[PATCH] clk: mediatek: correct the clocks for MT2701 HDMI PHY module

[Stephen Boyd]

Quoting Ryder Lee (2018-04-15 19:31:58)
> The hdmitx_dig_cts clock signal is not a child of clk26m,
> and the actual output of the PLL block is derived from
> the tvdpll via a configurable PLL post-divider.
> 
> It is used as the PLL reference input to the HDMI PHY module.
> 
> Signed-off-by: Chunhui Dai <chunhui.dai at mediatek.com>
> Signed-off-by: Ryder Lee <ryder.lee at mediatek.com>

Any sort of Fixes: tag here?