-U_BOOT_CMD(gpio, 3, 0, do_gpio,
- "query and control gpio pins",
- "<input|set|clear|toggle> <pin>\n"
- " - input/set/clear/toggle the specified pin\n"
- "gpio status [<bank> | <pin>]");
+U_BOOT_CMD(gpio, 4, 0, do_gpio,
+ "query and control gpio pins",
+ "<input|set|clear|toggle> <pin>\n"
+ " - input/set/clear/toggle the specified pin\n"
+ "gpio status [-a] [<bank> | <pin>] - show [all/claimed] GPIOs");