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soc: qcom: rpmpd: Add QCS404 power-domains 

Add the shared cx/mx and the low-power-island's cx and mx power-domains
found on QCS404.

Reviewed-by: Jeffrey Hugo <jhugo@codeaurora.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
[sibi: Fixup corner/vfc with vlfl/vfl]
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Signed-off-by: Andy Gross <agross@kernel.org>
This commit is contained in:
Bjorn Andersson 2019-05-13 15:50:11 +05:30 committed by Andy Gross
parent 0cb93b1503
commit 7dbed2a746
1 changed files with 51 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

52
drivers/soc/qcom/rpmpd.c
View File

@ -20,11 +20,16 @@
* RPMPD_X is X encoded as a little-endian, lower-case, ASCII string */
#define RPMPD_SMPA 0x61706d73
#define RPMPD_LDOA 0x616f646c
#define RPMPD_RWMX 0x786d7772
#define RPMPD_RWLC 0x636c7772
#define RPMPD_RWLM 0x6d6c7772
/* Operation Keys */
#define KEY_CORNER 0x6e726f63 /* corn */
#define KEY_ENABLE 0x6e657773 /* swen */
#define KEY_FLOOR_CORNER 0x636676 /* vfc */
#define KEY_FLOOR_LEVEL 0x6c6676 /* vfl */
#define KEY_LEVEL 0x6c766c76 /* vlvl */
#define MAX_8996_RPMPD_STATE 6
@ -55,6 +60,14 @@
.key = KEY_CORNER, \
}
#define DEFINE_RPMPD_LEVEL(_platform, _name, r_type, r_id) \
static struct rpmpd _platform##_##_name = { \
.pd = { .name = #_name, }, \
.res_type = RPMPD_##r_type, \
.res_id = r_id, \
.key = KEY_LEVEL, \
}
#define DEFINE_RPMPD_VFC(_platform, _name, r_type, r_id) \
static struct rpmpd _platform##_##_name = { \
.pd = { .name = #_name, }, \
@ -63,6 +76,14 @@
.key = KEY_FLOOR_CORNER, \
}
#define DEFINE_RPMPD_VFL(_platform, _name, r_type, r_id) \
static struct rpmpd _platform##_##_name = { \
.pd = { .name = #_name, }, \
.res_type = RPMPD_##r_type, \
.res_id = r_id, \
.key = KEY_FLOOR_LEVEL, \
}
struct rpmpd_req {
__le32 key;
__le32 nbytes;
@ -115,8 +136,35 @@ static const struct rpmpd_desc msm8996_desc = {
.max_state = MAX_8996_RPMPD_STATE,
};
/* qcs404 RPM Power domains */
DEFINE_RPMPD_PAIR(qcs404, vddmx, vddmx_ao, RWMX, LEVEL, 0);
DEFINE_RPMPD_VFL(qcs404, vddmx_vfl, RWMX, 0);
DEFINE_RPMPD_LEVEL(qcs404, vdd_lpicx, RWLC, 0);
DEFINE_RPMPD_VFL(qcs404, vdd_lpicx_vfl, RWLC, 0);
DEFINE_RPMPD_LEVEL(qcs404, vdd_lpimx, RWLM, 0);
DEFINE_RPMPD_VFL(qcs404, vdd_lpimx_vfl, RWLM, 0);
static struct rpmpd *qcs404_rpmpds[] = {
[QCS404_VDDMX] = &qcs404_vddmx,
[QCS404_VDDMX_AO] = &qcs404_vddmx_ao,
[QCS404_VDDMX_VFL] = &qcs404_vddmx_vfl,
[QCS404_LPICX] = &qcs404_vdd_lpicx,
[QCS404_LPICX_VFL] = &qcs404_vdd_lpicx_vfl,
[QCS404_LPIMX] = &qcs404_vdd_lpimx,
[QCS404_LPIMX_VFL] = &qcs404_vdd_lpimx_vfl,
};
static const struct rpmpd_desc qcs404_desc = {
.rpmpds = qcs404_rpmpds,
.num_pds = ARRAY_SIZE(qcs404_rpmpds),
.max_state = RPM_SMD_LEVEL_BINNING,
};
static const struct of_device_id rpmpd_match_table[] = {
{ .compatible = "qcom,msm8996-rpmpd", .data = &msm8996_desc },
{ .compatible = "qcom,qcs404-rpmpd", .data = &qcs404_desc },
{ }
};
@ -231,7 +279,9 @@ static int rpmpd_set_performance(struct generic_pm_domain *domain,
pd->corner = state;
if (!pd->enabled && pd->key != KEY_FLOOR_CORNER)
/* Always send updates for vfc and vfl */
if (!pd->enabled && pd->key != KEY_FLOOR_CORNER &&
pd->key != KEY_FLOOR_LEVEL)
goto out;
ret = rpmpd_aggregate_corner(pd);