tty: serial: 8250_mtk: Add support for second clock

[Sascha Hauer]

The following changes since commit 39a8804455fb23f09157341d3ba7db6d7ae6ee76:

  Linux 4.0 (2015-04-12 15:12:50 -0700)

are available in the git repository at:

  git://git.pengutronix.de/git/sha/linux-2.6.git tags/v4.0-mtk-uart-clk

for you to fetch changes up to 91bb93e93bf0916f9ebf571e8ab7cb671322ebc8:

  tty: serial: 8250_mtk: Add support for bus clock (2015-04-23 10:36:04 +0200)

----------------------------------------------------------------
This series adds support for the second clock on the Mediatek UART.
This is necessary for SoCs needing a bus clock to be enabled before
the UART can be accessed.

----------------------------------------------------------------
Sascha Hauer (4):
      tty: serial: 8250_mtk: Use devm_clk_get
      tty: serial: 8250_mtk: remove unnecessary test
      tty: serial: 8250_mtk: use pm_runtime callbacks for enabling
      tty: serial: 8250_mtk: Add support for bus clock

 .../devicetree/bindings/serial/mtk-uart.txt        |  9 ++-
 drivers/tty/serial/8250/8250_mtk.c                 | 92 ++++++++++++----------
 2 files changed, 57 insertions(+), 44 deletions(-)
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