Difference between revisions of "IMX 6 Internal and drivers pin-muxing reference"
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| C13 || SD3_DAT5 || GPIO7_IO00 || gpio192 || INPUT || sdio_cd || Microsd card detect | | C13 || SD3_DAT5 || GPIO7_IO00 || gpio192 || INPUT || sdio_cd || Microsd card detect | ||
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| − | | W5 || KEY_COL0 || TXD4 || OUTPUT,livello open drain || U1ARX_IMX || Used to communicate with and program SAM3X8E, it should be programmed as output only if used and if sel_dbg_uart is 0, otherwise it should be left open drain | + | | W5 || KEY_COL0 || TXD4 || || OUTPUT,livello open drain || U1ARX_IMX || Used to communicate with and program SAM3X8E, it should be programmed as output only if used and if sel_dbg_uart is 0, otherwise it should be left open drain |
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| T5 || GPIO_0 || GPIO1_IO00 || gpio0 || INPUT (piloted by driver) || IMX6_PIC_RST || SAM3X8E reset, active low | | T5 || GPIO_0 || GPIO1_IO00 || gpio0 || INPUT (piloted by driver) || IMX6_PIC_RST || SAM3X8E reset, active low | ||
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| M25 || EIM_WAIT || GPIO5_IO00 || gpio128 || OUTPUT, livello BASSO (per ora messo alto) || USB_OTG_SEL is 0 || It enables the USB_OTG port on the miniUSB connector, at 1 it connects it at SAM3X8E for host-client communication | | M25 || EIM_WAIT || GPIO5_IO00 || gpio128 || OUTPUT, livello BASSO (per ora messo alto) || USB_OTG_SEL is 0 || It enables the USB_OTG port on the miniUSB connector, at 1 it connects it at SAM3X8E for host-client communication | ||
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| − | | R2 || GPIO_16 GPIO7_IO11 || gpio203 || OUTPUT, livello BASSO || VBUS_EN || It enables and disables the vbus for the SAM3X8E , 1 enables, 0 disables (used in ADK mode) | + | | R2 || GPIO_16 || GPIO7_IO11 || gpio203 || OUTPUT, livello BASSO || VBUS_EN || It enables and disables the vbus for the SAM3X8E , 1 enables, 0 disables (used in ADK mode) |
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| R1 || GPIO_17 || GPIO7_IO12 || gpio204 || OUTPUT, livello BASSO (messo alto) || HUB_USB_RST# || Reset signal for the hub usb2514, active low | | R1 || GPIO_17 || GPIO7_IO12 || gpio204 || OUTPUT, livello BASSO (messo alto) || HUB_USB_RST# || Reset signal for the hub usb2514, active low | ||
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| − | | V6 || KEY_ROW0 || RXD4 || INPUT || U1ATX_IMX || Used to communicate with and program SAM3X8E | + | | V6 || KEY_ROW0 || RXD4 || || INPUT || U1ATX_IMX || Used to communicate with and program SAM3X8E |
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| A17 || NANDF_CS2 || CCM_CLKO2 || CLK_OUPUT || USB_CLK || Clock at 24MHz for the hub usb2514 | | A17 || NANDF_CS2 || CCM_CLKO2 || CLK_OUPUT || USB_CLK || Clock at 24MHz for the hub usb2514 | ||
Revision as of 07:55, 13 January 2015
| iMX6_pin | iMX6_pad_name | used function | exported gpio n° | default at boot | Schematics Label | How to use it | |
|---|---|---|---|---|---|---|---|
| A22 | SD2_DAT0 | GPIO1_IO15 | gpio15 | OUTPUT LOW | touch_rst | touch controller reset, active low | |
| A23 | SD2_DAT2 | GPIO1_IO13 | gpio13 | INPUT | touch_int | touch controller interrupt, it should generate interrupt at touch | |
| E22 | EIM_EB2 | GPIO2_IO30 | gpio62 | OUTPUT HIGH | aud_rst# | AUDIO CODEC RST, ATTIVO BASSO | |
| F23 | EIM_EB3 | GPIO2_IO31 | gpio63 | OUTPUT, livello ALTO | en_eth_pwr | Ethernet PHI power for consumption and power management | |
| C13 | SD3_DAT5 | GPIO7_IO00 | gpio192 | INPUT | sdio_cd | Microsd card detect | |
| W5 | KEY_COL0 | TXD4 | OUTPUT,livello open drain | U1ARX_IMX | Used to communicate with and program SAM3X8E, it should be programmed as output only if used and if sel_dbg_uart is 0, otherwise it should be left open drain | ||
| T5 | GPIO_0 | GPIO1_IO00 | gpio0 | INPUT (piloted by driver) | IMX6_PIC_RST | SAM3X8E reset, active low | |
| T1 | GPIO_2 | GPIO1_IO02 | gpio2 | OUTPUT HIGH, KERNEL DRIVEN | PANEL_ON | It enables the power supply of the LVDS panel, attivo alto | |
| R6 | GPIO_4 | GPIO1_IO04 | gpio4 | OUTPUT HIGH, KERNEL DRIVEN | BL_ON | It enables the backlight of the LVDS panel, active high | |
| M25 | EIM_WAIT | GPIO5_IO00 | gpio128 | OUTPUT, livello BASSO (per ora messo alto) | USB_OTG_SEL is 0 | It enables the USB_OTG port on the miniUSB connector, at 1 it connects it at SAM3X8E for host-client communication | |
| R2 | GPIO_16 | GPIO7_IO11 | gpio203 | OUTPUT, livello BASSO | VBUS_EN | It enables and disables the vbus for the SAM3X8E , 1 enables, 0 disables (used in ADK mode) | |
| R1 | GPIO_17 | GPIO7_IO12 | gpio204 | OUTPUT, livello BASSO (messo alto) | HUB_USB_RST# | Reset signal for the hub usb2514, active low | |
| V6 | KEY_ROW0 | RXD4 | INPUT | U1ATX_IMX | Used to communicate with and program SAM3X8E | ||
| A17 | NANDF_CS2 | CCM_CLKO2 | CLK_OUPUT | USB_CLK | Clock at 24MHz for the hub usb2514 | ||
| F15 | NANDF_CS0 | GPIO6_IO11 | OUTPUT HIGH | EN_VTT | It turns off the Vtt when it goes in suspend mode, active high | ||
| B18 | NANDF_D5 | GPIO2_IO05 | OUTPUT HIGH | SDIO_PWR | It enables the supply voltage of the sdcard, active high | ||
| D19 | SD4_DAT7 | GPIO2_IO15 | OUTPUT, open drain level (low) | SELUSB_HOST_nDEV | USB selection of SAM3X8E in host or client mode , 0=host | ||
| D19 | CSI0_DAT19 | GPIO6_IO05 | OUTPUT low | CAM_RST | Reset for the CSI camera module | ||
| P24 | DISP0_DAT0 | GPIO4_IO21 | INPUT (piloted by driver) | ERASE | Cancellation of the SAM3X8E device before a reprogram, level 1 activates the cancellation, then it should be put in open drain | ||
| M6 | CSIO_DAT18 | GPIO6_IO04 | OUTPUT, low level | CAM_EN | Enabling the CSI camera module, active high | ||
| P1 | CSIO_PIXCLK | GPIO5_IO18 | INPUT | DTR_ARD | Monitoring the Arduino serial protocol to recognize erase and reset commands | ||
| L3 | CSIO_DAT17 | GPIO6_IO03 | INPUT | RTS_ARD | Monitoring the Arduino serial protocol to recognize erase and reset commands | ||
| A19 | NANDF_D4 | GPIO2_IO04 | OUTPUT, low level | EN_5V | It turns off the TENSION of 5VDC for the times it goes in suspend mode, active high | ||
| G25 | EIM_A19 | GPIO2_IO19 | OUTPUT, open drain (low) | WP_SPI_FLASH | Logical level 1 = not protected 0= flash protected against scripts |
