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Using struct gpio_chip is not safe as it will disappear if the underlying driver is unbound for any reason. Switch to using reference counted struct gpio_device and its dedicated accessors. Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> Tested-by: Dipen Patel <dipenp@nvidia.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> [andy: used gpio_device_find_by_fwnode()] Reviewed-by: Dipen Patel <dipenp@nvidia.com> Link: https://lore.kernel.org/r/20231010151709.4104747-3-andriy.shevchenko@linux.intel.com Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>