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charset="utf-8" Enable the MCP2518FD CAN controller on the QCS6490 RB3 Gen2 platform. The controller is connected via SPI3 and uses a 40=E2=80=AFMHz oscillator. A GPIO hog for GPIO0 is included to configure the CAN transceiver in Normal mode during boot. Signed-off-by: Viken Dadhaniya --- arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 30 ++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot= /dts/qcom/qcs6490-rb3gen2.dts index e3d2f01881ae..f2f2925e645a 100644 --- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts +++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts @@ -44,6 +44,14 @@ chosen { stdout-path =3D "serial0:115200n8"; }; =20 + clocks { + mcp2518fd_osc: can-clk { + compatible =3D "fixed-clock"; + clock-frequency =3D <40000000>; + #clock-cells =3D <0>; + }; + }; + dp-connector { compatible =3D "dp-connector"; label =3D "DP"; @@ -1151,6 +1159,28 @@ platform { }; }; =20 +&spi3 { + status =3D "okay"; + + can@0 { + compatible =3D "microchip,mcp2518fd"; + reg =3D <0>; + interrupts-extended =3D <&tlmm 7 IRQ_TYPE_LEVEL_LOW>; + clocks =3D <&mcp2518fd_osc>; + spi-max-frequency =3D <10000000>; + vdd-supply =3D <&vreg_l11c_2p8>; + gpio-controller; + #gpio-cells =3D <2>; + + gpio0-hog { + gpio-hog; + gpios =3D <0 GPIO_ACTIVE_LOW>; + output-high; + line-name =3D "mcp251xfd-gpio0"; + }; + }; +}; + &swr2 { status =3D "okay"; =20 --=20 2.34.1