[mvebu/3.18]: refresh kernel config, add cpuidle and cpufreq support

Signed-off-by: Imre Kaloz <kaloz@openwrt.org>



git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43855 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 44 insertions, 0 deletions

diff --git a/target/linux/mvebu/patches-3.18/150-use_the_cpufreq-dt_platform_data_for_independent_clocks.patch b/target/linux/mvebu/patches-3.18/150-use_the_cpufreq-dt_platform_data_for_independent_clocks.patch
new file mode 100644
index 0000000000..c338aeffcf
--- /dev/null
+++ b/target/linux/mvebu/patches-3.18/150-use_the_cpufreq-dt_platform_data_for_independent_clocks.patch
@@ -0,0 +1,44 @@
+From 842f7d2c4d392c0571cf72e3eaca26742bebbd1e Mon Sep 17 00:00:00 2001
+From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+Date: Tue, 2 Dec 2014 17:48:02 +0100
+Subject: ARM: mvebu: use the cpufreq-dt platform_data for independent clocks
+
+This commit adjusts the registration of the cpufreq-dt driver in the
+mvebu platform to indicate to the cpufreq driver that the platform has
+independent clocks for each CPU.
+
+Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+Acked-by: Jason Cooper <jason@lakedaemon.net>
+Signed-off-by: Arnd Bergmann <arnd@arndb.de>
+
+--- a/arch/arm/mach-mvebu/pmsu.c
++++ b/arch/arm/mach-mvebu/pmsu.c
+@@ -20,6 +20,7 @@
+ 
+ #include <linux/clk.h>
+ #include <linux/cpu_pm.h>
++#include <linux/cpufreq-dt.h>
+ #include <linux/delay.h>
+ #include <linux/init.h>
+ #include <linux/io.h>
+@@ -572,6 +573,10 @@ int mvebu_pmsu_dfs_request(int cpu)
+ 	return 0;
+ }
+ 
++struct cpufreq_dt_platform_data cpufreq_dt_pd = {
++	.independent_clocks = true,
++};
++
+ static int __init armada_xp_pmsu_cpufreq_init(void)
+ {
+ 	struct device_node *np;
+@@ -644,7 +649,8 @@ static int __init armada_xp_pmsu_cpufreq
+ 		}
+ 	}
+ 
+-	platform_device_register_simple("cpufreq-dt", -1, NULL, 0);
++	platform_device_register_data(NULL, "cpufreq-dt", -1,
++				      &cpufreq_dt_pd, sizeof(cpufreq_dt_pd));
+ 	return 0;
+ }
+