linux-kernel - [PATCH] soc: ti: k3-socinfo: add information for AM62L SR1.1

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Message-ID: <20250908-62l-chipid-v1-1-9c7194148140@ti.com>
Date: Mon, 8 Sep 2025 14:15:28 -0500
From: Bryan Brattlof <bb@...com>
To: Nishanth Menon <nm@...com>, Santosh Shilimkar <ssantosh@...nel.org>
CC: <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
        Bryan Brattlof <bb@...com>
Subject: [PATCH] soc: ti: k3-socinfo: add information for AM62L SR1.1

The second silicon revision for the AM62L was mainly a ROM revision
and therefore this silicon revision is labeled SR1.1

Add a new decode array to properly identify this revision as SR1.1

Signed-off-by: Bryan Brattlof <bb@...com>
---
 drivers/soc/ti/k3-socinfo.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/soc/ti/k3-socinfo.c b/drivers/soc/ti/k3-socinfo.c
index d716be113c84f1b87a2547f9292a5a7138c00f3f..50c170a995f90bb7d153f7a54c9d321de783622b 100644
--- a/drivers/soc/ti/k3-socinfo.c
+++ b/drivers/soc/ti/k3-socinfo.c
@@ -66,6 +66,10 @@ static const char * const j721e_rev_string_map[] = {
 	"1.0", "1.1", "2.0",
 };
 
+static const char * const am62lx_rev_string_map[] = {
+	"1.0", "1.1",
+};
+
 static int
 k3_chipinfo_partno_to_names(unsigned int partno,
 			    struct soc_device_attribute *soc_dev_attr)
@@ -92,6 +96,12 @@ k3_chipinfo_variant_to_sr(unsigned int partno, unsigned int variant,
 		soc_dev_attr->revision = kasprintf(GFP_KERNEL, "SR%s",
 						   j721e_rev_string_map[variant]);
 		break;
+	case JTAG_ID_PARTNO_AM62LX:
+		if (variant >= ARRAY_SIZE(am62lx_rev_string_map))
+			goto err_unknown_variant;
+		soc_dev_attr->revision = kasprintf(GFP_KERNEL, "SR%s",
+						   am62lx_rev_string_map[variant]);
+		break;
 	default:
 		variant++;
 		soc_dev_attr->revision = kasprintf(GFP_KERNEL, "SR%x.0",

---
base-commit: 8f5ae30d69d7543eee0d70083daf4de8fe15d585
change-id: 20250908-62l-chipid-d3c2571e6587

Best regards,
-- 
Bryan Brattlof <bb@...com>