On Thu, Jun 09, 2022 at 07:59:01AM +0200, Ahmad Fatoum wrote: > Just basic support, so we get a shell on mini-uart and SD > working and can boot a Linux kernel with all cores usable. > Needs more work for USB and Ethernet, but I'll leave that > to others now that the initial hurdle is overcome. > > I tested this series on Raspberry Pi 3b (both 32-bit and newly > added 64-bit support) and Raspberry Pi 4b (both 32/64-bit). > > v1 -> v2: > - add new common barebox-raspberry-pi.img that includes all > enabled DTs. The old approach with barebox-dt-2nd.img proved > inadequate, because VideoCore applied overlays to barebox DT, > when they were needed for the kernel and it made support > for Raspberry Pi kernel (with different bindings) harder. > - Use mailbox in PBL to determine which DT to use > - Use compressed DTBs > - fix breakage for existing 64-bit platforms due to > how CPU/SYS_SUPPORTS_64BIT_KERNEL was mishandled > - fix /env/boot/rpi for 64-bit > - replace ns16550 driver hack with DT hack Applied, thanks Sascha > > Boot log: > > >Deep probe supported due to raspberrypi,4-model-b > Switch to console [cs0] > > > barebox 2022.05.0-00152-g628da31493e4 #14 Wed Jun 8 22:35:07 CEST 2022 > > > Board: Raspberry Pi 4 Model B > Deep probe supported due to raspberrypi,4-model-b > reserved-memory: region /memreserve 0x00000000-0x00000fff > WARNING: dwc2 fe980000.usb@xxxxxxxxxxx: dwc2_core_reset: Timeout! > Waiting for Core Soft Reset > ERROR: dwc2 fe980000.usb@xxxxxxxxxxx: probe failed: Connection timed out > WARNING: bcm2835_mci fe340000.mmc@xxxxxxxxxxx: Failed to get 'vmmc' > regulator (ignored). > bcm2835_mci fe340000.mmc@xxxxxxxxxxx: registered as mci0 > malloc space: 0x1d87f1e0 -> 0x3b0fe3bf (size 472.5 MiB) > mci0: detected SD card version 2.0 > mci0: registered disk0 > environment load /boot/barebox.env: No such file or directory > Maybe you have to create the partition. > > Ahmad Fatoum (20): > ARM64: asm: implement read_cpuid_id() > dma: add dma_sync nop stubs for PBL > ARM: rpi: move bcm2835_add_device_sdram() into header > ARM: rpi: support PBL use of mbox > ARM: rpi: split out mbox helpers to share code with PBL > ARM: rpi: switch to ARM_USE_COMPRESSED_DTB > ARM: rpi: add generic Raspberry Pi image > ARM: rpi: support FDT in x0 for 64bit configurations > serial: ns16550: rpi: remove ungating now done by proper clk driver > ARM: cpu: prevent recursive dependencies via CPU_SUPPORTS_64BIT_KERNEL > ARM: cpu: remove unnecessary CONFIG_SYS_SUPPORTS_64BIT_KERNEL > ARM: cpu: remove unused SYS_SUPPORTS_32BIT_KERNEL > ARM: rpi: add Raspberry Pi 3 64-bit build support > ARM: rpi: rpi3: disallow MMU_EARLY && 64BIT > clk: rpi: add Raspberry Pi 4 support > clocksource: bcm2835: bump below architeced timer for AArch64 > ARM: rpi: add Raspberry Pi 4 support > ARM: rpi: add debug_ll support for Raspberry Pi 4 > doc: bcm283x: reference newer firmware > ARM: rpi: use correct kernel8.img as name for 64-bit > > Uwe Kleine-König (1): > mci: bcm2835: add bcm2711-emmc2 (Rpi4) support > > Documentation/boards/bcm2835.rst | 17 ++- > arch/arm/Kconfig | 10 +- > arch/arm/boards/raspberry-pi/Makefile | 1 + > arch/arm/boards/raspberry-pi/lowlevel.c | 129 +++++++++++++++--- > arch/arm/boards/raspberry-pi/lowlevel.h | 5 + > arch/arm/boards/raspberry-pi/mbox-helpers.c | 73 ++++++++++ > arch/arm/boards/raspberry-pi/rpi-common.c | 129 ++++++------------ > arch/arm/configs/rpi_v8a_defconfig | 111 +++++++++++++++ > arch/arm/cpu/Kconfig | 7 - > arch/arm/dts/Makefile | 1 + > arch/arm/dts/bcm2711-rpi-4.dts | 18 +++ > arch/arm/include/asm/cputype.h | 22 ++- > arch/arm/include/asm/system_info.h | 6 + > arch/arm/mach-bcm283x/Kconfig | 29 +++- > arch/arm/mach-bcm283x/Makefile | 2 +- > arch/arm/mach-bcm283x/core.c | 57 ++++---- > arch/arm/mach-bcm283x/include/mach/core.h | 23 ++-- > arch/arm/mach-bcm283x/include/mach/debug_ll.h | 26 ++++ > arch/arm/mach-bcm283x/include/mach/mbox.h | 4 + > arch/arm/mach-bcm283x/include/mach/platform.h | 5 +- > arch/arm/mach-bcm283x/mbox.c | 26 ++-- > arch/arm/mach-imx/Kconfig | 2 +- > arch/arm/mach-layerscape/Kconfig | 2 +- > arch/arm/mach-rockchip/Kconfig | 2 +- > common/Kconfig | 7 + > drivers/clk/clk-rpi.c | 42 ++++-- > drivers/clocksource/bcm2835.c | 3 +- > drivers/mci/mci-bcm2835.c | 4 +- > drivers/serial/serial_ns16550.c | 4 - > images/Makefile.bcm283x | 10 ++ > include/dma.h | 19 +++ > 31 files changed, 593 insertions(+), 203 deletions(-) > create mode 100644 arch/arm/boards/raspberry-pi/mbox-helpers.c > create mode 100644 arch/arm/configs/rpi_v8a_defconfig > create mode 100644 arch/arm/dts/bcm2711-rpi-4.dts > > -- > 2.30.2 > > > _______________________________________________ > barebox mailing list > barebox@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/barebox -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
