stm32flash: add support for STM32G431xx

Signed-off-by: Russell Senior <russell@personaltelco.net>

utils/stm32flash/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=stm32flash
 PKG_VERSION:=0.5
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@SF/$(PKG_NAME)

utils/stm32flash/patches/100-add_support_for_stm32g4.patch

@@ -0,0 +1,11 @@
+--- a/dev_table.c
++++ b/dev_table.c
+@@ -90,6 +90,8 @@ const stm32_dev_t devices[] = {
+ 	{0x434, "STM32F469xx"                     , 0x20003000, 0x20060000, 0x08000000, 0x08200000,  1, f4db  , 0x1FFEC000, 0x1FFFC00F, 0x1FFF0000, 0x1FFF7800, 0},
+ 	/* F7 */
+ 	{0x449, "STM32F74xxx/75xxx"               , 0x20004000, 0x20050000, 0x08000000, 0x08100000,  1, f7    , 0x1FFF0000, 0x1FFF001F, 0x1FF00000, 0x1FF0EDC0, 0},
++	/* G4 */
++	{0x468, "STM32G431xx/441xx"		  , 0x20000000, 0x20004000, 0x08000000, 0x08020000,  1, p_2k  , 0x1FFF7800, 0x1FFF780F, 0x1FFF0000, 0x1FFF7000, 0},
+ 	/* L0 */
+ 	{0x425, "STM32L031xx/041xx"               , 0x20001000, 0x20002000, 0x08000000, 0x08008000, 32, p_128 , 0x1FF80000, 0x1FF8001F, 0x1FF00000, 0x1FF01000, 0},
+ 	{0x417, "STM32L05xxx/06xxx"               , 0x20001000, 0x20002000, 0x08000000, 0x08010000, 32, p_128 , 0x1FF80000, 0x1FF8001F, 0x1FF00000, 0x1FF01000, 0},