target/linux/mvebu/patches-3.18/150-use_the_cpufreq-dt_platform_data_for_independent_clocks.patch

   1 From 842f7d2c4d392c0571cf72e3eaca26742bebbd1e Mon Sep 17 00:00:00 2001
   2 From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
   3 Date: Tue, 2 Dec 2014 17:48:02 +0100
   4 Subject: ARM: mvebu: use the cpufreq-dt platform_data for independent clocks
   5
   6 This commit adjusts the registration of the cpufreq-dt driver in the
   7 mvebu platform to indicate to the cpufreq driver that the platform has
   8 independent clocks for each CPU.
   9
  10 Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
  11 Acked-by: Jason Cooper <jason@lakedaemon.net>
  12 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
  13
  14 --- a/arch/arm/mach-mvebu/pmsu.c
  15 +++ b/arch/arm/mach-mvebu/pmsu.c
  16 @@ -20,6 +20,7 @@
  17
  18  #include <linux/clk.h>
  19  #include <linux/cpu_pm.h>
  20 +#include <linux/cpufreq-dt.h>
  21  #include <linux/delay.h>
  22  #include <linux/init.h>
  23  #include <linux/io.h>
  24 @@ -586,6 +587,10 @@ int mvebu_pmsu_dfs_request(int cpu)
  25         return 0;
  26  }
  27
  28 +struct cpufreq_dt_platform_data cpufreq_dt_pd = {
  29 +       .independent_clocks = true,
  30 +};
  31 +
  32  static int __init armada_xp_pmsu_cpufreq_init(void)
  33  {
  34         struct device_node *np;
  35 @@ -658,7 +663,8 @@ static int __init armada_xp_pmsu_cpufreq
  36                 }
  37         }
  38
  39 -       platform_device_register_simple("cpufreq-dt", -1, NULL, 0);
  40 +       platform_device_register_data(NULL, "cpufreq-dt", -1,
  41 +                                     &cpufreq_dt_pd, sizeof(cpufreq_dt_pd));
  42         return 0;
  43  }
  44