rpi-config: Add CAN0_INTERRUPT_PIN and CAN1_INTERRUPT_PIN variable

Current configuration hard-code the values of the CAN interrupt pins. This setting allows to change them. The default values are the same as before.

Signed-off-by: Damiano Ferrari <[email protected]>

recipes-bsp/bootfiles/rpi-config_git.bb

@@ -29,6 +29,8 @@ GPIO_IR ?= "18"
 GPIO_IR_TX ?= "17"
 
 CAN_OSCILLATOR ?= "16000000"
+CAN0_INTERRUPT_PIN ?= "25"
+CAN1_INTERRUPT_PIN ?= "24"
 
 ENABLE_UART ??= ""
 
@@ -247,12 +249,12 @@ do_deploy() {
     # ENABLE DUAL CAN
     if [ "${ENABLE_DUAL_CAN}" = "1" ]; then
         echo "# Enable DUAL CAN" >>$CONFIG
-        echo "dtoverlay=mcp2515-can0,oscillator=${CAN_OSCILLATOR},interrupt=25" >>$CONFIG
-        echo "dtoverlay=mcp2515-can1,oscillator=${CAN_OSCILLATOR},interrupt=24" >>$CONFIG
+        echo "dtoverlay=mcp2515-can0,oscillator=${CAN_OSCILLATOR},interrupt=${CAN0_INTERRUPT_PIN}" >>$CONFIG
+        echo "dtoverlay=mcp2515-can1,oscillator=${CAN_OSCILLATOR},interrupt=${CAN1_INTERRUPT_PIN}" >>$CONFIG
     # ENABLE CAN
     elif [ "${ENABLE_CAN}" = "1" ]; then
         echo "# Enable CAN" >>$CONFIG
-        echo "dtoverlay=mcp2515-can0,oscillator=${CAN_OSCILLATOR},interrupt=25" >>$CONFIG
+        echo "dtoverlay=mcp2515-can0,oscillator=${CAN_OSCILLATOR},interrupt=${CAN0_INTERRUPT_PIN}" >>$CONFIG
     fi