The clock is directly sourced from sys_clkin, and provides an external
output clock for (typically) TWL6040 chip.
Signed-off-by: NTero Kristo <t-kristo@ti.com>
Tested-by: NPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: NTony Lindgren <tony@atomide.com>