Merge branch 'devel-stable' into for-linus
authorRussell King <rmk+kernel@arm.linux.org.uk>
Tue, 27 Mar 2012 10:30:31 +0000 (11:30 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Tue, 27 Mar 2012 10:30:31 +0000 (11:30 +0100)
Conflicts:
arch/arm/Kconfig.debug
arch/arm/plat-versatile/Kconfig
Merge fixes:
arch/arm/mach-integrator/Kconfig
drivers/clocksource/Kconfig

1  2 
arch/arm/Kconfig
arch/arm/Kconfig.debug
arch/arm/include/asm/system.h
arch/arm/kernel/Makefile
arch/arm/kernel/process.c
arch/arm/mach-integrator/core.c
arch/arm/mach-integrator/integrator_cp.c
arch/arm/plat-versatile/Kconfig
drivers/clocksource/Kconfig

Simple merge
index 755d9fbe323851b752a7a7e5c6a93cf7f5e1c313,03646c4c13d18becdccfcbf3897a25fa53e3a31e..f279ba9acfd584d1016eafce0b814fc6038f4a1f
@@@ -255,59 -273,25 +273,41 @@@ choic
                  The uncompressor code port configuration is now handled
                  by CONFIG_S3C_LOWLEVEL_UART_PORT.
  
-       config DEBUG_REALVIEW_STD_PORT
-               bool "RealView Default UART"
-               depends on ARCH_REALVIEW
-               help
-                 Say Y here if you want the debug print routines to direct
-                 their output to the serial port on RealView EB, PB11MP, PBA8
-                 and PBX platforms.
-       config DEBUG_REALVIEW_PB1176_PORT
-               bool "RealView PB1176 UART"
-               depends on MACH_REALVIEW_PB1176
+       config DEBUG_LL_UART_NONE
+               bool "No low-level debugging UART"
                help
-                 Say Y here if you want the debug print routines to direct
-                 their output to the standard serial port on the RealView
-                 PB1176 platform.
+                 Say Y here if your platform doesn't provide a UART option
+                 below. This relies on your platform choosing the right UART
+                 definition internally in order for low-level debugging to
+                 work.
  
-       config DEBUG_MSM_UART1
-               bool "Kernel low-level debugging messages via MSM UART1"
-               depends on ARCH_MSM7X00A || ARCH_MSM7X30 || ARCH_QSD8X50
+       config DEBUG_ICEDCC
+               bool "Kernel low-level debugging via EmbeddedICE DCC channel"
                help
                  Say Y here if you want the debug print routines to direct
-                 their output to the first serial port on MSM devices.
+                 their output to the EmbeddedICE macrocell's DCC channel using
+                 co-processor 14. This is known to work on the ARM9 style ICE
+                 channel and on the XScale with the PEEDI.
  
-       config DEBUG_MSM_UART2
-               bool "Kernel low-level debugging messages via MSM UART2"
-               depends on ARCH_MSM7X00A || ARCH_MSM7X30 || ARCH_QSD8X50
-               help
-                 Say Y here if you want the debug print routines to direct
-                 their output to the second serial port on MSM devices.
+                 Note that the system will appear to hang during boot if there
+                 is nothing connected to read from the DCC.
  
-       config DEBUG_MSM_UART3
-               bool "Kernel low-level debugging messages via MSM UART3"
-               depends on ARCH_MSM7X00A || ARCH_MSM7X30 || ARCH_QSD8X50
++      config DEBUG_SEMIHOSTING
++              bool "Kernel low-level debug output via semihosting I"
 +              help
-                 Say Y here if you want the debug print routines to direct
-                 their output to the third serial port on MSM devices.
++                Semihosting enables code running on an ARM target to use
++                the I/O facilities on a host debugger/emulator through a
++                simple SVC calls. The host debugger or emulator must have
++                semihosting enabled for the special svc call to be trapped
++                otherwise the kernel will crash.
 +
-       config DEBUG_MSM8660_UART
-               bool "Kernel low-level debugging messages via MSM 8660 UART"
-               depends on ARCH_MSM8X60
-               select MSM_HAS_DEBUG_UART_HS
-               help
-                 Say Y here if you want the debug print routines to direct
-                 their output to the serial port on MSM 8660 devices.
++                This is known to work with OpenOCD, as wellas
++                ARM's Fast Models, or any other controlling environment
++                that implements semihosting.
 +
-       config DEBUG_MSM8960_UART
-               bool "Kernel low-level debugging messages via MSM 8960 UART"
-               depends on ARCH_MSM8960
-               select MSM_HAS_DEBUG_UART_HS
-               help
-                 Say Y here if you want the debug print routines to direct
-                 their output to the serial port on MSM 8960 devices.
++                For more details about semihosting, please see
++                chapter 8 of DUI0203I_rvct_developer_guide.pdf from ARM Ltd.
 +
  endchoice
  
  config EARLY_PRINTK
Simple merge
Simple merge
Simple merge
Simple merge
index aa63f38f28486e56a237f6b529feda3866f9a090,c6f4b9625e7191ee51d6a45048a78cc130ca3771..043f7b02a9e709b239d81d2715ab0258748986d3
@@@ -11,7 -11,6 +11,6 @@@ config PLAT_VERSATILE_LED
        depends on ARCH_REALVIEW || ARCH_VERSATILE
  
  config PLAT_VERSATILE_SCHED_CLOCK
 -      def_bool y if !ARCH_INTEGRATOR_AP
 +      def_bool y
-       select HAVE_SCHED_CLOCK
  
  endif
index 999d6a03e43689c4d82a14f80034aed452c95f38,999d6a03e43689c4d82a14f80034aed452c95f38..5138927a416c99acdf13deed3e6d717a616a5af8
@@@ -26,7 -26,7 +26,6 @@@ config CLKSRC_DBX500_PRCM
  config CLKSRC_DBX500_PRCMU_SCHED_CLOCK
        bool "Clocksource PRCMU Timer sched_clock"
        depends on (CLKSRC_DBX500_PRCMU && !NOMADIK_MTU_SCHED_CLOCK)
--      select HAVE_SCHED_CLOCK
        default y
        help
          Use the always on PRCMU Timer as sched_clock