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- From e20bb57fc51741677a6fcae04e564797fd18921b Mon Sep 17 00:00:00 2001
- From: Claudiu Beznea <[email protected]>
- Date: Fri, 22 Jan 2021 14:21:37 +0200
- Subject: [PATCH 140/247] drivers: soc: atmel: add support for sama7g5
- Add support for SAMA7G5 SoCs.
- Signed-off-by: Claudiu Beznea <[email protected]>
- Signed-off-by: Nicolas Ferre <[email protected]>
- Link: https://lore.kernel.org/r/[email protected]
- ---
- drivers/soc/atmel/soc.c | 18 ++++++++++++++++++
- drivers/soc/atmel/soc.h | 6 ++++++
- 2 files changed, 24 insertions(+)
- --- 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[] __in
- 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_fro
- 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_so
- { .compatible = "atmel,at91sam9", },
- { .compatible = "atmel,sama5", },
- { .compatible = "atmel,samv7", },
- + { .compatible = "microchip,sama7g5", },
- { }
- };
-
- --- a/drivers/soc/atmel/soc.h
- +++ b/drivers/soc/atmel/soc.h
- @@ -48,6 +48,7 @@ at91_soc_init(const struct at91_soc *soc
- #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 *soc
- #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
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