cpu/ti/am335x: Move from cpu to soc in tree

The AM335X is a SoC, so should be in the soc tree.

This moves all the existing am335x code to soc/ and updates any
references. It also adds a soc.c file as required for the ramstage.

Change-Id: Ic1ccb0e9b9c24a8b211b723b5f4cc26cdd0eaaab
Signed-off-by: Sam Lewis <sam.vr.lewis@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44378
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>

1 files changed, 56 insertions, 0 deletions

diff --git a/src/soc/ti/am335x/Makefile.inc b/src/soc/ti/am335x/Makefile.inc
new file mode 100644
index 0000000000..2865338217
--- /dev/null
+++ b/src/soc/ti/am335x/Makefile.inc
@@ -0,0 +1,56 @@
+ifeq ($(CONFIG_SOC_TI_AM335X),y)
+bootblock-y	+= bootblock.c
+bootblock-y	+= bootblock_media.c
+bootblock-y	+= dmtimer.c
+bootblock-y	+= gpio.c
+bootblock-y	+= pinmux.c
+bootblock-y	+= monotonic_timer.c
+
+romstage-y	+= nand.c
+romstage-y	+= cbmem.c
+romstage-y	+= dmtimer.c
+romstage-y	+= monotonic_timer.c
+
+ramstage-y	+= dmtimer.c
+ramstage-y	+= monotonic_timer.c
+ramstage-y	+= nand.c
+ramstage-y  += soc.c
+
+bootblock-y	+= uart.c
+romstage-y	+= uart.c
+ramstage-y	+= uart.c
+
+$(call add-class,omap-header)
+$(eval $(call create_class_compiler,omap-header,arm))
+
+omap-header-generic-ccopts += -D__COREBOOT_ARM_ARCH__=7
+
+real-target: $(obj)/MLO
+
+header_ld := $(call src-to-obj,omap-header,$(dir)/header.ld)
+
+get_header_size= \
+	$(eval omap_header_info=$(shell $(CBFSTOOL) $(1) print | grep $(2))) \
+	$(shell echo $$(($(word 2,$(omap_header_info)) + \
+			 $(word 4,$(omap_header_info)))))
+
+$(obj)/omap-header.bin: $$(omap-header-objs) $(obj)/coreboot.rom
+	@printf "    CC         $(subst $(obj)/,,$(@))\n"
+	$(CC_omap-header) -nostdlib -nostartfiles -static -include $(obj)/config.h \
+		-Wl,--defsym,header_load_size=$(strip \
+			$(call get_header_size,$(obj)/coreboot.rom, \
+				$(CONFIG_CBFS_PREFIX)/romstage \
+			) \
+		) \
+		-o $@.tmp $< -T $(header_ld)
+	$(OBJCOPY_omap-header) --only-section=".header" -O binary $@.tmp $@
+
+$(obj)/MLO: $(obj)/coreboot.rom $(obj)/omap-header.bin
+	@printf "    HEADER     $(subst $(obj)/,,$(@))\n"
+	$(Q)cat $(obj)/omap-header.bin $(obj)/coreboot.rom > $@
+
+omap-header-y	+= header.c
+
+omap-header-srcs += $(CONFIG_MEMLAYOUT_LD_FILE)
+omap-header-y += header.ld
+endif