Adding 72 MHz clock support for mk20dx256vlh7

[kiibohd-controller.git] / Lib / CMake / arm.cmake

diff --git a/Lib/CMake/arm.cmake b/Lib/CMake/arm.cmake
index b468ae28e431f3cb34cec43a0c25b52b0dbbead7..be04de2afe4eb46d7cc979b71fc5c919d7945020 100644 (file)
--- a/Lib/CMake/arm.cmake
+++ b/Lib/CMake/arm.cmake
@@ -46,26 +46,35 @@ message( "${CHIP}" )
 set( MCU "${CHIP}" ) # For loading script compatibility
 
 
-#| Chip Size Database
+#| Chip Size and CPU Frequency Database
+#| Processor frequency.
+#|   Normally the first thing your program should do is set the clock prescaler,
+#|   so your program will run at the correct speed.  You should also set this
+#|   variable to same clock speed.  The _delay_ms() macro uses this, and many
+#|   examples use this variable to calculate timings.  Do not add a "UL" here.
 #| MCHCK Based / Kiibohd-dfu
 if ( "${CHIP}" MATCHES "mk20dx128vlf5" )
        set( SIZE_RAM    16384 )
        set( SIZE_FLASH 126976 )
+       set( F_CPU "48000000" )
 
 #| Kiibohd-dfu
 elseif ( "${CHIP}" MATCHES "mk20dx256vlh7" )
        set( SIZE_RAM    65536 )
        set( SIZE_FLASH 253952 )
+       set( F_CPU "72000000" )
 
 #| Teensy 3.0
 elseif ( "${CHIP}" MATCHES "mk20dx128" )
        set( SIZE_RAM    16384 )
        set( SIZE_FLASH 131072 )
+       set( F_CPU "48000000" )
 
 #| Teensy 3.1
 elseif ( "${CHIP}" MATCHES "mk20dx256" )
        set( SIZE_RAM    65536 )
        set( SIZE_FLASH 262144 )
+       set( F_CPU "48000000" ) # XXX Also supports 72 MHz, but may requires code changes
 
 #| Unknown ARM
 else ()
@@ -113,6 +122,7 @@ if ( "${CHIP}" MATCHES "mk20dx128vlf5" OR "${CHIP}" MATCHES "mk20dx256vlh7" )
        set( PRODUCT_ID      "0xB04D" )
        set( BOOT_VENDOR_ID  "0x1C11" )
        set( BOOT_PRODUCT_ID "0xB007" )
+       set( BOOT_DFU_ALTNAME "Kiibohd DFU" )
        set( DFU 1 )
        message( "dfu" )
 elseif ( "${CHIP}" MATCHES "mk20dx128" OR "${CHIP}" MATCHES "mk20dx256" )
@@ -158,14 +168,6 @@ endif()
 set( OPT "s" )
 
 
-#| Processor frequency.
-#|   Normally the first thing your program should do is set the clock prescaler,
-#|   so your program will run at the correct speed.  You should also set this
-#|   variable to same clock speed.  The _delay_ms() macro uses this, and many
-#|   examples use this variable to calculate timings.  Do not add a "UL" here.
-set( F_CPU "48000000" )
-
-
 #| Dependency Files
 #| Compiler flags to generate dependency files.
 set( GENDEPFLAGS "-MMD" )