---

yaml --- r: 191768 b: refs/heads/master c: 39a982b h: refs/heads/master v: v3
git-mirror · May 4, 2010 · fa9a062 · fa9a062
1 parent 795a394
commit fa9a062
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Showing 3 changed files with 18 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c9c0957286e73d01e98503f714d32180e6963757
+refs/heads/master: 39a982b4cda1b9c129094a411962348827412d50
diff --git a/trunk/arch/arm/mach-ux500/Kconfig b/trunk/arch/arm/mach-ux500/Kconfig
@@ -27,4 +27,11 @@ config MACH_U8500_MOP
 	  on early drop silicon version of 8500.
 endmenu
 
+config UX500_DEBUG_UART
+	int "Ux500 UART to use for low-level debug"
+	default 2
+	help
+	  Choose the UART on which kernel low-level debug messages should be
+	  output.
+
 endif
diff --git a/trunk/arch/arm/mach-ux500/include/mach/debug-macro.S b/trunk/arch/arm/mach-ux500/include/mach/debug-macro.S
@@ -10,11 +10,19 @@
  */
 #include <mach/hardware.h>
 
+#if CONFIG_UX500_DEBUG_UART > 2
+#error Invalid Ux500 debug UART
+#endif
+
+#define __UX500_UART(n)	UX500_UART##n##_BASE
+#define UX500_UART(n)	__UX500_UART(n)
+#define UART_BASE	UX500_UART(CONFIG_UX500_DEBUG_UART)
+
 	.macro	addruart, rx, tmp
 	mrc	p15, 0, \rx, c1, c0
 	tst	\rx, #1					@ MMU enabled?
-	ldreq	\rx, =U8500_UART2_BASE			@ no, physical address
-	ldrne	\rx, =IO_ADDRESS(U8500_UART2_BASE)	@ yes, virtual address
+	ldreq	\rx, =UART_BASE				@ no, physical address
+	ldrne	\rx, =IO_ADDRESS(UART_BASE)		@ yes, virtual address
 	.endm
 
 #include <asm/hardware/debug-pl01x.S>