static struct rk29_bl_info rk29_bl_info = {
.pwm_id = PWM_ID,
+ .min_brightness = 50,
.bl_ref = PWM_EFFECT_VALUE,
.io_init = rk29_backlight_io_init,
.io_deinit = rk29_backlight_io_deinit,
* @logic_volt : logic voltage arm requests depend on frequency
* comments : min arm/logic voltage
*/
-static struct dvfs_arm_table dvfs_cpu_logic_table[] = {
- {.frequency = 312 * 1000, .cpu_volt = 850 * 1000, .logic_volt = 1000 * 1000},
- {.frequency = 504 * 1000, .cpu_volt = 900 * 1000, .logic_volt = 1000 * 1000},
- {.frequency = 816 * 1000, .cpu_volt = 950 * 1000, .logic_volt = 1000 * 1000},
- {.frequency = 1008 * 1000, .cpu_volt = 1025 * 1000, .logic_volt = 1000 * 1000},
- {.frequency = 1200 * 1000, .cpu_volt = 1100 * 1000, .logic_volt = 1050 * 1000},
- {.frequency = 1416 * 1000, .cpu_volt = 1200 * 1000, .logic_volt = 1150 * 1000},
- {.frequency = 1608 * 1000, .cpu_volt = 1300 * 1000, .logic_volt = 1250 * 1000},
- {.frequency = CPUFREQ_TABLE_END},
+static struct cpufreq_frequency_table dvfs_arm_table[] = {
+ {.frequency = 312 * 1000, .index = 850 * 1000},
+ {.frequency = 504 * 1000, .index = 900 * 1000},
+ {.frequency = 816 * 1000, .index = 950 * 1000},
+ {.frequency = 1008 * 1000, .index = 1025 * 1000},
+ {.frequency = 1200 * 1000, .index = 1100 * 1000},
+ {.frequency = 1416 * 1000, .index = 1200 * 1000},
+ {.frequency = 1608 * 1000, .index = 1300 * 1000},
+ {.frequency = CPUFREQ_TABLE_END},
};
-static struct cpufreq_frequency_table dvfs_gpu_table[] = {
- {.frequency = 100 * 1000, .index = 900 * 1000},
- {.frequency = 200 * 1000, .index = 900 * 1000},
- {.frequency = 266 * 1000, .index = 900 * 1000},
- {.frequency = 300 * 1000, .index = 900 * 1000},
- {.frequency = 400 * 1000, .index = 950 * 1000},
- {.frequency = 600 * 1000, .index = 1100 * 1000},
- {.frequency = CPUFREQ_TABLE_END},
+static struct cpufreq_frequency_table dvfs_gpu_table[] = {
+#if defined(CONFIG_ARCH_RK3188)
+ {.frequency = 133 * 1000, .index = 975 * 1000},//the mininum rate is limited 133M for rk3188
+#elif defined(CONFIG_ARCH_RK3066B)
+ {.frequency = 100 * 1000, .index = 950 * 1000},//the minimum rate is no limit for rk3168 rk3066B
+#endif
+
+ {.frequency = 200 * 1000, .index = 975 * 1000},
+ {.frequency = 266 * 1000, .index = 1000 * 1000},
+ {.frequency = 300 * 1000, .index = 1050 * 1000},
+ {.frequency = 400 * 1000, .index = 1100 * 1000},
+ {.frequency = 600 * 1000, .index = 1200 * 1000},
+ {.frequency = CPUFREQ_TABLE_END},
};
static struct cpufreq_frequency_table dvfs_ddr_table[] = {
- {.frequency = 300 * 1000, .index = 1000 * 1000},
- {.frequency = 400 * 1000, .index = 1000 * 1000},
+// {.frequency = 200 * 1000 + DDR_FREQ_SUSPEND, .index = 950 * 1000},
+// {.frequency = 300 * 1000 + DDR_FREQ_VIDEO, .index = 1000 * 1000},
+ {.frequency = 396 * 1000 + DDR_FREQ_NORMAL, .index = 1100 * 1000},
{.frequency = CPUFREQ_TABLE_END},
};
-#define DVFS_CPU_TABLE_SIZE (ARRAY_SIZE(dvfs_cpu_logic_table))
-static struct cpufreq_frequency_table cpu_dvfs_table[DVFS_CPU_TABLE_SIZE];
-static struct cpufreq_frequency_table dep_cpu2core_table[DVFS_CPU_TABLE_SIZE];
+
+//#define DVFS_CPU_TABLE_SIZE (ARRAY_SIZE(dvfs_cpu_logic_table))
+//static struct cpufreq_frequency_table cpu_dvfs_table[DVFS_CPU_TABLE_SIZE];
+//static struct cpufreq_frequency_table dep_cpu2core_table[DVFS_CPU_TABLE_SIZE];
void __init board_clock_init(void)
{
rk30_clock_data_init(periph_pll_default, codec_pll_default, RK30_CLOCKS_DEFAULT_FLAGS);
- dvfs_set_arm_logic_volt(dvfs_cpu_logic_table, cpu_dvfs_table, dep_cpu2core_table);
+ //dvfs_set_arm_logic_volt(dvfs_cpu_logic_table, cpu_dvfs_table, dep_cpu2core_table);
+ dvfs_set_freq_volt_table(clk_get(NULL, "cpu"), dvfs_arm_table);
dvfs_set_freq_volt_table(clk_get(NULL, "gpu"), dvfs_gpu_table);
dvfs_set_freq_volt_table(clk_get(NULL, "ddr"), dvfs_ddr_table);
}