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-rw-r--r--driver/retimer/ps8811.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/driver/retimer/ps8811.h b/driver/retimer/ps8811.h
index 13a83c045d..03cf8f604e 100644
--- a/driver/retimer/ps8811.h
+++ b/driver/retimer/ps8811.h
@@ -9,10 +9,19 @@
#define __CROS_EC_USB_RETIMER_PS8811_H
/*
+ * PS8811 uses 7-bit I2C addresses 0x28 to 0x29 (ADDR=LL).
+ * Page 0 = 0x28, Page 1 = 0x29.
+ * PS8811 uses 7-bit I2C addresses 0x2A to 0x2B (ADDR=LH).
+ * Page 0 = 0x2A, Page 1 = 0x2B.
+ * PS8811 uses 7-bit I2C addresses 0x70 to 0x71 (ADDR=HL).
+ * Page 0 = 0x70, Page 1 = 0x71.
* PS8811 uses 7-bit I2C addresses 0x72 to 0x73 (ADDR=HH).
* Page 0 = 0x72, Page 1 = 0x73.
*/
-#define PS8811_I2C_ADDR_FLAGS 0x72
+#define PS8811_I2C_ADDR_FLAGS0 0x28
+#define PS8811_I2C_ADDR_FLAGS1 0x2A
+#define PS8811_I2C_ADDR_FLAGS2 0x70
+#define PS8811_I2C_ADDR_FLAGS3 0x72
/*
* PAGE 1 Register Definitions