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Tue, 20 Nov 2018 15:56:55 +0000 (GMT) Subject: Re: Applied "regulator: wm8994: Pass descriptor instead of GPIO number" to the regulator tree To: Charles Keepax Cc: Mark Brown , Linus Walleij , Lee Jones , Liam Girdwood , linux-kernel@vger.kernel.org, patches@opensource.cirrus.com From: Marek Szyprowski Message-ID: <9314db6c-9498-579d-430c-5a2992fe513e@samsung.com> Date: Tue, 20 Nov 2018 16:56:55 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.3.1 MIME-Version: 1.0 In-Reply-To: <20181120153610.GD16508@imbe.wolfsonmicro.main> Content-Transfer-Encoding: 7bit Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrNKsWRmVeSWpSXmKPExsWy7djP87on9b5EGzQ84rKY+vAJm8WV1k2M Fve/HmW0+Halg8liyp/lTBaXd81hs/j8fj+rA7vHzll32T02repk87hzbQ+bx/Q5/xk9Pm+S C2CN4rJJSc3JLEst0rdL4Mq4N2c2Y8EXzopTre8YGxj/sncxcnBICJhIHJgV2cXIxSEksIJR 4viNZSwQzhdGiR+9fcwQzmdGiWWzbjJ1MXKCdTS9BukGSSxnlFjR9oENwnnPKPF01zUWkCph gSyJq3+vsYHYIgJGEh+P32ICKWIWuM4ocXHKEUaQBJuAoUTX2y6wIl4BO4kPV5vBbBYBVYnF d26D2aICMRLHVt5ghKgRlDg58wnYAk4BG4mrp7+B1TALyEtsfzuHGcIWl7j1ZD7YMgmBdewS 334sZob41EVi8l4FiBeEJV4d38IOYctI/N8JU9/MKNE+YxY7hNPDKLF1zg42iCpricPHL7KC DGIW0JRYv0sfIuwocezmHVaI+XwSN94KQtzAJzFp23SotbwSHW1CENVqErOOr4Nbe/DCJeYJ jEqzkHw2C8k3s5B8Mwth7wJGllWM4qmlxbnpqcWGeanlesWJucWleel6yfm5mxiBSej0v+Of djB+vZR0iFGAg1GJhzdB+Eu0EGtiWXFl7iFGCQ5mJRHec1pAId6UxMqq1KL8+KLSnNTiQ4zS HCxK4rzVDA+ihQTSE0tSs1NTC1KLYLJMHJxSDYwh3xlWKF6Knv9bPkY9x4A1zptBN+TU2Rc1 D49yW1vX/13nyyxj+HrquXbjlM02lsJnEq/XyNw9tv/23zv/I/1Uu68kLNt++4CuQ+WGM5sy L9RIRccGPmh5Zu0p1t0azf9OuUPa45fJtOrXW9QqlrP6vWxjOOctwvIu//OSb4/myPy/Z3fb ZY8SS3FGoqEWc1FxIgD2X1cZPgMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrHIsWRmVeSWpSXmKPExsVy+t/xe7on9L5EGzw5LWQx9eETNosrrZsY Le5/Pcpo8e1KB5PFlD/LmSwu75rDZvH5/X5WB3aPnbPusntsWtXJ5nHn2h42j+lz/jN6fN4k F8AapWdTlF9akqqQkV9cYqsUbWhhpGdoaaFnZGKpZ2hsHmtlZKqkb2eTkpqTWZZapG+XoJdx b85sxoIvnBWnWt8xNjD+Ze9i5OSQEDCRaHoNYnNxCAksZZTombQNKiEjcXJaAyuELSzx51oX G0TRW0aJDS9eM3UxcnAIC2RIrNteC1IjImAk8fH4LSaQGmaB64wSl6achJo6i1li+5dXLCBV bAKGEl1vQSZxcvAK2El8uNoMZrMIqEosvnMbzBYViJHovD4PqkZQ4uTMJ2C9nAI2EldPfwOL MwuoS/yZd4kZwpaX2P52DpQtLnHryXymCYxCs5C0z0LSMgtJyywkLQsYWVYxiqSWFuem5xYb 6hUn5haX5qXrJefnbmIExt22Yz8372C8tDH4EKMAB6MSD2+C8JdoIdbEsuLK3EOMEhzMSiK8 57SAQrwpiZVVqUX58UWlOanFhxhNgZ6byCwlmpwPTAl5JfGGpobmFpaG5sbmxmYWSuK85w0q o4QE0hNLUrNTUwtSi2D6mDg4pRoYNfumh4RnHG2JL2tl5OmdqCgx8cyNNw/+VuexTpAMPqnx INJxYuS2voDsNgGT+7xBy9b7L9l18+CH2/7GPmVMm1P/vhdd4Opp/HRy5837cwoEjlbKJ1br sHUXMTf/+xItG/5knuJx3l7R/tuLg51+/Spc2N6ss4lttmjJwfWsn55kX5mid+qrEktxRqKh FnNRcSIArDpFatECAAA= X-CMS-MailID: 20181120155656eucas1p1ea19b81ddf4c4fb1b4c5eced01e47446 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20181120134333eucas1p27a19912dddf4b9b34da505e0973c9137 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20181120134333eucas1p27a19912dddf4b9b34da505e0973c9137 References: <20180517164120.485F844007E@finisterre.ee.mobilebroadband> <66d3b74c-0152-b17b-89d4-a21d33445b25@samsung.com> <20181120144700.GB16508@imbe.wolfsonmicro.main> <20181120153215.GC16508@imbe.wolfsonmicro.main> <20181120153610.GD16508@imbe.wolfsonmicro.main> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Charles, On 2018-11-20 16:36, Charles Keepax wrote: > On Tue, Nov 20, 2018 at 03:32:15PM +0000, Charles Keepax wrote: >> On Tue, Nov 20, 2018 at 03:58:59PM +0100, Marek Szyprowski wrote: >>> On 2018-11-20 15:47, Charles Keepax wrote: >>>> On Tue, Nov 20, 2018 at 02:43:32PM +0100, Marek Szyprowski wrote: >>>>> On 2018-05-17 18:41, Mark Brown wrote: >>>>>> Subject: [PATCH] regulator: wm8994: Pass descriptor instead of GPIO number >>>>> This patch causes following kernel warning on Samsung Exynos4412 based >>>>> Trats2 board: >>>>> >>>>> wm8994 4-001a: Failed to get supply 'DBVDD1': -517 >>>>> wm8994 4-001a: Failed to get supplies: -517 >> This is really weird, because the error in your log relates to >> DBVDD1 which is an independent regulator supplied by a separate >> regulator. I am really having some difficulty seeing how the >> patch interfers. It is definitely that patch which causes the >> issue, like you revert it and things work again? > Wait does the board still boot just you have an extra probe defer > now? Or does it actually fail? The board boots fine. The only new thing is the mentioned warning, which I would like to have fixed. Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland