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OpenCloudOS-Kernel
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PM / OPP: Parse all power-supply related bindings together 

Move all DT parsing for the power supplies to a single function, rather
than keeping them at separate places. This will help manage things
properly.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Viresh Kumar 2015-10-15 21:42:45 +05:30 committed by Rafael J. Wysocki
parent b64b9c3f90
commit ad623c3148
1 changed files with 6 additions and 5 deletions
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11
drivers/base/power/opp/core.c
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@ -772,9 +772,10 @@ unlock:
}
/* TODO: Support multiple regulators */
static int opp_get_microvolt(struct dev_pm_opp *opp, struct device *dev)
static int opp_parse_supplies(struct dev_pm_opp *opp, struct device *dev)
{
u32 microvolt[3] = {0};
u32 val;
int count, ret;
count = of_property_count_u32_elems(opp->np, "opp-microvolt");
@ -800,6 +801,9 @@ static int opp_get_microvolt(struct dev_pm_opp *opp, struct device *dev)
opp->u_volt_min = microvolt[1];
opp->u_volt_max = microvolt[2];
if (!of_property_read_u32(opp->np, "opp-microamp", &val))
opp->u_amp = val;
return 0;
}
@ -864,13 +868,10 @@ static int _opp_add_static_v2(struct device *dev, struct device_node *np)
if (!of_property_read_u32(np, "clock-latency-ns", &val))
new_opp->clock_latency_ns = val;
ret = opp_get_microvolt(new_opp, dev);
ret = opp_parse_supplies(new_opp, dev);
if (ret)
goto free_opp;
if (!of_property_read_u32(new_opp->np, "opp-microamp", &val))
new_opp->u_amp = val;
ret = _opp_add(dev, new_opp, dev_opp);
if (ret)
goto free_opp;