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Commit 5a5a6451 authored Mar 04, 2015 by Alexandre Belloni Committed by Nicolas Ferre Mar 05, 2015

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>

parent 2141102e

arch/arm/include/debug/at91.S

+4 −1

Original line number	Diff line number	Diff line
		@@ -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 */