drivers/gpio/gpio-bd71815.c

76 /* BD71815 GPIO is actually GPO */
97  * Sigh. The BD71815 and BD71817 were originally designed to support two GPO
98  * pins. At some point it was noticed the second GPO pin which is the E5 pin
100  * was decided to not promote this second GPO and the pin is marked as GND in
101  * the datasheet. The functionality is still there though! I guess driving a GPO
104  * controlling this second GPO. It is thus possible this is used in some of the
107  * This driver does not by default support configuring this second GPO
109  * "rohm,enable-hidden-gpo".
119 						  "rohm,enable-hidden-gpo"))  in bd71815_init_valid_mask()
149 	 * to 1 if "rohm,enable-hidden-gpo" is not given.  in gpo_bd71815_probe()
156 	if (device_property_present(parent, "rohm,enable-hidden-gpo"))  in gpo_bd71815_probe()
172 		.name	= "bd71815-gpo",
178 MODULE_ALIAS("platform:bd71815-gpo");
181 MODULE_DESCRIPTION("GPO interface for BD71815");