LPC546XX: Add pins to LPCXpresso restricted list

FPGA GPIO tests cannot be run on certain pins

Signed-off-by: Mahesh Mahadevan <mahesh.mahadevan@nxp.com>

Author: mmahadevan108

targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_MCU_LPC546XX/TARGET_LPCXpresso/mbed_overrides.c

@@ -18,6 +18,7 @@
 #include "fsl_emc.h"
 #include "fsl_power.h"
 #include "fsl_flashiap.h"
+#include "hal/pinmap.h"
 
 #define CRC16
 #include "crc.h"
@@ -186,3 +187,17 @@ uint32_t qspi_get_freq(void)
     return CLOCK_GetFroHfFreq();
 }
 
+const PinList *pinmap_restricted_pins()
+{
+    /* D6 pin is used by the LCD
+       A4 pin is used by the accelerometer */
+    static const PinName pins[] = {
+        D6, A4
+    };
+    static const PinList pin_list = {
+        sizeof(pins) / sizeof(pins[0]),
+        pins
+    };
+    return &pin_list;
+}
+