From: Vivien Chappelier <vivien.chappelier@free.fr>
To: Linux OMAP <linux-omap-open-source@linux.omap.com>
Subject: [PATCH 3/12] Add an option to disable debug UART.
Date: Sat, 09 Jun 2007 19:22:11 +0200 [thread overview]
Message-ID: <466AE1C3.8090506@free.fr> (raw)
This patch adds an option to boot without any debug UART.
Signed-off-by: Vivien Chappelier <vivien.chappelier@free.fr>
---
arch/arm/plat-omap/Kconfig | 3 +++
include/asm-arm/arch-omap/debug-macro.S | 10 +++++++++-
include/asm-arm/arch-omap/uncompress.h | 2 +-
3 files changed, 13 insertions(+), 2 deletions(-)
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index 6facd96..a02e954 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -178,6 +178,9 @@ choice
depends on ARCH_OMAP
default OMAP_LL_DEBUG_UART1
+config OMAP_LL_DEBUG_NONE
+ bool "NONE"
+
config OMAP_LL_DEBUG_UART1
bool "UART1"
diff --git a/include/asm-arm/arch-omap/debug-macro.S
b/include/asm-arm/arch-omap/debug-macro.S
index ca4f577..4051420 100644
--- a/include/asm-arm/arch-omap/debug-macro.S
+++ b/include/asm-arm/arch-omap/debug-macro.S
@@ -38,6 +38,13 @@
#endif
.endm
+#ifdef CONFIG_OMAP_LL_DEBUG_NONE
+ .macro senduart,rd,rx
+ .endm
+
+ .macro busyuart,rd,rx
+ .endm
+#else
.macro senduart,rd,rx
strb \rd, [\rx]
.endm
@@ -53,6 +60,7 @@
bne 1001b
1002:
.endm
-
+#endif
+
.macro waituart,rd,rx
.endm
diff --git a/include/asm-arm/arch-omap/uncompress.h
b/include/asm-arm/arch-omap/uncompress.h
index aca0adf..409af7e 100644
--- a/include/asm-arm/arch-omap/uncompress.h
+++ b/include/asm-arm/arch-omap/uncompress.h
@@ -34,7 +34,7 @@ static void putc(int c)
volatile u8 * uart = 0;
int shift = 2;
-#ifdef CONFIG_MACH_OMAP_PALMTE
+#if defined(CONFIG_MACH_OMAP_PALMTE) || defined(CONFIG_MACH_TYPHOON)
return;
#endif
--
1.5.1.3
next reply other threads:[~2007-06-09 17:22 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-09 17:22 Vivien Chappelier [this message]
2007-06-12 13:21 ` [PATCH 3/12] Add an option to disable debug UART Tony Lindgren
2007-06-12 13:36 ` Tony Lindgren
2007-06-12 21:42 ` Vivien Chappelier
-- strict thread matches above, loose matches on Subject: below --
2007-06-09 18:39 Vivien Chappelier
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