linux-kernel - [PATCH 1/6] staging: axis-fifo: add compatible strings for v4.2 and v4.3

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Message-ID: <20250919195400.3180039-1-ovidiu.panait.oss@gmail.com>
Date: Fri, 19 Sep 2025 22:53:55 +0300
From: Ovidiu Panait <ovidiu.panait.oss@...il.com>
To: gregkh@...uxfoundation.org,
	linux-kernel@...r.kernel.org,
	linux-staging@...ts.linux.dev
Cc: Ovidiu Panait <ovidiu.panait.oss@...il.com>
Subject: [PATCH 1/6] staging: axis-fifo: add compatible strings for v4.2 and v4.3

The driver is compatible with both v4.2 and v4.3 versions of the Xilinx
AXI4-Stream FIFO, so add compatible strings for them.

Signed-off-by: Ovidiu Panait <ovidiu.panait.oss@...il.com>
---
 drivers/staging/axis-fifo/axis-fifo.c   | 4 +++-
 drivers/staging/axis-fifo/axis-fifo.txt | 5 ++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/axis-fifo/axis-fifo.c b/drivers/staging/axis-fifo/axis-fifo.c
index e8aa632e0a31..bab2002628df 100644
--- a/drivers/staging/axis-fifo/axis-fifo.c
+++ b/drivers/staging/axis-fifo/axis-fifo.c
@@ -770,6 +770,8 @@ static void axis_fifo_remove(struct platform_device *pdev)
 
 static const struct of_device_id axis_fifo_of_match[] = {
 	{ .compatible = "xlnx,axi-fifo-mm-s-4.1", },
+	{ .compatible = "xlnx,axi-fifo-mm-s-4.2", },
+	{ .compatible = "xlnx,axi-fifo-mm-s-4.3", },
 	{},
 };
 MODULE_DEVICE_TABLE(of, axis_fifo_of_match);
@@ -812,4 +814,4 @@ module_exit(axis_fifo_exit);
 
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Jacob Feder <jacobsfeder@...il.com>");
-MODULE_DESCRIPTION("Xilinx AXI-Stream FIFO v4.1 IP core driver");
+MODULE_DESCRIPTION("Xilinx AXI-Stream FIFO IP core driver");
diff --git a/drivers/staging/axis-fifo/axis-fifo.txt b/drivers/staging/axis-fifo/axis-fifo.txt
index 5828e1b8e822..413b81a53202 100644
--- a/drivers/staging/axis-fifo/axis-fifo.txt
+++ b/drivers/staging/axis-fifo/axis-fifo.txt
@@ -14,7 +14,10 @@ AXI4-Lite interface. DOES NOT support:
 	- AXI4 (non-lite)
 
 Required properties:
-- compatible: Should be "xlnx,axi-fifo-mm-s-4.1"
+- compatible: Should be one of:
+    "xlnx,axi-fifo-mm-s-4.1"
+    "xlnx,axi-fifo-mm-s-4.2"
+    "xlnx,axi-fifo-mm-s-4.3"
 - interrupt-names: Should be "interrupt"
 - interrupt-parent: Should be <&intc>
 - interrupts: Should contain interrupts lines.
-- 
2.50.0