diff --git a/src/drivers/parade/ps8640/ps8640.c b/src/drivers/parade/ps8640/ps8640.c
index 08de2ee9a6..dea7be3dfd 100644
--- a/src/drivers/parade/ps8640/ps8640.c
+++ b/src/drivers/parade/ps8640/ps8640.c
@@ -25,7 +25,7 @@ int ps8640_get_edid(uint8_t bus, uint8_t chip, struct edid *out)
 {
 	int ret;
 	u8 edid[EDID_LENGTH * 2];
-	u32 edid_size;
+	int edid_size;
 
 	i2c_writeb(bus, chip + 2, PAGE2_I2C_BYPASS,
 		   EDID_I2C_ADDR | I2C_BYPASS_EN);
diff --git a/src/drivers/parade/ps8640/ps8640.h b/src/drivers/parade/ps8640/ps8640.h
index 9e483b613b..f7b40061f0 100644
--- a/src/drivers/parade/ps8640/ps8640.h
+++ b/src/drivers/parade/ps8640/ps8640.h
@@ -42,4 +42,3 @@ enum {
 int ps8640_init(uint8_t bus, uint8_t chip);
 int ps8640_get_edid(uint8_t bus, uint8_t chip, struct edid *out);
 #endif
-