Add some defaults for ATmega32A to mcu_selection.mk (#6253)

* Add some defaults for ATmega32A to mcu_selection.mk

* Remove boilerplate from templates

* Relax INTERRUPT_CONTROL_ENDPOINT and PROGRAM_CMD

* Apply suggestions from code review

Co-Authored-By: Drashna Jaelre <drashna@live.com>

1 files changed, 24 insertions, 2 deletions

diff --git a/quantum/mcu_selection.mk b/quantum/mcu_selection.mk
index fa6dc8b53c..cca7720e9c 100644
--- a/quantum/mcu_selection.mk
+++ b/quantum/mcu_selection.mk
@@ -1,4 +1,3 @@
-
 ifneq ($(findstring STM32F303, $(MCU)),)
   ## chip/board settings
   # - the next two should match the directories in
@@ -54,7 +53,7 @@ ifneq (,$(filter $(MCU),atmega32u4 at90usb1286))
   # LUFA specific
   #
   # Target architecture (see library "Board Types" documentation).
-  ARCH ?= AVR8
+  ARCH = AVR8
 
   # Input clock frequency.
   #     This will define a symbol, F_USB, in all source code files equal to the
@@ -68,4 +67,27 @@ ifneq (,$(filter $(MCU),atmega32u4 at90usb1286))
   #     If no clock division is performed on the input clock inside the AVR (via the
   #     CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
   F_USB ?= $(F_CPU)
+
+  # Interrupt driven control endpoint task
+  ifeq (,$(filter $(NO_INTERRUPT_CONTROL_ENDPOINT),yes))
+    OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
+  endif
+endif
+
+ifneq (,$(filter $(MCU),atmega32a))
+  PROTOCOL = VUSB
+
+  # Processor frequency.
+  #     This will define a symbol, F_CPU, in all source code files equal to the
+  #     processor frequency in Hz. You can then use this symbol in your source code to
+  #     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
+  #     automatically to create a 32-bit value in your source code.
+  F_CPU ?= 12000000
+
+  # unsupported features for now
+  NO_UART ?= yes
+  NO_SUSPEND_POWER_DOWN ?= yes
+
+  # Programming options
+  PROGRAM_CMD ?= ./util/atmega32a_program.py $(TARGET).hex
 endif