blob: ca79a209d0990bcabefef7f3dd267007f8109d1d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
/*
* Copyright (c) 2022, MediaTek Inc. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <common/debug.h>
#include <lib/mmio.h>
#include <lib/mtk_init/mtk_init.h>
#include <mtk_dcm.h>
#include <mtk_dcm_utils.h>
static void dcm_armcore(bool mode)
{
dcm_mp_cpusys_top_bus_pll_div_dcm(mode);
dcm_mp_cpusys_top_cpu_pll_div_0_dcm(mode);
dcm_mp_cpusys_top_cpu_pll_div_1_dcm(mode);
}
static void dcm_mcusys(bool on)
{
dcm_mp_cpusys_top_adb_dcm(on);
dcm_mp_cpusys_top_apb_dcm(on);
dcm_mp_cpusys_top_cpubiu_dcm(on);
dcm_mp_cpusys_top_misc_dcm(on);
dcm_mp_cpusys_top_mp0_qdcm(on);
/* CPCCFG_REG */
dcm_cpccfg_reg_emi_wfifo(on);
dcm_mp_cpusys_top_last_cor_idle_dcm(on);
}
static void dcm_stall(bool on)
{
dcm_mp_cpusys_top_core_stall_dcm(on);
dcm_mp_cpusys_top_fcm_stall_dcm(on);
}
static bool check_dcm_state(void)
{
bool ret = true;
ret &= dcm_mp_cpusys_top_bus_pll_div_dcm_is_on();
ret &= dcm_mp_cpusys_top_cpu_pll_div_0_dcm_is_on();
ret &= dcm_mp_cpusys_top_cpu_pll_div_1_dcm_is_on();
ret &= dcm_mp_cpusys_top_adb_dcm_is_on();
ret &= dcm_mp_cpusys_top_apb_dcm_is_on();
ret &= dcm_mp_cpusys_top_cpubiu_dcm_is_on();
ret &= dcm_mp_cpusys_top_misc_dcm_is_on();
ret &= dcm_mp_cpusys_top_mp0_qdcm_is_on();
ret &= dcm_cpccfg_reg_emi_wfifo_is_on();
ret &= dcm_mp_cpusys_top_last_cor_idle_dcm_is_on();
ret &= dcm_mp_cpusys_top_core_stall_dcm_is_on();
ret &= dcm_mp_cpusys_top_fcm_stall_dcm_is_on();
return ret;
}
bool dcm_check_state(uintptr_t addr, unsigned int mask, unsigned int compare)
{
return ((mmio_read_32(addr) & mask) == compare);
}
int dcm_set_init(void)
{
int ret;
dcm_armcore(true);
dcm_mcusys(true);
dcm_stall(true);
if (check_dcm_state() == false) {
ERROR("Failed to set default dcm on!!\n");
ret = -1;
} else {
INFO("%s, dcm pass\n", __func__);
ret = 0;
}
return ret;
}
MTK_PLAT_SETUP_0_INIT(dcm_set_init);
|
