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authorClaudiu Beznea2021-01-22 14:21:37 +0200
committerNicolas Ferre2021-01-26 10:02:28 +0100
commitf12a29cb566699614266471342872193db1a1f52 (patch)
tree0836f9a0c3e99b962a0cf88da50e830f5a478c47 /drivers/soc/atmel
parent65d41b143329669e46f5306b867ac97b3beb38df (diff)
drivers: soc: atmel: add support for sama7g5
Add support for SAMA7G5 SoCs. Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com> Link: https://lore.kernel.org/r/1611318097-8970-8-git-send-email-claudiu.beznea@microchip.com
Diffstat (limited to 'drivers/soc/atmel')
-rw-r--r--drivers/soc/atmel/soc.c18
-rw-r--r--drivers/soc/atmel/soc.h6
2 files changed, 24 insertions, 0 deletions
diff --git a/drivers/soc/atmel/soc.c b/drivers/soc/atmel/soc.c
index f9052f45cb3e..bc8e72fd431a 100644
--- a/drivers/soc/atmel/soc.c
+++ b/drivers/soc/atmel/soc.c
@@ -27,8 +27,10 @@
#define AT91_CHIPID_EXID 0x04
#define AT91_CIDR_VERSION(x, m) ((x) & (m))
#define AT91_CIDR_VERSION_MASK GENMASK(4, 0)
+#define AT91_CIDR_VERSION_MASK_SAMA7G5 GENMASK(3, 0)
#define AT91_CIDR_EXT BIT(31)
#define AT91_CIDR_MATCH_MASK GENMASK(30, 5)
+#define AT91_CIDR_MASK_SAMA7G5 GENMASK(27, 5)
static const struct at91_soc socs[] __initconst = {
#ifdef CONFIG_SOC_AT91RM9200
@@ -221,6 +223,20 @@ static const struct at91_soc socs[] __initconst = {
AT91_CIDR_VERSION_MASK, SAMV70Q19_EXID_MATCH,
"samv70q19", "samv7"),
#endif
+#ifdef CONFIG_SOC_SAMA7
+ AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
+ AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G51_EXID_MATCH,
+ "sama7g51", "sama7g5"),
+ AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
+ AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G52_EXID_MATCH,
+ "sama7g52", "sama7g5"),
+ AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
+ AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G53_EXID_MATCH,
+ "sama7g53", "sama7g5"),
+ AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
+ AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G54_EXID_MATCH,
+ "sama7g54", "sama7g5"),
+#endif
{ /* sentinel */ },
};
@@ -258,6 +274,7 @@ static int __init at91_get_cidr_exid_from_chipid(u32 *cidr, u32 *exid)
void __iomem *regs;
static const struct of_device_id chipids[] = {
{ .compatible = "atmel,sama5d2-chipid" },
+ { .compatible = "microchip,sama7g5-chipid" },
{ },
};
@@ -345,6 +362,7 @@ static const struct of_device_id at91_soc_allowed_list[] __initconst = {
{ .compatible = "atmel,at91sam9", },
{ .compatible = "atmel,sama5", },
{ .compatible = "atmel,samv7", },
+ { .compatible = "microchip,sama7g5", },
{ }
};
diff --git a/drivers/soc/atmel/soc.h b/drivers/soc/atmel/soc.h
index 02198a4de22b..93c212533ff0 100644
--- a/drivers/soc/atmel/soc.h
+++ b/drivers/soc/atmel/soc.h
@@ -48,6 +48,7 @@ at91_soc_init(const struct at91_soc *socs);
#define AT91SAM9X5_CIDR_MATCH 0x019a05a0
#define AT91SAM9N12_CIDR_MATCH 0x019a07a0
#define SAM9X60_CIDR_MATCH 0x019b35a0
+#define SAMA7G5_CIDR_MATCH 0x00162100
#define AT91SAM9M11_EXID_MATCH 0x00000001
#define AT91SAM9M10_EXID_MATCH 0x00000002
@@ -69,6 +70,11 @@ at91_soc_init(const struct at91_soc *socs);
#define SAM9X60_D1G_EXID_MATCH 0x00000010
#define SAM9X60_D6K_EXID_MATCH 0x00000011
+#define SAMA7G51_EXID_MATCH 0x3
+#define SAMA7G52_EXID_MATCH 0x2
+#define SAMA7G53_EXID_MATCH 0x1
+#define SAMA7G54_EXID_MATCH 0x0
+
#define AT91SAM9XE128_CIDR_MATCH 0x329973a0
#define AT91SAM9XE256_CIDR_MATCH 0x329a93a0
#define AT91SAM9XE512_CIDR_MATCH 0x329aa3a0