[Verizon Samsung Galaxy S III] LLStarks:
shell@android:/ # cat /sys/kernel/debug/gpio
GPIOs 0-151, msmgpio:
gpio-1 (mhl_rst ) in lo
gpio-4 (lcd_22v_en ) out hi
gpio-8 (i2c_sda ) in hi
gpio-9 (i2c_clk ) in hi
gpio-10 (bt_host_wake ) in lo
gpio-12 (sda ) in hi
gpio-13 (scl ) in hi
gpio-16 (tsp_sda ) in hi
gpio-18 (LDO_BIAS ) out lo
gpio-19 (mhl_en ) in lo
gpio-24 (sda ) in hi
gpio-25 (scl ) in hi
gpio-32 (sda ) in hi
gpio-33 (scl ) in hi
gpio-35 (a2220_wakeup ) out hi
gpio-38 (spi_mosi ) in lo
gpio-39 (spi_miso ) in lo
gpio-41 (spi_clk ) in lo
gpio-43 (WL_REG_ON ) out lo
gpio-47 (scl ) in hi
gpio-48 (sda ) in hi
gpio-49 (Home ) in hi
gpio-50 (Vol Up ) in hi
gpio-52 (wpc-detect ) in lo
gpio-54 (WL_HOST_WAKE ) in lo
gpio-69 (MPUIRQ ) in lo
gpio-71 (sda ) in hi
gpio-72 (scl ) in hi
gpio-73 (sda ) in hi
gpio-74 (scl ) in hi
gpio-75 (a2220_reset ) out hi
gpio-79 (bt_ext_wake ) out lo
gpio-81 (Vol Down ) in hi
gpio-82 (bcm4334_bten_gpio ) out hi
gpio-92 (nfc_firm ) out lo
gpio-95 (sda ) in lo
gpio-96 (scl ) in lo
gpio-106 (nfc_int ) in lo

GPIOs 152-195, platform/pm8xxx-gpio, pm-gpio, can sleep:
gpio-152 (-- ) in hi 0x05 0x10 0x24 0x30 0x40 0x58
gpio-153 (-- ) in hi 0x05 0x10 0x24 0x30 0x40 0x58
gpio-154 (EAR_MICBIAS ) out lo 0x05 0x18 0x2a 0x34 0x40 0x58
gpio-155 (vib enable ) out lo 0x05 0x18 0x2a 0x34 0x44 0x58
gpio-156 (-- ) out lo 0x05 0x18 0x2a 0x38 0x40 0x58
gpio-157 (gpio_proximi) in hi 0x05 0x10 0x2a 0x30 0x40 0x58
gpio-158 (-- ) in hi 0x09 0x10 0x2a 0x38 0x42 0x58
gpio-159 (-- ) out lo 0x03 0x18 0x2a 0x38 0x42 0x58
gpio-160 (MAG_RST ) out hi 0x05 0x19 0x2a 0x38 0x40 0x58
gpio-161 (-- ) off lo 0x01 0x1c 0x20 0x30 0x40 0x58
gpio-162 (-- ) off lo 0x01 0x1c 0x20 0x30 0x40 0x58
gpio-163 (-- ) off lo 0x01 0x1c 0x20 0x30 0x40 0x58
gpio-164 (-- ) off lo 0x01 0x1c 0x20 0x30 0x40 0x58
gpio-165 (-- ) off lo 0x01 0x1c 0x20 0x30 0x40 0x58
gpio-166 (IMA_ESD_DET ) in lo 0x0d 0x10 0x28 0x30 0x40 0x58
gpio-167 (-- ) in hi 0x05 0x10 0x20 0x30 0x40 0x58
gpio-168 (-- ) in lo 0x05 0x10 0x20 0x30 0x40 0x58
gpio-169 (TOP_SPK_AMP ) out lo 0x05 0x18 0x2a 0x38 0x40 0x58
gpio-170 (BOTTOM_SPK_A) out lo 0x05 0x18 0x2a 0x38 0x40 0x58
gpio-171 (-- ) out lo 0x01 0x18 0x2a 0x35 0x46 0x58
gpio-172 (nfc_ven ) out hi 0x01 0x19 0x2a 0x34 0x40 0x58
gpio-173 (Haptic pwr e) out hi 0x05 0x19 0x2a 0x34 0x44 0x58
gpio-174 (AV_SWITCH ) out lo 0x05 0x18 0x2a 0x38 0x40 0x58
gpio-175 (-- ) out lo 0x05 0x18 0x2a 0x34 0x46 0x58
gpio-176 (-- ) in lo 0x01 0x10 0x2a 0x35 0x46 0x58
gpio-177 (-- ) in lo 0x05 0x10 0x2a 0x30 0x40 0x58
gpio-178 (-- ) out lo 0x07 0x19 0x2a 0x38 0x40 0x58
gpio-179 (-- ) out lo 0x01 0x18 0x2a 0x34 0x44 0x58
gpio-180 (-- ) out lo 0x05 0x10 0x2a 0x38 0x42 0x58
gpio-181 (-- ) out lo 0x07 0x18 0x2a 0x38 0x42 0x58
gpio-182 (-- ) out lo 0x01 0x18 0x2a 0x35 0x46 0x58
gpio-183 (-- ) in lo 0x05 0x10 0x2a 0x30 0x40 0x58
gpio-184 (-- ) in lo 0x03 0x10 0x2a 0x38 0x42 0x58
gpio-185 (-- ) out lo 0x09 0x18 0x2a 0x38 0x42 0x58
gpio-186 (US_EURO_SWIT) out lo 0x05 0x18 0x2a 0x38 0x40 0x58
gpio-187 (-- ) in hi 0x05 0x10 0x2a 0x30 0x40 0x58
gpio-188 (batt_int ) in lo 0x05 0x10 0x2a 0x30 0x40 0x58
gpio-189 (CDC_RESET ) out hi 0x05 0x19 0x2a 0x38 0x40 0x58
gpio-190 (-- ) in hi 0x05 0x10 0x2a 0x30 0x40 0x58
gpio-191 (-- ) out lo 0x01 0x18 0x2a 0x34 0x44 0x58
gpio-192 (-- ) out lo 0x05 0x18 0x2a 0x34 0x44 0x58
gpio-193 (ext_otg_sw_e) in hi 0x05 0x11 0x2a 0x30 0x40 0x58
gpio-194 (disp_rst_n ) out hi 0x05 0x19 0x2a 0x34 0x40 0x58
gpio-195 (IMA_ESD_DET ) in hi 0x0d 0x10 0x2a 0x30 0x40 0x58

GPIOs 196-207, platform/pm8xxx-mpp.0, pm8xxx-mpp, can sleep:
gpio-196 (-- ) sink lo 0xa0
gpio-197 (-- ) d_out lo 0x3c
gpio-198 (-- ) sink lo 0xa0
gpio-199 (-- ) d_out lo 0x3c
gpio-200 (-- ) a_out lo 0x85
gpio-201 (-- ) sink lo 0xa0
gpio-202 (ext_5v_en ) sink lo 0xa0
gpio-203 (-- ) a_in lo 0x6c
gpio-204 (-- ) sink lo 0xa0
gpio-205 (-- ) sink lo 0xa0
gpio-206 (-- ) sink lo 0xa0
gpio-207 (-- ) sink lo 0xa0