[PATCH] ppc64: SMU based macs cpufreq support

CPU freq support using 970FX powertune facility for iMac G5 and SMU
based single CPU desktop.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 8 insertions, 0 deletions

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 6ffae2d2b3fa..3ac9195dab35 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -404,6 +404,14 @@ config CPU_FREQ_PMAC
           this currently includes some models of iBook & Titanium
           PowerBook.
 
+config CPU_FREQ_PMAC64
+        bool "Support for some Apple G5s"
+        depends on CPU_FREQ && PMAC_SMU && PPC64
+        select CPU_FREQ_TABLE
+        help
+          This adds support for frequency switching on Apple iMac G5,
+          and some of the more recent desktop G5 machines as well.
+
 config PPC601_SYNC_FIX
         bool "Workarounds for PPC601 bugs"
         depends on 6xx && (PPC_PREP || PPC_PMAC)