From 5c44c564e4491758124050643f00c6bad9bfbea8 Mon Sep 17 00:00:00 2001 From: Manivannan Sadhasivam Date: Fri, 27 Nov 2020 23:00:44 +0530 Subject: arm64: dts: qcom: qrb5165-rb5: Add support for MCP2518FD Add support for onboard MCP2518FD SPI CAN transceiver attached to SPI0 of RB5. Tested-by: Dmitry Baryshkov Signed-off-by: Manivannan Sadhasivam Link: https://lore.kernel.org/r/20201127173044.55144-1-manivannan.sadhasivam@linaro.org Signed-off-by: Bjorn Andersson --- arch/arm64/boot/dts/qcom/qrb5165-rb5.dts | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'arch/arm64/boot/dts/qcom/qrb5165-rb5.dts') diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts index d9f52703ba2a..ce22d4fa383e 100644 --- a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts +++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts @@ -25,6 +25,13 @@ stdout-path = "serial0:115200n8"; }; + /* Fixed crystal oscillator dedicated to MCP2518FD */ + clk40M: can_clock { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <40000000>; + }; + dc12v: dc12v-regulator { compatible = "regulator-fixed"; regulator-name = "DC12V"; @@ -493,6 +500,16 @@ /* CAN */ &spi0 { status = "okay"; + + can@0 { + compatible = "microchip,mcp2518fd"; + reg = <0>; + clocks = <&clk40M>; + interrupts-extended = <&tlmm 15 IRQ_TYPE_LEVEL_LOW>; + spi-max-frequency = <10000000>; + vdd-supply = <&vdc_5v>; + xceiver-supply = <&vdc_5v>; + }; }; &tlmm { -- cgit v1.2.3