Adapt keypad to use pinctrl framework.
Tested on omap4430 sdp with 3.7-rc1 kernel.
Cc: Felipe Balbi <ba...@ti.com>
Cc: Dmitry Torokhov <dmitry.torok...@gmail.com>
Signed-off-by: Sourav Poddar <sourav.pod...@ti.com>
---
v1->v2
- Added "PROBE_DEFER" check
drivers/input/keyboard/omap4-keypad.c | 11 +++++++++++
1 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/drivers/input/keyboard/omap4-keypad.c
b/drivers/input/keyboard/omap4-keypad.c
index c05f98c..502b832 100644
--- a/drivers/input/keyboard/omap4-keypad.c
+++ b/drivers/input/keyboard/omap4-keypad.c
@@ -31,6 +31,7 @@
#include <linux/input.h>
#include <linux/slab.h>
#include <linux/pm_runtime.h>
+#include <linux/pinctrl/consumer.h>
#include <linux/platform_data/omap4-keypad.h>
@@ -76,6 +77,7 @@ enum {
struct omap4_keypad {
struct input_dev *input;
+ struct pinctrl *pins;
void __iomem *base;
unsigned int irq;
@@ -298,6 +300,15 @@ static int __devinit omap4_keypad_probe(struct
platform_device *pdev)
goto err_release_mem;
}
+ keypad_data->pins = devm_pinctrl_get_select_default(&pdev->dev);
+ if (IS_ERR(keypad_data->pins)) {
+ if (PTR_ERR(keypad_data->pins) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
+
+ dev_warn(&pdev->dev, "did not get pins for keypad error: %li\n",
+ PTR_ERR(keypad_data->pins));
+ keypad_data->pins = NULL;
+ }
/*
* Enable clocks for the keypad module so that we can read
--
1.7.1
--
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