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path: root/drivers/input/keyboard/omap4-keypad.c
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Diffstat (limited to 'drivers/input/keyboard/omap4-keypad.c')
-rw-r--r--drivers/input/keyboard/omap4-keypad.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c
index d715c0d10bf..f4aa53a1fd6 100644
--- a/drivers/input/keyboard/omap4-keypad.c
+++ b/drivers/input/keyboard/omap4-keypad.c
@@ -215,18 +215,12 @@ static int omap4_keypad_parse_dt(struct device *dev,
struct omap4_keypad *keypad_data)
{
struct device_node *np = dev->of_node;
+ int err;
- if (!np) {
- dev_err(dev, "missing DT data");
- return -EINVAL;
- }
-
- of_property_read_u32(np, "keypad,num-rows", &keypad_data->rows);
- of_property_read_u32(np, "keypad,num-columns", &keypad_data->cols);
- if (!keypad_data->rows || !keypad_data->cols) {
- dev_err(dev, "number of keypad rows/columns not specified\n");
- return -EINVAL;
- }
+ err = matrix_keypad_parse_of_params(dev, &keypad_data->rows,
+ &keypad_data->cols);
+ if (err)
+ return err;
if (of_get_property(np, "linux,input-no-autorepeat", NULL))
keypad_data->no_autorepeat = true;