ARM: dts: am335x-evm: Add DCAN1 details

DCAN1 is routed to CAN port (J11) when Profile 1 is selected on the
profile selection switch.
Provide information for DCAN1 pins and node but keep it disabled
by default. User has to manually enable it if Profile 1 is chosen.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index 43a536c..d46b31c 100644 (file)
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -307,6 +307,13 @@
                        0x144 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* rmii1_ref_clk.mcasp1_axr3 */
                >;
        };
+
+       dcan1_pins_default: dcan1_pins_default {
+               pinctrl-single,pins = <
+                       0x168 (PIN_OUTPUT | MUX_MODE2) /* uart0_ctsn.d_can1_tx */
+                       0x16c (PIN_INPUT_PULLDOWN | MUX_MODE2) /* uart0_rtsn.d_can1_rx */
+               >;
+       };
 };
 
 &uart0 {
@@ -664,3 +671,9 @@
 &aes {
        status = "okay";
 };
+
+&dcan1 {
+       status = "disabled";    /* Enable only if Profile 1 is selected */
+       pinctrl-names = "default";
+       pinctrl-0 = <&dcan1_pins_default>;
+};