Merge branch 'depends/clockevents-cleanups' into next/boards

Bringing in as an external dependency that the renesas/clock-cleanup2 branch
relies on.

* depends/clockevents-cleanups: (52 commits)
  clocksource: sh_mtu2: Sort headers alphabetically
  clocksource: sh_mtu2: Remove FSF mail address from GPL notice
  clocksource: sh_mtu2: Rename clock to "fck" in the non-legacy case
  clocksource: sh_mtu2: Add support for multiple channels per device
  clocksource: sh_mtu2: Hardcode MTU2 clock event rating to 200
  clocksource: sh_mtu2: Set cpumask to cpu_possible_mask
  clocksource: sh_mtu2: Replace hardcoded register values with macros
  clocksource: sh_mtu2: Allocate channels dynamically
  clocksource: sh_mtu2: Replace kmalloc + memset with kzalloc
  clocksource: sh_mtu2: Add index to struct sh_mtu2_channel
  clocksource: sh_mtu2: Add memory base to sh_mtu2_channel structure
  clocksource: sh_mtu2: Constify name argument to sh_mtu2_register()
  clocksource: sh_mtu2: Split channel setup to separate function
  clocksource: sh_mtu2: Rename struct sh_mtu2_priv to sh_mtu2_device
  clocksource: sh_mtu2: Split channel fields from sh_mtu2_priv
  clocksource: sh_mtu2: Turn sh_mtu2_priv fields into local variables
  clocksource: sh_mtu2: Use request_irq() instead of setup_irq()
  clocksource: sh_tmu: Sort headers alphabetically
  clocksource: sh_tmu: Remove FSF mail address from GPL notice
  clocksource: sh_tmu: Rename clock to "fck" in the non-legacy case
  ...

Signed-off-by: Olof Johansson <olof@lixom.net>