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Subject[PATCH v3] altera_ps2: Add devicetree support
Date
Signed-off-by: Walter Goossens <waltergoossens@home.nl>
Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
---
v2 use const and add compat version.
v3 change compatible vendor to ALTR.
add dts binding doc.

.../devicetree/bindings/serio/altera_ps2.txt | 4 ++++
drivers/input/serio/altera_ps2.c | 11 +++++++++--
2 files changed, 13 insertions(+), 2 deletions(-)
create mode 100644 Documentation/devicetree/bindings/serio/altera_ps2.txt

diff --git a/Documentation/devicetree/bindings/serio/altera_ps2.txt b/Documentation/devicetree/bindings/serio/altera_ps2.txt
new file mode 100644
index 0000000..4d9eecc
--- /dev/null
+++ b/Documentation/devicetree/bindings/serio/altera_ps2.txt
@@ -0,0 +1,4 @@
+Altera UP PS/2 controller
+
+Required properties:
+- compatible : should be "ALTR,ps2-1.0".
diff --git a/drivers/input/serio/altera_ps2.c b/drivers/input/serio/altera_ps2.c
index 7998560..d94b4a3 100644
--- a/drivers/input/serio/altera_ps2.c
+++ b/drivers/input/serio/altera_ps2.c
@@ -19,6 +19,7 @@
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/slab.h>
+#include <linux/of.h>

#define DRV_NAME "altera_ps2"

@@ -173,6 +174,12 @@ static int __devexit altera_ps2_remove(struct platform_device *pdev)
return 0;
}

+static const struct of_device_id altera_ps2_match[] = {
+ { .compatible = "ALTR,ps2-1.0", },
+ {},
+}
+MODULE_DEVICE_TABLE(of, altera_ps2_match);
+
/*
* Our device driver structure
*/
@@ -182,6 +189,7 @@ static struct platform_driver altera_ps2_driver = {
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
+ .of_match_table = altera_ps2_match,
},
};

@@ -189,13 +197,12 @@ static int __init altera_ps2_init(void)
{
return platform_driver_register(&altera_ps2_driver);
}
+module_init(altera_ps2_init);

static void __exit altera_ps2_exit(void)
{
platform_driver_unregister(&altera_ps2_driver);
}
-
-module_init(altera_ps2_init);
module_exit(altera_ps2_exit);

MODULE_DESCRIPTION("Altera University Program PS2 controller driver");
--
1.7.3.5


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