From 0adbe832f21ac8478f33aa64627c92fd3225b944 Mon Sep 17 00:00:00 2001 From: Faiz Abbas Date: Tue, 10 Jul 2018 04:05:30 -0700 Subject: [PATCH] ARM: dts: dra76x: Add MCAN node Add support for the MCAN peripheral which supports both classic CAN messages along with the new CAN-FD message. Add MCAN node to evm and enable it with a maximum datarate of 5 mbps Signed-off-by: Faiz Abbas Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/dra76-evm.dts | 6 ++++++ arch/arm/boot/dts/dra76x.dtsi | 13 +++++++++++++ 2 files changed, 19 insertions(+) diff --git a/arch/arm/boot/dts/dra76-evm.dts b/arch/arm/boot/dts/dra76-evm.dts index c07f0051844d..0ac533784b11 100644 --- a/arch/arm/boot/dts/dra76-evm.dts +++ b/arch/arm/boot/dts/dra76-evm.dts @@ -436,3 +436,9 @@ phys = <&pcie1_phy>, <&pcie2_phy>; phy-names = "pcie-phy0", "pcie-phy1"; }; + +&m_can0 { + can-transceiver { + max-bitrate = <5000000>; + }; +}; diff --git a/arch/arm/boot/dts/dra76x.dtsi b/arch/arm/boot/dts/dra76x.dtsi index 5157cc431574..613e4dc0ed3e 100644 --- a/arch/arm/boot/dts/dra76x.dtsi +++ b/arch/arm/boot/dts/dra76x.dtsi @@ -26,6 +26,19 @@ ti,syss-mask = <1>; clocks = <&wkupaon_clkctrl DRA7_ADC_CLKCTRL 0>; clock-names = "fck"; + + m_can0: mcan@1a00 { + compatible = "bosch,m_can"; + reg = <0x1a00 0x4000>, <0x0 0x18FC>; + reg-names = "m_can", "message_ram"; + interrupt-parent = <&gic>; + interrupts = , + ; + interrupt-names = "int0", "int1"; + clocks = <&mcan_clk>, <&l3_iclk_div>; + clock-names = "cclk", "hclk"; + bosch,mram-cfg = <0x0 0 0 32 0 0 1 1>; + }; }; };