我在系统中看到这么一些信息,不知道是怎么来的,是否有人了解?比如 GPIO-29怎么对应到usb_h1_vbus
GPIOs 0-31, platform/209c000.gpio, 209c000.gpio:
gpio-2 (BT power enable ) out lo
gpio-4 (Volume Up ) in hi
gpio-5 (Volume Down ) in hi
gpio-9 (microphone detect ) in lo
gpio-29 (usb_h1_vbus ) out lo
GPIOs 32-63, platform/20a0000.gpio, 20a0000.gpio:
gpio-32 (2198000.usdhc cd ) in hi
gpio-33 (2198000.usdhc ro ) in hi
gpio-34 (2194000.usdhc cd ) in hi
gpio-35 (2194000.usdhc ro ) in hi
gpio-63 (sensor-supply ) out lo
GPIOs 64-95, platform/20a4000.gpio, 20a4000.gpio:
gpio-83 (miniPCIE Power On ) out lo
gpio-86 (usb_otg_vbus ) out lo
gpio-93 (Power Button ) in hi
GPIOs 96-127, platform/20a8000.gpio, 20a8000.gpio:
gpio-105 (spi_imx ) out lo
gpio-106 (wm8962-supply ) out lo
GPIOs 128-159, platform/20ac000.gpio, 20ac000.gpio:
GPIOs 160-191, platform/20b0000.gpio, 20b0000.gpio:
gpio-171 (? ) out lo
gpio-174 (mipi_dsi_pwr_on ) out lo
gpio-175 (hannstar-cabc ) out lo
gpio-176 (hannstar-cabc ) out lo
GPIOs 192-223, platform/20b4000.gpio, 20b4000.gpio:
gpio-200 (headphone detect ) in lo
GPIOs 250-255, i2c/0-001a, wm8962, can sleep:
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