imx-atf: fix build error with binutils 2.39backport-1179-to-kirkstone

This disables the warning about a LOAD segment in the produced elf file
which has RWX permissions set. As the build is set to error out on any
warning the build fails without this patch.

|   LD      ...imx-atf/2.6+gitAUTOINC+c6a19b1a35-r0/git/build/imx8mm/release/bl31/bl31.elf
| aarch64-tdx-linux-ld: warning: ...git/build/imx8mm/release/bl31/bl31.elf has a LOAD segment with RWX permissions
| make: *** [Makefile:1254: ...git/build/imx8mm/release/bl31/bl31.elf] Error 1
| ERROR: oe_runmake failed

Bug report for atf: https://developer.trustedfirmware.org/T996

Reported-by: Peter Bergin <peter@berginkonsult.se>
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
(cherry picked from commit bac8c6af8471addb7add0d1b1ddfbbbd36bed16e)

1 files changed, 3 insertions, 2 deletions

diff --git a/recipes-bsp/imx-atf/imx-atf_2.6.bb b/recipes-bsp/imx-atf/imx-atf_2.6.bb
index b0426f0b..1df61cab 100644
--- a/recipes-bsp/imx-atf/imx-atf_2.6.bb
+++ b/recipes-bsp/imx-atf/imx-atf_2.6.bb
@@ -29,7 +29,9 @@ EXTRA_OEMAKE += " \
 
 # Let the Makefile handle setting up the CFLAGS and LDFLAGS as it is a standalone application
 CFLAGS[unexport] = "1"
-LDFLAGS[unexport] = "1"
+# Needed for binutils >= 2.39 to prevent build failure.
+# imx-atf links with ld, thus no '-Wl,' prefix
+LDFLAGS = "--no-warn-rwx-segments"
 AS[unexport] = "1"
 LD[unexport] = "1"
 
@@ -56,7 +58,6 @@ EXTRA_OEMAKE += 'IMX_BOOT_UART_BASE=${ATF_BOOT_UART_BASE}'
 do_configure[noexec] = "1"
 
 do_compile() {
-    # Clear LDFLAGS to avoid the option -Wl recognize issue
     oe_runmake bl31
     if ${BUILD_OPTEE}; then
         oe_runmake clean BUILD_BASE=build-optee