xtensa: drop CONFIG_EMBEDDED_RAMDISK

Remove Kconfig entries, boot subdirectory, dependencies from other
boot-* Makefiles, and sections from ld scripts.

Remove stale redboot code that used to pass initrd addresses in a3 and
a4 to _start.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>

2 files changed, 0 insertions, 17 deletions

diff --git a/arch/xtensa/boot/boot-redboot/boot.ld b/arch/xtensa/boot/boot-redboot/boot.ld
index 774db20d11f7..5bbcaf9e830d 100644
--- a/arch/xtensa/boot/boot-redboot/boot.ld
+++ b/arch/xtensa/boot/boot-redboot/boot.ld
@@ -31,13 +31,6 @@ SECTIONS
 
         __reloc_end = . ;
 
-        .initrd ALIGN(0x10) :
-        {
-                boot_initrd_start = . ;
-                *(.initrd)
-                boot_initrd_end = .;
-        }
-
         . = ALIGN(0x10);
         __image_load = . ;
         .image 0xd0001000: AT(__image_load)
diff --git a/arch/xtensa/boot/boot-redboot/bootstrap.S b/arch/xtensa/boot/boot-redboot/bootstrap.S
index 5582e8cfac8f..4c316cd28a54 100644
--- a/arch/xtensa/boot/boot-redboot/bootstrap.S
+++ b/arch/xtensa/boot/boot-redboot/bootstrap.S
@@ -226,17 +226,7 @@ _reloc:
 
         isync
 
-        movi    a5, __start
-        movi    a3, boot_initrd_start
-        movi    a4, boot_initrd_end
-        sub     a3, a3, a5
-        sub     a4, a4, a5
-        add     a3, a0, a3
-        add     a4, a0, a4
-
         # a2  Boot parameter list
-        # a3  initrd_start (virtual load address)
-        # a4  initrd_end   (virtual load address)
 
         movi    a0, _image_start
         jx      a0