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authorAlexandre Belloni <alexandre.belloni@free-electrons.com>2015-03-04 15:41:27 +0100
committerNicolas Ferre <nicolas.ferre@atmel.com>2015-03-05 10:55:13 +0100
commit5a5a6451acbc197339783fd1ee06fd877ace4bbf (patch)
tree401109f055f9ecf723c959af10c1f89d4d0e0d67 /arch/arm/include
parent2141102e045e622cac176891cb66c5bf08e439f5 (diff)
ARM: at91: debug: fix non MMU debug
Linux may be used without MMU on atmel SoCs, fix debug in this configuration. Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'arch/arm/include')
-rw-r--r--arch/arm/include/debug/at91.S5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm/include/debug/at91.S b/arch/arm/include/debug/at91.S
index 80a6501b4d50..c3c45e628e33 100644
--- a/arch/arm/include/debug/at91.S
+++ b/arch/arm/include/debug/at91.S
@@ -18,8 +18,11 @@
#define AT91_DBGU 0xfc00c000 /* SAMA5D4_BASE_USART3 */
#endif
-/* Keep in sync with mach-at91/include/mach/hardware.h */
+#ifdef CONFIG_MMU
#define AT91_IO_P2V(x) ((x) - 0x01000000)
+#else
+#define AT91_IO_P2V(x) (x)
+#endif
#define AT91_DBGU_SR (0x14) /* Status Register */
#define AT91_DBGU_THR (0x1c) /* Transmitter Holding Register */