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Subject[PATCH 1/2] gpiolib: output basic details and consolidate gpio device drivers
This patch adds a kernel message, containing GPIO range and device name on successful device registration.

Signed-off-by: Hartmut Knaack <knaack.h@gmx.de>
-------------------------------------------------------------
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index a971e3d..d919ac6 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1088,6 +1088,10 @@ unlock:
status = gpiochip_export(chip);
if (status)
goto fail;
+
+ pr_info("gpiochip_add: registered GPIOs %d to %d on device: %s\n",
+ chip->base, chip->base + chip->ngpio - 1,
+ chip->label ? : "generic");

return 0;
fail:


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