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authorFaiz Abbas <faiz_abbas@ti.com>2018-07-10 04:05:30 -0700
committerTony Lindgren <tony@atomide.com>2018-07-10 04:05:30 -0700
commit0adbe832f21ac8478f33aa64627c92fd3225b944 (patch)
tree5cf638bf0b48aa3dd6675127a7e1fe9c51577b64
parent09a070a3696771905a4db3d84e021aabe752463b (diff)
downloadlinux-omap-omap-for-v4.19/dt-mcan-v2.tar.gz
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 <faiz_abbas@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
-rw-r--r--arch/arm/boot/dts/dra76-evm.dts6
-rw-r--r--arch/arm/boot/dts/dra76x.dtsi13
2 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/dra76-evm.dts b/arch/arm/boot/dts/dra76-evm.dts
index c07f0051844dc..0ac533784b115 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 5157cc4315745..613e4dc0ed3ec 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 = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
+ 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>;
+ };
};
};