dts: ti: Refactor TI SoC dts.fixup into arch/arm/soc/ti_simplelink

Move common SoC dts.fixup defines into
arch/arm/soc/ti_simplelink/<BAR>/dts.fixup so we remove duplication in
the boards and only have board specific defines in
boards/arm/<FOO>/dts.fixup.

Signed-off-by: Kumar Gala <kumar.gala@linaro.org>

arch/arm/soc/ti_simplelink/cc2650/dts.fixup

@@ -1,3 +1,5 @@
+/* SoC level DTS fixup file */
+
 #define CONFIG_NUM_IRQ_PRIO_BITS	ARM_V7M_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
 
 #define TI_STELLARIS_UART_4000C000_BASE_ADDRESS  TI_STELLARIS_UART_40001000_BASE_ADDRESS
@@ -6,3 +8,5 @@
 #define TI_STELLARIS_UART_4000C000_IRQ_0 TI_STELLARIS_UART_40001000_IRQ_0
 #define TI_STELLARIS_UART_4000C000_IRQ_0_PRIORITY TI_STELLARIS_UART_40001000_IRQ_0_PRIORITY
 #define TI_STELLARIS_UART_4000C000_LABEL TI_STELLARIS_UART_40001000_LABEL
+
+/* End of SoC Level DTS fixup file */

arch/arm/soc/ti_simplelink/cc32xx/dts.fixup

@@ -1,3 +1,5 @@
+/* SoC level DTS fixup file */
+
 #define CONFIG_NUM_IRQ_PRIO_BITS	ARM_V7M_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
 #define CONFIG_UART_CC32XX_NAME		TI_CC32XX_UART_4000C000_LABEL
 
@@ -6,3 +8,5 @@
 #define CONFIG_I2C_0_BITRATE		TI_CC32XX_I2C_40020000_CLOCK_FREQUENCY
 #define CONFIG_I2C_0_IRQ		TI_CC32XX_I2C_40020000_IRQ_0
 #define CONFIG_I2C_0_IRQ_PRIORITY	TI_CC32XX_I2C_40020000_IRQ_0_PRIORITY
+
+/* End of SoC Level DTS fixup file */

arch/arm/soc/ti_simplelink/msp432p4xx/dts.fixup

@@ -4,9 +4,12 @@
  * generated data matches the driver definitions.
  */
 
+/* SoC level DTS fixup file */
+
 #define CONFIG_NUM_IRQ_PRIO_BITS               ARM_V7M_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
 
 #define CONFIG_UART_MSP432P4XX_NAME            TI_MSP432P4XX_UART_40001000_LABEL
 #define CONFIG_UART_MSP432P4XX_BASE_ADDRESS    TI_MSP432P4XX_UART_40001000_BASE_ADDRESS
 #define CONFIG_UART_MSP432P4XX_BAUD_RATE       TI_MSP432P4XX_UART_40001000_CURRENT_SPEED
 
+/* End of SoC Level DTS fixup file */