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Add support for Armada 3700 EHCI
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Authored by mw on Sep 6 2017, 7:31 PM.
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Details

Summary

This patch reuses ehci_mv driver by adding a support for the new
compatible string and adding ehci_mv.c to list of available options
for arm64 platforms.

Diff Detail

Repository
rS FreeBSD src repository - subversion
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Event Timeline

This revision was automatically updated to reflect the committed changes.
head/sys/dev/usb/controller/ehci_mv.c
180–181

can we use ofw_bus_search_compatible here, as in D12258?

head/sys/dev/usb/controller/ehci_mv.c
180–181

Actually this code should be executed only for legacy devices using "mrvl,usb-ehci" compatible string, so ofw_bus_search_compatible is imo not sufficient.

Would you like to invert the condition to:

if ((ofw_bus_is_compatible(self, "mrvl,usb-ehci")) {

or can we leave it as-is now?

head/sys/dev/usb/controller/ehci_mv.c
180–181

The ocd_data field returned by ofw_bus_is_compatible() doesn't have to be just true/false. When you've got hardware that has a few small variations, you can use an enum with each compat string (see dev/sdhci/fsl_sdhci.c for an example). You could also do something like a set of bitmapped flags where different flag bits indicate different quirks.