[coreboot-gerrit] Patch set updated for coreboot: 92a835d cosmos: add template for soc and board files
Patrick Georgi (pgeorgi@google.com)
gerrit at coreboot.org
Tue Apr 7 14:45:27 CEST 2015
Patrick Georgi (pgeorgi at google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/9351
-gerrit
commit 92a835d15045d428a5955719e6e416aab00f125c
Author: Daisuke Nojiri <dnojiri at chromium.org>
Date: Wed Oct 8 11:38:52 2014 -0700
cosmos: add template for soc and board files
This adds board and soc files as a template for cosmos.
BUG=chrome-os-partner:32772
BRANCH=none
TEST=Built coreboot for cosmos and veyron_pinky.
Signed-off-by: Daisuke Nojiri <dnojiri at chromium.org>
Change-Id: I6e17058afaa629c6aa70c2d195230dba782af526
Signed-off-by: Patrick Georgi <pgeorgi at chromium.org>
Original-Commit-Id: fd9dbcf1023a79921c8501bbe09969d65ca9e742
Original-Change-Id: I676bdf460f5dd996dcce1fc422a69882798bc112
Original-Reviewed-on: https://chromium-review.googlesource.com/222050
Original-Reviewed-by: Vadim Bendebury <vbendeb at chromium.org>
Original-Reviewed-by: Daisuke Nojiri <dnojiri at chromium.org>
Original-Tested-by: Daisuke Nojiri <dnojiri at chromium.org>
Original-Commit-Queue: Daisuke Nojiri <dnojiri at chromium.org>
---
src/mainboard/google/Kconfig | 3 ++
src/mainboard/google/cosmos/Kconfig | 57 ++++++++++++++++++++++++
src/mainboard/google/cosmos/Makefile.inc | 40 +++++++++++++++++
src/mainboard/google/cosmos/boardid.c | 25 +++++++++++
src/mainboard/google/cosmos/bootblock.c | 24 +++++++++++
src/mainboard/google/cosmos/chromeos.c | 41 ++++++++++++++++++
src/mainboard/google/cosmos/devicetree.cb | 23 ++++++++++
src/mainboard/google/cosmos/mainboard.c | 38 ++++++++++++++++
src/mainboard/google/cosmos/memlayout.ld | 1 +
src/mainboard/google/cosmos/reset.c | 26 +++++++++++
src/mainboard/google/cosmos/romstage.c | 72 +++++++++++++++++++++++++++++++
src/soc/Kconfig | 1 +
src/soc/Makefile.inc | 1 +
src/soc/marvell/Kconfig | 20 +++++++++
src/soc/marvell/Makefile.inc | 20 +++++++++
src/soc/marvell/bg4cd/Kconfig | 52 ++++++++++++++++++++++
src/soc/marvell/bg4cd/Makefile.inc | 46 ++++++++++++++++++++
src/soc/marvell/bg4cd/cbmem.c | 26 +++++++++++
src/soc/marvell/bg4cd/i2c.c | 30 +++++++++++++
src/soc/marvell/bg4cd/i2c.h | 26 +++++++++++
src/soc/marvell/bg4cd/media.c | 25 +++++++++++
src/soc/marvell/bg4cd/memlayout.ld | 39 +++++++++++++++++
src/soc/marvell/bg4cd/monotonic_timer.c | 29 +++++++++++++
src/soc/marvell/bg4cd/sdram.c | 26 +++++++++++
src/soc/marvell/bg4cd/sdram.h | 24 +++++++++++
25 files changed, 715 insertions(+)
diff --git a/src/mainboard/google/Kconfig b/src/mainboard/google/Kconfig
index c193d81..22e8618 100644
--- a/src/mainboard/google/Kconfig
+++ b/src/mainboard/google/Kconfig
@@ -25,6 +25,8 @@ config BOARD_GOOGLE_BOLT
bool "Bolt"
config BOARD_GOOGLE_BUTTERFLY
bool "Butterfly"
+config BOARD_GOOGLE_COSMOS
+ bool "Cosmos"
config BOARD_GOOGLE_DAISY
bool "Daisy"
config BOARD_GOOGLE_FALCO
@@ -68,6 +70,7 @@ endchoice
source "src/mainboard/google/bolt/Kconfig"
source "src/mainboard/google/butterfly/Kconfig"
+source "src/mainboard/google/cosmos/Kconfig"
source "src/mainboard/google/daisy/Kconfig"
source "src/mainboard/google/falco/Kconfig"
source "src/mainboard/google/link/Kconfig"
diff --git a/src/mainboard/google/cosmos/Kconfig b/src/mainboard/google/cosmos/Kconfig
new file mode 100644
index 0000000..4af9986
--- /dev/null
+++ b/src/mainboard/google/cosmos/Kconfig
@@ -0,0 +1,57 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright 2014 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.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+##
+
+if BOARD_GOOGLE_COSMOS
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+ def_bool y
+ select BOARD_ROMSIZE_KB_1024
+ select BOARD_ID_SUPPORT
+ select CHROMEOS
+ select CHROMEOS_VBNV_FLASH
+ select SOC_MARVELL_BG4CD
+ select MAINBOARD_HAS_BOOTBLOCK_INIT
+ select HAVE_HARD_RESET
+ select RETURN_FROM_VERSTAGE
+
+config MAINBOARD_DIR
+ string
+ default google/cosmos
+
+config MAINBOARD_PART_NUMBER
+ string
+ default "Cosmos"
+
+config MAINBOARD_VENDOR
+ string
+ default "Google"
+
+config VBOOT_RAMSTAGE_INDEX
+ hex
+ default 0x3
+
+config BOOT_MEDIA_SPI_BUS
+ int
+ default 2
+
+config DRAM_SIZE_MB
+ int
+ default 1024
+
+endif # BOARD_GOOGLE_COSMOS
diff --git a/src/mainboard/google/cosmos/Makefile.inc b/src/mainboard/google/cosmos/Makefile.inc
new file mode 100644
index 0000000..3e970fb
--- /dev/null
+++ b/src/mainboard/google/cosmos/Makefile.inc
@@ -0,0 +1,40 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright 2014 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.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+##
+bootblock-y += bootblock.c
+bootblock-y += boardid.c
+bootblock-y += chromeos.c
+bootblock-y += reset.c
+
+verstage-y += boardid.c
+verstage-y += chromeos.c
+verstage-y += reset.c
+
+romstage-y += boardid.c
+romstage-y += romstage.c
+romstage-y += reset.c
+
+ramstage-y += boardid.c
+ramstage-y += chromeos.c
+ramstage-y += mainboard.c
+ramstage-y += reset.c
+
+bootblock-y += memlayout.ld
+verstage-y += memlayout.ld
+romstage-y += memlayout.ld
+ramstage-y += memlayout.ld
diff --git a/src/mainboard/google/cosmos/boardid.c b/src/mainboard/google/cosmos/boardid.c
new file mode 100644
index 0000000..8b61891
--- /dev/null
+++ b/src/mainboard/google/cosmos/boardid.c
@@ -0,0 +1,25 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <boardid.h>
+
+uint8_t board_id(void)
+{
+ return -1;
+}
diff --git a/src/mainboard/google/cosmos/bootblock.c b/src/mainboard/google/cosmos/bootblock.c
new file mode 100644
index 0000000..d5bffea
--- /dev/null
+++ b/src/mainboard/google/cosmos/bootblock.c
@@ -0,0 +1,24 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <bootblock_common.h>
+
+void bootblock_mainboard_init(void)
+{
+}
diff --git a/src/mainboard/google/cosmos/chromeos.c b/src/mainboard/google/cosmos/chromeos.c
new file mode 100644
index 0000000..0ad05c8
--- /dev/null
+++ b/src/mainboard/google/cosmos/chromeos.c
@@ -0,0 +1,41 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <boot/coreboot_tables.h>
+#include <vendorcode/google/chromeos/chromeos.h>
+
+void fill_lb_gpios(struct lb_gpios *gpios)
+{
+}
+
+int get_developer_mode_switch(void)
+{
+ return 0;
+}
+
+int get_recovery_mode_switch(void)
+{
+ return 0;
+}
+
+int get_write_protect_state(void)
+{
+ return 0;
+}
+
diff --git a/src/mainboard/google/cosmos/devicetree.cb b/src/mainboard/google/cosmos/devicetree.cb
new file mode 100644
index 0000000..b82d57c
--- /dev/null
+++ b/src/mainboard/google/cosmos/devicetree.cb
@@ -0,0 +1,23 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright 2014 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.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+##
+
+# TODO fill with Versatile Express board data in QEMU.
+chip soc/marvell/bg4cd
+ device cpu_cluster 0 on end
+end
diff --git a/src/mainboard/google/cosmos/mainboard.c b/src/mainboard/google/cosmos/mainboard.c
new file mode 100644
index 0000000..5866fea
--- /dev/null
+++ b/src/mainboard/google/cosmos/mainboard.c
@@ -0,0 +1,38 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <device/device.h>
+#include <boot/coreboot_tables.h>
+
+static void mainboard_init(device_t dev)
+{
+}
+
+static void mainboard_enable(device_t dev)
+{
+ dev->ops->init = &mainboard_init;
+}
+
+struct chip_operations mainboard_ops = {
+ .enable_dev = mainboard_enable,
+};
+
+void lb_board(struct lb_header *header)
+{
+}
diff --git a/src/mainboard/google/cosmos/memlayout.ld b/src/mainboard/google/cosmos/memlayout.ld
new file mode 100644
index 0000000..d788b78
--- /dev/null
+++ b/src/mainboard/google/cosmos/memlayout.ld
@@ -0,0 +1 @@
+#include <soc/marvell/bg4cd/memlayout.ld>
diff --git a/src/mainboard/google/cosmos/reset.c b/src/mainboard/google/cosmos/reset.c
new file mode 100644
index 0000000..8020fbf
--- /dev/null
+++ b/src/mainboard/google/cosmos/reset.c
@@ -0,0 +1,26 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <reset.h>
+
+void hard_reset(void)
+{
+ while (1)
+ ;
+}
diff --git a/src/mainboard/google/cosmos/romstage.c b/src/mainboard/google/cosmos/romstage.c
new file mode 100644
index 0000000..f3e98e0
--- /dev/null
+++ b/src/mainboard/google/cosmos/romstage.c
@@ -0,0 +1,72 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <types.h>
+#include <armv7.h>
+#include <cbfs.h>
+#include <console/console.h>
+#include <arch/stages.h>
+#include <cbmem.h>
+#include <delay.h>
+#include <timestamp.h>
+#include <arch/cache.h>
+#include <arch/exception.h>
+#include <stdlib.h>
+#include <program_loading.h>
+#include <vendorcode/google/chromeos/chromeos.h>
+#include <soc/marvell/bg4cd/sdram.h>
+#include <symbols.h>
+#include "timer.h"
+
+void main(void)
+{
+#if CONFIG_COLLECT_TIMESTAMPS
+ uint64_t start_romstage_time;
+ uint64_t before_dram_time;
+ uint64_t after_dram_time;
+ uint64_t base_time = timestamp_get();
+ start_romstage_time = timestamp_get();
+#endif
+
+ console_init();
+
+#if CONFIG_COLLECT_TIMESTAMPS
+ before_dram_time = timestamp_get();
+#endif
+ sdram_init();
+#if CONFIG_COLLECT_TIMESTAMPS
+ after_dram_time = timestamp_get();
+#endif
+ mmu_init();
+ mmu_config_range(0, 4096, DCACHE_OFF);
+ dcache_mmu_enable();
+
+ cbmem_initialize_empty();
+#if CONFIG_COLLECT_TIMESTAMPS
+ timestamp_init(base_time);
+ timestamp_add(TS_START_ROMSTAGE, start_romstage_time);
+ timestamp_add(TS_BEFORE_INITRAM, before_dram_time);
+ timestamp_add(TS_AFTER_INITRAM, after_dram_time);
+#endif
+
+#if CONFIG_COLLECT_TIMESTAMPS
+ timestamp_add_now(TS_END_ROMSTAGE);
+#endif
+ run_ramstage();
+}
diff --git a/src/soc/Kconfig b/src/soc/Kconfig
index 43c2010..cff6f27 100644
--- a/src/soc/Kconfig
+++ b/src/soc/Kconfig
@@ -1,5 +1,6 @@
source src/soc/imgtec/Kconfig
source src/soc/intel/Kconfig
+source src/soc/marvell/Kconfig
source src/soc/nvidia/Kconfig
source src/soc/qualcomm/Kconfig
source src/soc/rockchip/Kconfig
diff --git a/src/soc/Makefile.inc b/src/soc/Makefile.inc
index 543e155..b722323 100644
--- a/src/soc/Makefile.inc
+++ b/src/soc/Makefile.inc
@@ -3,6 +3,7 @@
################################################################################
subdirs-y += imgtec
subdirs-y += intel
+subdirs-y += marvell
subdirs-y += nvidia
subdirs-y += qualcomm
subdirs-y += rockchip
diff --git a/src/soc/marvell/Kconfig b/src/soc/marvell/Kconfig
new file mode 100644
index 0000000..95b8c50
--- /dev/null
+++ b/src/soc/marvell/Kconfig
@@ -0,0 +1,20 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright 2014 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.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+##
+
+source src/soc/marvell/bg4cd/Kconfig
diff --git a/src/soc/marvell/Makefile.inc b/src/soc/marvell/Makefile.inc
new file mode 100644
index 0000000..ef7bcd9
--- /dev/null
+++ b/src/soc/marvell/Makefile.inc
@@ -0,0 +1,20 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright 2014 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.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+##
+
+subdirs-$(CONFIG_SOC_MARVELL_BG4CD) += bg4cd
diff --git a/src/soc/marvell/bg4cd/Kconfig b/src/soc/marvell/bg4cd/Kconfig
new file mode 100644
index 0000000..0a9778d
--- /dev/null
+++ b/src/soc/marvell/bg4cd/Kconfig
@@ -0,0 +1,52 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright 2014 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.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+##
+
+config SOC_MARVELL_BG4CD
+ bool
+ default n
+ select CPU_HAS_BOOTBLOCK_INIT
+ select HAVE_MONOTONIC_TIMER
+ select GENERIC_UDELAY
+ select EARLY_CONSOLE
+ select DYNAMIC_CBMEM
+ select ARCH_BOOTBLOCK_ARMV7
+ select ARCH_VERSTAGE_ARMV7
+ select ARCH_ROMSTAGE_ARMV7
+ select ARCH_RAMSTAGE_ARMV7
+ select BOOTBLOCK_CONSOLE
+
+if SOC_MARVELL_BG4CD
+
+config BOOTBLOCK_CPU_INIT
+ string
+ default "soc/marvell/bg4cd/bootblock.c"
+
+config BOOTBLOCK_ROM_OFFSET
+ hex
+ default 0x0
+
+config CBFS_HEADER_ROM_OFFSET
+ hex
+ default 0x0008000
+
+config CBFS_ROM_OFFSET
+ hex
+ default 0x0018000
+
+endif
diff --git a/src/soc/marvell/bg4cd/Makefile.inc b/src/soc/marvell/bg4cd/Makefile.inc
new file mode 100644
index 0000000..7d114dd
--- /dev/null
+++ b/src/soc/marvell/bg4cd/Makefile.inc
@@ -0,0 +1,46 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright 2014 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.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+##
+
+bootblock-y += cbmem.c
+bootblock-y += monotonic_timer.c
+bootblock-y += media.c
+bootblock-y += i2c.c
+
+verstage-y += monotonic_timer.c
+verstage-y += i2c.c
+verstage-y += media.c
+
+romstage-y += cbmem.c
+romstage-y += monotonic_timer.c
+romstage-y += i2c.c
+romstage-y += media.c
+romstage-y += sdram.c
+
+ramstage-y += cbmem.c
+ramstage-y += monotonic_timer.c
+ramstage-y += i2c.c
+ramstage-y += media.c
+
+$(objcbfs)/bootblock.raw.elf: $(objcbfs)/bootblock.elf
+ cp $< $@
+
+$(objcbfs)/bootblock.bin: $(objcbfs)/bootblock.raw.bin
+ @printf "Generating: $(subst $(obj)/,,$(@))\n"
+ @mkdir -p $(dir $@)
+ @mv $< $@
diff --git a/src/soc/marvell/bg4cd/cbmem.c b/src/soc/marvell/bg4cd/cbmem.c
new file mode 100644
index 0000000..168673d
--- /dev/null
+++ b/src/soc/marvell/bg4cd/cbmem.c
@@ -0,0 +1,26 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <cbmem.h>
+#include <stddef.h>
+
+void *cbmem_top(void)
+{
+ return NULL;
+}
diff --git a/src/soc/marvell/bg4cd/i2c.c b/src/soc/marvell/bg4cd/i2c.c
new file mode 100644
index 0000000..1aa02d0
--- /dev/null
+++ b/src/soc/marvell/bg4cd/i2c.c
@@ -0,0 +1,30 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <device/i2c.h>
+#include "i2c.h"
+
+int platform_i2c_transfer(unsigned bus, struct i2c_seg *segments, int seg_count)
+{
+ return 0;
+}
+
+void i2c_init(unsigned int bus, unsigned int hz)
+{
+}
diff --git a/src/soc/marvell/bg4cd/i2c.h b/src/soc/marvell/bg4cd/i2c.h
new file mode 100644
index 0000000..40db31a
--- /dev/null
+++ b/src/soc/marvell/bg4cd/i2c.h
@@ -0,0 +1,26 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef __SOC_MARVELL_BG4CD_I2C_H__
+#define __SOC_MARVELL_BG4CD_I2C_H__
+
+void i2c_init(unsigned int bus, unsigned int hz);
+
+#endif
+
diff --git a/src/soc/marvell/bg4cd/media.c b/src/soc/marvell/bg4cd/media.c
new file mode 100644
index 0000000..5a4dc5f
--- /dev/null
+++ b/src/soc/marvell/bg4cd/media.c
@@ -0,0 +1,25 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <cbfs.h>
+
+int init_default_cbfs_media(struct cbfs_media *media)
+{
+ return 0;
+}
diff --git a/src/soc/marvell/bg4cd/memlayout.ld b/src/soc/marvell/bg4cd/memlayout.ld
new file mode 100644
index 0000000..45cf395
--- /dev/null
+++ b/src/soc/marvell/bg4cd/memlayout.ld
@@ -0,0 +1,39 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <memlayout.h>
+#include <vendorcode/google/chromeos/memlayout.h>
+
+#include <arch/header.ld>
+
+SECTIONS
+{
+ DRAM_START(0x00000000)
+ RAMSTAGE(0x00200000, 128K)
+ POSTRAM_CBFS_CACHE(0x01000000, 1M)
+
+ SRAM_START(0x80000000)
+ TTB(0x80000000, 16K)
+ BOOTBLOCK(0x80004004, 16K - 4)
+ VBOOT2_WORK(0x80008000, 16K)
+ OVERLAP_VERSTAGE_ROMSTAGE(0x8000C000, 40K)
+ PRERAM_CBFS_CACHE(0x80016000, 4K)
+ STACK(0x80017000, 4K)
+ SRAM_END(0x80018000)
+}
diff --git a/src/soc/marvell/bg4cd/monotonic_timer.c b/src/soc/marvell/bg4cd/monotonic_timer.c
new file mode 100644
index 0000000..a84b036
--- /dev/null
+++ b/src/soc/marvell/bg4cd/monotonic_timer.c
@@ -0,0 +1,29 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <delay.h>
+#include <timer.h>
+
+void timer_monotonic_get(struct mono_time *mt)
+{
+}
+
+void init_timer(void)
+{
+}
diff --git a/src/soc/marvell/bg4cd/sdram.c b/src/soc/marvell/bg4cd/sdram.c
new file mode 100644
index 0000000..1b5575b
--- /dev/null
+++ b/src/soc/marvell/bg4cd/sdram.c
@@ -0,0 +1,26 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+#include <console/console.h>
+#include "sdram.h"
+
+void sdram_init(void)
+{
+ printk(BIOS_INFO, "Starting SDRAM initialization...\n");
+ printk(BIOS_INFO, "Finish SDRAM initialization...\n");
+}
diff --git a/src/soc/marvell/bg4cd/sdram.h b/src/soc/marvell/bg4cd/sdram.h
new file mode 100644
index 0000000..6850d27
--- /dev/null
+++ b/src/soc/marvell/bg4cd/sdram.h
@@ -0,0 +1,24 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef __SOC_MARVELL_BG4CD_SDRAM_H__
+#define __SOC_MARVELL_BG4CD_SDRAM_H__
+
+void sdram_init(void);
+#endif
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