@@ -699,6 +699,14 @@ choice
their output to UART 2. The port must have been initialised
by the boot-loader before use.
+ config DEBUG_SA1100
+ depends on ARCH_SA1100
+ bool "Use SA1100 UARTs for low-level debug"
+ help
+ Say Y here if you want kernel low-level debugging support
+ on SA-11x0 UART ports. The kernel will check for the first
+ enabled UART in a sequence 3-1-2.
+
config DEBUG_SOCFPGA_UART
depends on ARCH_SOCFPGA
bool "Use SOCFPGA UART for low-level debug"
@@ -1009,6 +1017,7 @@ config DEBUG_STI_UART
config DEBUG_LL_INCLUDE
string
+ default "debug/sa1100.S" if DEBUG_SA1100
default "debug/8250.S" if DEBUG_LL_UART_8250 || DEBUG_UART_8250
default "debug/clps711x.S" if DEBUG_CLPS711X_UART1 || DEBUG_CLPS711X_UART2
default "debug/pl01x.S" if DEBUG_LL_UART_PL01X || DEBUG_UART_PL01X
similarity index 83%
rename from arch/arm/mach-sa1100/include/mach/debug-macro.S
rename to arch/arm/include/debug/sa1100.S
@@ -1,4 +1,4 @@
-/* arch/arm/mach-sa1100/include/mach/debug-macro.S
+/* arch/arm/include/debug/sa1100.S
*
* Debugging macro include header
*
@@ -10,7 +10,13 @@
* published by the Free Software Foundation.
*
*/
-#include <mach/hardware.h>
+
+#define UTCR3 0x0c
+#define UTDR 0x14
+#define UTSR1 0x20
+#define UTCR3_TXE 0x00000002 /* Transmit Enable */
+#define UTSR1_TBY 0x00000001 /* Transmitter BusY (read) */
+#define UTSR1_TNF 0x00000004 /* Transmit FIFO Not Full (read) */
.macro addruart, rp, rv, tmp
mrc p15, 0, \rp, c1, c0
StrongARM debug-macro.S is quite standalone thing, depending only on register mappings. Move it to proper place and add Kconfig entry. Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> --- [Changes since V1: moved to the correct place in Kconfig.debug] arch/arm/Kconfig.debug | 9 +++++++++ .../include/mach/debug-macro.S => include/debug/sa1100.S} | 10 ++++++++-- 2 files changed, 17 insertions(+), 2 deletions(-) rename arch/arm/{mach-sa1100/include/mach/debug-macro.S => include/debug/sa1100.S} (83%)