On Tue 2017-05-09 08:36:12, Cédric Le Goater wrote:
> The PCA955x family of chips are I2C LED blinkers whose pins not used
> to control LEDs can be used as general purpose I/Os (GPIOs).
>
> The following adds support for device tree and Open Firmware to be
> able do define different operation modes for each pin. See bindings
> documentation for more details. The pca955x driver is then extended
> with a gpio_chip when pins are operating in GPIO mode.
Actually.. maybe better solution would be to turn this into GPIO
driver, and then use gpio-leds on top...?
What is the difference between pin in GPIO mode and pin in LED mode?
Pavel
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