From: Yong Li <[email protected]> Without this patch, I2C-1 is missing on beaglebone black boards
Signed-off-by: Yong Li <[email protected]> --- arch/arm/boot/dts/am335x-boneblack.dts | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/dts/am335x-boneblack.dts index 55c0e95..7eee5c4 100644 --- a/arch/arm/boot/dts/am335x-boneblack.dts +++ b/arch/arm/boot/dts/am335x-boneblack.dts @@ -64,6 +64,13 @@ AM33XX_IOPAD(0x9b0, PIN_OUTPUT_PULLDOWN | MUX_MODE3) /* xdma_event_intr0 */ >; }; + + i2c1_pins: pinmux_i2c1_pins { + pinctrl-single,pins = < + AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE2) /* spi0_d1.i2c1_sda */ + AM33XX_IOPAD(0x95c, PIN_INPUT_PULLUP | MUX_MODE2) /* spi0_cs0.i2c1_scl */ + >; + }; }; &lcdc { @@ -91,6 +98,14 @@ }; }; +&i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c2_pins>; + + status = "okay"; + clock-frequency = <100000>; +}; + &rtc { system-power-controller; }; -- 2.7.4
