diff options
| author | Nikita Travkin <nikita@trvn.ru> | 2023-05-15 12:37:41 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2023-05-25 07:50:46 +0300 |
| commit | 43926a3cb19180b4fc6cd0d72bbefc7e93592f91 (patch) | |
| tree | 85f723787d4ab0e5245b366555afb00b32842a95 /arch | |
| parent | a541667c86a9a0510d17f01461072a80fd6cfffd (diff) | |
| download | linux-43926a3cb19180b4fc6cd0d72bbefc7e93592f91.tar.xz | |
arm64: dts: qcom: sc7180: Don't enable lpass clocks by default
lpass clocks are usually blocked from HLOS by the firmware and
instead are managed by the ADSP. Mark them as reserved and explicitly
enable in the CrOS boards that have special, cooperative firmware.
The IDP board gets lpass clocks disabled as it doesn't make use of sound
anyway and might use Qualcomm firmware that blocks those clocks. [1]
[1] https://lore.kernel.org/all/ZBJhmDd3zK%2FAiwBD@google.com/
Signed-off-by: Nikita Travkin <nikita@trvn.ru>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230515093744.289045-2-nikita@trvn.ru
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 8 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sc7180.dtsi | 4 |
2 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi index ca6920de7ea8..6cf09152fdfd 100644 --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi @@ -788,6 +788,10 @@ hp_i2c: &i2c9 { }; }; +&lpasscc { + status = "okay"; +}; + &lpass_cpu { status = "okay"; @@ -813,6 +817,10 @@ hp_i2c: &i2c9 { }; }; +&lpass_hm { + status = "okay"; +}; + &mdp { status = "okay"; }; diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi index ea1ffade1aa1..39130596dc7d 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -3627,6 +3627,8 @@ power-domains = <&lpass_hm LPASS_CORE_HM_GDSCR>; #clock-cells = <1>; #power-domain-cells = <1>; + + status = "reserved"; /* Controlled by ADSP */ }; lpass_cpu: lpass@62d87000 { @@ -3675,6 +3677,8 @@ #clock-cells = <1>; #power-domain-cells = <1>; + + status = "reserved"; /* Controlled by ADSP */ }; }; |