diff options
| author |   Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> | 2020-11-27 23:00:44 +0530 |
|---|---|---|
| committer |   Bjorn Andersson <bjorn.andersson@linaro.org> | 2020-11-28 20:41:20 -0600 |
| commit | 5c44c564e4491758124050643f00c6bad9bfbea8 (patch) | |
| tree | 7709827664e33f2c101a4d2d7b597087ef92132d /arch/arm64 | |
| parent | arm64: dts: qcom: sdm845: use GIC_SPI for IPA interrupts (diff) | |
| download | linux-dev-5c44c564e4491758124050643f00c6bad9bfbea8.tar.xz linux-dev-5c44c564e4491758124050643f00c6bad9bfbea8.zip | |
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 <dmitry.baryshkov@linaro.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20201127173044.55144-1-manivannan.sadhasivam@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to '')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/qrb5165-rb5.dts | 17 |
1 files changed, 17 insertions, 0 deletions
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 { |