Import of the watch repository from Pebble

platform/tintin/boot/src/drivers/otp.h

@@ -0,0 +1,41 @@
+/*
+ * Copyright 2024 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <stdint.h>
+#include <stdbool.h>
+
+enum {
+  // ML/FL / 1.0 and later:
+  OTP_SERIAL1 = 0,
+  OTP_HWVER = 1,
+  OTP_PCBA_SERIAL1 = 2,
+  // Quanta / HW 1.3 and later:
+  OTP_SERIAL2 = 3,
+  OTP_SERIAL3 = 4,
+  OTP_SERIAL4 = 5,
+  OTP_SERIAL5 = 6,
+  OTP_PCBA_SERIAL2 = 7,
+  OTP_PCBA_SERIAL3 = 8,
+
+  NUM_OTP_SLOTS = 16,
+};
+
+uint8_t * otp_get_lock(const uint8_t index);
+bool otp_is_locked(const uint8_t index);
+
+char * otp_get_slot(const uint8_t index);