arm: Add SRAM and flash Kconfig options

Adds Kconfig options for specifying the following platform attributes:
    SRAM size
    SRAM base address
    Flash size
    Flash base address
This will allow them to be hoisted out of the platform's linker script file
in a later commit.

Change-Id: I09ba5c09d8f34eea5d787c669d77d27d4389d824
Signed-off-by: Peter Mitsis <peter.mitsis@windriver.com>

arch/arm/configs/micro_basic_cortex_m3_defconfig

@@ -84,7 +84,7 @@ CONFIG_CPU_CORTEX_M3_M4=y
 CONFIG_CPU_CORTEX_M3=y
 
 #
-# ARM Cortex-M family options
+# ARM Cortex-M options
 #
 CONFIG_LDREX_STREX_AVAILABLE=y
 CONFIG_DATA_ENDIANNESS_LITTLE=y
@@ -93,6 +93,10 @@ CONFIG_STACK_GROWS_DOWN=y
 CONFIG_NUM_IRQ_PRIO_BITS=3
 # CONFIG_RUNTIME_NMI is not set
 CONFIG_FAULT_DUMP=2
+CONFIG_SRAM_SIZE=64
+CONFIG_SRAM_BASE_ADDRESS=0x20000000
+CONFIG_FLASH_SIZE=256
+CONFIG_FLASH_BASE_ADDRESS=0x00000000
 
 #
 # ARM Cortex-M3/M4 options

arch/arm/configs/micro_fsl_frdm_k64f_defconfig

@@ -84,7 +84,7 @@ CONFIG_CPU_CORTEX_M3_M4=y
 CONFIG_CPU_CORTEX_M4=y
 
 #
-# ARM Cortex-M family options
+# ARM Cortex-M options
 #
 CONFIG_LDREX_STREX_AVAILABLE=y
 CONFIG_DATA_ENDIANNESS_LITTLE=y
@@ -93,6 +93,10 @@ CONFIG_STACK_GROWS_DOWN=y
 CONFIG_NUM_IRQ_PRIO_BITS=4
 # CONFIG_RUNTIME_NMI is not set
 CONFIG_FAULT_DUMP=2
+CONFIG_SRAM_SIZE=192
+CONFIG_SRAM_BASE_ADDRESS=0x20000000
+CONFIG_FLASH_SIZE=1024
+CONFIG_FLASH_BASE_ADDRESS=0x00000000
 
 #
 # ARM Cortex-M3/M4 options

arch/arm/configs/nano_basic_cortex_m3_defconfig

@@ -63,7 +63,7 @@ CONFIG_CPU_CORTEX_M3_M4=y
 CONFIG_CPU_CORTEX_M3=y
 
 #
-# ARM Cortex-M family options
+# ARM Cortex-M options
 #
 CONFIG_LDREX_STREX_AVAILABLE=y
 CONFIG_DATA_ENDIANNESS_LITTLE=y
@@ -72,6 +72,10 @@ CONFIG_STACK_GROWS_DOWN=y
 CONFIG_NUM_IRQ_PRIO_BITS=3
 # CONFIG_RUNTIME_NMI is not set
 CONFIG_FAULT_DUMP=2
+CONFIG_SRAM_SIZE=64
+CONFIG_SRAM_BASE_ADDRESS=0x20000000
+CONFIG_FLASH_SIZE=256
+CONFIG_FLASH_BASE_ADDRESS=0x00000000
 
 #
 # ARM Cortex-M3/M4 options

arch/arm/configs/nano_fsl_frdm_k64f_defconfig

@@ -63,7 +63,7 @@ CONFIG_CPU_CORTEX_M3_M4=y
 CONFIG_CPU_CORTEX_M4=y
 
 #
-# ARM Cortex-M family options
+# ARM Cortex-M options
 #
 CONFIG_LDREX_STREX_AVAILABLE=y
 CONFIG_DATA_ENDIANNESS_LITTLE=y
@@ -72,6 +72,10 @@ CONFIG_STACK_GROWS_DOWN=y
 CONFIG_NUM_IRQ_PRIO_BITS=4
 # CONFIG_RUNTIME_NMI is not set
 CONFIG_FAULT_DUMP=2
+CONFIG_SRAM_SIZE=192
+CONFIG_SRAM_BASE_ADDRESS=0x20000000
+CONFIG_FLASH_SIZE=1024
+CONFIG_FLASH_BASE_ADDRESS=0x00000000
 
 #
 # ARM Cortex-M3/M4 options

arch/arm/core/cortex_m/Kconfig

@@ -52,7 +52,7 @@ config CPU_CORTEX_M4
 	help
 	This option signifies the use of a Cortex-M4 CPU
 
-menu "ARM Cortex-M family options"
+menu "ARM Cortex-M options"
 	depends on CPU_CORTEX_M
 
 config LDREX_STREX_AVAILABLE
@@ -119,6 +119,37 @@ config FAULT_DUMP
 config XIP
 	default y
 
+config SRAM_SIZE
+	int "SRAM Size in kB"
+	default 192
+	help
+	This option specifies the size of the SRAM in kB.  It is normally set by
+	the platform's defconfig file and the user should generally avoid modifying
+	it via the menu configuration.
+
+config SRAM_BASE_ADDRESS
+	hex "SRAM Base Address"
+	default 0x20000000
+	help
+	This option specifies the base address of the SRAM on the platform.  It is
+	normally set by the platform's defconfig file and the user should generally
+	avoid modifying it via the menu configuration.
+
+config FLASH_SIZE
+	int "Flash Size in kB"
+	default 1024
+	help
+	This option specifies the size of the flash in kB.  It is normally set by
+	the platform's defconfig file and the user should generally avoid modifying
+	it via the menu configuration.
+
+config FLASH_BASE_ADDRESS
+	hex "Flash Base Address"
+	default 0x00000000
+	help
+	This option specifies the base address of the flash on the platform.  It is
+	normally set by the platform's defconfig file and the user should generally
+	avoid modifying it via the menu configuration.
 endmenu
 
 menu "ARM Cortex-M3/M4 options"

arch/arm/defconfig

@@ -84,7 +84,7 @@ CONFIG_CPU_CORTEX_M3_M4=y
 CONFIG_CPU_CORTEX_M4=y
 
 #
-# ARM Cortex-M family options
+# ARM Cortex-M options
 #
 CONFIG_LDREX_STREX_AVAILABLE=y
 CONFIG_DATA_ENDIANNESS_LITTLE=y
@@ -93,6 +93,10 @@ CONFIG_STACK_GROWS_DOWN=y
 CONFIG_NUM_IRQ_PRIO_BITS=4
 # CONFIG_RUNTIME_NMI is not set
 CONFIG_FAULT_DUMP=2
+CONFIG_SRAM_SIZE=192
+CONFIG_SRAM_BASE_ADDRESS=0x20000000
+CONFIG_FLASH_SIZE=1024
+CONFIG_FLASH_BASE_ADDRESS=0x00000000
 
 #
 # ARM Cortex-M3/M4 options