diff options
Diffstat (limited to 'arch/arm/boot/dts/overlays/spi5-2cs-overlay.dts')
| -rw-r--r-- | arch/arm/boot/dts/overlays/spi5-2cs-overlay.dts | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/overlays/spi5-2cs-overlay.dts b/arch/arm/boot/dts/overlays/spi5-2cs-overlay.dts new file mode 100644 index 000000000000..7758b9c00b4e --- /dev/null +++ b/arch/arm/boot/dts/overlays/spi5-2cs-overlay.dts @@ -0,0 +1,56 @@ +/dts-v1/; +/plugin/; + + +/ { + compatible = "brcm,bcm2711"; + + fragment@0 { + target = <&spi5_cs_pins>; + frag0: __overlay__ { + brcm,pins = <12 26>; + brcm,function = <1>; /* output */ + }; + }; + + fragment@1 { + target = <&spi5>; + frag1: __overlay__ { + /* needed to avoid dtc warning */ + #address-cells = <1>; + #size-cells = <0>; + + pinctrl-names = "default"; + pinctrl-0 = <&spi5_pins &spi5_cs_pins>; + cs-gpios = <&gpio 12 1>, <&gpio 26 1>; + status = "okay"; + + spidev5_0: spidev@0 { + compatible = "spidev"; + reg = <0>; /* CE0 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + + spidev5_1: spidev@1 { + compatible = "spidev"; + reg = <1>; /* CE1 */ + #address-cells = <1>; + #size-cells = <0>; + spi-max-frequency = <125000000>; + status = "okay"; + }; + }; + }; + + __overrides__ { + cs0_pin = <&frag0>,"brcm,pins:0", + <&frag1>,"cs-gpios:4"; + cs1_pin = <&frag0>,"brcm,pins:4", + <&frag1>,"cs-gpios:16"; + cs0_spidev = <&spidev5_0>,"status"; + cs1_spidev = <&spidev5_1>,"status"; + }; +}; |