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Subject[PATCH 1/2] input: adp5589: Add default platform data
Date
From: Lars-Peter Clausen <lars@metafoo.de>

If no platform data is supplied use a dummy platform data that configures
the device in GPIO only mode.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
---
drivers/input/keyboard/adp5589-keys.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c
index e7d58e7f0257..ed2c13bef1b7 100644
--- a/drivers/input/keyboard/adp5589-keys.c
+++ b/drivers/input/keyboard/adp5589-keys.c
@@ -987,6 +987,14 @@ static void adp5589_keypad_remove(struct adp5589_kpad *kpad)
}
}

+static const struct adp5589_gpio_platform_data adp5589_default_gpio_pdata = {
+ .gpio_start = -1,
+};
+
+static const struct adp5589_kpad_platform_data adp5589_default_pdata = {
+ .gpio_data = &adp5589_default_gpio_pdata,
+};
+
static int adp5589_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@@ -1002,10 +1010,8 @@ static int adp5589_probe(struct i2c_client *client,
return -EIO;
}

- if (!pdata) {
- dev_err(&client->dev, "no platform data?\n");
- return -EINVAL;
- }
+ if (!pdata)
+ pdata = &adp5589_default_pdata;

kpad = kzalloc(sizeof(*kpad), GFP_KERNEL);
if (!kpad)
--
2.20.1
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