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Diffstat (limited to 'arch/blackfin/include/asm/mach-common/bits/otp.h')
-rw-r--r--arch/blackfin/include/asm/mach-common/bits/otp.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/mach-common/bits/otp.h b/arch/blackfin/include/asm/mach-common/bits/otp.h
new file mode 100644
index 0000000000..4e3f1afcfa
--- /dev/null
+++ b/arch/blackfin/include/asm/mach-common/bits/otp.h
@@ -0,0 +1,71 @@
+/*
+ * OTP Masks
+ */
+
+#ifndef __BFIN_PERIPHERAL_OTP__
+#define __BFIN_PERIPHERAL_OTP__
+
+#ifndef __ASSEMBLY__
+
+#include "bootrom.h"
+
+static uint32_t (* const bfrom_OtpCommand)(uint32_t command, uint32_t value) = (void *)_BOOTROM_OTP_COMMAND;
+static uint32_t (* const bfrom_OtpRead)(uint32_t page, uint32_t flags, uint64_t *page_content) = (void *)_BOOTROM_OTP_READ;
+static uint32_t (* const bfrom_OtpWrite)(uint32_t page, uint32_t flags, uint64_t *page_content) = (void *)_BOOTROM_OTP_WRITE;
+
+#endif
+
+/* 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
+
+/* Predefined otp pages: Factory Programmed Settings */
+#define FPS00 0x0004
+#define FPS01 0x0005
+#define FPS02 0x0006
+#define FPS03 0x0007
+#define FPS04 0x0008
+#define FPS05 0x0009
+#define FPS06 0x000A
+#define FPS07 0x000B
+#define FPS08 0x000C
+#define FPS09 0x000D
+#define FPS10 0x000E
+#define FPS11 0x000F
+
+/* Predefined otp pages: Customer Programmed Settings */
+#define CPS00 0x0010
+#define CPS01 0x0011
+#define CPS02 0x0012
+#define CPS03 0x0013
+#define CPS04 0x0014
+#define CPS05 0x0015
+#define CPS06 0x0016
+#define CPS07 0x0017
+
+/* Predefined otp pages: Pre-Boot Settings */
+#define PBS00 0x0018
+#define PBS01 0x0019
+#define PBS02 0x001A
+#define PBS03 0x001B
+
+#endif