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-rw-r--r--include/asm-arm/arch-at91/at91_ecc.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/include/asm-arm/arch-at91/at91_ecc.h b/include/asm-arm/arch-at91/at91_ecc.h
new file mode 100644
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+++ b/include/asm-arm/arch-at91/at91_ecc.h
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+/*
+ * include/asm-arm/arch-at91/at91_ecc.h
+ *
+ * Error Corrected Code Controller (ECC) - System peripherals regsters.
+ * Based on AT91SAM9260 datasheet revision B.
+ *
+ * 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; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#ifndef AT91_ECC_H
+#define AT91_ECC_H
+
+#define AT91_ECC_CR (AT91_ECC + 0x00) /* Control register */
+#define AT91_ECC_RST (1 << 0) /* Reset parity */
+
+#define AT91_ECC_MR (AT91_ECC + 0x04) /* Mode register */
+#define AT91_ECC_PAGESIZE (3 << 0) /* Page Size */
+#define AT91_ECC_PAGESIZE_528 (0)
+#define AT91_ECC_PAGESIZE_1056 (1)
+#define AT91_ECC_PAGESIZE_2112 (2)
+#define AT91_ECC_PAGESIZE_4224 (3)
+
+#define AT91_ECC_SR (AT91_ECC + 0x08) /* Status register */
+#define AT91_ECC_RECERR (1 << 0) /* Recoverable Error */
+#define AT91_ECC_ECCERR (1 << 1) /* ECC Single Bit Error */
+#define AT91_ECC_MULERR (1 << 2) /* Multiple Errors */
+
+#define AT91_ECC_PR (AT91_ECC + 0x0c) /* Parity register */
+#define AT91_ECC_BITADDR (0xf << 0) /* Bit Error Address */
+#define AT91_ECC_WORDADDR (0xfff << 4) /* Word Error Address */
+
+#define AT91_ECC_NPR (AT91_ECC + 0x10) /* NParity register */
+#define AT91_ECC_NPARITY (0xffff << 0) /* NParity */
+
+#endif