When registering more than one platform device, it is
useful to set the gpio chip label in the platform data.
Cc: Linus Walleij <linus.wall...@linaro.org>
Cc: Alexandre Courbot <gnu...@gmail.com>
Cc: Samuel Ortiz <sa...@linux.intel.com>
Cc: Lee Jones <lee.jo...@linaro.org>
Signed-off-by: Pawel Moll <pawel.m...@arm.com>
---
This patch has been already merged by Linux; it has been included
for completeness only.
drivers/gpio/gpio-generic.c | 2 ++
include/linux/basic_mmio_gpio.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/drivers/gpio/gpio-generic.c b/drivers/gpio/gpio-generic.c
index d2196bf..8c778af 100644
--- a/drivers/gpio/gpio-generic.c
+++ b/drivers/gpio/gpio-generic.c
@@ -531,6 +531,8 @@ static int bgpio_pdev_probe(struct platform_device *pdev)
return err;
if (pdata) {
+ if (pdata->label)
+ bgc->gc.label = pdata->label;
bgc->gc.base = pdata->base;
if (pdata->ngpio > 0)
bgc->gc.ngpio = pdata->ngpio;
diff --git a/include/linux/basic_mmio_gpio.h b/include/linux/basic_mmio_gpio.h
index d8a97ec..0e97856 100644
--- a/include/linux/basic_mmio_gpio.h
+++ b/include/linux/basic_mmio_gpio.h
@@ -19,6 +19,7 @@
#include <linux/spinlock_types.h>
struct bgpio_pdata {
+ const char *label;
int base;
int ngpio;
};
--
1.8.3.2
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