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altera_ps2: Add devicetree support

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Add match table for device tree binding.

v2: use const and add compat version.
v3: change compatible vendor to ALTR.
    add dts binding doc.
v4: condition module device table export for of.

Signed-off-by: Walter Goossens <waltergoossens@home.nl>
Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Acked-by: Dmitry Torokhov <dtor@mail.ru>
[dustan.bower@gmail.com: fixed missing semicolon]
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
Walter Goossens 2011-02-14 10:06:42 +08:00 committed by Grant Likely
parent b5d937de03
commit 0bfd95a2a1
2 changed files with 17 additions and 2 deletions
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4
Documentation/devicetree/bindings/serio/altera_ps2.txt Normal file
View file

@ -0,0 +1,4 @@
Altera UP PS/2 controller
Required properties:
- compatible : should be "ALTR,ps2-1.0".

15
drivers/input/serio/altera_ps2.c
View file

@ -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 +174,16 @@ static int __devexit altera_ps2_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_OF
static const struct of_device_id altera_ps2_match[] = {
{ .compatible = "ALTR,ps2-1.0", },
{},
};
MODULE_DEVICE_TABLE(of, altera_ps2_match);
#else /* CONFIG_OF */
#define altera_ps2_match NULL
#endif /* CONFIG_OF */
/*
* Our device driver structure
*/
@ -182,6 +193,7 @@ static struct platform_driver altera_ps2_driver = {
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
.of_match_table = altera_ps2_match,
},
};
@ -189,13 +201,12 @@ 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");