diff --git a/cpu/cc2538/ldscripts/cc2538nf11.ld b/cpu/cc2538/ldscripts/cc2538nf11.ld
index a628c3ac95..a6574c8ee4 100644
--- a/cpu/cc2538/ldscripts/cc2538nf11.ld
+++ b/cpu/cc2538/ldscripts/cc2538nf11.ld
@@ -19,10 +19,10 @@
 /* Memory Space Definitions: */
 MEMORY
 {
-    rom   (rx ) : ORIGIN = 0x00200000, LENGTH = 128K - 44
-    cca   (rx ) : ORIGIN = 0x0027ffd4, LENGTH = 44
-    sram1 (rwx) : ORIGIN = 0x20004000, LENGTH = 16K
-    ram   (rwx) : ORIGIN = 0x20004000, LENGTH = 16K
+    rom (rx)    : ORIGIN = 0x00200000, LENGTH = 128K - 44
+    cca         : ORIGIN = 0x0027ffd4, LENGTH = 44
+    sram1       : ORIGIN = 0x20004000, LENGTH = 16K
+    ram (w!rx)  : ORIGIN = 0x20004000, LENGTH = 16K
 }
 
 /* MCU Specific Section Definitions */
diff --git a/cpu/cc2538/ldscripts/cc2538nf23.ld b/cpu/cc2538/ldscripts/cc2538nf23.ld
index 1698f8d801..bf0657b6ec 100644
--- a/cpu/cc2538/ldscripts/cc2538nf23.ld
+++ b/cpu/cc2538/ldscripts/cc2538nf23.ld
@@ -19,11 +19,11 @@
 /* Memory Space Definitions: */
 MEMORY
 {
-    rom   (rx ) : ORIGIN = 0x00200000, LENGTH = 256K - 44
-    cca   (rx ) : ORIGIN = 0x0027ffd4, LENGTH = 44
-    sram0 (rwx) : ORIGIN = 0x20000000, LENGTH = 16K /* Lost in PM2 and PM3 */
-    sram1 (rwx) : ORIGIN = 0x20004000, LENGTH = 16K
-    ram   (rwx) : ORIGIN = 0x20000000, LENGTH = 32K
+    rom (rx)    : ORIGIN = 0x00200000, LENGTH = 256K - 44
+    cca         : ORIGIN = 0x0027ffd4, LENGTH = 44
+    sram0       : ORIGIN = 0x20000000, LENGTH = 16K /* Lost in PM2 and PM3 */
+    sram1       : ORIGIN = 0x20004000, LENGTH = 16K
+    ram (w!rx)  : ORIGIN = 0x20000000, LENGTH = 32K
 }
 
 /* MCU Specific Section Definitions */
diff --git a/cpu/cc2538/ldscripts/cc2538nf53.ld b/cpu/cc2538/ldscripts/cc2538nf53.ld
index 465bd738e2..d3840f64b8 100644
--- a/cpu/cc2538/ldscripts/cc2538nf53.ld
+++ b/cpu/cc2538/ldscripts/cc2538nf53.ld
@@ -19,11 +19,11 @@
 /* Memory Space Definitions: */
 MEMORY
 {
-    rom   (rx ) : ORIGIN = 0x00200000, LENGTH = 512K - 44
-    cca   (rx ) : ORIGIN = 0x0027ffd4, LENGTH = 44
-    sram0 (rwx) : ORIGIN = 0x20000000, LENGTH = 16K /* Lost in PM2 and PM3 */
-    sram1 (rwx) : ORIGIN = 0x20004000, LENGTH = 16K
-    ram   (rwx) : ORIGIN = 0x20000000, LENGTH = 32K
+    rom (rx)    : ORIGIN = 0x00200000, LENGTH = 512K - 44
+    cca         : ORIGIN = 0x0027ffd4, LENGTH = 44
+    sram0       : ORIGIN = 0x20000000, LENGTH = 16K /* Lost in PM2 and PM3 */
+    sram1       : ORIGIN = 0x20004000, LENGTH = 16K
+    ram (w!rx)  : ORIGIN = 0x20000000, LENGTH = 32K
 }
 
 /* MCU Specific Section Definitions */
diff --git a/cpu/cc2538/ldscripts/cc2538sf53.ld b/cpu/cc2538/ldscripts/cc2538sf53.ld
index 950ed6a1e5..34d1100189 100644
--- a/cpu/cc2538/ldscripts/cc2538sf53.ld
+++ b/cpu/cc2538/ldscripts/cc2538sf53.ld
@@ -19,9 +19,9 @@
 /* Memory Space Definitions: */
 MEMORY
 {
-    rom   (rx ) : ORIGIN = 0x00200000, LENGTH = 512K - 44
-    cca   (rx ) : ORIGIN = 0x0027ffd4, LENGTH = 44
-    ram   (rwx) : ORIGIN = 0x20000000, LENGTH = 32K
+    rom (rx)    : ORIGIN = 0x00200000, LENGTH = 512K - 44
+    cca         : ORIGIN = 0x0027ffd4, LENGTH = 44
+    ram (w!rx)  : ORIGIN = 0x20000000, LENGTH = 32K
 }
 
 /* MCU Specific Section Definitions */