w1: ds1wm: add messages to make incorporation in mfd-drivers easier

w1: ds1wm: add messages to make incorporation in mfd-drivers easier

Signed-off-by: Johannes Poehlmann <johannes.poehlmann@izt-labs.de>
Acked-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/w1/masters/ds1wm.c b/drivers/w1/masters/ds1wm.c
index 5314379..f661695 100644 (file)
--- a/drivers/w1/masters/ds1wm.c
+++ b/drivers/w1/masters/ds1wm.c
@@ -579,8 +579,14 @@ static int ds1wm_probe(struct platform_device *pdev)
 
        ret = devm_request_irq(&pdev->dev, ds1wm_data->irq, ds1wm_isr,
                        IRQF_SHARED, "ds1wm", ds1wm_data);
-       if (ret)
+       if (ret) {
+               dev_err(&ds1wm_data->pdev->dev,
+                       "devm_request_irq %d failed with errno %d\n",
+                       ds1wm_data->irq,
+                       ret);
+
                return ret;
+       }
 
        ds1wm_up(ds1wm_data);
 
@@ -590,6 +596,13 @@ static int ds1wm_probe(struct platform_device *pdev)
        if (ret)
                goto err;
 
+       dev_dbg(&ds1wm_data->pdev->dev,
+               "ds1wm: probe successful, IAS: %d, rec.delay: %d, clockrate: %d, bus-shift: %d, is Hw Big Endian: %d\n",
+               plat->active_high,
+               plat->reset_recover_delay,
+               plat->clock_rate,
+               ds1wm_data->bus_shift,
+               ds1wm_data->is_hw_big_endian);
        return 0;
 
 err: