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authorWalter Goossens <waltergoossens@home.nl>2011-02-14 03:06:42 +0100
committerGrant Likely <grant.likely@secretlab.ca>2011-02-16 05:39:21 +0100
commit0bfd95a2a104dfc2469d68de52df99939371c0d4 (patch)
tree2e1a05d7652182af240525b74b584368da2e27f0
parentpowerpc/pci: Make both ppc32 and ppc64 use sysdata for pci_controller (diff)
downloadlinux-0bfd95a2a104dfc2469d68de52df99939371c0d4.tar.xz
linux-0bfd95a2a104dfc2469d68de52df99939371c0d4.zip
altera_ps2: Add devicetree support
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>
-rw-r--r--Documentation/devicetree/bindings/serio/altera_ps2.txt4
-rw-r--r--drivers/input/serio/altera_ps2.c15
2 files changed, 17 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/serio/altera_ps2.txt b/Documentation/devicetree/bindings/serio/altera_ps2.txt
new file mode 100644
index 000000000000..4d9eecc2ef7d
--- /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 7998560a1904..d363dc4571a3 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 +174,16 @@ 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");