From mboxrd@z Thu Jan 1 00:00:00 1970 From: Patrick Menschel Subject: Re: Testing CAN on Allwinner A20 / Banana Pi Date: Sat, 19 Mar 2016 13:50:01 +0100 Message-ID: <56ED4AF9.6090500@posteo.de> References: <55F3E7A0.9020309@posteo.de> <55F3ECAC.7040508@pengutronix.de> <56ED45C9.7080803@posteo.de> <56ED4725.8080209@pengutronix.de> Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="------------ms090804070304010807080103" Return-path: Received: from mout01.posteo.de ([185.67.36.65]:49335 "EHLO mout01.posteo.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754253AbcCSMuE (ORCPT ); Sat, 19 Mar 2016 08:50:04 -0400 Received: from dovecot03.posteo.de (dovecot03.posteo.de [172.16.0.13]) by mout01.posteo.de (Postfix) with ESMTPS id 3EDC420802 for ; Sat, 19 Mar 2016 13:50:02 +0100 (CET) In-Reply-To: <56ED4725.8080209@pengutronix.de> Sender: linux-can-owner@vger.kernel.org List-ID: To: Marc Kleine-Budde Cc: linux-can This is a cryptographically signed message in MIME format. --------------ms090804070304010807080103 Content-Type: text/plain; charset=iso-8859-15 Content-Transfer-Encoding: quoted-printable Thanks Marc, that works apparently. ifconfig -a can0 Link encap:UNSPEC Hardware Adresse 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 NOARP MTU:16 Metrik:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 Kollisionen:0 Sendewarteschlangenl=E4nge:10 RX bytes:0 (0.0 B) TX bytes:0 (0.0 B) Interrupt:35 Regards, Patrick Am 19.03.2016 um 13:33 schrieb Marc Kleine-Budde: > On 03/19/2016 01:27 PM, Patrick Menschel wrote: >> you mentioned that you have a running Bpi with mainline kernel. >> >> My question would be if you're also running mainline u-boot with devic= e >> tree bindings. >=20 > I'm running a u-boot, not sure which version. >=20 >> I'm now running mainline kernel from stable branch >> compiled with sunxi_defconfig thus CAN driver is built-in and mainline= >> u-boot according to >> >> http://linux-sunxi.org/Mainline_Kernel_Howto >> http://linux-sunxi.org/Mainline_U-boot >> . >> >> I've added can0 entries manually to >> >> arch/arm/boot/dts/sun7i-a20.dtsi >> arch/arm/boot/dts/sun7i-a20-bananapi.dts >> >> since they are missing in the stable branch. >> >> Compiling to dtb and back to dts now resolves to >> >> can@01c2bc00 { >> compatible =3D "allwinner,sun4i-a10-can"; >> reg =3D <0x1c2bc00 0x400>; >> interrupts =3D <0x0 0x1a 0x4>; >> clocks =3D <0x31 0x4>; >> status =3D "okay"; >> pinctrl-names =3D "default"; >> pinctrl-0 =3D <0x32>; >> }; >> >> That does look plausible from my perspective. >> >> Unfortunately I'm still missing /dev/can0 and have no clue why. >=20 > CAN devices are network devices and will not show up in "/dev". Have a > look at: >=20 > ifconfig -a >=20 >> If your Bpi works with legacy u-boot, I would try that next. >=20 > Marc >=20 --------------ms090804070304010807080103 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCC CfcwggSvMIIDl6ADAgECAhEA4CPLFRKDU4mtYW56VGdrITANBgkqhkiG9w0BAQsFADBvMQsw CQYDVQQGEwJTRTEUMBIGA1UEChMLQWRkVHJ1c3QgQUIxJjAkBgNVBAsTHUFkZFRydXN0IEV4 dGVybmFsIFRUUCBOZXR3b3JrMSIwIAYDVQQDExlBZGRUcnVzdCBFeHRlcm5hbCBDQSBSb290 MB4XDTE0MTIyMjAwMDAwMFoXDTIwMDUzMDEwNDgzOFowgZsxCzAJBgNVBAYTAkdCMRswGQYD VQQIExJHcmVhdGVyIE1hbmNoZXN0ZXIxEDAOBgNVBAcTB1NhbGZvcmQxGjAYBgNVBAoTEUNP TU9ETyBDQSBMaW1pdGVkMUEwPwYDVQQDEzhDT01PRE8gU0hBLTI1NiBDbGllbnQgQXV0aGVu dGljYXRpb24gYW5kIFNlY3VyZSBFbWFpbCBDQTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCC 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