[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <1611318097-8970-8-git-send-email-claudiu.beznea@microchip.com>
Date: Fri, 22 Jan 2021 14:21:37 +0200
From: Claudiu Beznea <claudiu.beznea@...rochip.com>
To: <nicolas.ferre@...rochip.com>, <alexandre.belloni@...tlin.com>,
<ludovic.desroches@...rochip.com>, <robh+dt@...nel.org>
CC: <devicetree@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>,
Claudiu Beznea <claudiu.beznea@...rochip.com>
Subject: [PATCH 7/7] drivers: soc: atmel: add support for sama7g5
Add support for SAMA7G5 SoCs.
Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.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 54339b8243cc..fb9d9cf8faf2 100644
--- a/drivers/soc/atmel/soc.c
+++ b/drivers/soc/atmel/soc.c
@@ -28,8 +28,10 @@
#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
@@ -222,6 +224,20 @@ 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 */ },
};
@@ -259,6 +275,7 @@ 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" },
{ },
};
@@ -346,6 +363,7 @@ 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 0d2d27c30172..b2824b49096d 100644
--- a/drivers/soc/atmel/soc.h
+++ b/drivers/soc/atmel/soc.h
@@ -49,6 +49,7 @@ 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
@@ -70,6 +71,11 @@ 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
--
2.7.4
Powered by blists - more mailing lists