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| author | Rajendra Nayak <rnayak@codeaurora.org> | 2019-01-10 07:02:02 +0300 |
|---|---|---|
| committer | Andy Gross <andy.gross@linaro.org> | 2019-01-23 00:06:11 +0300 |
| commit | 5b93ac542301026eff8954589cf59f801d03db3e (patch) | |
| tree | 281b92c16dd14af7f10be2edbafb2a6bf42017f9 /drivers/opp/of.c | |
| parent | cea8e2f3938c510f6041c632fe19e4e95296ae04 (diff) | |
| download | linux-5b93ac542301026eff8954589cf59f801d03db3e.tar.xz | |
OPP: Add support for parsing the 'opp-level' property
Now that the OPP bindings are updated to include an optional
'opp-level' property, add support to parse it from device tree
and store it as part of dev_pm_opp structure.
Also add and export an helper 'dev_pm_opp_get_level()' that can be
used to get the level value read from device tree when present.
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
Diffstat (limited to 'drivers/opp/of.c')
| -rw-r--r-- | drivers/opp/of.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/opp/of.c b/drivers/opp/of.c index 06f0f632ec47..1779f2c93291 100644 --- a/drivers/opp/of.c +++ b/drivers/opp/of.c @@ -594,6 +594,8 @@ static struct dev_pm_opp *_opp_add_static_v2(struct opp_table *opp_table, new_opp->rate = (unsigned long)rate; } + of_property_read_u32(np, "opp-level", &new_opp->level); + /* Check if the OPP supports hardware's hierarchy of versions or not */ if (!_opp_is_supported(dev, opp_table, np)) { dev_dbg(dev, "OPP not supported by hardware: %llu\n", rate); |