arm: mach-stm32mp: stm32mp23: add internal RAMs mapping

Add the BOOT alias1 section for internal memories for STM32MP23.

Change-Id: I75f4545b5ea56fa3a8b7ca39fa0c4f98b97ba28c
Signed-off-by: Yann Gautier <yann.gautier@foss.st.com>
Reviewed-on: https://gerrit.st.com/c/mpu/oe/st/u-boot/+/462649
Reviewed-by: Patrice CHOTARD <patrice.chotard@foss.st.com>
ACI: CIBUILD <MDG-smet-aci-builds@list.st.com>
Domain-Review: Patrice CHOTARD <patrice.chotard@foss.st.com>

Author: Yann-lms

arch/arm/mach-stm32mp/stm32mp2/arm64-mmu.c

@@ -26,6 +26,16 @@ struct mm_region stm32mp2_mem_map[MP2_MEM_MAP_MAX] = {
 			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
 	}, {
 #endif
+#if defined(CONFIG_STM32MP23X)
+		/* VDERAM, RETRAM, SRAMs, SYSRAM: BOOT alias1 */
+		.virt = 0x0A000000UL,
+		.phys = 0x0A000000UL,
+		.size = 0x00200000UL,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+#endif
 #if defined(CONFIG_STM32MP25X)
 		/* VDERAM, RETRAM, SRAMs, SYSRAM: BOOT alias1 */
 		.virt = 0x0A000000UL,