diff options
| -rw-r--r-- | src/mainboard/google/veyron_pinky/Kconfig | 1 | ||||
| -rw-r--r-- | src/mainboard/google/veyron_pinky/Makefile.inc | 3 | ||||
| -rw-r--r-- | src/mainboard/google/veyron_pinky/boardid.c | 48 |
3 files changed, 51 insertions, 1 deletions
diff --git a/src/mainboard/google/veyron_pinky/Kconfig b/src/mainboard/google/veyron_pinky/Kconfig index ae616c7abc..56537575a9 100644 --- a/src/mainboard/google/veyron_pinky/Kconfig +++ b/src/mainboard/google/veyron_pinky/Kconfig @@ -21,6 +21,7 @@ if BOARD_GOOGLE_VEYRON_PINKY config BOARD_SPECIFIC_OPTIONS # dummy def_bool y + select BOARD_ID_SUPPORT select CHROMEOS select EC_GOOGLE_CHROMEEC select EC_GOOGLE_CHROMEEC_SPI diff --git a/src/mainboard/google/veyron_pinky/Makefile.inc b/src/mainboard/google/veyron_pinky/Makefile.inc index 0b0e328ec8..3ae8763907 100644 --- a/src/mainboard/google/veyron_pinky/Makefile.inc +++ b/src/mainboard/google/veyron_pinky/Makefile.inc @@ -20,8 +20,9 @@ romstage-y += romstage.c romstage-y += chromeos.c romstage-y += sdram_configs.c + +ramstage-y += boardid.c ramstage-y += chromeos.c ramstage-y += mainboard.c -ramstage-y += chromeos.c ramstage-y += pmic.c diff --git a/src/mainboard/google/veyron_pinky/boardid.c b/src/mainboard/google/veyron_pinky/boardid.c new file mode 100644 index 0000000000..ca446a18ae --- /dev/null +++ b/src/mainboard/google/veyron_pinky/boardid.c @@ -0,0 +1,48 @@ +/* + * 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 <stdlib.h> +#include <console/console.h> +#include <soc/rockchip/rk3288/gpio.h> + +#include <boardid.h> + +uint8_t board_id(void) +{ + static int id = -1; + static const gpio_t pins[] = { + { .port = 2, .bank = GPIO_A, .idx = 0 }, + { .port = 2, .bank = GPIO_A, .idx = 1 }, + { .port = 2, .bank = GPIO_A, .idx = 2 }, + { .port = 2, .bank = GPIO_A, .idx = 7 }, + }; + + if (id < 0) { + int i; + + id = 0; + for (i = 0; i < ARRAY_SIZE(pins); i++) { + gpio_input(pins[i]); + id |= gpio_get_in_value(pins[i]) << i; + } + printk(BIOS_SPEW, "Board ID: %#x.\n", id); + } + + return id; +} |