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[90.63.244.31]) by smtp.gmail.com with ESMTPSA id t5sm13254870wmg.43.2019.01.11.05.40.49 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 11 Jan 2019 05:40:49 -0800 (PST) Subject: Re: [PATCH] ARM64: dts: meson-gxbb-odroidc2: Fix usb phy regulator warning To: Anand Moon , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org References: <20190111092235.28161-1-linux.amoon@gmail.com> From: Neil Armstrong Openpgp: preference=signencrypt Autocrypt: addr=narmstrong@baylibre.com; prefer-encrypt=mutual; keydata= mQENBE1ZBs8BCAD78xVLsXPwV/2qQx2FaO/7mhWL0Qodw8UcQJnkrWmgTFRobtTWxuRx8WWP GTjuhvbleoQ5Cxjr+v+1ARGCH46MxFP5DwauzPekwJUD5QKZlaw/bURTLmS2id5wWi3lqVH4 BVF2WzvGyyeV1o4RTCYDnZ9VLLylJ9bneEaIs/7cjCEbipGGFlfIML3sfqnIvMAxIMZrvcl9 qPV2k+KQ7q+aXavU5W+yLNn7QtXUB530Zlk/d2ETgzQ5FLYYnUDAaRl+8JUTjc0CNOTpCeik 80TZcE6f8M76Xa6yU8VcNko94Ck7iB4vj70q76P/J7kt98hklrr85/3NU3oti3nrIHmHABEB AAG0KE5laWwgQXJtc3Ryb25nIDxuYXJtc3Ryb25nQGJheWxpYnJlLmNvbT6JATsEEwEKACUC GyMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheABQJXDO2CAhkBAAoJEBaat7Gkz/iubGIH/iyk RqvgB62oKOFlgOTYCMkYpm2aAOZZLf6VKHKc7DoVwuUkjHfIRXdslbrxi4pk5VKU6ZP9AKsN NtMZntB8WrBTtkAZfZbTF7850uwd3eU5cN/7N1Q6g0JQihE7w4GlIkEpQ8vwSg5W7hkx3yQ6 2YzrUZh/b7QThXbNZ7xOeSEms014QXazx8+txR7jrGF3dYxBsCkotO/8DNtZ1R+aUvRfpKg5 ZgABTC0LmAQnuUUf2PHcKFAHZo5KrdO+tyfL+LgTUXIXkK+tenkLsAJ0cagz1EZ5gntuheLD YJuzS4zN+1Asmb9kVKxhjSQOcIh6g2tw7vaYJgL/OzJtZi6JlIW5AQ0ETVkGzwEIALyKDN/O GURaHBVzwjgYq+ZtifvekdrSNl8TIDH8g1xicBYpQTbPn6bbSZbdvfeQPNCcD4/EhXZuhQXM coJsQQQnO4vwVULmPGgtGf8PVc7dxKOeta+qUh6+SRh3vIcAUFHDT3f/Zdspz+e2E0hPV2hi SvICLk11qO6cyJE13zeNFoeY3ggrKY+IzbFomIZY4yG6xI99NIPEVE9lNBXBKIlewIyVlkOa YvJWSV+p5gdJXOvScNN1epm5YHmf9aE2ZjnqZGoMMtsyw18YoX9BqMFInxqYQQ3j/HpVgTSv mo5ea5qQDDUaCsaTf8UeDcwYOtgI8iL4oHcsGtUXoUk33HEAEQEAAYkBHwQYAQIACQUCTVkG zwIbDAAKCRAWmrexpM/4rrXiB/sGbkQ6itMrAIfnM7IbRuiSZS1unlySUVYu3SD6YBYnNi3G 5EpbwfBNuT3H8//rVvtOFK4OD8cRYkxXRQmTvqa33eDIHu/zr1HMKErm+2SD6PO9umRef8V8 2o2oaCLvf4WeIssFjwB0b6a12opuRP7yo3E3gTCSKmbUuLv1CtxKQF+fUV1cVaTPMyT25Od+ RC1K+iOR0F54oUJvJeq7fUzbn/KdlhA8XPGzwGRy4zcsPWvwnXgfe5tk680fEKZVwOZKIEuJ C3v+/yZpQzDvGYJvbyix0lHnrCzq43WefRHI5XTTQbM0WUIBIcGmq38+OgUsMYu4NzLu7uZF Acmp6h8guQINBFYnf6QBEADQ+wBYa+X2n/xIQz/RUoGHf84Jm+yTqRT43t7sO48/cBW9vAn9 GNwnJ3HRJWKATW0ZXrCr40ES/JqM1fUTfiFDB3VMdWpEfwOAT1zXS+0rX8yljgsWR1UvqyEP 3xN0M/40Zk+rdmZKaZS8VQaXbveaiWMEmY7sBV3QvgOzB7UF2It1HwoCon5Y+PvyE3CguhBd 9iq5iEampkMIkbA3FFCpQFI5Ai3BywkLzbA3ZtnMXR8Qt9gFZtyXvFQrB+/6hDzEPnBGZOOx zkd/iIX59SxBuS38LMlhPPycbFNmtauOC0DNpXCv9ACgC9tFw3exER/xQgSpDVc4vrL2Cacr wmQp1k9E0W+9pk/l8S1jcHx03hgCxPtQLOIyEu9iIJb27TjcXNjiInd7Uea195NldIrndD+x 58/yU3X70qVY+eWbqzpdlwF1KRm6uV0ZOQhEhbi0FfKKgsYFgBIBchGqSOBsCbL35f9hK/JC 6LnGDtSHeJs+jd9/qJj4WqF3x8i0sncQ/gszSajdhnWrxraG3b7/9ldMLpKo/OoihfLaCxtv xYmtw8TGhlMaiOxjDrohmY1z7f3rf6njskoIXUO0nabun1nPAiV1dpjleg60s3OmVQeEpr3a K7gR1ljkemJzM9NUoRROPaT7nMlNYQL+IwuthJd6XQqwzp1jRTGG26J97wARAQABiQM+BBgB AgAJBQJWJ3+kAhsCAikJEBaat7Gkz/iuwV0gBBkBAgAGBQJWJ3+kAAoJEHfc29rIyEnRk6MQ AJDo0nxsadLpYB26FALZsWlN74rnFXth5dQVQ7SkipmyFWZhFL8fQ9OiIoxWhM6rSg9+C1w+ n45eByMg2b8H3mmQmyWztdI95OxSREKwbaXVapCcZnv52JRjlc3DoiiHqTZML5x1Z7lQ1T3F 8o9sKrbFO1WQw1+Nc91+MU0MGN0jtfZ0Tvn/ouEZrSXCE4K3oDGtj3AdC764yZVq6CPigCgs 6Ex80k6QlzCdVP3RKsnPO2xQXXPgyJPJlpD8bHHHW7OLfoR9DaBNympfcbQJeekQrTvyoASw EOTPKE6CVWrcQIztUp0WFTdRGgMK0cZB3Xfe6sOp24PQTHAKGtjTHNP/THomkH24Fum9K3iM /4Wh4V2eqGEgpdeSp5K+LdaNyNgaqzMOtt4HYk86LYLSHfFXywdlbGrY9+TqiJ+ZVW4trmui NIJCOku8SYansq34QzYM0x3UFRwff+45zNBEVzctSnremg1mVgrzOfXU8rt+4N1b2MxorPF8 619aCwVP7U16qNSBaqiAJr4e5SNEnoAq18+1Gp8QsFG0ARY8xp+qaKBByWES7lRi3QbqAKZf yOHS6gmYo9gBmuAhc65/VtHMJtxwjpUeN4Bcs9HUpDMDVHdfeRa73wM+wY5potfQ5zkSp0Jp bxnv/cRBH6+c43stTffprd//4Hgz+nJcCgZKtCYIAPkUxABC85ID2CidzbraErVACmRoizhT KR2OiqSLW2x4xdmSiFNcIWkWJB6Qdri0Fzs2dHe8etD1HYaht1ZhZ810s7QOL7JwypO8dscN KTEkyoTGn6cWj0CX+PeP4xp8AR8ot4d0BhtUY34UPzjE1/xyrQFAdnLd0PP4wXxdIUuRs0+n WLY9Aou/vC1LAdlaGsoTVzJ2gX4fkKQIWhX0WVk41BSFeDKQ3RQ2pnuzwedLO94Bf6X0G48O VsbXrP9BZ6snXyHfebPnno/te5XRqZTL9aJOytB/1iUna+1MAwBxGFPvqeEUUyT+gx1l3Acl ZaTUOEkgIor5losDrePdPgE= Organization: Baylibre Message-ID: <772bd70c-2cd9-a1be-d18f-7824a9ea0556@baylibre.com> Date: Fri, 11 Jan 2019 14:40:49 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <20190111092235.28161-1-linux.amoon@gmail.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190111_054053_471569_B71D0DE1 X-CRM114-Status: GOOD ( 20.05 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Kevin Hilman , Rob Herring , Martin Blumenstingl , Jerome Brunet Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Hi Anand, On 11/01/2019 10:22, Anand Moon wrote: > Add missing vin-supply 5V regulator node on usb_phy nodes needed > to power usb bus ports. Override the dr_mode from "host" to "peripheral" > for initialization of dwc2 usb0 phy node,changes fix the below > warning for usb initialization. I would have switch the dr_mode to peripheral in another patch, fix the regulator issue in this patch only. Neil > > [ 1.203900] phy phy-c0000000.phy.0: USB ID detect failed! > [ 1.208048] phy phy-c0000000.phy.0: phy poweron failed --> -22 > [ 1.213877] WARNING: CPU: 1 PID: 44 at drivers/regulator/core.c:2054 _regulator_put.part.11+0xf0/0xf8 > [ 1.222953] Modules linked in: > [ 1.225976] CPU: 1 PID: 44 Comm: kworker/1:1 Not tainted 5.0.0-rc1-xc2ml #3 > [ 1.232872] Hardware name: Hardkernel ODROID-C2 (DT) > [ 1.237794] Workqueue: events deferred_probe_work_func > [ 1.242878] pstate: 80000005 (Nzcv daif -PAN -UAO) > [ 1.247623] pc : _regulator_put.part.11+0xf0/0xf8 > [ 1.252280] lr : regulator_put+0x34/0x48 > [ 1.256159] sp : ffff00001176bb00 > [ 1.259437] x29: ffff00001176bb00 x28: 0000000000000000 > [ 1.264698] x27: ffff80007f31beb8 x26: ffff000010eeb7e0 > [ 1.269959] x25: 0000000000000000 x24: 0000000000000009 > [ 1.275220] x23: ffff00001176bbc8 x22: ffff80007ed9d500 > [ 1.280482] x21: ffff0000111bd6c8 x20: ffff80007ed9d700 > [ 1.285743] x19: ffff80007ed9d700 x18: 000000000000006f > [ 1.291004] x17: 0000000000000000 x16: 0000000000000000 > [ 1.296265] x15: 0000000000000400 x14: 0000000000000400 > [ 1.301527] x13: ff00000000000000 x12: ffffffffffffffff > [ 1.306788] x11: 0000000000000038 x10: 0000000000000040 > [ 1.312049] x9 : ffff0000111d58b0 x8 : ffff0000111d58a8 > [ 1.317310] x7 : ffff80007ed9db00 x6 : ffff80007ec21b00 > [ 1.322571] x5 : ffff80007f400248 x4 : ffff80007fba9b00 > [ 1.327833] x3 : ffff0000112d9eb8 x2 : ffff80007ec21b00 > [ 1.333094] x1 : 0000000000000000 x0 : 0000000000000001 > [ 1.338356] Call trace: > [ 1.340773] _regulator_put.part.11+0xf0/0xf8 > [ 1.345085] regulator_put+0x34/0x48 > [ 1.348621] regulator_bulk_free+0x30/0x50 > [ 1.352675] devm_regulator_bulk_release+0x18/0x20 > [ 1.357421] release_nodes+0x1b0/0x220 > [ 1.361127] devres_release_all+0x34/0x50 > [ 1.365094] really_probe+0xec/0x290 > [ 1.368630] driver_probe_device+0x54/0xe8 > [ 1.372684] __device_attach_driver+0xb8/0xe8 > [ 1.376997] bus_for_each_drv+0x78/0xc8 > [ 1.380792] __device_attach+0xd4/0x130 > [ 1.384587] device_initial_probe+0x10/0x18 > [ 1.388727] bus_probe_device+0x90/0x98 > [ 1.392522] deferred_probe_work_func+0x6c/0xa0 > [ 1.397010] process_one_work+0x1e0/0x318 > [ 1.400975] worker_thread+0x228/0x428 > [ 1.404684] kthread+0x124/0x128 > [ 1.407876] ret_from_fork+0x10/0x18 > [ 1.411410] ---[ end trace de5fd1b262c1f56a ]--- > [ 1.416055] WARNING: CPU: 1 PID: 44 at drivers/regulator/core.c:2054 _regulator_put.part.11+0xf0/0xf8 > [ 1.425123] Modules linked in: > [ 1.428144] CPU: 1 PID: 44 Comm: kworker/1:1 Tainted: G W 5.0.0-rc1-xc2ml #3 > [ 1.436422] Hardware name: Hardkernel ODROID-C2 (DT) > [ 1.441340] Workqueue: events deferred_probe_work_func > > Fixes: 5a0803bd5ae (ARM64: dts: meson-gxbb-odroidc2: Enable USB Nodes) > Cc: Martin Blumenstingl > Cc: Jerome Brunet > Cc: Neil Armstrong > Signed-off-by: Anand Moon > --- > Fix the following power issue with usb device > > [ 795.380156] usb 1-1.2: reset high-speed USB device number 3 using dwc2 > [ 798.356073] usb 1-1.2: reset high-speed USB device number 3 using dwc2 > [ 801.331999] usb 1-1.2: reset high-speed USB device number 3 using dwc2 > [ 804.307919] usb 1-1.2: reset high-speed USB device number 3 using dwc2 > [ 807.283844] usb 1-1.2: reset high-speed USB device number 3 using dwc2 > > [alarm@archl-c2m ~]$ lsusb -t > /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=dwc2/1p, 480M > |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M > |__ Port 1: Dev 4, If 0, Class=Mass Storage, Driver=usb-storage, 480M > |__ Port 2: Dev 5, If 3, Class=Audio, Driver=, 480M > |__ Port 2: Dev 5, If 1, Class=Video, Driver=uvcvideo, 480M > |__ Port 2: Dev 5, If 2, Class=Audio, Driver=, 480M > |__ Port 2: Dev 5, If 0, Class=Video, Driver=uvcvideo, 480M > |__ Port 3: Dev 3, If 0, Class=Vendor Specific Class, Driver=, 480M > > Similar Fix is need for Odroid C1+ to power on the phy nodes > --- > arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts > index 2e1cd5e3a246..b4e14ff614c4 100644 > --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts > +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts > @@ -28,6 +28,13 @@ > reg = <0x0 0x0 0x0 0x80000000>; > }; > > + p5v0: regulator-p5v0 { > + compatible = "regulator-fixed"; > + regulator-name = "P5V0"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + }; > + > usb_otg_pwr: regulator-usb-pwrs { > compatible = "regulator-fixed"; > > @@ -36,6 +43,8 @@ > regulator-min-microvolt = <5000000>; > regulator-max-microvolt = <5000000>; > > + vin-supply = <&p5v0>; > + > gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>; > enable-active-high; > }; > @@ -303,6 +312,7 @@ > > &usb0 { > status = "okay"; > + dr_mode = "peripheral"; > }; > > &usb1 { > _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic