mainboard/google/zoombini: consolidate SPD makefiles

- consolidate commonality in meowth and zoombini's SPD makefiles into
  a common zoombini/spd/Makefile.inc
- move all SPD hex files into zoombini/spd directory
- move SPD_SOURCES definitions to variants/$(VARIANT_DIR)/Makefile.inc

BUG=b:69011806,b:71776625
BRANCH=master
TEST=Verify 'emerge-meowth coreboot' and 'emerge-zoombini coreboot'
compile and boot successfully.

Change-Id: I2291ebaf0ef5da1b22eb0e8fa7af8dbb50848c29
Signed-off-by: Nick Vaccaro <nvaccaro@chromium.org>
Reviewed-on: https://review.coreboot.org/23874
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/google/zoombini/Makefile.inc

@@ -1,7 +1,7 @@
 ##
 ## This file is part of the coreboot project.
 ##
-## Copyright 2017 Google Inc.
+## Copyright 2018 Google Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
@@ -38,3 +38,5 @@ CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/baseboard/include
 subdirs-y += variants/$(VARIANT_DIR)
 CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/$(VARIANT_DIR)/include
 subdirs-y += variants/$(VARIANT_DIR)/spd
+
+subdirs-y += spd

src/mainboard/google/zoombini/spd/Makefile.inc

@@ -1,7 +1,7 @@
 ##
 ## This file is part of the coreboot project.
 ##
-## Copyright 2017 Google Inc.
+## Copyright 2018 Google Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
@@ -15,14 +15,10 @@
 
 SPD_BIN = $(obj)/spd.bin
 
-SPD_SOURCES = Hynix_H9HCNNN8KUMLHR_1GB		# 0b000
-SPD_SOURCES += Micron_MT53B512M32D2_2GB		# 0b001
-SPD_SOURCES += Micron_MT53B1024M32D4_4GB	# 0b010
-
 ifeq ($(SPD_SOURCES),)
 	SPD_DEPS := $(error SPD_SOURCES is not set. Variant must provide this)
 else
-        SPD_DEPS := $(foreach f, $(SPD_SOURCES), src/mainboard/$(MAINBOARDDIR)/variants/zoombini/spd/$(f).spd.hex)
+	SPD_DEPS := $(foreach f, $(SPD_SOURCES), src/mainboard/$(MAINBOARDDIR)/spd/$(f).spd.hex)
 endif
 
 # Include spd ROM data

src/mainboard/google/zoombini/variants/meowth/Makefile.inc

@@ -1,7 +1,7 @@
 ##
 ## This file is part of the coreboot project.
 ##
-## Copyright 2017 Google Inc.
+## Copyright 2018 Google Inc.
 ##
 ## This program is free software; you can redistribute it and/or modify
 ## it under the terms of the GNU General Public License as published by
@@ -13,6 +13,11 @@
 ## GNU General Public License for more details.
 ##
 
+SPD_SOURCES = Samsung_K4F8E304HB_1GB		# 0b000
+SPD_SOURCES += Hynix_H9HCNNN8KUMLHR_1GB		# 0b001
+SPD_SOURCES += Samsung_K4F6E3S4HM_2GB		# 0b010
+SPD_SOURCES += Hynix_H9HCNNNCPUMLHR_4GB		# 0b011
+
 bootblock-y += gpio.c
 
 romstage-y += memory.c

src/mainboard/google/zoombini/variants/meowth/spd/Makefile.inc

@@ -1,40 +0,0 @@
-##
-## This file is part of the coreboot project.
-##
-## Copyright 2017 Google Inc.
-## Copyright (C) 2017 Intel Corporation.
-##
-## This program is free software; you can redistribute it and/or modify
-## it under the terms of the GNU General Public License as published by
-## the Free Software Foundation; version 2 of the License.
-##
-## This program is distributed in the hope that it will be useful,
-## but WITHOUT ANY WARRANTY; without even the implied warranty of
-## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-## GNU General Public License for more details.
-##
-
-SPD_BIN = $(obj)/spd.bin
-
-SPD_SOURCES = Samsung_K4F8E304HB_1GB		# 0b000
-SPD_SOURCES += Hynix_H9HCNNN8KUMLHR_1GB		# 0b001
-SPD_SOURCES += Samsung_K4F6E3S4HM_2GB		# 0b010
-SPD_SOURCES += Hynix_H9HCNNNCPUMLHR_4GB		# 0b011
-
-ifeq ($(SPD_SOURCES),)
-        SPD_DEPS := $(error SPD_SOURCES is not set. Variant must provide this)
-else
-        SPD_DEPS := $(foreach f, $(SPD_SOURCES), src/mainboard/$(MAINBOARDDIR)/variants/meowth/spd/$(f).spd.hex)
-endif
-
-# Include spd ROM data
-$(SPD_BIN): $(SPD_DEPS)
-	for f in $+; \
-		do for c in $$(cat $$f | grep -v ^#); \
-			do printf $$(printf '\%o' 0x$$c); \
-		done; \
-	done > $@
-
-cbfs-files-y += spd.bin
-spd.bin-file := $(SPD_BIN)
-spd.bin-type := spd

src/mainboard/google/zoombini/variants/zoombini/Makefile.inc

@@ -0,0 +1,18 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright 2018 Google Inc.
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; version 2 of the License.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+
+SPD_SOURCES = Hynix_H9HCNNN8KUMLHR_1GB          # 0b000
+SPD_SOURCES += Micron_MT53B512M32D2_2GB         # 0b001
+SPD_SOURCES += Micron_MT53B1024M32D4_4GB        # 0b010

src/mainboard/google/zoombini/variants/zoombini/spd/Hynix_H9HCNNN8KUMLHR_1GB.spd.hex

@@ -1,32 +0,0 @@
-23 11 10 0E 15 19 05 08 00 40 00 00 02 22 00 00
-48 00 05 FF 92 55 00 00 8C 00 90 A8 90 A0 05 D0
-02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 9E 00 A7 CF D0
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 80 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
-00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00