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-rw-r--r--board/volteer/board.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/board/volteer/board.h b/board/volteer/board.h
index d4be115677..56ae1cb0b4 100644
--- a/board/volteer/board.h
+++ b/board/volteer/board.h
@@ -79,6 +79,12 @@
/* Enabling USB4 mode */
#define CONFIG_USB_PD_USB4
#define USBC_PORT_C1_BB_RETIMER_I2C_ADDR 0x40
+/*
+ * For USB4, set the total budget for source current to 4.5A so that the first
+ * connected port is allowed to source 3A while sourcing 1.5A on other type-C
+ * ports.
+ */
+#define CONFIG_USB_PD_MAX_TOTAL_SOURCE_CURRENT 4500
/* USB Type A Features */
#define USB_PORT_COUNT 1