siemens/mc_apl1/variants/mc_apl*: Remove unneeded PTN read

An additional read of PTN configuration data at the end of the
ptn3460_init function is not necessary.

Change-Id: I5f7f647242e94b1af13757d00e80ed9813d435d0
Signed-off-by: Mario Scheithauer <mario.scheithauer@siemens.com>
Reviewed-on: https://review.coreboot.org/c/29799
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl1/ptn3460.c b/src/mainboard/siemens/mc_apl1/variants/mc_apl1/ptn3460.c
index e95b752..060a35c 100644
--- a/src/mainboard/siemens/mc_apl1/variants/mc_apl1/ptn3460.c
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl1/ptn3460.c
@@ -109,12 +109,6 @@
 			return (PTN_BUS_ERROR | status);
 	}
 
-	/* Read PTN configuration data. */
-	status = i2c_read_bytes(PTN_I2C_CONTROLLER, PTN_SLAVE_ADR,
-			PTN_CONFIG_OFF, (uint8_t *)&cfg, sizeof(cfg));
-	if (status)
-		return (PTN_BUS_ERROR | status);
-
 	return PTN_NO_ERROR;
 }
 
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl5/ptn3460.c b/src/mainboard/siemens/mc_apl1/variants/mc_apl5/ptn3460.c
index 829af2a..01da624 100644
--- a/src/mainboard/siemens/mc_apl1/variants/mc_apl5/ptn3460.c
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl5/ptn3460.c
@@ -110,12 +110,6 @@
 			return (PTN_BUS_ERROR | status);
 	}
 
-	/* Read PTN configuration data. */
-	status = i2c_read_bytes(PTN_I2C_CONTROLLER, PTN_SLAVE_ADR,
-			PTN_CONFIG_OFF, (uint8_t *)&cfg, sizeof(cfg));
-	if (status)
-		return (PTN_BUS_ERROR | status);
-
 	return PTN_NO_ERROR;
 }