Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/upstream-linus

Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/upstream-linus

* 'upstream' of git://git.linux-mips.org/pub/scm/upstream-linus: (26 commits)
  MIPS: Alchemy: Fix reset for MTX-1 and XXS1500
  MIPS: MTX-1: Make au1000_eth probe all PHY addresses
  MIPS: Jz4740: Add HAVE_CLK
  MIPS: Move idle task creation to work queue
  MIPS, Perf-events: Use unsigned delta for right shift in event update
  MIPS, Perf-events: Work with the new callchain interface
  MIPS, Perf-events: Fix event check in validate_event()
  MIPS, Perf-events: Work with the new PMU interface
  MIPS, Perf-events: Work with irq_work
  MIPS: Fix always CONFIG_LOONGSON_UART_BASE=y
  MIPS: Loongson: Fix potentially wrong string handling
  MIPS: Fix GCC-4.6 'set but not used' warning in arch/mips/mm/init.c
  MIPS: Fix GCC-4.6 'set but not used' warning in ieee754int.h
  MIPS: Remove unused code from arch/mips/kernel/syscall.c
  MIPS: Fix GCC-4.6 'set but not used' warning in signal*.c
  MIPS: MSP: Fix MSP71xx bpci interrupt handler return value
  MIPS: Select R4K timer lib for all MSP platforms
  MIPS: Loongson: Remove ad-hoc cmdline default
  MIPS: Clear the correct flag in sysmips(MIPS_FIXADE, ...).
  MIPS: Add an unreachable return statement to satisfy buggy GCCs.
  ...