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layout title revisions
simple GPIO
author date comment
Cuu 2024-02-22 First version

GPIO

GameShell

Type    Pin # (ext.)     Pin # (Package)     Function 1    Function 2   Pin # (sysfs)   Color
3V0     1                      blue
GPIO    2    PB0     UART0/2_TX   PB-EINT0     32   green
GPIO    3    PB1      UART0/2_RX   PB-EINT1     33   yellow
GND     4                     white
GPIO    5    PH5     I2C1-SDA        229      red
GPIO    6    PH4     I2C1-SCL        228    brown
GND     7                     black
GPIO    8    PH6     UART3-TX     SPI0-CS      230      blue
GPIO    9    PH7     UART3-RX     SPI0-CLK     231      green
GPIO    10   PH9     UART3-CTS    SPI0-MISO    233       yellow
GPIO    11   PH8     UART3-RTS    SPI0-MOSI    232      white
GND     12                    red
5V0     13                    brown
5V0     14                    black
Type Pin # (ext.) Pin # (Package) Function 1 Function 2 Pin # (sysfs) Color
3V0 1 blue
TODO Example Example Example Example Example Example

Source: https://p3dt.net/post/2019/12/26/gameshell-gpios.html

A04

Raw output from gpio readall:

+-----+------+------+------+---+-----+------+------+------+---+
| BCM | GPIO | Name | Mode | V | BCM | GPIO | Name | Mode | V |
+-----+------+------+------+---+-----+------+------+------+---+
|   0 |   58 | PD26 | ALT2 | 0 |  23 |  129 | PG1  | ALT2 | 0 |
|   1 |   57 | PD25 | ALT2 | 0 |  24 |  130 | PG2  | ALT2 | 0 |
|   2 |  167 | PH7  | ALT6 | 1 |  25 |  131 | PG3  | ALT2 | 0 |
|   3 |    0 | PC0  |  OUT | 1 |  26 |  132 | PG4  | ALT2 | 0 |
|   4 |    1 | PC1  |  OFF | 0 |  27 |  133 | PG5  | ALT2 | 0 |
|   5 |    2 | PC2  |  OUT | 1 |  28 |    9 | PC9  |  OUT | 0 |
|   6 |    3 | PC3  |   IN | 1 |  29 |  201 | PL9  |  OUT | 0 |
|   7 |    4 | PC4  |  OUT | 1 |  30 |  196 | PL4  |  OUT | 0 |
|   8 |    5 | PC5  |  OUT | 0 |  31 |  199 | PL7  |  OUT | 0 |
|   9 |    6 | PC6  |  OUT | 1 |  32 |  161 | PH1  | ALT2 | 0 |
|  10 |    7 | PC7  |   IN | 0 |  33 |  160 | PH0  | ALT2 | 0 |
|  11 |    8 | PC8  |  OUT | 1 |  34 |  227 | PM3  |   IN | 1 |
|  12 |   15 | PC15 |  OFF | 0 |  35 |  198 | PL6  |   IN | 1 |
|  13 |   54 | PD22 |  OFF | 0 |  36 |  163 | PH3  |  OUT | 1 |
|  14 |  134 | PG6  | ALT2 | 0 |  37 |  166 | PH6  |  OUT | 0 |
|  15 |  135 | PG7  | ALT2 | 0 |  38 |  165 | PH5  | ALT2 | 0 |
|  16 |  137 | PG9  | ALT2 | 0 |  39 |  164 | PH4  | ALT2 | 0 |
|  17 |  136 | PG8  | ALT2 | 0 |  40 |  228 | PM4  |  OUT | 0 |
|  18 |  139 | PG11 |  OFF | 0 |  41 |  224 | PM0  |  OUT | 0 |
|  19 |  138 | PG10 |  OFF | 0 |  42 |  225 | PM1  |  OFF | 0 |
|  20 |  141 | PG13 |  OFF | 0 |  43 |  226 | PM2  |  OFF | 0 |
|  21 |  140 | PG12 |  OFF | 0 |  44 |   56 | PD24 | ALT2 | 0 |
|  22 |  128 | PG0  | ALT2 | 0 |  45 |   55 | PD23 | ALT2 | 0 |
+-----+------+------+------+---+-----+------+------+------+---+
| BCM | GPIO | Name | Mode | V | BCM | GPIO | Name | Mode | V |
+-----+------+------+------+---+-----+------+------+------+---+

Details

wiringpi# GPIO (?) Name Mode Value Description
0 58 PD26 ALT2 0 PMU-SDA
1 57 PD25 ALT2 0 PMU-SCK
2 167 PH7 ALT6 1 PMU-IRQ
3 0 PC0 OUT 1 WL_REG_ON
4 1 PC1 OFF 0 WL_HOST_WAKE
5 2 PC2 OUT 1 BT_REG_ON
6 3 PC3 IN 1 BT_HOST_WAKE
7 4 PC4 OUT 1 BT_WAKE
8 5 PC5 OUT 0 LCD_RESET
9 6 PC6 OUT 1 BL_CTRL
10 7 PC7 IN 0 HP_DET: 1 if headphone is plugged in, 0 if not
11 8 PC8 OUT 1 PA_EN: write 1 to enable speaker, 0 to disable
12 15 PC15 OFF 0 AUD_PWM0
13 54 PD22 OFF 0 AUD_PWM1
14 134 PG6 ALT2 0 UART_RXD
15 135 PG7 ALT2 0 UART_TXD
16 137 PG9 ALT2 0 UART_RTS_N
17 136 PG8 ALT2 0 UART_CTS_N
18 139 PG11 OFF 0 PCM_CLK
19 138 PG10 OFF 0 PCM_SYNC
20 141 PG13 OFF 0 PCM_OUT
21 140 PG12 OFF 0 PCM_IN
22 128 PG0 ALT2 0 SDIO_CLK
23 129 PG1 ALT2 0 SDIO_CMD
24 130 PG2 ALT2 0 SDIO_D0
25 131 PG3 ALT2 0 SDIO_D1
26 132 PG4 ALT2 0 SDIO_D2
27 133 PG5 ALT2 0 SDIO_D3
28 9 PC9 OUT 0 (Ext, Printer) AIN1
29 201 PL9 OUT 0 (Ext, Printer) AIN2
30 196 PL4 OUT 0 (Ext, Printer) BIN1
31 199 PL7 OUT 0 (Ext, Printer) BIN2
32 161 PH1 ALT2 0 (Ext) UART_TX
33 160 PH0 ALT2 0 (Ext) UART_RX
34 227 PM3 IN 1 (Ext, Printer) PAPER
35 198 PL6 IN 1 (Ext, Printer) ALERT
36 163 PH3 OUT 1 (Ext, Printer) LATCH
37 166 PH6 OUT 0 (Ext, Printer) STROBE
38 165 PH5 ALT2 0 (Ext) MOSI
39 164 PH4 ALT2 0 (Ext) SCK
40 228 PM4 OUT 0 (Ext, Printer) PRT_EN
41 224 PM0 OUT 0 (Ext, Fan) FAN_EN: write 1 to start fan, 0 to stop
42 225 PM1 OFF 0 (Ext, Camera) CAM_EN
43 226 PM2 OFF 0 (Ext, Camera) CAM_LED
44 56 PD24 ALT2 0 (Ext) I2C_SDA
45 55 PD23 ALT2 0 (Ext) I2C_SCL

Controller 1: From /sys/kernel/debug/pinctrl/300b000.pinctrl/pinmux-pins

pin (name) mux_owner gpio_owner hog? Description
pin 0 (PA0) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 1 (PA1) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 2 (PA2) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 3 (PA3) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 4 (PA4) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 5 (PA5) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 6 (PA6) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 7 (PA7) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 8 (PA8) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 9 (PA9) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 32 (PB0) 2-2010 (GPIO UNCLAIMED) function ccir group PB0
pin 33 (PB1) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 34 (PB2) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 35 (PB3) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 36 (PB4) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 37 (PB5) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 38 (PB6) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 39 (PB7) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 40 (PB8) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 41 (PB9) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 42 (PB10) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 43 (PB11) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 44 (PB12) 508f000.i2s (GPIO UNCLAIMED) function i2s3 group PB12 connects to ac200
pin 45 (PB13) 508f000.i2s (GPIO UNCLAIMED) function i2s3 group PB13
pin 46 (PB14) 508f000.i2s (GPIO UNCLAIMED) function i2s3 group PB14
pin 47 (PB15) 508f000.i2s (GPIO UNCLAIMED) function i2s3 group PB15
pin 48 (PB16) 508f000.i2s (GPIO UNCLAIMED) function i2s3 group PB16
pin 49 (PB17) 5002c00.i2c (GPIO UNCLAIMED) function i2c3 group PB17 connects to ac200
pin 50 (PB18) 5002c00.i2c (GPIO UNCLAIMED) function i2c3 group PB18
pin 51 (PB19) ac200_clk (GPIO UNCLAIMED) function pwm1 group PB19
pin 52 (PB20) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 64 (PC0) (MUX UNCLIAMED) 300b000.pinctrl:64 GPIO3: WL_REG_ON; /wifi-pwrseq/reset-gpios
pin 65 (PC1) (MUX UNCLIAMED) (GPIO UNCLAIMED) GPIO4: WL_HOST_WAKE
pin 66 (PC2) (MUX UNCLIAMED) 300b000.pinctrl:66 GPIO5: BT_REG_ON; bluetooth/shutdown-gpios
pin 67 (PC3) (MUX UNCLIAMED) 300b000.pinctrl:67 GPIO6: BT_HOST_WAKE; bluetooth/host-wakeup-gpios
pin 68 (PC4) (MUX UNCLIAMED) 300b000.pinctrl:68 GPIO7: BT_WAKE; bluetooth/device-wakeup-gpios
pin 69 (PC5) 1-000e (GPIO UNCLAIMED) function gpio_out group PC5 GPIO8: LCD_RESET
pin 70 (PC6) backlight@0 300b000.pinctrl:70 function gpio_out group PC6 GPIO9: BL_CTRL; ocp8178_backlight/backlight-control-gpios
pin 71 (PC7) (MUX UNCLIAMED) (GPIO UNCLAIMED) GPIO10: HP_DET; IN; =1 if 3.5mm is plugged in
pin 72 (PC8) (MUX UNCLIAMED) (GPIO UNCLAIMED) GPIO11: PA_EN; OUT; write 1 to enable speaker
pin 73 (PC9) (MUX UNCLIAMED) (GPIO UNCLAIMED) GPIO28: Ext. AIN1
pin 74 (PC10) 1-000e 300b000.pinctrl:74 function gpio_out group PC10 dsi_bridge/reset-gpios
pin 75 (PC11) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 76 (PC12) (MUX UNCLIAMED) 300b000.pinctrl:76 /ac200_codec_spk/gpio-switch
pin 77 (PC13) 1-000e 300b000.pinctrl:77 function gpio_out group PC13 dsi_bridge/power-gpios
pin 78 (PC14) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 79 (PC15) (MUX UNCLIAMED) (GPIO UNCLAIMED) GPIO12: AUD_PWM0
pin 80 (PC16) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 96 (PD0) panel (GPIO UNCLAIMED) function lcd0 group PD0
pin 97 (PD1) panel (GPIO UNCLAIMED) function lcd0 group PD1
pin 98 (PD2) panel (GPIO UNCLAIMED) function lcd0 group PD2
pin 99 (PD3) panel (GPIO UNCLAIMED) function lcd0 group PD3
pin 100 (PD4) panel (GPIO UNCLAIMED) function lcd0 group PD4
pin 101 (PD5) panel (GPIO UNCLAIMED) function lcd0 group PD5
pin 102 (PD6) panel (GPIO UNCLAIMED) function lcd0 group PD6
pin 103 (PD7) panel (GPIO UNCLAIMED) function lcd0 group PD7
pin 104 (PD8) panel (GPIO UNCLAIMED) function lcd0 group PD8
pin 105 (PD9) panel (GPIO UNCLAIMED) function lcd0 group PD9
pin 106 (PD10) panel (GPIO UNCLAIMED) function lcd0 group PD10
pin 107 (PD11) panel (GPIO UNCLAIMED) function lcd0 group PD11
pin 108 (PD12) panel (GPIO UNCLAIMED) function lcd0 group PD12
pin 109 (PD13) panel (GPIO UNCLAIMED) function lcd0 group PD13
pin 110 (PD14) panel (GPIO UNCLAIMED) function lcd0 group PD14
pin 111 (PD15) panel (GPIO UNCLAIMED) function lcd0 group PD15
pin 112 (PD16) panel (GPIO UNCLAIMED) function lcd0 group PD16
pin 113 (PD17) panel (GPIO UNCLAIMED) function lcd0 group PD17
pin 114 (PD18) panel (GPIO UNCLAIMED) function lcd0 group PD18
pin 115 (PD19) panel (GPIO UNCLAIMED) function lcd0 group PD19
pin 116 (PD20) panel (GPIO UNCLAIMED) function lcd0 group PD20
pin 117 (PD21) panel (GPIO UNCLAIMED) function lcd0 group PD21
pin 118 (PD22) (MUX UNCLIAMED) (GPIO UNCLAIMED) GPIO13: AUD_PWM1
pin 119 (PD23) 5002800.i2c (GPIO UNCLAIMED) function i2c2 group PD23 GPIO44: Ext. I2C_SCL
pin 120 (PD24) 5002800.i2c (GPIO UNCLAIMED) function i2c2 group PD24 GPIO44: Ext. I2C_SDA
pin 121 (PD25) 5002000.i2c (GPIO UNCLAIMED) function i2c0 group PD25 GPIO1: PMU-SCK
pin 122 (PD26) 5002000.i2c (GPIO UNCLAIMED) function i2c0 group PD26 GPIO0: PMU-SDA
pin 160 (PF0) 4020000.mmc (GPIO UNCLAIMED) function mmc0 group PF0 connects to SD card
pin 161 (PF1) 4020000.mmc (GPIO UNCLAIMED) function mmc0 group PF1
pin 162 (PF2) 4020000.mmc (GPIO UNCLAIMED) function mmc0 group PF2
pin 163 (PF3) 4020000.mmc (GPIO UNCLAIMED) function mmc0 group PF3
pin 164 (PF4) 4020000.mmc (GPIO UNCLAIMED) function mmc0 group PF4
pin 165 (PF5) 4020000.mmc (GPIO UNCLAIMED) function mmc0 group PF5
pin 166 (PF6) (MUX UNCLIAMED) 300b000.pinctrl:166 mmc0/cd-gpios
pin 192 (PG0) 4021000.mmc (GPIO UNCLAIMED) function mmc1 group PG0 GPIO22: SDIO_CLK; wifi
pin 193 (PG1) 4021000.mmc (GPIO UNCLAIMED) function mmc1 group PG1 GPIO23: SDIO_CMD; wifi
pin 194 (PG2) 4021000.mmc (GPIO UNCLAIMED) function mmc1 group PG2 GPIO24: SDIO_D0; wifi
pin 195 (PG3) 4021000.mmc (GPIO UNCLAIMED) function mmc1 group PG3 GPIO25: SDIO_D1; wifi
pin 196 (PG4) 4021000.mmc (GPIO UNCLAIMED) function mmc1 group PG4 GPIO26: SDIO_D2; wifi
pin 197 (PG5) 4021000.mmc (GPIO UNCLAIMED) function mmc1 group PG5 GPIO27: SDIO_D3; wifi
pin 198 (PG6) 5000400.serial (GPIO UNCLAIMED) function uart1 group PG6 GPIO14: UART_RXD; bluetooth
pin 199 (PG7) 5000400.serial (GPIO UNCLAIMED) function uart1 group PG7 GPIO15: UART_TXD; bluetooth
pin 200 (PG8) 5000400.serial (GPIO UNCLAIMED) function uart1 group PG8 GPIO17: UART_CTS_N; bluetooth
pin 201 (PG9) 5000400.serial (GPIO UNCLAIMED) function uart1 group PG9 GPIO16: UART_RTS_N; bluetooth
pin 202 (PG10) (MUX UNCLIAMED) (GPIO UNCLAIMED) GPIO19: PCM_SYNC
pin 203 (PG11) (MUX UNCLIAMED) (GPIO UNCLAIMED) GPIO18: PCM_CLK
pin 204 (PG12) (MUX UNCLIAMED) (GPIO UNCLAIMED) GPIO21: PCM_IN
pin 205 (PG13) (MUX UNCLIAMED) (GPIO UNCLAIMED) GPIO22: PCM_OUT
pin 206 (PG14) (MUX UNCLIAMED) (GPIO UNCLAIMED)
pin 224 (PH0) 5000000.serial (GPIO UNCLAIMED) function uart0 group PH0 GPIO33: Ext. UART_RX
pin 225 (PH1) 5000000.serial (GPIO UNCLAIMED) function uart0 group PH1 GPIO32: Ext. UART_TX
pin 226 (PH2) (MUX UNCLIAMED) (GPIO UNCLAIMED) should be /connector/ddc-en-gpios???
pin 227 (PH3) 5011000.spi (GPIO UNCLAIMED) function spi1 group PH3 GPIO36: Ext. LATCH
pin 228 (PH4) 5011000.spi (GPIO UNCLAIMED) function spi1 group PH4 GPIO37: Ext. STROBE
pin 229 (PH5) 5011000.spi (GPIO UNCLAIMED) function spi1 group PH5 GPIO38: Ext. MOSI
pin 230 (PH6) 5011000.spi (GPIO UNCLAIMED) function spi1 group PH6 GPIO39: Ext. SCK
pin 231 (PH7) (MUX UNCLIAMED) (GPIO UNCLAIMED) GPIO2: PMU-IRQ
pin 232 (PH8) 6000000.hdmi (GPIO UNCLAIMED) function hdmi group PH8
pin 233 (PH9) 6000000.hdmi (GPIO UNCLAIMED) function hdmi group PH9
pin 234 (PH10) 6000000.hdmi (GPIO UNCLAIMED) function hdmi group PH10