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88 lines
3.0 KiB
Diff
88 lines
3.0 KiB
Diff
From e20bb57fc51741677a6fcae04e564797fd18921b Mon Sep 17 00:00:00 2001
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From: Claudiu Beznea <claudiu.beznea@microchip.com>
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Date: Fri, 22 Jan 2021 14:21:37 +0200
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Subject: [PATCH 140/247] drivers: soc: atmel: add support for sama7g5
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Add support for SAMA7G5 SoCs.
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Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
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Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
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Link: https://lore.kernel.org/r/1611318097-8970-8-git-send-email-claudiu.beznea@microchip.com
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---
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drivers/soc/atmel/soc.c | 18 ++++++++++++++++++
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drivers/soc/atmel/soc.h | 6 ++++++
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2 files changed, 24 insertions(+)
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--- a/drivers/soc/atmel/soc.c
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+++ b/drivers/soc/atmel/soc.c
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@@ -27,8 +27,10 @@
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#define AT91_CHIPID_EXID 0x04
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#define AT91_CIDR_VERSION(x, m) ((x) & (m))
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#define AT91_CIDR_VERSION_MASK GENMASK(4, 0)
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+#define AT91_CIDR_VERSION_MASK_SAMA7G5 GENMASK(3, 0)
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#define AT91_CIDR_EXT BIT(31)
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#define AT91_CIDR_MATCH_MASK GENMASK(30, 5)
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+#define AT91_CIDR_MASK_SAMA7G5 GENMASK(27, 5)
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static const struct at91_soc socs[] __initconst = {
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#ifdef CONFIG_SOC_AT91RM9200
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@@ -221,6 +223,20 @@ static const struct at91_soc socs[] __in
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AT91_CIDR_VERSION_MASK, SAMV70Q19_EXID_MATCH,
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"samv70q19", "samv7"),
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#endif
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+#ifdef CONFIG_SOC_SAMA7
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+ AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
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+ AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G51_EXID_MATCH,
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+ "sama7g51", "sama7g5"),
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+ AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
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+ AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G52_EXID_MATCH,
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+ "sama7g52", "sama7g5"),
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+ AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
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+ AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G53_EXID_MATCH,
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+ "sama7g53", "sama7g5"),
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+ AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
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+ AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G54_EXID_MATCH,
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+ "sama7g54", "sama7g5"),
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+#endif
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{ /* sentinel */ },
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};
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@@ -258,6 +274,7 @@ static int __init at91_get_cidr_exid_fro
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void __iomem *regs;
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static const struct of_device_id chipids[] = {
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{ .compatible = "atmel,sama5d2-chipid" },
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+ { .compatible = "microchip,sama7g5-chipid" },
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{ },
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};
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@@ -345,6 +362,7 @@ static const struct of_device_id at91_so
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{ .compatible = "atmel,at91sam9", },
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{ .compatible = "atmel,sama5", },
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{ .compatible = "atmel,samv7", },
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+ { .compatible = "microchip,sama7g5", },
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{ }
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};
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--- a/drivers/soc/atmel/soc.h
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+++ b/drivers/soc/atmel/soc.h
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@@ -48,6 +48,7 @@ at91_soc_init(const struct at91_soc *soc
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#define AT91SAM9X5_CIDR_MATCH 0x019a05a0
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#define AT91SAM9N12_CIDR_MATCH 0x019a07a0
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#define SAM9X60_CIDR_MATCH 0x019b35a0
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+#define SAMA7G5_CIDR_MATCH 0x00162100
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#define AT91SAM9M11_EXID_MATCH 0x00000001
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#define AT91SAM9M10_EXID_MATCH 0x00000002
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@@ -69,6 +70,11 @@ at91_soc_init(const struct at91_soc *soc
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#define SAM9X60_D1G_EXID_MATCH 0x00000010
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#define SAM9X60_D6K_EXID_MATCH 0x00000011
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+#define SAMA7G51_EXID_MATCH 0x3
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+#define SAMA7G52_EXID_MATCH 0x2
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+#define SAMA7G53_EXID_MATCH 0x1
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+#define SAMA7G54_EXID_MATCH 0x0
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+
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#define AT91SAM9XE128_CIDR_MATCH 0x329973a0
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#define AT91SAM9XE256_CIDR_MATCH 0x329a93a0
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#define AT91SAM9XE512_CIDR_MATCH 0x329aa3a0
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