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rk3368: add dvfs config

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Signed-off-by: Xiao Feng <xf@rock-chips.com>
This commit is contained in:
Xiao Feng
2015-01-14 16:06:32 +08:00
committed by Huang, Tao
parent aea5994025
commit 869050fb9c
3 changed files with 19 additions and 89 deletions
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4
arch/arm/mach-rockchip/dvfs.c
View File

@@ -2188,6 +2188,10 @@ int of_dvfs_init(void)
return 0;
}
#ifdef CONFIG_ARM64
arch_initcall_sync(of_dvfs_init);
#endif
/*********************************************************************************/
/**
* dump_dbg_map() : Draw all informations of dvfs while debug

49
arch/arm64/boot/dts/rk3368-tb_8846.dts
View File

@@ -650,55 +650,6 @@
status = "okay";
};
&clk_core_dvfs_table {
operating-points = <
/* KHz uV */
126000 900000
216000 900000
312000 900000
408000 900000
600000 900000
696000 950000
816000 1000000
1008000 1050000
1200000 1100000
1416000 1200000
1512000 1300000
1608000 1350000
// 1704000 1350000
// 1800000 1400000
>;
support-pvtm = <1>;
pvtm-operating-points = <
/* KHz uV margin(uV)*/
126000 900000 25000
216000 900000 25000
312000 900000 25000
408000 900000 25000
600000 900000 25000
696000 950000 25000
816000 1000000 25000
1008000 1050000 25000
1200000 1100000 25000
1416000 1200000 25000
1512000 1300000 25000
1608000 1350000 25000
>;
status="okay";
};
&clk_gpu_dvfs_table {
operating-points = <
/* KHz uV */
100000 900000
200000 900000
300000 950000
420000 1050000
500000 1150000
>;
status="okay";
};
&clk_ddr_dvfs_table {
operating-points = <
/* KHz uV */

55
arch/arm64/boot/dts/rk3368.dtsi
View File

@@ -879,35 +879,25 @@
regulator_name = "vdd_arm";
suspend_volt = <1000>; //mV
pd_core {
clk_core_dvfs_table: clk_core {
clk_core_b_dvfs_table: clk_core_b {
operating-points = <
/* KHz uV */
312000 1100000
504000 1100000
816000 1100000
1008000 1100000
>;
channel = <0>;
temp-limit-enable = <0>;
target-temp = <80>;
normal-temp-limit = <
/*delta-temp delta-freq*/
3 96000
6 144000
9 192000
15 384000
>;
performance-temp-limit = <
/*temp freq*/
100 816000
312000 1200000
504000 1200000
816000 1200000
1008000 1200000
>;
status = "okay";
};
clk_core_l_dvfs_table: clk_core_l {
operating-points = <
/* KHz uV */
312000 1200000
504000 1200000
816000 1200000
1008000 1200000
>;
status = "okay";
regu-mode-table = <
/*freq mode*/
1008000 4
0 3
>;
regu-mode-en = <0>;
};
};
};
@@ -928,21 +918,6 @@
};
};
pd_vio {
aclk_vio1_dvfs_table: aclk_vio1 {
operating-points = <
/* KHz uV */
100000 1100000
500000 1100000
>;
status = "okay";
};
};
};
vd_gpu: vd_gpu {
regulator_name = "vdd_gpu";
suspend_volt = <1000>; //mV
pd_gpu {
clk_gpu_dvfs_table: clk_gpu {
operating-points = <