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Diffstat (limited to 'src/mainboard/google/cheza/boardid.c')
-rw-r--r--src/mainboard/google/cheza/boardid.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/src/mainboard/google/cheza/boardid.c b/src/mainboard/google/cheza/boardid.c
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index 0000000000..fffac82ab6
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+++ b/src/mainboard/google/cheza/boardid.c
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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2018 Google LLC
+ *
+ * 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.
+ */
+
+#include <boardid.h>
+#include <gpio.h>
+
+uint32_t board_id(void)
+{
+ const gpio_t pins[] = {[2] = GPIO(51), [1] = GPIO(62), [0] = GPIO(38)};
+ static uint32_t id = UNDEFINED_STRAPPING_ID;
+
+ if (id == UNDEFINED_STRAPPING_ID)
+ id = gpio_base2_value(pins, ARRAY_SIZE(pins));
+
+ return id;
+}
+
+uint32_t ram_code(void)
+{
+ const gpio_t pins[] = {[1] = GPIO(147), [0] = GPIO(146)};
+ static uint32_t id = UNDEFINED_STRAPPING_ID;
+
+ if (id == UNDEFINED_STRAPPING_ID)
+ id = gpio_base2_value(pins, ARRAY_SIZE(pins));
+
+ return id;
+}
+
+uint32_t sku_id(void)
+{
+ const gpio_t pins[] = {[1] = GPIO(113), [0] = GPIO(79)};
+ static uint32_t id = UNDEFINED_STRAPPING_ID;
+
+ if (id == UNDEFINED_STRAPPING_ID)
+ id = gpio_base2_value(pins, ARRAY_SIZE(pins));
+
+ return id;
+}