Make the CHG line (interrupt line) go high after the interrupts have been enabled to make sure
we don't miss the falling edge.
Signed-off-by: Iiro Valkonen <iiro.valkonen@xxxxxxxxx>
---
v3: Change the locations where this is done to ensure correct operation at FW update,
and to get rid of some error handling
drivers/input/touchscreen/atmel_mxt_ts.c | 12 ++++++++----
1 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 4012436..5f09f57 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -804,10 +804,6 @@ static int mxt_initialize(struct mxt_data *data)
if (error)
return error;
- error = mxt_make_highchg(data);
- if (error)
- return error;
-
mxt_handle_pdata(data);
/* Backup to memory */
@@ -981,6 +977,10 @@ static ssize_t mxt_update_fw_store(struct device *dev,
enable_irq(data->irq);
+ error = mxt_make_highchg(data);
+ if (error)
+ return error;
+
return count;
}
@@ -1090,6 +1090,10 @@ static int __devinit mxt_probe(struct i2c_client *client,
goto err_free_object;
}
+ error = mxt_make_highchg(data);
+ if (error)
+ goto err_free_irq;
+
error = input_register_device(input_dev);
if (error)
goto err_free_irq;
--
1.7.0.4
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