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authorPeter Maydell <peter.maydell@linaro.org>2021-05-14 14:26:23 +0100
committerPeter Maydell <peter.maydell@linaro.org>2021-05-14 14:26:23 +0100
commit499063d00ad3dba7bccd6bcc7f41e33e03866e9e (patch)
treec1356e1a513ee94150e62629884fb60aee90d74d /hw/i2c/smbus_slave.c
parent96662996eda78c48aadddd4e76d8615c7eb72d80 (diff)
parent065177eeceff552a5316bff9435188b50a2da1b6 (diff)
downloadfocaccia-qemu-499063d00ad3dba7bccd6bcc7f41e33e03866e9e.tar.gz
focaccia-qemu-499063d00ad3dba7bccd6bcc7f41e33e03866e9e.zip
Merge remote-tracking branch 'remotes/cminyard/tags/for-qemu-6.1-v1' into staging
Add a bus multiplexer device

This patch set adds a bus multiplexer and the necessary infrastructure
in the I2C code to allow it to work.

These are common on systems with lots of I2C devices, like an IPMI BMC.

# gpg: Signature made Thu 13 May 2021 22:48:07 BST
# gpg:                using RSA key FD0D5CE67CE0F59A6688268661F38C90919BFF81
# gpg: Good signature from "Corey Minyard <cminyard@mvista.com>" [unknown]
# gpg:                 aka "Corey Minyard <minyard@acm.org>" [unknown]
# gpg:                 aka "Corey Minyard <corey@minyard.net>" [unknown]
# gpg:                 aka "Corey Minyard <minyard@mvista.com>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: FD0D 5CE6 7CE0 F59A 6688  2686 61F3 8C90 919B FF81

* remotes/cminyard/tags/for-qemu-6.1-v1:
  hw/i2c: add pca954x i2c-mux switch
  hw/i2c: move search to i2c_scan_bus method
  hw/i2c: add match method for device search
  hw/i2c: name I2CNode list in I2CBus

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/i2c/smbus_slave.c')
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