On Fri, Sep 2, 2016 at 12:23 PM, Christoph Fritz <chf.fritz@xxxxxxxxxxxxxx> wrote: > What do you mean by "software command", to send a reset command by i2c? Yes, by writing 0xDE into RegReset register. > > The reset GPIO is fetched in sx9500 here: > > See sx9500_gpio_probe(): > ... > data->gpiod_rst = devm_gpiod_get_index(dev, SX9500_GPIO_RESET, > 0, GPIOD_OUT_HIGH); but there is no code that actually reads the "reset-gpios" dt property. Does your board work well without passing "reset-gpios" property? -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html