Title: [5376] trunk/include/asm-blackfin/bfrom.h: add OTP functions/defines
- Revision
- 5376
- Author
- vapier
- Date
- 2008-10-04 04:55:20 -0500 (Sat, 04 Oct 2008)
Log Message
add OTP functions/defines
Modified Paths
Diff
Modified: trunk/include/asm-blackfin/bfrom.h (5375 => 5376)
--- trunk/include/asm-blackfin/bfrom.h 2008-10-03 15:32:16 UTC (rev 5375)
+++ trunk/include/asm-blackfin/bfrom.h 2008-10-04 09:55:20 UTC (rev 5376)
@@ -54,4 +54,32 @@
);
}
+/* OTP Functions */
+static uint32_t (* const bfrom_OtpCommand)(uint32_t command, uint32_t value) = (void *)0xEF000018;
+static uint32_t (* const bfrom_OtpRead)(uint32_t page, uint32_t flags, uint64_t *page_content) = (void *)0xEF00001A;
+static uint32_t (* const bfrom_OtpWrite)(uint32_t page, uint32_t flags, uint64_t *page_content) = (void *)0xEF00001C;
+
+/* otp command: defines for "command" */
+#define OTP_INIT 0x00000001
+#define OTP_CLOSE 0x00000002
+
+/* otp read/write: defines for "flags" */
+#define OTP_LOWER_HALF 0x00000000 /* select upper/lower 64-bit half (bit 0) */
+#define OTP_UPPER_HALF 0x00000001
+#define OTP_NO_ECC 0x00000010 /* do not use ECC */
+#define OTP_LOCK 0x00000020 /* sets page protection bit for page */
+#define OTP_CHECK_FOR_PREV_WRITE 0x00000080
+
+/* Return values for all functions */
+#define OTP_SUCCESS 0x00000000
+#define OTP_MASTER_ERROR 0x001
+#define OTP_WRITE_ERROR 0x003
+#define OTP_READ_ERROR 0x005
+#define OTP_ACC_VIO_ERROR 0x009
+#define OTP_DATA_MULT_ERROR 0x011
+#define OTP_ECC_MULT_ERROR 0x021
+#define OTP_PREV_WR_ERROR 0x041
+#define OTP_DATA_SB_WARN 0x100
+#define OTP_ECC_SB_WARN 0x200
+
#endif
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