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Sun, 6 Dec 2020 10:32:44 +0000 (UTC) Subject: Re: mcp251xfd No Oscillator (clock) defined To: Sven Schuchmann , "linux-can@vger.kernel.org" References: From: Marc Kleine-Budde Autocrypt: addr=mkl@pengutronix.de; prefer-encrypt=mutual; keydata= mQINBFFVq30BEACtnSvtXHoeHJxG6nRULcvlkW6RuNwHKmrqoksispp43X8+nwqIFYgb8UaX zu8T6kZP2wEIpM9RjEL3jdBjZNCsjSS6x1qzpc2+2ivjdiJsqeaagIgvy2JWy7vUa4/PyGfx QyUeXOxdj59DvLwAx8I6hOgeHx2X/ntKAMUxwawYfPZpP3gwTNKc27dJWSomOLgp+gbmOmgc 6U5KwhAxPTEb3CsT5RicsC+uQQFumdl5I6XS+pbeXZndXwnj5t84M+HEj7RN6bUfV2WZO/AB Xt5+qFkC/AVUcj/dcHvZwQJlGeZxoi4veCoOT2MYqfR0ax1MmN+LVRvKm29oSyD4Ts/97cbs XsZDRxnEG3z/7Winiv0ZanclA7v7CQwrzsbpCv+oj+zokGuKasofzKdpywkjAfSE1zTyF+8K nxBAmzwEqeQ3iKqBc3AcCseqSPX53mPqmwvNVS2GqBpnOfY7Mxr1AEmxdEcRYbhG6Xdn+ACq Dq0Db3A++3PhMSaOu125uIAIwMXRJIzCXYSqXo8NIeo9tobk0C/9w3fUfMTrBDtSviLHqlp8 eQEP8+TDSmRP/CwmFHv36jd+XGmBHzW5I7qw0OORRwNFYBeEuiOIgxAfjjbLGHh9SRwEqXAL kw+WVTwh0MN1k7I9/CDVlGvc3yIKS0sA+wudYiselXzgLuP5cQARAQABtCZNYXJjIEtsZWlu ZS1CdWRkZSA8bWtsQHBlbmd1dHJvbml4LmRlPokCVAQTAQoAPgIbAwIeAQIXgAULCQgHAwUV CgkICwUWAgMBABYhBMFAC6CzmJ5vvH1bXCte4hHFiupUBQJfEWX4BQkQo2czAAoJECte4hHF iupUvfMP/iNtiysSr5yU4tbMBzRkGov1/FjurfH1kPweLVHDwiQJOGBz9HgM5+n8boduRv36 0lU32g3PehN0UHZdHWhygUd6J09YUi2mJo1l2Fz1fQ8elUGUOXpT/xoxNQjslZjJGItCjza8 +D1DO+0cNFgElcNPa7DFBnglatOCZRiMjo4Wx0i8njEVRU+4ySRU7rCI36KPts+uVmZAMD7V 3qiR1buYklJaPCJsnXURXYsilBIE9mZRmQjTDVqjLWAit++flqUVmDjaD/pj2AQe2Jcmd2gm sYW5P1moz7ACA1GzMjLDmeFtpJOIB7lnDX0F/vvsG3V713/701aOzrXqBcEZ0E4aWeZJzaXw n1zVIrl/F3RKrWDhMKTkjYy7HA8hQ9SJApFXsgP334Vo0ea82H3dOU755P89+Eoj0y44MbQX 7xUy4UTRAFydPl4pJskveHfg4dO6Yf0PGIvVWOY1K04T1C5dpnHAEMvVNBrfTA8qcahRN82V /iIGB+KSC2xR79q1kv1oYn0GOnWkvZmMhqGLhxIqHYitwH4Jn5uRfanKYWBk12LicsjRiTyW Z9cJf2RgAtQgvMPvmaOL8vB3U4ava48qsRdgxhXMagU618EszVdYRNxGLCqsKVYIDySTrVzu ZGs2ibcRhN4TiSZjztWBAe1MaaGk05Ce4h5IdDLbOOxhuQENBF8SDLABCADohJLQ5yffd8Sq 8Lo9ymzgaLcWboyZ46pY4CCCcAFDRh++QNOJ8l4mEJMNdEa/yrW4lDQDhBWV75VdBuapYoal LFrSzDzrqlHGG4Rt4/XOqMo6eSeSLipYBu4Xhg59S9wZOWbHVT/6vZNmiTa3d40+gBg68dQ8 iqWSU5NhBJCJeLYdG6xxeUEtsq/25N1erxmhs/9TD0sIeX36rFgWldMwKmZPe8pgZEv39Sdd B+ykOlRuHag+ySJxwovfdVoWT0o0LrGlHzAYo6/ZSi/Iraa9R/7A1isWOBhw087BMNkRYx36 B77E4KbyBPx9h3wVyD/R6T0Q3ZNPu6SQLnsWojMzABEBAAGJAjwEGAEKACYWIQTBQAugs5ie b7x9W1wrXuIRxYrqVAUCXxIMsAIbDAUJAucGAAAKCRArXuIRxYrqVOu0D/48xSLyVZ5NN2Bb yqo3zxdv/PMGJSzM3JqSv7hnMZPQGy9XJaTc5Iz/hyXaNRwpH5X0UNKqhQhlztChuAKZ7iu+ 2VKzq4JJe9qmydRUwylluc4HmGwlIrDNvE0N66pRvC3h8tOVIsippAQlt5ciH74bJYXr0PYw Aksw1jugRxMbNRzgGECg4O6EBNaHwDzsVPX1tDj0d9t/7ClzJUy20gg8r9Wm/I/0rcNkQOpV RJLDtSbGSusKxor2XYmVtHGauag4YO6Vdq+2RjArB3oNLgSOGlYVpeqlut+YYHjWpaX/cTf8 /BHtIQuSAEu/WnycpM3Z9aaLocYhbp5lQKL6/bcWQ3udd0RfFR/Gv7eR7rn3evfqNTtQdo4/ YNmd7P8TS7ALQV/5bNRe+ROLquoAZvhaaa6SOvArcmFccnPeyluX8+o9K3BCdXPwONhsrxGO wrPI+7XKMlwWI3O076NqNshh6mm8NIC0mDUr7zBUITa67P3Q2VoPoiPkCL9RtsXdQx5BI9iI h/6QlzDxcBdw2TVWyGkVTCdeCBpuRndOMVmfjSWdCXXJCLXO6sYeculJyPkuNvumxgwUiK/H AqqdUfy1HqtzP2FVhG5Ce0TeMJepagR2CHPXNg88Xw3PDjzdo+zNpqPHOZVKpLUkCvRv1p1q m1qwQVWtAwMML/cuPga78rkBDQRfEXGWAQgAt0Cq8SRiLhWyTqkf16Zv/GLkUgN95RO5ntYM fnc2Tr3UlRq2Cqt+TAvB928lN3WHBZx6DkuxRM/Y/iSyMuhzL5FfhsICuyiBs5f3QG70eZx+ Bdj4I7LpnIAzmBdNWxMHpt0m7UnkNVofA0yH6rcpCsPrdPRJNOLFI6ZqXDQk9VF+AB4HVAJY BDU3NAHoyVGdMlcxev0+gEXfBQswEcysAyvzcPVTAqmrDsupnIB2f0SDMROQCLO6F+/cLG4L Stbz+S6YFjESyXblhLckTiPURvDLTywyTOxJ7Mafz6ZCene9uEOqyd/h81nZOvRd1HrXjiTE 1CBw+Dbvbch1ZwGOTQARAQABiQNyBBgBCgAmFiEEwUALoLOYnm+8fVtcK17iEcWK6lQFAl8R cZYCGwIFCQLnoRoBQAkQK17iEcWK6lTAdCAEGQEKAB0WIQQreQhYm33JNgw/d6GpyVqK+u3v qQUCXxFxlgAKCRCpyVqK+u3vqatQCAC3QIk2Y0g/07xNLJwhWcD7JhIqfe7Qc5Vz9kf8ZpWr +6w4xwRfjUSmrXz3s6e/vrQsfdxjVMDFOkyG8c6DWJo0TVm6Ucrf9G06fsjjE/6cbE/gpBkk /hOVz/a7UIELT+HUf0zxhhu+C9hTSl8Nb0bwtm6JuoY5AW0LP2KoQ6LHXF9KNeiJZrSzG6WE h7nf3KRFS8cPKe+trbujXZRb36iIYUfXKiUqv5xamhohy1hw+7Sy8nLmw8rZPa40bDxX0/Gi 98eVyT4/vi+nUy1gF1jXgNBSkbTpbVwNuldBsGJsMEa8lXnYuLzn9frLdtufUjjCymdcV/iT sFKziU9AX7TLZ5AP/i1QMP9OlShRqERH34ufA8zTukNSBPIBfmSGUe6G2KEWjzzNPPgcPSZx Do4jfQ/m/CiiibM6YCa51Io72oq43vMeBwG9/vLdyev47bhSfMLTpxdlDJ7oXU9e8J61iAF7 vBwerBZL94I3QuPLAHptgG8zPGVzNKoAzxjlaxI1MfqAD9XUM80MYBVjunIQlkU/AubdvmMY X7hY1oMkTkC5hZNHLgIsDvWUG0g3sACfqF6gtMHY2lhQ0RxgxAEx+ULrk/svF6XGDe6iveyc z5Mg5SUggw3rMotqgjMHHRtB3nct6XqgPXVDGYR7nAkXitG+nyG5zWhbhRDglVZ0mLlW9hij z3Emwa94FaDhN2+1VqLFNZXhLwrNC5mlA6LUjCwOL+zb9a07HyjekLyVAdA6bZJ5BkSXJ1CO 5YeYolFjr4YU7GXcSVfUR6fpxrb8N+yH+kJhY3LmS9vb2IXxneE/ESkXM6a2YAZWfW8sgwTm 0yCEJ41rW/p3UpTV9wwE2VbGD1XjzVKl8SuAUfjjcGGys3yk5XQ5cccWTCwsVdo2uAcY1MVM HhN6YJjnMqbFoHQq0H+2YenTlTBn2Wsp8TIytE1GL6EbaPWbMh3VLRcihlMj28OUWGSERxat xlygDG5cBiY3snN3xJyBroh5xk/sHRgOdHpmujnFyu77y4RTZ2W8 Message-ID: <611813e9-943a-33be-4e9b-5cb1397ac5d9@pengutronix.de> Date: Sun, 6 Dec 2020 11:32:39 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="hLDEw0fQI9qn7mYvJgOpIm6MZQgHh4uts" X-SA-Exim-Connect-IP: 2001:67c:670:201:5054:ff:fe8d:eefb X-SA-Exim-Mail-From: mkl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-can@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-can@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --hLDEw0fQI9qn7mYvJgOpIm6MZQgHh4uts Content-Type: multipart/mixed; boundary="5hgT4rWSSJJWenrkJQMhe3B4QObqiavQz"; protected-headers="v1" From: Marc Kleine-Budde To: Sven Schuchmann , "linux-can@vger.kernel.org" Message-ID: <611813e9-943a-33be-4e9b-5cb1397ac5d9@pengutronix.de> Subject: Re: mcp251xfd No Oscillator (clock) defined References: In-Reply-To: --5hgT4rWSSJJWenrkJQMhe3B4QObqiavQz Content-Type: text/plain; charset=utf-8 Content-Language: de-DE Content-Transfer-Encoding: quoted-printable On 12/6/20 11:18 AM, Sven Schuchmann wrote: > Hi all, > I am new to the list so sorry for any errors. >=20 > I want to get Seeed "2 Channel CAN BUS FD Shield for Raspberry Pi"=20 > https://wiki.seeedstudio.com/2-Channel-CAN-BUS-FD-Shield-for-Raspberry-= Pi/ > get to work on a Raspberry Pi Compute Module 4 IO Board > https://www.raspberrypi.org/products/compute-module-4-io-board >=20 > I have installed the Raspberry Pi OS with Raspberry Pi Imager >=20 > $ uname -a > Linux raspberrypi 5.4.79-v7l+ #1373 SMP Mon Nov 23 13:27:40 GMT 2020 ar= mv7l GNU/Linux >=20 > without any changes. Therefore I tried the following commands to load t= he overlay=20 >=20 > $ sudo dtoverlay spi0-1cs cs0_pin=3D24 > $ sudo dtoverlay mcp251xfd spi0-1 oscillator=3D40000000 speed=3D2000000= 0 interrupt=3D18 Better add the overlays statically in the bootloader via config.txt: | dtoverlay=3Dmcp251xfd,spi0-0,interrupt=3D18 Marc --=20 Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | --5hgT4rWSSJJWenrkJQMhe3B4QObqiavQz-- --hLDEw0fQI9qn7mYvJgOpIm6MZQgHh4uts Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEEK3kIWJt9yTYMP3ehqclaivrt76kFAl/Ms0cACgkQqclaivrt 76krvgf9HvoRAljyemjpLWwA/C8qgFYkMyidH2j/Ej8LqMjedKcEhG+XvDLiUYIz U/EPPpbY4B6mJy8JvwEJ/Hgnd5ShDvQ9i+RJGe4vm2ZldKPxyp5j5L/uCkAG7kGd ddaMZupYyVWy0N4ElfhKQiEbDh2bUjDTG2MVmpcR08nO/qIeZRDBUgZwvKxRYsao Hl2PGUsxz37J9+NeBeAOup5QMpEMWnY/NBncdEkVEXnvuDTf5nVfcSSZJiTNTrrz QbnntMKAjhV86qQzpAtH2Pfo82iuTc5XjujppI7mKSTsY8mq7h34Q5hLU2oCjUEJ n9UHfsfSfq6bB6TMQ9ie66Syb1AqgA== =Ic88 -----END PGP SIGNATURE----- --hLDEw0fQI9qn7mYvJgOpIm6MZQgHh4uts--