diff options
author | Wisley Chen <wisley.chen@quanta.corp-partner.google.com> | 2021-06-25 14:37:56 +0600 |
---|---|---|
committer | Commit Bot <commit-bot@chromium.org> | 2021-06-29 11:27:28 +0000 |
commit | 2ef205a721c3539251b7ea5bd570334a331625b1 (patch) | |
tree | a1e7f9d9edd8dbf12be238d9c9b820c2629f9161 /board/redrix/fw_config.c | |
parent | 64f74b38c489ff7089c036230c8b1fa68a8d1728 (diff) | |
download | chrome-ec-2ef205a721c3539251b7ea5bd570334a331625b1.tar.gz |
redrix: Initial EC image
Create the initial EC image for the redrix variant by copying
the brya reference board EC files into a new directory named for
the variant.
(Auto-Generated by create_initial_ec_image.sh version 1.5.0).
BUG=b:192052098
BRANCH=None
TEST=make BOARD=redrix
Signed-off-by: Wisley Chen <wisley.chen@quanta.corp-partner.google.com>
Change-Id: I63d1029ce4581f74bd061bbcc7b98fc41e375e4c
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2991396
Reviewed-by: Devin Lu <Devin.Lu@quantatw.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Boris Mittelberg <bmbm@google.com>
Diffstat (limited to 'board/redrix/fw_config.c')
-rw-r--r-- | board/redrix/fw_config.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/board/redrix/fw_config.c b/board/redrix/fw_config.c new file mode 100644 index 0000000000..2d9ee6de25 --- /dev/null +++ b/board/redrix/fw_config.c @@ -0,0 +1,59 @@ +/* Copyright 2021 The Chromium OS Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#include "common.h" +#include "console.h" +#include "cros_board_info.h" +#include "fw_config.h" + +#define CPRINTS(format, args...) cprints(CC_CHIPSET, format, ## args) + +static union brya_cbi_fw_config fw_config; +BUILD_ASSERT(sizeof(fw_config) == sizeof(uint32_t)); + +/* + * FW_CONFIG defaults for brya if the CBI.FW_CONFIG data is not + * initialized. + */ +static const union brya_cbi_fw_config fw_config_defaults = { + .usb_db = DB_USB3_PS8815, + .kb_bl = KEYBOARD_BACKLIGHT_ENABLED, +}; + +/**************************************************************************** + * Brya FW_CONFIG access + */ +void board_init_fw_config(void) +{ + if (cbi_get_fw_config(&fw_config.raw_value)) { + CPRINTS("CBI: Read FW_CONFIG failed, using board defaults"); + fw_config = fw_config_defaults; + } + + if (get_board_id() == 0) { + /* + * Early boards have a zero'd out FW_CONFIG, so replace + * it with a sensible default value. If DB_USB_ABSENT2 + * was used as an alternate encoding of DB_USB_ABSENT to + * avoid the zero check, then fix it. + */ + if (fw_config.raw_value == 0) { + CPRINTS("CBI: FW_CONFIG is zero, using board defaults"); + fw_config = fw_config_defaults; + } else if (fw_config.usb_db == DB_USB_ABSENT2) { + fw_config.usb_db = DB_USB_ABSENT; + } + } +} + +union brya_cbi_fw_config get_fw_config(void) +{ + return fw_config; +} + +enum ec_cfg_usb_db_type ec_cfg_usb_db_type(void) +{ + return fw_config.usb_db; +} |