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Author SHA1 Message Date
Thor Thayer
9ce9f79997 gpio: altera-a10sr: Set gpio_chip parent property 
Set the gpio_chip parent property since some recent functions
such as devprop_gpiochip_set_names() can use it.

Signed-off-by: Thor Thayer <thor.thayer@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
 2017-03-06 14:35:21 +01:00
Wei Yongjun
f85522c207 gpio: altera-a10sr: Drop unnecessary gpiochip_remove 
It's not necessary to unregister gpio_chip which registered
with devm_gpiochip_add_data().
Also get rid of useless altr_a10sr_gpio_remove().

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
 2016-10-25 13:58:42 +02:00
Thor Thayer
26a48c4cc2 gpio: altera-a10sr: Add A10 System Resource Chip GPIO support. 
Add the GPIO functionality for the Altera Arria10 MAX5 System Resource
Chip. The A10 MAX5 has 12 bits of GPIO assigned to switches, buttons,
and LEDs as a GPIO extender on the SPI bus.

Signed-off-by: Thor Thayer <tthayer@opensource.altera.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>i
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
 2016-10-24 16:33:11 +02:00