Kconfig
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# SPDX-License-Identifier: GPL-2.0+
#
# Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
if VENDOR_GOOGLE
choice
prompt "Mainboard model"
optional
config TARGET_CHROMEBOOK_CORAL
bool "Chromebook coral"
help
This is a range of Intel-based laptops released in 2018. They use an
Intel Apollo Lake SoC. The design supports WiFi, 4GB to 16GB of
LPDDR4 1600MHz SDRAM, PCIe WiFi and Bluetooth, eMMC (typically 32GB),
up two cameras (front-facing 720p and another 5MP option), USB SD
reader, microphone and speakers. It also includes two USB 3 Type A and
two Type C ports. The latter are used as power input and can also
charge external devices as well as a 4K external display. There is a
Chrome OS EC connected on LPC, a Cr50 secure chip from Google and
various display options. OEMs products include Acer Chromebook 11
(e.g. C732, CB11, CP311) and Lenovo Chromebook (100e, 300e, 500e).
config TARGET_CHROMEBOOK_LINK
bool "Chromebook link"
help
This is the Chromebook Pixel released in 2013. It uses an Intel
i5 Ivybridge which is a die-shrink of Sandybridge, with 4GB of
SDRAM. It has a Panther Point platform controller hub, PCIe
WiFi and Bluetooth. It also includes a 720p webcam, USB SD
reader, microphone and speakers, display port and 32GB SATA
solid state drive. There is a Chrome OS EC connected on LPC,
and it provides a 2560x1700 high resolution touch-enabled LCD
display.
config TARGET_CHROMEBOOK_LINK64
bool "Chromebook link 64-bit"
help
This is the Chromebook Pixel released in 2013. With this config
U-Boot is built as a 64-bit binary. This allows testing while this
feature is being completed.
config TARGET_CHROMEBOX_PANTHER
bool "Chromebox panther (not available)"
help
Note: At present this must be used with coreboot. See README.x86
for instructions.
This is the Asus Chromebox CN60 released in 2014. It uses an Intel
Haswell Celeron 2955U Dual Core CPU with 2GB of SDRAM. It has a
Lynx Point platform controller hub, PCIe WiFi and Bluetooth. It also
includes a USB SD reader, four USB3 ports, display port and HDMI
video output and a 16GB SATA solid state drive. There is no Chrome
OS EC on this model.
config TARGET_CHROMEBOOK_SAMUS
bool "Chromebook samus"
help
This is the Chromebook Pixel released in 2015. It uses an Intel
Broadwell U Core i5 or Core i7 CPU with either 8GB or 16GB of
LPDDR3 SDRAM. It has PCIe WiFi and Bluetooth. It also includes a
720p webcam, USB SD reader, microphone and speakers, 2 USB 3 Type
C ports which can support charging and up to a 4K external display.
There is a solid state drive, either 32GB or 64GB. There is a
Chrome OS EC connected on LPC, and it provides a 2560x1700 high
resolution touch-enabled LCD display.
config TARGET_CHROMEBOOK_SAMUS_TPL
bool "Chromebook samus booting from TPL"
help
This is a version of Samus which boots into TPL, then to SPL and
U-Boot proper. This is useful where verified boot must select
between different A/B versions of SPL/U-Boot, to allow upgrading of
almost all U-Boot code in the field.
endchoice
source "board/google/chromebook_coral/Kconfig"
source "board/google/chromebook_link/Kconfig"
source "board/google/chromebox_panther/Kconfig"
source "board/google/chromebook_samus/Kconfig"
endif