Re: [PATCH v3 0/7] rpi5: initial support

[Matthias Brugger <mbrugger@suse.com>]

On 21/12/2023 14:42, Stefan Agner wrote:
> Hi Ivan,
> 
> On 2023-12-18 22:03, Ivan T. Ivanov wrote:
>> Hi,
>>
>> These patches are adding basic support for RPi5.
>> They are based on v2 series from Dmitry Malkin[1].
>>
>> With them I am able to _start_ current openSUSE
>> Tumbleweed without modification. They are still
>> a lot of things to be added to the upstream Linux
>> before it runs flawlessly on this device, but at
>> least in U-Booot SD controller used for uSD card
>> and Frameboffer and HDMI0 devices are working fine
>> now. It seems that PCIe controller is working fine
>> too, but I have not tested it too much.
> 
> Thank you very much for this work!
> 
>>
>> Serial console and reset are also functional.
> 
> I've applied the patchset to v2024.01-rc5 and built the
> rpi_arm64_defconfig target. I added enable_uart=1 and kernel=u-boot.bin
> to config.txt. While I see a brief U-Boot logo on HDMI, I haven't gotten
> anything on the serial console on pin 8/10 of the Raspberry Pi pin
> header. Is there anything specific needed to get the console going?
> 

Welcome to the club! :)

The RPi5 uses a rather non-standard port for debug console:
https://www.raspberrypi.com/documentation/computers/raspberry-pi-5.html#uart-connector

Up to now I wasn't able to get serial console on the normal pins 8/10.

Regards
Matthias

> --
> Stefan
> 
>>
>> Hopefully this will help others add missing pieces
>> more easily.
>>
>> Happy hacking!
>>
>> Regards,
>> Ivan
>>
>> [1] https://lore.kernel.org/all/CAKRNjQ0dsWozGo4n8g58m4cCEk3n=qx1R+L24WBgpo-iP1yo7A@mail.gmail.com/
>>
>> Dmitry Malkin (2):
>>    rpi5: add initial memory map for bcm2712
>>    rpi5: Use devicetree as alternative way to read IO base addresses
>>
>> Ivan T. Ivanov (5):
>>    rpi5: Use devicetree to retrieve board revision
>>    bcm2835: brcm,bcm2708-fb device is using r5g6b5 format
>>    mmc: bcmstb: Add support for bcm2712 SD controller
>>    configs: rpi_arm64: enable SDHCI BCMSTB driver
>>    pci: pcie-brcmstb: Add bcm2712 PCIe controller support
>>
>>   arch/arm/mach-bcm283x/include/mach/base.h  |   5 +-
>>   arch/arm/mach-bcm283x/include/mach/mbox.h  |   3 +-
>>   arch/arm/mach-bcm283x/include/mach/sdhci.h |   3 +-
>>   arch/arm/mach-bcm283x/include/mach/timer.h |   3 +-
>>   arch/arm/mach-bcm283x/include/mach/wdog.h  |   3 +-
>>   arch/arm/mach-bcm283x/init.c               |  81 ++++++++--
>>   board/raspberrypi/rpi/rpi.c                |  22 ++-
>>   configs/rpi_arm64_defconfig                |   1 +
>>   drivers/mmc/bcmstb_sdhci.c                 | 173 ++++++++++++++++++++-
>>   drivers/pci/pcie_brcmstb.c                 |  23 ++-
>>   drivers/video/bcm2835.c                    |  10 +-
>>   11 files changed, 296 insertions(+), 31 deletions(-)