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Diffstat (limited to 'src/mainboard/google/oak/boardid.c')
-rw-r--r--src/mainboard/google/oak/boardid.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/src/mainboard/google/oak/boardid.c b/src/mainboard/google/oak/boardid.c
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+++ b/src/mainboard/google/oak/boardid.c
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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2015 MediaTek 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 <boardid.h>
+#include <gpio.h>
+#include <console/console.h>
+#include <stdlib.h>
+#include "gpio.h"
+
+static int board_id_value = -1;
+
+static uint8_t get_board_id(void)
+{
+ uint8_t bid = 0;
+ static gpio_t pins[] = {[2] = BOARD_ID_2, [1] = BOARD_ID_1,
+ [0] = BOARD_ID_0};
+
+ bid = gpio_base2_value(pins, ARRAY_SIZE(pins));
+
+ printk(BIOS_INFO, "Board ID %d\n", bid);
+
+ return bid;
+}
+
+uint8_t board_id(void)
+{
+ if (board_id_value < 0)
+ board_id_value = get_board_id();
+
+ return board_id_value;
+}
+
+uint32_t ram_code(void)
+{
+ uint32_t code;
+ static gpio_t pins[] = {[3] = RAM_ID_3, [2] = RAM_ID_2, [1] = RAM_ID_1,
+ [0] = RAM_ID_0};
+
+ code = gpio_base2_value(pins, ARRAY_SIZE(pins));
+
+ printk(BIOS_INFO, "RAM Config: %u\n", code);
+
+ return code;
+}