mb/google/hatch: Add memory init setup for hatch

This implementation adds below support:

1. Add support to read memory strap.
2. Add support to configure below memory parameters
   -> rcomp resistor configuration
   -> dqs mapping
   -> ect and ca vref config
3. Include SPD configuration

BUG=b:120914069
BRANCH=None
TEST=USE="-intel_mrc -bmplk" emerge-hatch coreboot

Change-Id: I9bda08bd0b9f91ebb96b39291e15473492a6bf19
Signed-off-by: Aamir Bohra <aamir.bohra@intel.com>
Reviewed-on: https://review.coreboot.org/c/30248
Reviewed-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-by: Shelley Chen <shchen@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

4 files changed, 130 insertions, 0 deletions

diff --git a/src/mainboard/google/hatch/spd/Makefile.inc b/src/mainboard/google/hatch/spd/Makefile.inc
new file mode 100644
index 0000000000..e35544bc7d
--- /dev/null
+++ b/src/mainboard/google/hatch/spd/Makefile.inc
@@ -0,0 +1,34 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2018 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 = $(obj)/spd.bin
+
+ifeq ($(SPD_SOURCES),)
+	SPD_DEPS := $(error SPD_SOURCES is not set. Variant must provide this)
+else
+	SPD_DEPS := $(foreach f, $(SPD_SOURCES), src/mainboard/$(MAINBOARDDIR)/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
diff --git a/src/mainboard/google/hatch/spd/empty_ddr4.spd.hex b/src/mainboard/google/hatch/spd/empty_ddr4.spd.hex
new file mode 100644
index 0000000000..67b46cd239
--- /dev/null
+++ b/src/mainboard/google/hatch/spd/empty_ddr4.spd.hex
@@ -0,0 +1,32 @@
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diff --git a/src/mainboard/google/hatch/spd/hynix_dimm_H5AN8G6NCJR-VKC-8GB.spd.hex b/src/mainboard/google/hatch/spd/hynix_dimm_H5AN8G6NCJR-VKC-8GB.spd.hex
new file mode 100644
index 0000000000..50506476fb
--- /dev/null
+++ b/src/mainboard/google/hatch/spd/hynix_dimm_H5AN8G6NCJR-VKC-8GB.spd.hex
@@ -0,0 +1,32 @@
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diff --git a/src/mainboard/google/hatch/spd/samsung_dimm_K4A4G165WE-BCRC-4GB.spd.hex b/src/mainboard/google/hatch/spd/samsung_dimm_K4A4G165WE-BCRC-4GB.spd.hex
new file mode 100644
index 0000000000..44196cfa96
--- /dev/null
+++ b/src/mainboard/google/hatch/spd/samsung_dimm_K4A4G165WE-BCRC-4GB.spd.hex
@@ -0,0 +1,32 @@
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