rk3026: cpufreq: support thermal throttle

also bump version to 2.2

diff --git a/arch/arm/mach-rk3188/cpufreq.c b/arch/arm/mach-rk3188/cpufreq.c
index a25fcb7bca0a6f8fa728a0f3b93fa54dafd56c43..73f0f1a911d33a626a2c9e5149cf4a1b2290dc84 100644 (file)
--- a/arch/arm/mach-rk3188/cpufreq.c
+++ b/arch/arm/mach-rk3188/cpufreq.c
@@ -38,7 +38,7 @@
 #include <mach/ddr.h>
 #include <mach/dvfs.h>
 
-#define VERSION "2.1"
+#define VERSION "2.2"
 
 #ifdef DEBUG
 #define FREQ_DBG(fmt, args...) pr_debug(fmt, ## args)
@@ -156,6 +156,34 @@ static struct cpufreq_frequency_table temp_limits_cpu_perf[] = {
 static struct cpufreq_frequency_table temp_limits_gpu_perf[] = {
        {.frequency = 1008 * 1000, .index = 0},
 };
+#elif defined(CONFIG_ARCH_RK3026)
+static struct cpufreq_frequency_table temp_limits[2][1] = {
+       {       // 1 CPU busy
+               {.frequency =          -1, .index = 0},
+       }, {    // 2 CPUs busy
+               {.frequency =  816 * 1000, .index = 0},
+       }
+};
+
+static struct cpufreq_frequency_table temp_limits_cpu_perf[] = {
+       {.frequency = 1008 * 1000, .index = 0},
+};
+
+static struct cpufreq_frequency_table temp_limits_gpu_perf[] = {
+       {.frequency = 1008 * 1000, .index = 0},
+};
+
+static struct cpufreq_frequency_table temp_limits_3028a[2][1] = {
+       {       // 1 CPU busy
+               {.frequency =          -1, .index = 0},
+       }, {    // 2 CPUs busy
+               {.frequency = 1008 * 1000, .index = 0},
+       }
+};
+
+static struct cpufreq_frequency_table temp_limits_cpu_perf_3028a[] = {
+       {.frequency = 1200 * 1000, .index = 0},
+};
 #else /* 3188/3168 etc */
 static struct cpufreq_frequency_table temp_limits[4][4] = {
        {       // 1 CPU busy
@@ -331,6 +359,13 @@ static void rk3188_cpufreq_temp_limit_init(struct cpufreq_policy *policy)
        unsigned int i;
        struct cpufreq_frequency_table *table;
 
+#if defined(CONFIG_ARCH_RK3026)
+       if (soc_is_rk3028a()) {
+               memcpy(temp_limits, temp_limits_3028a, sizeof(temp_limits));
+               memcpy(temp_limits_cpu_perf, temp_limits_cpu_perf_3028a, sizeof(temp_limits_cpu_perf));
+       }
+#endif
+
        table = temp_limits[0];
        for (i = 0; i < sizeof(temp_limits) / sizeof(struct cpufreq_frequency_table); i++) {
                table[i].frequency = get_freq_from_table(table[i].frequency);