On Sat, Dec 7, 2019 at 12:47 PM Simon Glass <[email protected]> wrote:
>
> The Primary-to-Sideband bus (P2SB) is used to access various peripherals
> through memory-mapped I/O in a large chunk of PCI space. The space is
> segmented into different channels and peripherals are accessed by
> device-specific means within those channels. Devices should be added in
> the device tree as subnodes of the p2sb.
>
> This adds a uclass and enables it for sandbox.
>
> Signed-off-by: Simon Glass <[email protected]>
> Reviewed-by: Bin Meng <[email protected]>
>
> ---
>
> Changes in v6: None
> Changes in v5:
> - Add a way to obtain the port ID for a device
> - Don't enable p2sb on sandbox in this patch
>
> Changes in v4:
> - Adjust condition for binding children
>
> Changes in v3: None
> Changes in v2: None
>
>  drivers/misc/Kconfig       |  33 ++++++
>  drivers/misc/Makefile      |   1 +
>  drivers/misc/p2sb-uclass.c | 216 +++++++++++++++++++++++++++++++++++++
>  include/dm/uclass-id.h     |   1 +
>  include/p2sb.h             | 135 +++++++++++++++++++++++
>  5 files changed, 386 insertions(+)
>  create mode 100644 drivers/misc/p2sb-uclass.c
>  create mode 100644 include/p2sb.h
>

applied to u-boot-x86/next, thanks!

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