ARM: at91: Add the chip ID for SAMA5D2 LPDDR2 SiP

The SAMA5D2 LPDDR2 SiP (System in Package) is added for SoC
identification.

Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
diff --git a/arch/arm/mach-at91/armv7/sama5d2_devices.c b/arch/arm/mach-at91/armv7/sama5d2_devices.c
index 59a0c44..9e9d026 100644
--- a/arch/arm/mach-at91/armv7/sama5d2_devices.c
+++ b/arch/arm/mach-at91/armv7/sama5d2_devices.c
@@ -57,8 +57,16 @@
 			return "SAMA5D27 512M bits DDR2 SDRAM";
 		case ARCH_EXID_SAMA5D27C_D1G:
 			return "SAMA5D27 1G bits DDR2 SDRAM";
+		case ARCH_EXID_SAMA5D27C_LD1G:
+			return "SAMA5D27 1G bits LPDDR2 SDRAM";
+		case ARCH_EXID_SAMA5D27C_LD2G:
+			return "SAMA5D27 2G bits LPDDR2 SDRAM";
 		case ARCH_EXID_SAMA5D28C_D1G:
 			return "SAMA5D28 1G bits DDR2 SDRAM";
+		case ARCH_EXID_SAMA5D28C_LD1G:
+			return "SAMA5D28 1G bits LPDDR2 SDRAM";
+		case ARCH_EXID_SAMA5D28C_LD2G:
+			return "SAMA5D28 2G bits LPDDR2 SDRAM";
 		}
 	}
 
diff --git a/arch/arm/mach-at91/include/mach/sama5d2.h b/arch/arm/mach-at91/include/mach/sama5d2.h
index c7d9bb5..d1b2e01 100644
--- a/arch/arm/mach-at91/include/mach/sama5d2.h
+++ b/arch/arm/mach-at91/include/mach/sama5d2.h
@@ -220,7 +220,11 @@
 #define ARCH_EXID_SAMA5D225C_D1M	0x00000053
 #define ARCH_EXID_SAMA5D27C_D5M		0x00000032
 #define ARCH_EXID_SAMA5D27C_D1G		0x00000033
+#define ARCH_EXID_SAMA5D27C_LD1G	0x00000061
+#define ARCH_EXID_SAMA5D27C_LD2G	0x00000062
 #define ARCH_EXID_SAMA5D28C_D1G		0x00000013
+#define ARCH_EXID_SAMA5D28C_LD1G	0x00000071
+#define ARCH_EXID_SAMA5D28C_LD2G	0x00000072
 
 /* Checked if defined in ethernet driver macb */
 #define cpu_is_sama5d2	_cpu_is_sama5d2