Date: Sun, 3 Jan 2021 20:49:13 +0100 From: =?utf-8?Q?Klaus_K=C3=BCchemann?= <maciphone2@googlemail.com> To: Andy McClements <ajm@ip-ether.net>, freebsd-arm@freebsd.org, Robert Crowston <crowston@protonmail.com> Subject: Re: RPi4b 8GB 13.0-Current, XHCI broken, wrong U-Boot ? Message-ID: <294F0C41-3F81-4896-B046-89361083633D@googlemail.com> In-Reply-To: <44de05f0-0c41-b6c8-b3f6-a4374f20eca1@ip-ether.net> References: <007c8658-b7b6-6852-536c-9c36af64506b@ip-ether.net> <D22EDD0F-8A8E-466C-BCEC-C8E2B3EA9A6B@googlemail.com> <aaefd44f-9dfd-be08-b446-d85c1df185a9@ip-ether.net> <5B626DCC-6F7C-4554-803C-F488A1ED9BEB@googlemail.com> <56d10ea4-3284-3e4c-9521-8bf1008caa2b@ip-ether.net> <26D146B8-0362-4008-9A1F-A6CD6B1479BB@googlemail.com> <6610c9a3-1e61-b7e5-c537-3080dd7ee8ae@ip-ether.net> <eb72b668-7a02-c873-5af8-b292b5eb12a5@ip-ether.net> <44de05f0-0c41-b6c8-b3f6-a4374f20eca1@ip-ether.net>
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> Am 03.01.2021 um 20:16 schrieb Emmanuel Vadot <manu@bidouilliste.com>: > =E2=80=A6=E2=80=A6.. > U-boot have a driver for this to reset the vl805 usb chip so I guess > this explain that it's needed for usb working in u-boot. > = https://github.com/u-boot/u-boot/blob/master/drivers/reset/reset-raspberry= pi.c =E2=80=A6. Yes , that is the driver by Nicolas Saenz which will be triggered by = bcm2711-rpi-4-b.dtb reset function , in his whole related patchset bcm2711-rpi-4-b.dts is patched with the = reset-function. bcm2711-rpi-4-b.dts in D26853 is the professional version of it :-)... = Ha Ha .. just kidding... > Am 03.01.2021 um 20:33 schrieb Andy McClements <ajm@ip-ether.net>: >=20 > On 03/01/2021 18:29, Andy McClements wrote: >=20 > ************************* > * A P O L O G I E S ! * > ************************* >=20 > I have just noticed that with the 20201227 firmware version of = 'bcm2711-rpi-4-b.dtb', 'genet0' is missing. USB disk boot is fine, but = the onboard GE is not recognised. >=20 > The only way I can get everything working on my RPi4b 8G with FreeBSD = 20201224, is to use the D26853 patched version of 'bcm2711-rpi-4-b.dtb'. >=20 > The firmware version I've been referring to as 20201227, has files in = it with that datestamp, and was obtained from: >=20 > https://github.com/raspberrypi/firmware/archive/master.zip >=20 >=20 we really should control bcm2711-rpi-4-b.dts by ourselves, It=E2=80=99s not the first time that strange versions of that file are = breaking drivers, we had that with genet(and pcie) in the past IIRC(Rob and me have talked = about it). Andy, thanks for testing so extensively useful ! Regards K.
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