boards: soc: arm: Set zephyr,itcm chosen node for i.MX RT boards

Sets the device tree chosen node for instruction tightly coupled memory
(ITCM) on all i.MX RT boards. Leverages the common Cortex-M linker
section instead of the SoC-specific one.

Signed-off-by: Maureen Helm <[email protected]>

Author: MaureenHelm

boards/arm/mimxrt1010_evk/mimxrt1010_evk.dts

@@ -19,6 +19,7 @@
 
 	chosen {
 		zephyr,sram = &dtcm;
+		zephyr,itcm = &itcm;
 		zephyr,console = &lpuart1;
 		zephyr,shell-uart = &lpuart1;
 	};

boards/arm/mimxrt1015_evk/mimxrt1015_evk.dts

@@ -19,6 +19,7 @@
 
 	chosen {
 		zephyr,sram = &dtcm;
+		zephyr,itcm = &itcm;
 		zephyr,console = &lpuart1;
 		zephyr,shell-uart = &lpuart1;
 	};

boards/arm/mimxrt1020_evk/mimxrt1020_evk.dts

@@ -19,6 +19,7 @@
 
 	chosen {
 		zephyr,sram = &sdram0;
+		zephyr,itcm = &itcm;
 		zephyr,dtcm = &dtcm;
 		zephyr,console = &lpuart1;
 		zephyr,shell-uart = &lpuart1;

boards/arm/mimxrt1050_evk/mimxrt1050_evk.dts

@@ -21,6 +21,7 @@
 
 	chosen {
 		zephyr,sram = &sdram0;
+		zephyr,itcm = &itcm;
 		zephyr,dtcm = &dtcm;
 		zephyr,console = &lpuart1;
 		zephyr,shell-uart = &lpuart1;

boards/arm/mimxrt1060_evk/mimxrt1060_evk.dts

@@ -21,6 +21,7 @@
 
 	chosen {
 		zephyr,sram = &sdram0;
+		zephyr,itcm = &itcm;
 		zephyr,dtcm = &dtcm;
 		zephyr,console = &lpuart1;
 		zephyr,shell-uart = &lpuart1;

boards/arm/mimxrt1064_evk/mimxrt1064_evk.dts

@@ -21,6 +21,7 @@
 
 	chosen {
 		zephyr,sram = &sdram0;
+		zephyr,itcm = &itcm;
 		zephyr,dtcm = &dtcm;
 		zephyr,console = &lpuart1;
 		zephyr,shell-uart = &lpuart1;

boards/arm/mm_swiftio/mm_swiftio.dts

@@ -20,6 +20,7 @@
 
 	chosen {
 		zephyr,sram = &sdram0;
+		zephyr,itcm = &itcm;
 		zephyr,dtcm = &dtcm;
 		zephyr,console = &lpuart1;
 		zephyr,shell-uart = &lpuart1;

soc/arm/nxp_imx/rt/linker.ld

@@ -16,9 +16,6 @@ MEMORY
 #endif
 #if (DT_REG_SIZE(DT_NODELABEL(sdram0)) > 0) && !IS_CHOSEN_SRAM(sdram0)
         SDRAM  (wx) : ORIGIN = DT_REG_ADDR(DT_NODELABEL(sdram0)), LENGTH = DT_REG_SIZE(DT_NODELABEL(sdram0))
-#endif
-#if (DT_REG_SIZE(DT_INST(0, nxp_imx_itcm)) > 0) && !defined(CONFIG_CODE_ITCM)
-        ITCM    (wx) : ORIGIN = DT_REG_ADDR(DT_INST(0, nxp_imx_itcm)), LENGTH = DT_REG_SIZE(DT_INST(0, nxp_imx_itcm))
 #endif
      }