look at the log ! dmesg | grep spi do you see something ?
Le mer. 9 mars 2016 à 14:09, <[email protected]> a écrit : > Hi, > > I am trying to enable SPI control in BBB refer: > http://elinux.org/BeagleBone_Black_Enable_SPIDEV > > Here is my DTS: > > > &am33xx_pinmux { > spi1_pins: pinmux_spi1_pins { > pinctrl-single,pins = < > 0x108 (PIN_OUTPUT_PULLUP | MUX_MODE2) /* MII1_COL.spi1_sclk > */ > 0x10C (PIN_INPUT_PULLUP | MUX_MODE2) /* MII1_CRS.spi1_d0 > */ > 0x110 (PIN_INPUT_PULLUP | MUX_MODE2) /* > MII1_RX_ER.spi1_d1 */ > 0x144 (PIN_OUTPUT_PULLUP | MUX_MODE2) /* > RMII1_REF_CLK.spi1_cs0 */ > 0x164 (PIN_OUTPUT_PULLUP | MUX_MODE2) /* > ECAP0_IN_PWM0_OUT.spi1_cs1 */ > >; > }; > }; > &spi1 { > status = "okay"; > pinctrl-names = "default"; > pinctrl-0 = <&spi1_pins>; > spi1_0 { > #address-cells = <1>; > #size-cells = <0>; > reg = <0>; > spi-max-frequency = <24000000>; > compatible = "spidev"; > }; > spi1_1 { > #address-cells = <1>; > #size-cells = <0>; > reg = <1>; > spi-max-frequency = <24000000>; > compatible = "spidev"; > }; > }; > > CONFIG_SPI_DEV was enabled. > > But I can't find any /dev/spi*. What did I do wrong? I am using kernel 3.14 > > > Thanks > > Tuan Nguyen > > > > > > > > > > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
