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authorOlof Johansson <olof@lixom.net>2015-01-14 16:42:15 -0800
committerOlof Johansson <olof@lixom.net>2015-01-14 16:42:15 -0800
commit73298072885318557841a29dc0b99b5f0b4e2316 (patch)
tree0acfb38b09a199d62baff8c40d1ac5fa8ab41f63 /arch/arm/Kconfig.debug
parente6c077707fa5b79a20accb2e541bd1d076fd2576 (diff)
parentc6574542149dede8093e326d2c358ba447e30f33 (diff)
Merge tag 'mvebu-soc-3.20' of git://git.infradead.org/linux-mvebu into next/soc
Merge "mvebu: SoC for 3.20" from Andrew Lunn: mvebu SoC changes for v3.20 (part #1) - Update the SoC ID and revision definitions - Add UART1 as DEBUG_LL possible target - Rename DEBUG_LL to indicate UART index * tag 'mvebu-soc-3.20' of git://git.infradead.org/linux-mvebu: ARM: mvebu: Update the SoC ID and revision definitions ARM: mvebu: Add UART1 as DEBUG_LL possible target ARM: mvebu: Rename DEBUG_LL to indicate UART index 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, 26 insertions, 9 deletions
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 5ddd4906f7a7..7bd1bbccc43c 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -455,13 +455,13 @@ choice
Please adjust DEBUG_UART_PHYS and DEBUG_UART_BASE configuration
options based on your needs.
- config DEBUG_MVEBU_UART
- bool "Kernel low-level debugging messages via MVEBU UART (old bootloaders)"
+ config DEBUG_MVEBU_UART0
+ bool "Kernel low-level debugging messages via MVEBU UART0 (old bootloaders)"
depends on ARCH_MVEBU
select DEBUG_UART_8250
help
Say Y here if you want kernel low-level debugging support
- on MVEBU based platforms.
+ on MVEBU based platforms on UART0.
This option should be used with the old bootloaders
that left the internal registers mapped at
@@ -474,13 +474,28 @@ choice
when u-boot hands over to the kernel, the system
silently crashes, with no serial output at all.
- config DEBUG_MVEBU_UART_ALTERNATE
- bool "Kernel low-level debugging messages via MVEBU UART (new bootloaders)"
+ config DEBUG_MVEBU_UART0_ALTERNATE
+ bool "Kernel low-level debugging messages via MVEBU UART0 (new bootloaders)"
depends on ARCH_MVEBU
select DEBUG_UART_8250
help
Say Y here if you want kernel low-level debugging support
- on MVEBU based platforms.
+ on MVEBU based platforms on UART0.
+
+ This option should be used with the new bootloaders
+ that remap the internal registers at 0xf1000000.
+
+ If the wrong DEBUG_MVEBU_UART* option is selected,
+ when u-boot hands over to the kernel, the system
+ silently crashes, with no serial output at all.
+
+ config DEBUG_MVEBU_UART1_ALTERNATE
+ bool "Kernel low-level debugging messages via MVEBU UART1 (new bootloaders)"
+ depends on ARCH_MVEBU
+ select DEBUG_UART_8250
+ help
+ Say Y here if you want kernel low-level debugging support
+ on MVEBU based platforms on UART1.
This option should be used with the new bootloaders
that remap the internal registers at 0xf1000000.
@@ -1282,7 +1297,7 @@ config DEBUG_UART_PHYS
default 0xc8000000 if ARCH_IXP4XX && !CPU_BIG_ENDIAN
default 0xc8000003 if ARCH_IXP4XX && CPU_BIG_ENDIAN
default 0xd0000000 if ARCH_SPEAR3XX || ARCH_SPEAR6XX
- default 0xd0012000 if DEBUG_MVEBU_UART
+ default 0xd0012000 if DEBUG_MVEBU_UART0
default 0xc81004c0 if DEBUG_MESON_UARTAO
default 0xd4017000 if DEBUG_MMP_UART2
default 0xd4018000 if DEBUG_MMP_UART3
@@ -1296,7 +1311,8 @@ config DEBUG_UART_PHYS
default 0xe8008000 if DEBUG_R7S72100_SCIF2
default 0xf0000be0 if ARCH_EBSA110
default 0xf040ab00 if DEBUG_BRCMSTB_UART
- default 0xf1012000 if DEBUG_MVEBU_UART_ALTERNATE
+ default 0xf1012000 if DEBUG_MVEBU_UART0_ALTERNATE
+ default 0xf1012100 if DEBUG_MVEBU_UART1_ALTERNATE
default 0xf1012000 if ARCH_DOVE || ARCH_MV78XX0 || \
ARCH_ORION5X
default 0xf7fc9000 if DEBUG_BERLIN_UART
@@ -1377,7 +1393,8 @@ config DEBUG_UART_VIRT
default 0xfeb30c00 if DEBUG_KEYSTONE_UART0
default 0xfeb31000 if DEBUG_KEYSTONE_UART1
default 0xfec02000 if DEBUG_SOCFPGA_UART
- default 0xfec12000 if DEBUG_MVEBU_UART || DEBUG_MVEBU_UART_ALTERNATE
+ default 0xfec12000 if DEBUG_MVEBU_UART0 || DEBUG_MVEBU_UART0_ALTERNATE
+ default 0xfec12100 if DEBUG_MVEBU_UART1_ALTERNATE
default 0xfec20000 if DEBUG_DAVINCI_DMx_UART0
default 0xfec90000 if DEBUG_RK32_UART2
default 0xfed0c000 if DEBUG_DAVINCI_DA8XX_UART1