[PATCH] ARM: OMAP2+: clock: fix clkoutx2 with CLK_SET_RATE_PARENT

[Paul Walmsley]

On Thu, 30 Jan 2014, Tomi Valkeinen wrote:

> If CLK_SET_RATE_PARENT is set for a clkoutx2 clock, calling
> clk_set_rate() on the clock "skips" the x2 multiplier as there are no
> set_rate and round_rate functions defined for the clkoutx2.
> 
> This results in getting double the requested clock rates, breaking the
> display on omap3430 based devices. This got broken when
> d0f58bd3bba3877fb1af4664c4e33273d36f00e4 and related patches were merged
> for v3.14, as omapdss driver now relies more on the clk-framework and
> CLK_SET_RATE_PARENT.
> 
> This patch implements set_rate and round_rate for clkoutx2.
> 
> Tested on OMAP3430, OMAP3630, OMAP4460.
> 
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen at ti.com>

Thanks, queued for v3.14-rc with Tero's ack.


- Paul