diff options
Diffstat (limited to 'arch/arm/boot/dts/bcm2836-rpi-2-b.dts')
| -rw-r--r-- | arch/arm/boot/dts/bcm2836-rpi-2-b.dts | 68 |
1 files changed, 67 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts index ac4408b34b58..7b4e651bafdd 100644 --- a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts +++ b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts @@ -9,7 +9,7 @@ compatible = "raspberrypi,2-model-b", "brcm,bcm2836"; model = "Raspberry Pi 2 Model B"; - memory { + memory@0 { reg = <0 0x40000000>; }; @@ -28,6 +28,72 @@ }; &gpio { + /* + * Taken from rpi_SCH_2b_1p2_reduced.pdf and + * the official GPU firmware DT blob. + * + * Legend: + * "NC" = not connected (no rail from the SoC) + * "FOO" = GPIO line named "FOO" on the schematic + * "FOO_N" = GPIO line named "FOO" on schematic, active low + */ + gpio-line-names = "ID_SDA", + "ID_SCL", + "SDA1", + "SCL1", + "GPIO_GCLK", + "GPIO5", + "GPIO6", + "SPI_CE1_N", + "SPI_CE0_N", + "SPI_MISO", + "SPI_MOSI", + "SPI_SCLK", + "GPIO12", + "GPIO13", + /* Serial port */ + "TXD0", + "RXD0", + "GPIO16", + "GPIO17", + "GPIO18", + "GPIO19", + "GPIO20", + "GPIO21", + "GPIO22", + "GPIO23", + "GPIO24", + "GPIO25", + "GPIO26", + "GPIO27", + "SDA0", + "SCL0", + "", /* GPIO30 */ + "LAN_RUN", + "CAM_GPIO1", + "", /* GPIO33 */ + "", /* GPIO34 */ + "PWR_LOW_N", + "", /* GPIO36 */ + "", /* GPIO37 */ + "USB_LIMIT", + "", /* GPIO39 */ + "PWM0_OUT", + "CAM_GPIO0", + "SMPS_SCL", + "SMPS_SDA", + "ETHCLK", + "PWM1_OUT", + "HDMI_HPD_N", + "STATUS_LED", + /* Used by SD Card */ + "SD_CLK_R", + "SD_CMD_R", + "SD_DATA0_R", + "SD_DATA1_R", + "SD_DATA2_R", + "SD_DATA3_R"; + pinctrl-0 = <&gpioout &alt0 &i2s_alt0>; /* I2S interface */ |