1 files changed, 45 insertions, 0 deletions

diff --git a/include/asm-arm/arch-at91/at91_dbgu.h b/include/asm-arm/arch-at91/at91_dbgu.h
new file mode 100644
index 000000000000..1002a808ad91
--- /dev/null
+++ b/include/asm-arm/arch-at91/at91_dbgu.h
@@ -0,0 +1,45 @@
+/*
+ * include/asm-arm/arch-at91/at91_dbgu.h
+ *
+ * Copyright (C) 2005 Ivan Kokshaysky
+ * Copyright (C) SAN People
+ *
+ * Debug Unit (DBGU) - System peripherals registers.
+ * Based on AT91RM9200 datasheet revision E.
+ *
+ * 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_DBGU_H
+#define AT91_DBGU_H
+
+#define AT91_DBGU_CR            (AT91_DBGU + 0x00)      /* Control Register */
+#define AT91_DBGU_MR            (AT91_DBGU + 0x04)      /* Mode Register */
+#define AT91_DBGU_IER           (AT91_DBGU + 0x08)      /* Interrupt Enable Register */
+#define         AT91_DBGU_TXRDY         (1 << 1)                /* Transmitter Ready */
+#define         AT91_DBGU_TXEMPTY       (1 << 9)                /* Transmitter Empty */
+#define AT91_DBGU_IDR           (AT91_DBGU + 0x0c)      /* Interrupt Disable Register */
+#define AT91_DBGU_IMR           (AT91_DBGU + 0x10)      /* Interrupt Mask Register */
+#define AT91_DBGU_SR            (AT91_DBGU + 0x14)      /* Status Register */
+#define AT91_DBGU_RHR           (AT91_DBGU + 0x18)      /* Receiver Holding Register */
+#define AT91_DBGU_THR           (AT91_DBGU + 0x1c)      /* Transmitter Holding Register */
+#define AT91_DBGU_BRGR          (AT91_DBGU + 0x20)      /* Baud Rate Generator Register */
+
+#define AT91_DBGU_CIDR          (AT91_DBGU + 0x40)      /* Chip ID Register */
+#define AT91_DBGU_EXID          (AT91_DBGU + 0x44)      /* Chip ID Extension Register */
+#define         AT91_CIDR_VERSION       (0x1f << 0)             /* Version of the Device */
+#define         AT91_CIDR_EPROC         (7    << 5)             /* Embedded Processor */
+#define         AT91_CIDR_NVPSIZ        (0xf  << 8)             /* Nonvolatile Program Memory Size */
+#define         AT91_CIDR_NVPSIZ2       (0xf  << 12)            /* Second Nonvolatile Program Memory Size */
+#define         AT91_CIDR_SRAMSIZ       (0xf  << 16)            /* Internal SRAM Size */
+#define         AT91_CIDR_ARCH          (0xff << 20)            /* Architecture Identifier */
+#define         AT91_CIDR_NVPTYP        (7    << 28)            /* Nonvolatile Program Memory Type */
+#define         AT91_CIDR_EXT           (1    << 31)            /* Extension Flag */
+
+#define AT91_DBGU_FNR           (AT91_DBGU + 0x48)      /* Force NTRST Register [SAM9 only] */
+#define         AT91_DBGU_FNTRST        (1 << 0)                /* Force NTRST */
+
+#endif