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>

1 files changed, 0 insertions, 23 deletions

diff --git a/arch/xtensa/boot/ramdisk/Makefile b/arch/xtensa/boot/ramdisk/Makefile
deleted file mode 100644
index b12f7635243..00000000000
--- a/arch/xtensa/boot/ramdisk/Makefile
+++ /dev/null
@@ -1,23 +0,0 @@
-#
-# Makefile for a ramdisk image
-#
-
-BIG_ENDIAN      := $(shell echo -e "\#ifdef __XTENSA_EL__\nint little;\n\#else\nint big;\n\#endif" | $(CC) -E -|grep -c big)
-
-ifeq ($(BIG_ENDIAN),1)
-OBJCOPY_ARGS    := -O elf32-xtensa-be
-else
-OBJCOPY_ARGS    := -O elf32-xtensa-le
-endif
-
-obj-y = ramdisk.o
-
-RAMDISK_IMAGE = arch/$(ARCH)/boot/ramdisk/$(CONFIG_EMBEDDED_RAMDISK_IMAGE)
-
-arch/$(ARCH)/boot/ramdisk/ramdisk.o:
-        $(Q)echo -e "dummy:" | $(AS) -o $@;
-        $(Q)$(OBJCOPY) $(OBJCOPY_ARGS)                                      \
-                --add-section .initrd=$(RAMDISK_IMAGE)                      \
-                --set-section-flags .initrd=contents,alloc,load,load,data   \
-                arch/$(ARCH)/boot/ramdisk/ramdisk.o $@
-