Messages in this thread Patch in this message | | | From | Alexandre Belloni <> | Subject | [PATCH] ARM: at91: debug: fix non MMU debug | Date | Wed, 4 Mar 2015 15:41:27 +0100 |
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Linux may be used without MMU on atmel SoCs, fix debug in this configuration.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> --- arch/arm/include/debug/at91.S | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
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 */ -- 2.1.0
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