([217.61.147.17]) by web-mail.gmx.net (3c-app-gmx-bap67.server.lan [172.19.172.67]) (via HTTP); Wed, 4 Aug 2021 13:33:16 +0200 MIME-Version: 1.0 Message-ID: From: Frank Wunderlich To: Sungbo Eo , Min Guo Cc: linux-mediatek@lists.infradead.org, Chunfeng Yun , Greg Kroah-Hartman , Rob Herring , Matthias Brugger , devicetree@vger.kernel.org, linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Aw: Re: [PATCH 0/2] Add MUSB for MT7623 Date: Wed, 4 Aug 2021 13:33:16 +0200 Importance: normal Sensitivity: Normal In-Reply-To: References: <20210803151320.71531-1-mans0n@gorani.run> X-UI-Message-Type: mail X-Priority: 3 X-Provags-ID: V03:K1:aW7aDZrU2GL2RmeyjencG7kyYZUvA3SIsL8kdEa159ahF31Bfc6bcg0se/F1FQJUMRl/7 fndSvU8W13kKFBOS+y7Zxx3HiDz/L/jTf1WUoEKqL6sqsCc7nu/rs35bbTK+cMI4N/pqYrudzXt7 mhyKkA+YPBqQpC5mLpDLLYP9WnvhAycD+gJ0RU8ggjVP2YlRVK8sz0BPBtkyN9KDADyZW3oT+p7+ glqcyfoGX8kYS1On/w9ScM00tOwWtwl9zmcWwd0GqHfLE8QEjXrTIASmfVSyVm7Q+S2BatDCzkmg bI= X-UI-Out-Filterresults: notjunk:1;V03:K0:MWGHEi+iFo0=:/jSc6JzpIdUVdjAoOKpZR8 ciqXC+A849Qolk/zQmKqUBObRQ9eN6VjaoHXAdPcsOHAh7d0YTcl0OqB+hmYPn9xHbaYlJVMt QNHPn16Ud9bJvdDmVuQsnGMsvXD1GbPRvBwkxieevyVl0VOhoxSAeH0rwjKO00/qRMFt1nw2X OMiqey8zKkc5BJL3m65/6EiyQqLmDISpGsqU5YHnZuTSYRdadwBqYDxdhX9SlKYb9rv3Lf/ue FN8G0y/TS8INTqz0u9alM28NEEXh4HRhKK32bN0q5bGRqWQ81OyMI7kG8f7oE4KqrDlCSXLKw sq3V+Dg8IUZknXWu2DprXtX/i1jPGrFR1q9JpME45IVhPDc/pAA6Y32bdJAZMV7qOjGOYYZ40 lBnvxqmHHPC38R2tT9FSXKm0ib+ROqMQ+hkC5CKmgwRz73kL3nvM91g1hCxSS0lAChnx0bsnA dfGSumSiFPPVkow/jWu1W1+OuVTZKbDERxuG9iEGqHEutXX4zraZp2JonP5JTS38If+0Xwhk1 bcgWFaQHDOCLGuogMznQmN+/SQfv/bdAQ+FWmCSRYBt6doqBFkN8JgtLsUhI2QOhEOMv7rul8 To66kn2S+R0XyHHJYubCxI0dazzf4jxIcv7cG7Bg/4oLxvhTyYs1epIBaiZUfZxdvZ6IX/7A7 6aRm45uxQ9kXIQM7/viPoHQafQvGVUAxzBrksJhWIjn3bLa7PpBSKPTGR+SGIwPrApaa04me+ OOOxFkujAgpk2ZYeEBNnfpsHppxco6jdlEu3TFwK2qZCTYwpBPU2lIgPOCIg3+Ax/na+hMwQM JopytI+thP795Nhxi8AUjmMRK8MvA5udnbpzrru1yzMemqhYJ4= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210804_043325_361283_39160AC9 X-CRM114-Status: UNSURE ( 9.25 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, another strange thing is, after some bootups (i boot kernel from tftp, but also on full power cycle), musb-driver maps musb-hdrc.4.auto instead of #1 root@bpi-r2:~# dmesg | grep musb [ 5.502914] musb-hdrc musb-hdrc.4.auto: MUSB HDRC host driver [ 5.508782] musb-hdrc musb-hdrc.4.auto: new USB bus registered, assigned bus number 5 and then nothing works (no roleswitch, no power which does not work with pinctl / without regulator). It's hard to test if things working before, do no more work if device is named differently. maybe Min Guo can help here? after bootup mode is b_idle in my case (currently do not change if i connect otg cable) root@bpi-r2:~# cat /sys/devices/platform/11200000.usb/musb-hdrc.4.auto/mode b_idle regards Frank _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel