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Diffstat (limited to 'arch/arm/mach-at91/include/mach/at91_dbgu.h')
-rw-r--r--arch/arm/mach-at91/include/mach/at91_dbgu.h27
1 files changed, 15 insertions, 12 deletions
diff --git a/arch/arm/mach-at91/include/mach/at91_dbgu.h b/arch/arm/mach-at91/include/mach/at91_dbgu.h
index 6dcaa771687..dbfe455a4c4 100644
--- a/arch/arm/mach-at91/include/mach/at91_dbgu.h
+++ b/arch/arm/mach-at91/include/mach/at91_dbgu.h
@@ -16,22 +16,25 @@
#ifndef AT91_DBGU_H
#define AT91_DBGU_H
+#define dbgu_readl(dbgu, field) \
+ __raw_readl(AT91_VA_BASE_SYS + dbgu + AT91_DBGU_ ## field)
+
#ifdef AT91_DBGU
-#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_CR (0x00) /* Control Register */
+#define AT91_DBGU_MR (0x04) /* Mode Register */
+#define AT91_DBGU_IER (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_IDR (0x0c) /* Interrupt Disable Register */
+#define AT91_DBGU_IMR (0x10) /* Interrupt Mask Register */
+#define AT91_DBGU_SR (0x14) /* Status Register */
+#define AT91_DBGU_RHR (0x18) /* Receiver Holding Register */
+#define AT91_DBGU_THR (0x1c) /* Transmitter Holding Register */
+#define AT91_DBGU_BRGR (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_DBGU_FNR (AT91_DBGU + 0x48) /* Force NTRST Register [SAM9 only] */
+#define AT91_DBGU_CIDR (0x40) /* Chip ID Register */
+#define AT91_DBGU_EXID (0x44) /* Chip ID Extension Register */
+#define AT91_DBGU_FNR (0x48) /* Force NTRST Register [SAM9 only] */
#define AT91_DBGU_FNTRST (1 << 0) /* Force NTRST */
#endif /* AT91_DBGU */