diff options
author | Patrick Georgi <pgeorgi@chromium.org> | 2015-06-22 19:43:18 +0200 |
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committer | Patrick Georgi <pgeorgi@google.com> | 2015-06-30 21:47:12 +0200 |
commit | fd49d6faf98eb45006a20869da798558cea9606e (patch) | |
tree | 45c375eefbac9a402dba32d1ee8403d670c93df2 /src/mainboard/google/foster/chromeos.c | |
parent | b12a448c9709a4d78410ac4e79a72f28096871ce (diff) | |
download | coreboot-fd49d6faf98eb45006a20869da798558cea9606e.tar.xz |
google/foster: add new mainboard
This is an nvidia t210 based board.
This includes Chrome OS downstream up to Change-Id: Ic89ed54c.
Change-Id: I8630e86a4b0e8756693f8989ce147d6d762cefe1
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-on: http://review.coreboot.org/10634
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/mainboard/google/foster/chromeos.c')
-rw-r--r-- | src/mainboard/google/foster/chromeos.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/src/mainboard/google/foster/chromeos.c b/src/mainboard/google/foster/chromeos.c new file mode 100644 index 0000000000..83dd65268b --- /dev/null +++ b/src/mainboard/google/foster/chromeos.c @@ -0,0 +1,102 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2014 Google Inc. + * Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved. + * + * 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. + */ + +#include <boot/coreboot_tables.h> +#include <console/console.h> +#include <ec/google/chromeec/ec.h> +#include <ec/google/chromeec/ec_commands.h> +#include <gpio.h> +#include <string.h> +#include <vendorcode/google/chromeos/chromeos.h> + +void fill_lb_gpios(struct lb_gpios *gpios) +{ + int count = 0; + + /* TBD(twarren@nvidia.com): Any analogs for these on Foster-FFD? */ + + /* Write Protect: active low */ + gpios->gpios[count].port = -1; + gpios->gpios[count].polarity = ACTIVE_LOW; + gpios->gpios[count].value = get_write_protect_state(); + strncpy((char *)gpios->gpios[count].name, "write protect", + GPIO_MAX_NAME_LENGTH); + count++; + + /* Recovery: active high */ + gpios->gpios[count].port = -1; + gpios->gpios[count].polarity = ACTIVE_HIGH; + gpios->gpios[count].value = get_recovery_mode_switch(); + strncpy((char *)gpios->gpios[count].name, "recovery", + GPIO_MAX_NAME_LENGTH); + count++; + + /* TODO: Power: active low / high depending on board id */ + gpios->gpios[count].port = GPIO(X5); + gpios->gpios[count].polarity = ACTIVE_LOW; + gpios->gpios[count].value = -1; + strncpy((char *)gpios->gpios[count].name, "power", + GPIO_MAX_NAME_LENGTH); + count++; + + /* Developer: virtual GPIO active high */ + gpios->gpios[count].port = -1; + gpios->gpios[count].polarity = ACTIVE_HIGH; + gpios->gpios[count].value = get_developer_mode_switch(); + strncpy((char *)gpios->gpios[count].name, "developer", + GPIO_MAX_NAME_LENGTH); + count++; + + /* TODO: Reset: active low (output) */ + gpios->gpios[count].port = GPIO(I5); + gpios->gpios[count].polarity = ACTIVE_LOW; + gpios->gpios[count].value = -1; + strncpy((char *)gpios->gpios[count].name, "reset", + GPIO_MAX_NAME_LENGTH); + count++; + + gpios->size = sizeof(*gpios) + (count * sizeof(struct lb_gpio)); + gpios->count = count; + + printk(BIOS_ERR, "Added %d GPIOS size %d\n", count, gpios->size); +} + +int get_developer_mode_switch(void) +{ + return 0; +} + +int get_recovery_mode_switch(void) +{ +#if CONFIG_EC_GOOGLE_CHROMEEC + uint32_t ec_events; + + ec_events = google_chromeec_get_events_b(); + return !!(ec_events & + EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY)); +#else + return 0; +#endif +} + +int get_write_protect_state(void) +{ + return 0; +} |