cpufreq: kirkwood: Add a cpufreq driver for Marvell Kirkwood SoCs

The Marvell Kirkwood SoCs have simple cpufreq support in hardware. The
CPU can either use the a high speed cpu clock, or the slower DDR
clock. Add a driver to swap between these two clock sources.

Signed-off-by: Andrew Lunn <[email protected]>
Acked-by: Jason Cooper <[email protected]>
Acked-by: Viresh Kumar <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>
This commit is contained in:
Andrew Lunn 2013-02-05 22:52:51 +01:00 • committed by Rafael J. Wysocki
commit 2a4bd9f0db
5 changed files with 294 additions and 0 deletions

View file

@ -193,6 +193,7 @@ static const struct mvebu_soc_descr __initconst kirkwood_gating_descr[] = {
{ "runit", NULL, 7 },
{ "xor0", NULL, 8 },
{ "audio", NULL, 9 },
{ "powersave", "cpuclk", 11 },
{ "sata0", NULL, 14 },
{ "sata1", NULL, 15 },
{ "xor1", NULL, 16 },