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-rw-r--r--zephyr/Kconfig.usbc14
1 files changed, 14 insertions, 0 deletions
diff --git a/zephyr/Kconfig.usbc b/zephyr/Kconfig.usbc
index 7587514c04..596c32f663 100644
--- a/zephyr/Kconfig.usbc
+++ b/zephyr/Kconfig.usbc
@@ -783,6 +783,20 @@ config PLATFORM_EC_USB_MUX_VIRTUAL
and is is informed when status changes, via the
EC_CMD_USB_PD_MUX_INFO host command.
+config PLATFORM_EC_USBC_RETIMER_FW_UPDATE
+ bool "Support firmware update of USB Type-C retimers"
+ default y
+ depends on PLATFORM_EC_USBC_SS_MUX
+ help
+ Enable this to support USB Type-C retimer firmware update. Each
+ Type-C retimer indicates its capability of supporting firmware update
+ independently in its usb_mux_driver.
+
+ During AP boot-up, the AP scans each PD port for retimers but only
+ if there are no Type-C devices attached to the port. The firmware
+ update can only be performed on retimers which show up in the AP
+ thunderbolt device entries.
+
endif # PLATFORM_EC_USB_MUX
config PLATFORM_EC_CONSOLE_CMD_PPC_DUMP