x86: Add chromebook_coral

Add support for coral which is a range of Apollo Lake-based Chromebook
released in 2017. This also includes reef released in 2016, since it is
based on the same SoC.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

4 files changed, 73 insertions, 0 deletions

diff --git a/board/google/chromebook_coral/Kconfig b/board/google/chromebook_coral/Kconfig
new file mode 100644
index 0000000000..940bee89b0
--- /dev/null
+++ b/board/google/chromebook_coral/Kconfig
@@ -0,0 +1,43 @@
+if TARGET_CHROMEBOOK_CORAL
+
+config SYS_BOARD
+	default "chromebook_coral"
+
+config SYS_VENDOR
+	default "google"
+
+config SYS_SOC
+	default "apollolake"
+
+config SYS_CONFIG_NAME
+	default "chromebook_coral"
+
+config SYS_TEXT_BASE
+	default 0xffe00000
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+	def_bool y
+	select X86_RESET_VECTOR
+	select INTEL_APOLLOLAKE
+	select BOARD_ROMSIZE_KB_16384
+
+config PCIE_ECAM_BASE
+	default 0xf0000000
+
+config EARLY_POST_CROS_EC
+	bool "Enable early post to Chrome OS EC"
+	help
+	  Allow post codes to be sent to the Chroem OS EC early during boot,
+	  to enable monitoring of the boot and debugging when things go wrong.
+	  With this option enabled, the EC console can be used to watch post
+	  codes the first part of boot.
+
+config SYS_CAR_ADDR
+	hex
+	default 0xfef00000
+
+config SYS_CAR_SIZE
+	hex
+	default 0xc0000
+
+endif
diff --git a/board/google/chromebook_coral/MAINTAINERS b/board/google/chromebook_coral/MAINTAINERS
new file mode 100644
index 0000000000..904227e2e2
--- /dev/null
+++ b/board/google/chromebook_coral/MAINTAINERS
@@ -0,0 +1,6 @@
+CHROMEBOOK_CORAL_BOARD
+M:	Simon Glass <sjg@chromium.org>
+S:	Maintained
+F:	board/google/chromebook_coral/
+F:	include/configs/chromebook_coral.h
+F:	configs/chromebook_coral_defconfig
diff --git a/board/google/chromebook_coral/Makefile b/board/google/chromebook_coral/Makefile
new file mode 100644
index 0000000000..6a27ce3da1
--- /dev/null
+++ b/board/google/chromebook_coral/Makefile
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Copyright 2019 Google LLC
+
+obj-y	+= coral.o
diff --git a/board/google/chromebook_coral/coral.c b/board/google/chromebook_coral/coral.c
new file mode 100644
index 0000000000..4e34710b97
--- /dev/null
+++ b/board/google/chromebook_coral/coral.c
@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2019 Google LLC
+ */
+
+#include <common.h>
+
+int arch_misc_init(void)
+{
+	return 0;
+}
+
+/* This function is needed if CONFIG_CMDLINE is not enabled */
+int board_run_command(const char *cmdline)
+{
+	printf("No command line\n");
+
+	return 0;
+}