Add STL32L496 support

Author: Henrik Schondorff

Makefile

@@ -183,6 +183,12 @@ stm32l476xg 32l476rg-nucleo: clean
 						DEFINES='STM32L4 STM32L476xx USBD_SOF_DISABLED' \
 						CFLAGS='-mcpu=cortex-m4'
 
+stm32l496xg: clean
+	@$(MAKE) demo STARTUP='$(CMSISDEV)/ST/STM32L4xx/Source/Templates/gcc/startup_stm32l496xx.s' \
+						LDSCRIPT='demo/stm32l496xg.ld' \
+						DEFINES='STM32L4 STM32L496xx USBD_SOF_DISABLED' \
+						CFLAGS='-mcpu=cortex-m4'
+
 stm32f429xi 32f429zi-nucleo: clean
 	@$(MAKE) demo STARTUP='$(CMSISDEV)/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f429xx.s' \
 						LDSCRIPT='demo/stm32f429xi.ld' \

demo/stm32l496xg.ld

@@ -0,0 +1,13 @@
+ENTRY(Reset_Handler)
+MEMORY
+{
+    ROM    (rx): ORIGIN = 0x08000000, LENGTH = 1024K
+    BANK0  (rx): ORIGIN = 0x08000000, LENGTH = 512K
+    BANK1  (rx): ORIGIN = 0x08080000, LENGTH = 512K
+    RAM   (rwx): ORIGIN = 0x20000000, LENGTH = 256K
+    RAM2  (rwx): ORIGIN = 0x10000000, LENGTH = 64K
+    SRAM1 (rwx): ORIGIN = 0x20000000, LENGTH = 256K
+    SRAM2 (rwx): ORIGIN = 0x2001C000, LENGTH = 64K
+}
+
+INCLUDE sections.ld

inc/usb.h

@@ -75,7 +75,7 @@
     #endif
     #endif
 
-#elif defined(STM32L475xx) || defined(STM32L476xx)
+#elif defined(STM32L475xx) || defined(STM32L476xx) || defined(STM32L496xx)
 
     #define USBD_STM32L476