board/BuR/common: fix detection for PSC/STM resetcontroller

Signed-off-by: Hannes Schmelzer <hannes.schmelzer@br-automation.com>
diff --git a/board/BuR/common/br_resetc.c b/board/BuR/common/br_resetc.c
index 190f141..c8cc73a 100644
--- a/board/BuR/common/br_resetc.c
+++ b/board/BuR/common/br_resetc.c
@@ -64,6 +64,7 @@
 		return -1;
 	}
 
+	resetc.is_psoc = 1;
 	rc = dm_i2c_probe(i2cbus,
 			  RSTCTRL_ADDR_PSOC, 0, &resetc.i2cdev);
 	if (rc) {