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soc: rockchip: opp_select: Add support to parse 'rockchip,pvtm-voltage-sel-hw'

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Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
Change-Id: I9d8ad8057f5fff32d5cd859b9d6ee71486c61160
This commit is contained in:
Finley Xiao
2023-06-26 10:49:03 +08:00
committed by Tao Huang
parent ed8ff84e98
commit 2fe4992cb6
2 changed files with 12 additions and 4 deletions
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12
drivers/soc/rockchip/rockchip_opp_select.c
View File

@@ -1165,12 +1165,13 @@ static int rockchip_get_pvtm(struct device *dev, struct device_node *np,
}
void rockchip_of_get_pvtm_sel(struct device *dev, struct device_node *np,
char *reg_name, int process,
char *reg_name, int bin, int process,
int *volt_sel, int *scale_sel)
{
struct property *prop = NULL;
char name[NAME_MAX];
int pvtm, ret;
u32 hw = 0;
if (of_property_read_bool(np, "rockchip,pvtm-pvtpll"))
pvtm = rockchip_get_pvtm_pvtpll(dev, np, reg_name);
@@ -1185,6 +1186,12 @@ void rockchip_of_get_pvtm_sel(struct device *dev, struct device_node *np,
snprintf(name, sizeof(name),
"rockchip,p%d-pvtm-voltage-sel", process);
prop = of_find_property(np, name, NULL);
} else if (bin >= 0) {
of_property_read_u32(np, "rockchip,pvtm-hw", &hw);
if (hw && (hw & BIT(bin))) {
sprintf(name, "rockchip,pvtm-voltage-sel-hw");
prop = of_find_property(np, name, NULL);
}
}
if (!prop)
sprintf(name, "rockchip,pvtm-voltage-sel");
@@ -1195,6 +1202,7 @@ void rockchip_of_get_pvtm_sel(struct device *dev, struct device_node *np,
next:
if (!scale_sel)
return;
prop = NULL;
if (process >= 0) {
snprintf(name, sizeof(name),
"rockchip,p%d-pvtm-scaling-sel", process);
@@ -1346,7 +1354,7 @@ void rockchip_get_scale_volt_sel(struct device *dev, char *lkg_name,
rockchip_of_get_lkg_sel(dev, np, lkg_name, process,
&lkg_volt_sel, &lkg_scale);
rockchip_of_get_pvtm_sel(dev, np, reg_name, process,
rockchip_of_get_pvtm_sel(dev, np, reg_name, bin, process,
&pvtm_volt_sel, &pvtm_scale);
rockchip_of_get_bin_sel(dev, np, bin, &bin_scale);
rockchip_of_get_bin_volt_sel(dev, np, bin, &bin_volt_sel);

4
include/soc/rockchip/rockchip_opp_select.h
View File

@@ -88,7 +88,7 @@ void rockchip_of_get_lkg_sel(struct device *dev, struct device_node *np,
void rockchip_pvtpll_calibrate_opp(struct rockchip_opp_info *info);
void rockchip_pvtpll_add_length(struct rockchip_opp_info *info);
void rockchip_of_get_pvtm_sel(struct device *dev, struct device_node *np,
char *reg_name, int process,
char *reg_name, int bin, int process,
int *volt_sel, int *scale_sel);
void rockchip_of_get_bin_sel(struct device *dev, struct device_node *np,
int bin, int *scale_sel);
@@ -154,7 +154,7 @@ static inline void rockchip_pvtpll_add_length(struct rockchip_opp_info *info)
static inline void rockchip_of_get_pvtm_sel(struct device *dev,
struct device_node *np,
char *reg_name, int process,
char *reg_name, int bin, int process,
int *volt_sel, int *scale_sel)
{
}