dts: arm: nxp: Add dtsi for RT1024
dts: arm: nxp: Add dtsi for RT1024

The default flexram configuration for RT1024:
  - ITCM  0x0,         64KB
  - DTCM  0x20000000,  64KB
  - OCRAM 0x20200000,  128KB

Embedded 4-MB QSPI flash (via flexspi1)

Signed-off-by: Lucien Zhao <6b74ffeb7f3c8ade3693378db0cdc68e174cf99b@nxp.com>

zephyrproject-rtos/zephyr,galak/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,zephyrproject-rtos/zephyr,Vudentz/zephyr,nashif/zephyr,galak/zephyr,galak/zephyr,finikorg/zephyr,finikorg/zephyr,nashif/zephyr,Vudentz/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,finikorg/zephyr,Vudentz/zephyr,galak/zephyr,nashif/zephyr,Vudentz/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,nashif/zephyr,Vudentz/zephyr,Vudentz/zephyr,nashif/zephyr