Upstream-Status: Pending [Not submitted to upstream yet]
Signed-off-by: Emekcan Aras <emekcan.aras@arm.com>

From 1a9aeedda58228893add545e49d2d6cd4c316b4f Mon Sep 17 00:00:00 2001
From: Emekcan <emekcan.aras@arm.com>
Date: Tue, 13 Dec 2022 13:45:06 +0000
Subject: [PATCH] plat-n1sdp: add external device tree base and size

Adds external device tree address and size. It also
register this physical memory so optee can read the device tree.
---
 core/arch/arm/plat-n1sdp/main.c            | 1 +
 core/arch/arm/plat-n1sdp/platform_config.h | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/core/arch/arm/plat-n1sdp/main.c b/core/arch/arm/plat-n1sdp/main.c
index bb951ce6b..ab76f60c6 100644
--- a/core/arch/arm/plat-n1sdp/main.c
+++ b/core/arch/arm/plat-n1sdp/main.c
@@ -31,6 +31,7 @@ static struct gic_data gic_data __nex_bss;
 static struct pl011_data console_data __nex_bss;
 
 register_phys_mem_pgdir(MEM_AREA_IO_SEC, CONSOLE_UART_BASE, PL011_REG_SIZE);
+register_phys_mem_pgdir(MEM_AREA_EXT_DT, EXT_DT_BASE, EXT_DT_SIZE);
 
 register_ddr(DRAM0_BASE, DRAM0_SIZE);
 register_ddr(DRAM1_BASE, DRAM1_SIZE);
diff --git a/core/arch/arm/plat-n1sdp/platform_config.h b/core/arch/arm/plat-n1sdp/platform_config.h
index bf0a3c834..8741a2503 100644
--- a/core/arch/arm/plat-n1sdp/platform_config.h
+++ b/core/arch/arm/plat-n1sdp/platform_config.h
@@ -42,6 +42,9 @@
 #define GICC_BASE		0x2C000000
 #define GICR_BASE		0x300C0000
 
+#define EXT_DT_BASE		0x04001600
+#define EXT_DT_SIZE		0x200
+
 #ifndef UART_BAUDRATE
 #define UART_BAUDRATE		115200
 #endif
-- 
2.17.1