From f12a29cb566699614266471342872193db1a1f52 Mon Sep 17 00:00:00 2001 From: Claudiu Beznea Date: Fri, 22 Jan 2021 14:21:37 +0200 Subject: [PATCH] drivers: soc: atmel: add support for sama7g5 Add support for SAMA7G5 SoCs. Signed-off-by: Claudiu Beznea Signed-off-by: Nicolas Ferre Link: https://lore.kernel.org/r/1611318097-8970-8-git-send-email-claudiu.beznea@microchip.com --- drivers/soc/atmel/soc.c | 18 ++++++++++++++++++ drivers/soc/atmel/soc.h | 6 ++++++ 2 files changed, 24 insertions(+) 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 @@ -220,6 +222,20 @@ static const struct at91_soc socs[] __initconst = { AT91_SOC(SAMV70Q19_CIDR_MATCH, AT91_CIDR_MATCH_MASK, 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 -- 2.20.1