GPIOs 0-31, gpio-0:
 gpio-0   (ESDHC_WP            ) in  lo
 gpio-7   (bt_wake             ) in  hi

GPIOs 32-63, gpio-1:
 gpio-32  (WIFI_PWR            ) out lo
 gpio-36  (ldb-pwr             ) out lo
 gpio-37  (ldb-backlight       ) out lo
 gpio-55  (bt_enable           ) out lo

GPIOs 64-95, gpio-2:
 gpio-80  (btn volume-down     ) in  hi
 gpio-82  (btn key-power       ) in  lo
 gpio-83  (btn key-back        ) in  lo
 gpio-84  (btn volume-up       ) in  hi
 gpio-86  (usb-pwr             ) out lo

GPIOs 96-127, gpio-3:
 gpio-110 (sensor_int1         ) in  lo
 gpio-111 (sensor_int2         ) in  lo

GPIOs 128-159, gpio-4:
 gpio-150 (TEST_1              ) out lo
 gpio-151 (TEST_2              ) out lo
 gpio-153 (TEST_3              ) out lo

GPIOs 160-191, gpio-5:
 gpio-171 (ESDHC_CD            ) in  hi
 gpio-175 (3G_EN               ) out lo

GPIOs 192-223, gpio-6: