Stefan Wahren writes: > This series adds minimal support for the new Raspberry Pi 4, so we are able > to login via debug UART. > > Patch 1-5: Prepare platform and DTS for the new SoC BMC2711 > Patch 6-10: Enable support for emmc2 on BCM2711 > Patch 11-12: Enable pinctrl for BCM2711 > Patch 13-17: Add Raspberry Pi 4 DTS support > Patch 18: Update MAINTAINERS > > Unfortunately the Raspberry Pi Foundation didn't released a > peripheral documentation for the new SoC yet. So we only have a preliminary > datasheet [1] and reduced schematics [2]. > > Changes since RFC: > - change BCM2838 -> BCM2711 as discussed in RFC > - update MAINTAINERS accordingly > - drop "spi: bcm2835: enable shared interrupt support" from series > - squash all pinctrl-bcm2835 changes into one patch > - introduce SoC specific clock registration as suggested by Florian > - fix watchdog probing for Raspberry Pi 4 > - convert brcm,bcm2835.txt to json-schema > - move VC4 node to bcm2835-common.dtsi > - fallback to legacy pull config for Raspberry Pi 4 > - revert unintended change of mailbox in bcm283x.dtsi > - add reference for arm64 I gave some comments on the bcm2835-common patch, but I think this is a good start and would be worth merging to start bringing the board up, even without a respin. Series is: Acked-by: Eric Anholt