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authorArnd Bergmann <arnd@arndb.de>2024-09-05 14:13:14 +0000
committerArnd Bergmann <arnd@arndb.de>2024-09-05 14:13:14 +0000
commit3b42530638442f656bbb5e292e8a0432e2a7efa8 (patch)
treef34b42071fb9290511e232f294f3a1e773817837 /drivers/soc
parentdc2b17fbd599caa6079d619e1ff2c3d980ff6603 (diff)
parent1a92f0387b17c8cb4548185675fb42de670f9794 (diff)
downloadlwn-3b42530638442f656bbb5e292e8a0432e2a7efa8.tar.gz
lwn-3b42530638442f656bbb5e292e8a0432e2a7efa8.zip
Merge tag 'at91-soc-6.12' of https://git.kernel.org/pub/scm/linux/kernel/git/at91/linux into soc/drivers
Microchip AT91 SoC updates for v6.12 It contains: - support for the Microchip SAM9X7 SoC: -- power management -- SoC identification -- sysreg documentation updates -- necessary Kconfig updates * tag 'at91-soc-6.12' of https://git.kernel.org/pub/scm/linux/kernel/git/at91/linux: ARM: at91: Kconfig: add config flag for SAM9X7 SoC ARM: at91: add support in SoC driver for new sam9x7 ARM: at91: pm: add sam9x7 SoC init config ARM: at91: pm: add support for sam9x7 SoC family dt-bindings: atmel-sysreg: add sam9x7 Link: https://lore.kernel.org/r/20240901133110.2038675-3-claudiu.beznea@tuxon.dev Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/soc')
-rw-r--r--drivers/soc/atmel/soc.c23
-rw-r--r--drivers/soc/atmel/soc.h9
2 files changed, 32 insertions, 0 deletions
diff --git a/drivers/soc/atmel/soc.c b/drivers/soc/atmel/soc.c
index cc9a3e107479..2a42b28931c9 100644
--- a/drivers/soc/atmel/soc.c
+++ b/drivers/soc/atmel/soc.c
@@ -101,6 +101,29 @@ static const struct at91_soc socs[] __initconst = {
AT91_CIDR_VERSION_MASK, SAM9X60_D6K_EXID_MATCH,
"sam9x60 8MiB SDRAM SiP", "sam9x60"),
#endif
+#ifdef CONFIG_SOC_SAM9X7
+ AT91_SOC(SAM9X7_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
+ AT91_CIDR_VERSION_MASK, SAM9X70_EXID_MATCH,
+ "sam9x70", "sam9x7"),
+ AT91_SOC(SAM9X7_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
+ AT91_CIDR_VERSION_MASK, SAM9X72_EXID_MATCH,
+ "sam9x72", "sam9x7"),
+ AT91_SOC(SAM9X7_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
+ AT91_CIDR_VERSION_MASK, SAM9X75_EXID_MATCH,
+ "sam9x75", "sam9x7"),
+ AT91_SOC(SAM9X7_CIDR_MATCH, SAM9X75_D1M_EXID_MATCH,
+ AT91_CIDR_VERSION_MASK, SAM9X75_EXID_MATCH,
+ "sam9x75 16MB DDR2 SiP", "sam9x7"),
+ AT91_SOC(SAM9X7_CIDR_MATCH, SAM9X75_D5M_EXID_MATCH,
+ AT91_CIDR_VERSION_MASK, SAM9X75_EXID_MATCH,
+ "sam9x75 64MB DDR2 SiP", "sam9x7"),
+ AT91_SOC(SAM9X7_CIDR_MATCH, SAM9X75_D1G_EXID_MATCH,
+ AT91_CIDR_VERSION_MASK, SAM9X75_EXID_MATCH,
+ "sam9x75 125MB DDR3L SiP ", "sam9x7"),
+ AT91_SOC(SAM9X7_CIDR_MATCH, SAM9X75_D2G_EXID_MATCH,
+ AT91_CIDR_VERSION_MASK, SAM9X75_EXID_MATCH,
+ "sam9x75 250MB DDR3L SiP", "sam9x7"),
+#endif
#ifdef CONFIG_SOC_SAMA5
AT91_SOC(SAMA5D2_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
AT91_CIDR_VERSION_MASK, SAMA5D21CU_EXID_MATCH,
diff --git a/drivers/soc/atmel/soc.h b/drivers/soc/atmel/soc.h
index 7a9f47ce85fb..2c78e54255f7 100644
--- a/drivers/soc/atmel/soc.h
+++ b/drivers/soc/atmel/soc.h
@@ -44,6 +44,7 @@ at91_soc_init(const struct at91_soc *socs);
#define AT91SAM9X5_CIDR_MATCH 0x019a05a0
#define AT91SAM9N12_CIDR_MATCH 0x019a07a0
#define SAM9X60_CIDR_MATCH 0x019b35a0
+#define SAM9X7_CIDR_MATCH 0x09750020
#define SAMA7G5_CIDR_MATCH 0x00162100
#define AT91SAM9M11_EXID_MATCH 0x00000001
@@ -66,6 +67,14 @@ at91_soc_init(const struct at91_soc *socs);
#define SAM9X60_D1G_EXID_MATCH 0x00000010
#define SAM9X60_D6K_EXID_MATCH 0x00000011
+#define SAM9X70_EXID_MATCH 0x00000005
+#define SAM9X72_EXID_MATCH 0x00000004
+#define SAM9X75_D1G_EXID_MATCH 0x00000018
+#define SAM9X75_D2G_EXID_MATCH 0x00000020
+#define SAM9X75_D1M_EXID_MATCH 0x00000003
+#define SAM9X75_D5M_EXID_MATCH 0x00000010
+#define SAM9X75_EXID_MATCH 0x00000000
+
#define SAMA7G51_EXID_MATCH 0x3
#define SAMA7G52_EXID_MATCH 0x2
#define SAMA7G53_EXID_MATCH 0x1