drivers: soc: atmel: Add basic support for new sama5d2 SiPs

Add basic support for new sama5d2 System in a Package chips.

Signed-off-by: Cristian Birsan <cristian.birsan@microchip.com>
[claudiu.beznea@microchip.com: use MiB instead of MB]
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

(cherry picked from commit cd2e9be)

Author: cristibirsan

drivers/soc/atmel/soc.c

@@ -72,6 +72,8 @@ static const struct at91_soc __initconst socs[] = {
 		 "sama5d21", "sama5d2"),
 	AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D22CU_EXID_MATCH,
 		 "sama5d22", "sama5d2"),
+	AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D225C_D1M_EXID_MATCH,
+		 "sama5d225c 16MiB SiP", "sama5d2"),
 	AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D23CU_EXID_MATCH,
 		 "sama5d23", "sama5d2"),
 	AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D24CX_EXID_MATCH,
@@ -84,10 +86,16 @@ static const struct at91_soc __initconst socs[] = {
 		 "sama5d27", "sama5d2"),
 	AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D27CN_EXID_MATCH,
 		 "sama5d27", "sama5d2"),
+	AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D27C_D1G_EXID_MATCH,
+		 "sama5d27c 128MiB SiP", "sama5d2"),
+	AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D27C_D5M_EXID_MATCH,
+		 "sama5d27c 64MiB SiP", "sama5d2"),
 	AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D28CU_EXID_MATCH,
 		 "sama5d28", "sama5d2"),
 	AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D28CN_EXID_MATCH,
 		 "sama5d28", "sama5d2"),
+	AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D28C_D1G_EXID_MATCH,
+		 "sama5d28c 128MiB SiP", "sama5d2"),
 	AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D31_EXID_MATCH,
 		 "sama5d31", "sama5d3"),
 	AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D33_EXID_MATCH,

drivers/soc/atmel/soc.h

@@ -64,14 +64,18 @@ at91_soc_init(const struct at91_soc *socs);
 
 #define SAMA5D2_CIDR_MATCH		0x0a5c08c0
 #define SAMA5D21CU_EXID_MATCH		0x0000005a
+#define SAMA5D225C_D1M_EXID_MATCH	0x00000053
 #define SAMA5D22CU_EXID_MATCH		0x00000059
 #define SAMA5D22CN_EXID_MATCH		0x00000069
 #define SAMA5D23CU_EXID_MATCH		0x00000058
 #define SAMA5D24CX_EXID_MATCH		0x00000004
 #define SAMA5D24CU_EXID_MATCH		0x00000014
 #define SAMA5D26CU_EXID_MATCH		0x00000012
+#define SAMA5D27C_D1G_EXID_MATCH	0x00000033
+#define SAMA5D27C_D5M_EXID_MATCH	0x00000032
 #define SAMA5D27CU_EXID_MATCH		0x00000011
 #define SAMA5D27CN_EXID_MATCH		0x00000021
+#define SAMA5D28C_D1G_EXID_MATCH	0x00000013
 #define SAMA5D28CU_EXID_MATCH		0x00000010
 #define SAMA5D28CN_EXID_MATCH		0x00000020