[PATCH v2 10/10] config: Enable support for the XHCI controller on RPI4 board
bmeng.cn at gmail.com
Tue May 5 13:15:24 CEST 2020
On Mon, May 4, 2020 at 8:45 PM Sylwester Nawrocki
<s.nawrocki at samsung.com> wrote:
> From: Marek Szyprowski <m.szyprowski at samsung.com>
> This requires enabling BRCMSTB PCIe and XHCI_PCI drivers as well as PCI
> and USB commands. To get it working one has to call the following commands:
> "pci enum; usb start;", thus such commands have been added to the default
> "preboot" environment variable. One has to update their environment if it
> is already configured to get this feature working out of the box.
> Signed-off-by: Marek Szyprowski <m.szyprowski at samsung.com>
> Signed-off-by: Sylwester Nawrocki <s.nawrocki at samsung.com>
> Changes since v1:
> - removed unneeded CONFIG_XHCI_64BIT_DWORD_ACCESS_ONLY entry.
> Changes since RFC:
> - none.
> configs/rpi_4_32b_defconfig | 9 +++++++++
> configs/rpi_4_defconfig | 9 +++++++++
> configs/rpi_arm64_defconfig | 8 +++++++-
> 3 files changed, 25 insertions(+), 1 deletion(-)
What are these 3 defconfigs files for? Seems there is no MAINTAINERS
I assume rpi_4_32b_defconfig is for 32-bit U-Boot and rpi_4_defconfig
is for 64-bit U-Boot for RPi 4? What is rpi_arm64_defconfig?
More information about the U-Boot