[RFC PATCH v1 00/20] Introduce support for Raspberry PI 5.
Simon Glass
sjg at chromium.org
Thu Feb 6 16:58:12 CET 2025
Hi Oleksii,
On Thu, 6 Feb 2025 at 05:46, Oleksii Moisieiev
<Oleksii_Moisieiev at epam.com> wrote:
>
> Hi Simon.
>
> Please see below.
>
> -- Oleski
>
> On 06/02/2025 14:31, Simon Glass wrote:
> > Hi Oleksii,
> >
> > On Wed, 5 Feb 2025 at 03:15, Oleksii Moisieiev
> > <Oleksii_Moisieiev at epam.com> wrote:
> >> This patch series provides generic support for Raspberry PI 5 in
> >> U-Boot with additional hardware drivers.
> >> The following features were implemented:
> >> 1) add generic board config for Raspberry PI5 including device-tree
> >> files;
> >> 2) add support for RP1 chip with additional hardware;
> >> 3) add support for rp1-clock driver with dt-bindings update;
> >> 4) PCIE BRCMSTB driver support for Raspberry PI 5;
> >> 5) add clock/reset/gpio drivers;
> >> 6) add ethernet support in u-boot.
> >>
> >> This patch-series introducing the basic set of supported drivers in
> >> U-Boot which allows using such features as tftp and\or NFS.
> >> I've posted this patch series as RFC because of the following commit:
> >> e51ca0d221 (HACK: drivers: mfd: set bar configuration for RP1 driver, 2024-05-21)
> > Where is that commit?
>
> This commit is part of the patch series. Here is direct link:
>
> https://lore.kernel.org/u-boot/cover.1738749764.git.oleksii_moisieiev@epam.com/T/#m21cf23989fb08cb655e25b1a2d082632b6f865c9
>
> >> It includes HACK for rp1 driver in u-boot. This HACK is setting bar
> >> address in the correct order because RP1 driver in Linux Kernel rely on
> >> the pci BAR configuration which initializes BARs based on BAR size.
> >> This results the Linux set BARs in the same order on each boot.
> >> U-boot does initialization without any sorting so the configuration
> >> may be different from the Linux kernel.
> >> BAR address configuration is set to match the Linux Kernel order
> >> to avoid fails on address translation.
> >>
> >> This should be changed after upstreaming RP1 driver to the Linux kernel
> >> mainline.
> >>
> >> Probably somebody from Raspberry will post an advise about how this
> >> can be properly done.
> > +1
> >
> >> U-Boot support for Raspberry PI 5 was added in terms of the following
> >> project: https://github.com/xen-troops/meta-xt-prod-devel-rpi5
> >> This is xen-based dom0less system on the Raspberry PI 5 with Zephyr as
> >> Control Domain and Linux is Driver Domain.
> >>
> >> It is Yocto-based so it will be easy to build it on your side. Please
> >> visit link for the details.
> > I tried to apply this but I get a lot of conflicts. Can you please
> > advise what tree it is based on?
>
> Yocto build using the following repo:
>
> https://github.com/xen-troops/u-boot/tree/rpi5-2024.04-xt
>
> It is based on the 7-8 month old master. I didn't do any rebase on the
> top because
>
> it's unclear if these changes will go to upstream.
>
> So I've posted RFC before making significant changes.
If these add more support for rpi5 your patches would definitely be welcome.
I tried out your tree, but did not see USB for the two sticks I put in:
$ ub-int rpi5
Building U-Boot in sourcedir for rpi_arm64
Bootstrapping U-Boot from dir /tmp/b/rpi_arm64
Writing U-Boot using method rpi5
cat: /sys/class/block/sdf1/size: No such file or directory
cat: /sys/class/block/sdf1/size: No such file or directory
cat: /sys/class/block/sdf1/size: No such file or directory
cat: /sys/class/block/sdf1/size: No such file or directory
4.28 RPi: BOOTSYS release VERSION:6fe0b091 DATE: 2024/06/05 TIME: 16:41:49
4.32 BOOTMODE: 0x06 partition 0 build-ts BUILD_TIMESTAMP=1717602109
serial 648a6bdf boardrev b04170 stc 4532726
4.42 AON_RESET: 00000003 PM_RSTS 00001000
4.50 RP1_BOOT chip ID: 0x20001927
4.52 PM_RSTS: 0x00001000
4.53 part 00000000 reset_info 00000000
4.56 PMIC reset-event 00000000 rtc 00000004 alarm 00000000 enabled 0
4.63 uSD voltage 3.3V
4.82 Initialising SDRAM 'Micron' 16Gb x1 total-size: 16 Gbit 4267
4.85 DDR 4267 0 0 16 152
5.26 OTP boardrev b04170 bootrom a a
5.27 Customer key hash
0000000000000000000000000000000000000000000000000000000000000000
5.34 VC-JTAG unlocked
5.57 RP1_BOOT chip ID: 0x20001927
6.62 RP1_BOOT chip ID: 0x20001927
6.63 RP1_BOOT: fw size 25992
6.18 PCI2 init
6.18 PCI2 reset
6.63 PCIe scan 00001de4:00000001
6.63 RP1_CHIP_INFO 20001927
6.66 RPi: BOOTLOADER release VERSION:6fe0b091 DATE: 2024/06/05 TIME: 16:41:49
6.73 BOOTMODE: 0x06 partition 0 build-ts BUILD_TIMESTAMP=1717602109
serial 648a6bdf boardrev b04170 stc 6873270
6.83 AON_RESET: 00000003 PM_RSTS 00001000
6.87 PCIEx1: PWR 0 DET_WAKE 0
6.90 M.2 PCIe HAT not detected.
6.14 usb_pd_init status 1
6.18 XHCI-STOP
6.18 xHC0 ver: 272 HCS: 03000440 140000f1 07ff000a HCC: 0240fe6d
6.22 USBSTS 1
6.25 xHC0 ver: 272 HCS: 03000440 140000f1 07ff000a HCC: 0240fe6d
6.30 xHC0 ports 3 slots 64 intrs 4
6.42 XHCI-STOP
6.42 xHC1 ver: 272 HCS: 03000440 140000f1 07ff000a HCC: 0240fe6d
6.46 USBSTS 1
6.49 xHC1 ver: 272 HCS: 03000440 140000f1 07ff000a HCC: 0240fe6d
6.54 xHC1 ports 3 slots 64 intrs 4
6.62 Boot mode: SD (01) order f4
7.00 USB3[3] 00021203 connected enabled
7.00 USB3 root HUB port 3 init
7.05 DEV [01:00] 3.32 000000:03 class 0 VID 0781 PID 5581
7.09 MSD device [01:00] 3.32 000000:03 conf 0 iface 0 ep 81#1024 02#1024
7.16 MSD [01:00] 3.32 000000:03 register MSD
7.52 USB2[2] 000206e1 connected
7.02 USB2[2] 00200e03 connected enabled
7.03 USB2 root HUB port 2 init
7.09 DEV [01:00] 2.16 000000:02 class 0 VID 090c PID 1000
7.11 MSD device [01:00] 2.16 000000:02 conf 0 iface 0 ep 82#512 01#512
7.19 MSD [01:00] 2.16 000000:02 register MSD
7.76 SD HOST: 200000000 CTL0: 0x00800000 BUS: 400000 Hz actual:
390625 HZ div: 512 (256) status: 0x1fff0000 delay: 276
7.87 SD HOST: 200000000 CTL0: 0x00800f00 BUS: 400000 Hz actual:
390625 HZ div: 512 (256) status: 0x1fff0000 delay: 276
7.21 OCR c0ff8000 [40]
CID: 0027504853443332476075149214017b
CSD: 400e00325b590000e6e97f800a400000
7.29 SD: bus-width: 4 spec: 2 SCR: 0x02858083 0x00000000
7.37 SD HOST: 200000000 CTL0: 0x00800f04 BUS: 50000000 Hz actual:
50000000 HZ div: 4 (2) status: 0x1fff0000 delay: 2
7.46 MBR: 0x00000800, 1048576 type: 0x0c
7.48 MBR: 0x00100800,17020996 type: 0x83
7.52 MBR: 0x00000000, 0 type: 0x00
7.56 MBR: 0x00000000, 0 type: 0x00
7.60 Trying partition: 0
7.63 type: 32 lba: 2048 'mkfs.fat' ' system-boot' clusters 1032412 (1)
7.69 rsc 32 fat-sectors 8066 root dir cluster 2 sectors 0 entries 0
7.75 FAT32 clusters 1032412
7.81 [sdcard] autoboot.txt not found
7.82 Select partition rsts 0 C(boot_partition) 0 EEPROM config 0 result 0
7.89 Trying partition: 0
7.92 type: 32 lba: 2048 'mkfs.fat' ' system-boot' clusters 1032408 (1)
7.98 rsc 32 fat-sectors 8066 root dir cluster 2 sectors 0 entries 0
7.04 FAT32 clusters 1032408
7.11 Read config.txt bytes 1680 hnd 0x2fc7d
7.14 [sdcard] pieeprom.upd not found
7.16 usb_max_current_enable default 0 max-current 900
7.28 Read bcm2712-rpi-5-b.dtb bytes 80206 hnd 0x352
7.30 dt-match: compatible: raspberrypi,5-model-b match: brcm,bcm2712
7.37 dt-match: compatible: brcm,bcm2712 match: brcm,bcm2712
7.43 Selecting USB low current limit
NOTICE: BL31: v2.6(release):v2.6-239-g2a9ede0bd
NOTICE: BL31: Built : 14:26:57, Jun 22 2023
U-Boot 2024.04-00714-gb81bc374c35 (Feb 06 2025 - 08:56:18 -0700)
DRAM: 1020 MiB (effective 2 GiB)
RPI 5 Model B (0xb04170)
Core: 54 devices, 15 uclasses, devicetree: board
MMC: mmc at fff000: 0, mmc at 1100000: 1
Loading Environment from FAT... Unable to read "uboot.env" from mmc0:1...
In: serial,usbkbd
Out: serial,vidconsole
Err: serial,vidconsole
mbox: Header response code invalid
bcm2835: Could not query MAC address
PCIe BRCM: link up, 5.0 Gbps x4 (!SSC)
Net: eth0: ethernet at 100000
starting USB...
Bus usb at 480000: USB DWC2
scanning bus usb at 480000 for devices... 1 USB Device(s) found
scanning usb for storage devices... 0 Storage Device(s) found
Hit any key to stop autoboot: 0
U-Boot> dm tree
Class Index Probed Driver Name
-----------------------------------------------------------
root 0 [ + ] root_driver root_driver
clk 0 [ ] fixed_clock |-- clk-27M
clk 1 [ ] fixed_clock |-- clk-108M
simple_bus 0 [ + ] simple_bus |-- soc
serial 0 [ + ] serial_pl01x | |-- serial at 7d001000
rng 0 [ ] iproc_rng200-rng | |-- rng at 7d208000
simple_bus 1 [ ] simple_bus | |-- avs-monitor at 7d542000
simple_bus 2 [ ] simple_bus | |-- firmware
reset 0 [ ] raspberrypi-reset | | `-- reset
simple_bus 3 [ ] simple_bus | `-- nvmem
simple_bus 4 [ + ] simple_bus |-- axi
reset 1 [ + ] brcmstb-reset-rescal | |-- reset-controller at 119500
pci 0 [ + ] pcie_brcm | |-- pcie at 120000
simple_bus 5 [ + ] simple_bus | | |-- rp1
clk 2 [ + ] rp1-clk | | | |-- clocks at 18000
gpio 0 [ + ] rp1-gpio | | | |-- gpio at d0000
ethernet 0 [ + ] eth_macb | | | `-- ethernet at 100000
bootdev 0 [ ] eth_bootdev | | | `--
ethernet at 100000.bootdev
pci 1 [ + ] pci_bridge_drv | | `-- pci_0:0.0
pci_generi 0 [ + ] rp1 | | `-- rp1
simple_bus 6 [ ] simple_bus | |-- syscon at 400018
usb 0 [ + ] dwc2_usb | |-- usb at 480000
usb_hub 0 [ + ] usb_hub | | `-- usb_hub
mmc 0 [ + ] sdhci-bcmstb | |-- mmc at fff000
blk 0 [ + ] mmc_blk | | |-- mmc at fff000.blk
partition 0 [ + ] blk_partition | | | |-- mmc at fff000.blk:1
partition 1 [ + ] blk_partition | | | `-- mmc at fff000.blk:2
bootdev 1 [ ] mmc_bootdev | | `-- mmc at fff000.bootdev
mmc 1 [ + ] sdhci-bcmstb | |-- mmc at 1100000
blk 1 [ ] mmc_blk | | |-- mmc at 1100000.blk
bootdev 2 [ ] mmc_bootdev | | `-- mmc at 1100000.bootdev
reset 2 [ + ] brcmstb-reset | `-- reset-controller at 1504318
simple_bus 7 [ + ] simple_bus |-- clocks
clk 3 [ ] fixed_clock | |-- clk-osc
clk 4 [ + ] fixed_clock | |-- clk-usb
clk 5 [ ] fixed_clock | |-- clk_vpu
clk 6 [ + ] fixed_clock | |-- clk_uart
clk 7 [ ] fixed_clock | |-- clk_emmc2
clk 8 [ ] fixed_clock | |-- clk_xosc
clk 9 [ + ] fixed_clock | |-- macb_pclk
clk 10 [ + ] fixed_clock | |-- macb_hclk
clk 11 [ ] fixed_clock | |-- sdio_src
clk 12 [ ] fixed_clock | `-- sdhci_core
clk 13 [ ] fixed_clock |-- clk-osc
clk 14 [ ] fixed_clock |-- clk-usb
clk 15 [ ] fixed_clock |-- clk_vpu
clk 16 [ ] fixed_clock |-- clk_uart
clk 17 [ ] fixed_clock |-- clk_emmc2
clk 18 [ ] fixed_clock |-- clk_xosc
clk 19 [ ] fixed_clock |-- macb_pclk
clk 20 [ ] fixed_clock |-- macb_hclk
clk 21 [ ] fixed_clock |-- sdio_src
clk 22 [ ] fixed_clock |-- sdhci_core
bootstd 0 [ ] bootstd_drv `-- bootstd
bootmeth 0 [ ] bootmeth_extlinux |-- extlinux
bootmeth 1 [ ] bootmeth_script |-- script
bootmeth 2 [ ] bootmeth_efi_mgr |-- efi_mgr
bootmeth 3 [ ] bootmeth_efi |-- efi
bootmeth 4 [ ] bootmeth_pxe `-- pxe
U-Boot>
Regards,
Simon
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