ARM: at91: add support in soc driver for new SAMA7G54 SiPs

Add detection of new SAMA7G54 System-In-Package (SIP) by the SoC driver:
SAMA7G54D1G, SAMA7G54D2G, SAMA7G54D4G.

Signed-off-by: Mihai Sain <mihai.sain@microchip.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20221205070108.42624-1-mihai.sain@microchip.com

diff --git a/drivers/soc/atmel/soc.c b/drivers/soc/atmel/soc.c
index dae8a2e..cc9a3e1 100644 (file)
--- a/drivers/soc/atmel/soc.c
+++ b/drivers/soc/atmel/soc.c
@@ -235,6 +235,15 @@ static const struct at91_soc socs[] __initconst = {
        AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
                 AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G54_EXID_MATCH,
                 "sama7g54", "sama7g5"),
+       AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
+                AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G54_D1G_EXID_MATCH,
+                "SAMA7G54 1Gb DDR3L SiP", "sama7g5"),
+       AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
+                AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G54_D2G_EXID_MATCH,
+                "SAMA7G54 2Gb DDR3L SiP", "sama7g5"),
+       AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
+                AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G54_D4G_EXID_MATCH,
+                "SAMA7G54 4Gb DDR3L SiP", "sama7g5"),
 #endif
        { /* sentinel */ },
 };

diff --git a/drivers/soc/atmel/soc.h b/drivers/soc/atmel/soc.h
index 2ecaa75..7a9f47c 100644 (file)
--- a/drivers/soc/atmel/soc.h
+++ b/drivers/soc/atmel/soc.h
@@ -70,6 +70,9 @@ at91_soc_init(const struct at91_soc *socs);
 #define SAMA7G52_EXID_MATCH            0x2
 #define SAMA7G53_EXID_MATCH            0x1
 #define SAMA7G54_EXID_MATCH            0x0
+#define SAMA7G54_D1G_EXID_MATCH                0x00000018
+#define SAMA7G54_D2G_EXID_MATCH                0x00000020
+#define SAMA7G54_D4G_EXID_MATCH                0x00000028
 
 #define AT91SAM9XE128_CIDR_MATCH       0x329973a0
 #define AT91SAM9XE256_CIDR_MATCH       0x329a93a0