This change adds a document about the SoundWire implementation in
coreboot with details adding new controllers and codecs and
connecting them in the mainboard devicetree.
BUG=b:146482091
Signed-off-by: Duncan Laurie <dlaurie@google.com>
Change-Id: Ibc04442e22acfc03ff86c49c8a7a215ceefc24c7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40892
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Sathyanarayana Nujella <sathyanarayana.nujella@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This documents the smmstore API.
Change-Id: I992c04c0cf9b3f03755cf3fede2c82c6471a5ef4
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37243
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
* Add chips ops for IPMI KCS.
* Get IPMI version over KCS.
* Generates ACPI SPMI table for IPMI KCS.
* Generates SMBIOS type 38 for IPMI KCS.
* Generates ACPI SPMI device for IPMI KCS on LPC device.
* Add documentation
To use this driver on BMC that support KCS on I/O:
1. Add an entry to the devicetree.cb:
chip drivers/ipmi
device pnp ca2.0 on end # IPMI KCS
end
2. Select IPMI_KCS in Kconfig.
3. (Optional) enable LPC I/O decode for the given address.
Tested on Wedge100s.
Change-Id: I73cbd2058ccdc5395baf244f31345a85eb0047d7
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33255
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Duncan Laurie