linux-kernel - [PATCH 4/8] ARM: at91: Add Support in SoC driver for SAMA7D65

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Message-ID: <84b4a7ec0025741bc3ab647671fd4e880b2ed1d5.1739555984.git.Ryan.Wanner@microchip.com>
Date: Fri, 14 Feb 2025 11:08:17 -0700
From: <Ryan.Wanner@...rochip.com>
To: <robh@...nel.org>, <krzk+dt@...nel.org>, <conor+dt@...nel.org>,
	<nicolas.ferre@...rochip.com>, <alexandre.belloni@...tlin.com>,
	<claudiu.beznea@...on.dev>, <vkoul@...nel.org>, <wim@...ux-watchdog.org>,
	<linux@...ck-us.net>
CC: <devicetree@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <dmaengine@...r.kernel.org>,
	<linux-watchdog@...r.kernel.org>, Ryan Wanner <Ryan.Wanner@...rochip.com>
Subject: [PATCH 4/8] ARM: at91: Add Support in SoC driver for SAMA7D65

From: Ryan Wanner <Ryan.Wanner@...rochip.com>

Add support for SAMA7D65 SoC in the SoC driver.

Signed-off-by: Ryan Wanner <Ryan.Wanner@...rochip.com>
---
 drivers/soc/atmel/soc.c | 5 +++++
 drivers/soc/atmel/soc.h | 3 +++
 2 files changed, 8 insertions(+)

diff --git a/drivers/soc/atmel/soc.c b/drivers/soc/atmel/soc.c
index 298b542dd1c06..68f20024dcebb 100644
--- a/drivers/soc/atmel/soc.c
+++ b/drivers/soc/atmel/soc.c
@@ -246,6 +246,9 @@ static const struct at91_soc socs[] __initconst = {
 		 "samv70q19", "samv7"),
 #endif
 #ifdef CONFIG_SOC_SAMA7
+	AT91_SOC(SAMA7D65_CIDR_MATCH, AT91_CIDR_MASK_SAMA7G5,
+		 AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7D65_EXID_MATCH,
+		 "sama7d65", "sama7d6"),
 	AT91_SOC(SAMA7G5_CIDR_MATCH, AT91_CIDR_MATCH_MASK,
 		 AT91_CIDR_VERSION_MASK_SAMA7G5, SAMA7G51_EXID_MATCH,
 		 "sama7g51", "sama7g5"),
@@ -305,6 +308,7 @@ 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,sama7d65-chipid"},
 		{ .compatible = "microchip,sama7g5-chipid" },
 		{ },
 	};
@@ -393,6 +397,7 @@ static const struct of_device_id at91_soc_allowed_list[] __initconst = {
 	{ .compatible = "atmel,at91sam9", },
 	{ .compatible = "atmel,sama5", },
 	{ .compatible = "atmel,samv7", },
+	{ .compatible = "microchip,sama7d65",},
 	{ .compatible = "microchip,sama7g5", },
 	{ }
 };
diff --git a/drivers/soc/atmel/soc.h b/drivers/soc/atmel/soc.h
index 2c78e54255f7f..66a74017d9a3e 100644
--- a/drivers/soc/atmel/soc.h
+++ b/drivers/soc/atmel/soc.h
@@ -45,6 +45,7 @@ at91_soc_init(const struct at91_soc *socs);
 #define AT91SAM9N12_CIDR_MATCH		0x019a07a0
 #define SAM9X60_CIDR_MATCH		0x019b35a0
 #define SAM9X7_CIDR_MATCH		0x09750020
+#define SAMA7D65_CIDR_MATCH		0x00262100
 #define SAMA7G5_CIDR_MATCH		0x00162100
 
 #define AT91SAM9M11_EXID_MATCH		0x00000001
@@ -75,6 +76,8 @@ at91_soc_init(const struct at91_soc *socs);
 #define SAM9X75_D5M_EXID_MATCH		0x00000010
 #define SAM9X75_EXID_MATCH		0x00000000
 
+#define SAMA7D65_EXID_MATCH		0x00000080
+
 #define SAMA7G51_EXID_MATCH		0x3
 #define SAMA7G52_EXID_MATCH		0x2
 #define SAMA7G53_EXID_MATCH		0x1
-- 
2.43.0