/dts-v1/; | |
/plugin/; | |
/ { | |
compatible = "ti,beaglebone", "ti,beaglebone-black"; | |
/* identification */ | |
part-number = "BB-SPI1-01"; | |
/* version */ | |
version = "00A0"; | |
/* state the resources this cape uses */ | |
exclusive-use = | |
/* the pin header uses */ | |
"P9.31", | |
"P9.29", | |
"P9.30", | |
"P9.28", | |
"P9.13", | |
"P9.12", | |
"spi1"; | |
fragment@0 { | |
target = <&am33xx_pinmux>; | |
__overlay__ { | |
pinctrl_spi1: pinctrl_spi1_pins { | |
pinctrl-single,pins = < | |
0x190 0x13 /* P9_31 = mcasp0_aclkx.spi1_sclk , OUTPUT_PULLUP | MODE3 */ | |
0x194 0x33 /* P9_29 = mcasp0_fsx.spi1_d0 , INPUT_PULLUP | MODE3 */ | |
0x198 0x13 /* P9_30 = mcasp0_axr0.spi1_d1 , OUTPUT_PULLUP | MODE3 */ | |
0x19c 0x13 /* P9_28 = mcasp0_ahclkr.spi1_cs0 , OUTPUT_PULLUP | MODE3 */ | |
0x164 0x12 /* P9_42 = GPIO0_7 = eCAP0_in_PWM0_out.gpio0[7] , OUTPUT_PULLUP | MODE2 */ | |
>; | |
}; | |
}; | |
}; | |
fragment@1 { | |
target = <&spi1>; | |
__overlay__ { | |
#address-cells = <1>; | |
#size-cells = <0>; | |
status = "okay"; | |
pinctrl-names = "default"; | |
pinctrl-0 = <&pinctrl_spi1>; | |
cs-gpios = <&gpio4 17 0>, <&gpio1 7 0>; | |
spi1_0{ | |
#address-cells = <1>; | |
#size-cells = <0>; | |
compatible = "spidev"; | |
reg = <0>; | |
spi-max-frequency = <16000000>; | |
spi-cpha; | |
}; | |
spi1_1{ | |
#address-cells = <1>; | |
#size-cells = <0>; | |
compatible = "spidev"; | |
reg = <1>; | |
spi-max-frequency = <16000000>; | |
// Mode 0 (CPOL = 0, CPHA = 0) | |
}; | |
}; | |
}; | |
}; | |
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