[RFC PATCH v2 4/6] PM / devfreq: event: support rockchip dfi controller

2016-06-22 Thread Tomeu Vizoso
On 6 June 2016 at 12:13, Lin Huang wrote: > on rk3399 platform, there is dfi conroller can monitor > ddr load, base on this result, we can do ddr freqency > scaling. Hi Lin, isn't the DDRMON in this SoC capable of raising interrupts when the programmed utilization thresholds have been

[RFC PATCH v2 4/6] PM / devfreq: event: support rockchip dfi controller

2016-06-06 Thread Lin Huang
on rk3399 platform, there is dfi conroller can monitor ddr load, base on this result, we can do ddr freqency scaling. Signed-off-by: Lin Huang Acked-by: Chanwoo Choi --- Changes in v2: - use clk_disable_unprepare and clk_enable_prepare - remove clk_enable_prepare in probe - remove