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authorDaniel Walker <dwalker@codeaurora.org>2010-10-27 13:04:58 -0700
committerDaniel Walker <dwalker@codeaurora.org>2010-10-29 15:56:16 -0700
commit06125ff051d535eaa993d83db66ab893248861af (patch)
treedbeca335816d398e81983976b8e3a1b552f149a8 /arch/arm/mach-msm
parentbcd72c3e0aff4b68d648d37ece423f2ccaf95337 (diff)
msm: fix compile failure when no debug uart is selected
If the board has a debug uart the user is given a choice of which uart to use. The user can also select NONE, which means not to use one. In most of our header files when NONE is selected nothing is defined for MSM_DEBUG_UART_PHYS or MSM_DEBUG_UART_BASE. This causes a compile failure in debug-macro.S which expect something to be defined there. Example of the failure, arch/arm/kernel/built-in.o: In function `hexbuf': linux-2.6/arch/arm/kernel/debug.S:186: undefined reference to `MSM_DEBUG_UART_PHYS' linux-2.6/arch/arm/kernel/debug.S:186: undefined reference to `MSM_DEBUG_UART_BASE' This fixes the compile failure by adding an ifdef to debug-macro.S that removes all the debug uart code in the case of NONE. Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
Diffstat (limited to 'arch/arm/mach-msm')
-rw-r--r--arch/arm/mach-msm/include/mach/debug-macro.S2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mach-msm/include/mach/debug-macro.S b/arch/arm/mach-msm/include/mach/debug-macro.S
index f792e01d2c8..646b99ebc77 100644
--- a/arch/arm/mach-msm/include/mach/debug-macro.S
+++ b/arch/arm/mach-msm/include/mach/debug-macro.S
@@ -19,7 +19,7 @@
#include <mach/hardware.h>
#include <mach/msm_iomap.h>
-#ifdef CONFIG_HAS_MSM_DEBUG_UART_PHYS
+#if defined(CONFIG_HAS_MSM_DEBUG_UART_PHYS) && !defined(CONFIG_MSM_DEBUG_UART_NONE)
.macro addruart, rp, rv
ldr \rp, =MSM_DEBUG_UART_PHYS
ldr \rv, =MSM_DEBUG_UART_BASE