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authorSrinivas Kandagatla <srinivas.kandagatla@st.com>2013-06-25 12:15:32 +0100
committerOlof Johansson <olof@lixom.net>2013-06-25 13:27:02 -0700
commit5026aecf9bd51a95bcacdfac150f2204aafdc8c2 (patch)
treea56ca28d1c4c6bae4e2747137bef219849057b86 /arch/arm/Kconfig.debug
parent15969b457734feb46cc813745b039cf4ae9089ff (diff)
downloadlinux-5026aecf9bd51a95bcacdfac150f2204aafdc8c2.tar.gz
ARM: sti: Add DEBUG_LL console support
This patch adds low level debug uart support to sti based SOCs. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@st.com> CC: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/Kconfig.debug')
-rw-r--r--arch/arm/Kconfig.debug35
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 1d41908d5cd..311f6f36517 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -483,6 +483,16 @@ choice
This option selects UART0 on VIA/Wondermedia System-on-a-chip
devices, including VT8500, WM8505, WM8650 and WM8850.
+ config DEBUG_STI_UART
+ depends on ARCH_STI
+ bool "Use StiH415/416 ASC for low-level debug"
+ help
+ Say Y here if you want kernel low-level debugging support
+ on StiH415/416 based platforms like B2000, B2020.
+ It support UART2 and SBC_UART1.
+
+ If unsure, say N.
+
config DEBUG_LL_UART_NONE
bool "No low-level debugging UART"
depends on !ARCH_MULTIPLATFORM
@@ -617,6 +627,30 @@ choice
endchoice
+choice
+ prompt "Low-level debug console UART"
+ depends on DEBUG_LL && DEBUG_STI_UART
+
+ config STIH41X_DEBUG_ASC2
+ bool "ASC2 UART"
+ help
+ Say Y here if you want kernel low-level debugging support
+ on STiH415/416 based platforms like b2000, which has
+ default UART wired up to ASC2.
+
+ If unsure, say N.
+
+ config STIH41X_DEBUG_SBC_ASC1
+ bool "SBC ASC1 UART"
+ help
+ Say Y here if you want kernel low-level debugging support
+ on STiH415/416 based platforms like b2020. which has
+ default UART wired up to SBC ASC1.
+
+ If unsure, say N.
+
+endchoice
+
config DEBUG_LL_INCLUDE
string
default "debug/bcm2835.S" if DEBUG_BCM2835
@@ -641,6 +675,7 @@ config DEBUG_LL_INCLUDE
DEBUG_MMP_UART3
default "debug/sirf.S" if DEBUG_SIRFPRIMA2_UART1 || DEBUG_SIRFMARCO_UART1
default "debug/socfpga.S" if DEBUG_SOCFPGA_UART
+ default "debug/sti.S" if DEBUG_STI_UART
default "debug/sunxi.S" if DEBUG_SUNXI_UART0 || DEBUG_SUNXI_UART1
default "debug/tegra.S" if DEBUG_TEGRA_UART
default "debug/ux500.S" if DEBUG_UX500_UART