| Message ID | 1593518176-24450-4-git-send-email-rnayak@codeaurora.org (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | DVFS support for dpu and dsi | expand |
On Tue, Jun 30, 2020 at 05:26:15PM +0530, Rajendra Nayak wrote: > Add the OPP tables for DSI and MDP based on the perf state/clk > requirements, and add the power-domains property to specify the > scalable power domain. > > Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org> > --- > arch/arm64/boot/dts/qcom/sdm845.dtsi | 59 ++++++++++++++++++++++++++++++++++++ > 1 file changed, 59 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi > index 8eb5a31..b6afeb2 100644 > --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi > +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi > @@ -3296,6 +3296,35 @@ > #power-domain-cells = <1>; > }; > > + dsi_opp_table: dsi-opp-table { > + compatible = "operating-points-v2"; > + > + opp-19200000 { > + opp-hz = /bits/ 64 <19200000>; > + required-opps = <&rpmhpd_opp_min_svs>; > + }; > + > + opp-180000000 { > + opp-hz = /bits/ 64 <180000000>; > + required-opps = <&rpmhpd_opp_low_svs>; > + }; > + > + opp-275000000 { > + opp-hz = /bits/ 64 <275000000>; > + required-opps = <&rpmhpd_opp_svs>; > + }; > + > + opp-328580000 { > + opp-hz = /bits/ 64 <328580000>; > + required-opps = <&rpmhpd_opp_svs_l1>; > + }; > + > + opp-358000000 { > + opp-hz = /bits/ 64 <358000000>; > + required-opps = <&rpmhpd_opp_nom>; > + }; > + }; > + I still don't like the shared OPP tables to be positioned inmidst of the device nodes, but it seems we currently don't have a better convention. > mdss: mdss@ae00000 { > compatible = "qcom,sdm845-mdss"; > reg = <0 0x0ae00000 0 0x1000>; > @@ -3340,6 +3369,8 @@ > <&dispcc DISP_CC_MDSS_VSYNC_CLK>; > assigned-clock-rates = <300000000>, > <19200000>; > + operating-points-v2 = <&mdp_opp_table>; > + power-domains = <&rpmhpd SDM845_CX>; > > interrupt-parent = <&mdss>; > interrupts = <0 IRQ_TYPE_LEVEL_HIGH>; > @@ -3364,6 +3395,30 @@ > }; > }; > }; > + > + mdp_opp_table: mdp-opp-table { > + compatible = "operating-points-v2"; > + > + opp-19200000 { > + opp-hz = /bits/ 64 <19200000>; > + required-opps = <&rpmhpd_opp_min_svs>; > + }; > + > + opp-171428571 { > + opp-hz = /bits/ 64 <171428571>; > + required-opps = <&rpmhpd_opp_low_svs>; > + }; > + > + opp-344000000 { > + opp-hz = /bits/ 64 <344000000>; > + required-opps = <&rpmhpd_opp_svs_l1>; > + }; > + > + opp-430000000 { > + opp-hz = /bits/ 64 <430000000>; > + required-opps = <&rpmhpd_opp_nom>; > + }; > + }; > }; > > dsi0: dsi@ae94000 { > @@ -3386,6 +3441,8 @@ > "core", > "iface", > "bus"; > + operating-points-v2 = <&dsi_opp_table>; > + power-domains = <&rpmhpd SDM845_CX>; > > phys = <&dsi0_phy>; > phy-names = "dsi"; > @@ -3450,6 +3507,8 @@ > "core", > "iface", > "bus"; > + operating-points-v2 = <&dsi_opp_table>; > + power-domains = <&rpmhpd SDM845_CX>; > > phys = <&dsi1_phy>; > phy-names = "dsi"; Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi index 8eb5a31..b6afeb2 100644 --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi @@ -3296,6 +3296,35 @@ #power-domain-cells = <1>; }; + dsi_opp_table: dsi-opp-table { + compatible = "operating-points-v2"; + + opp-19200000 { + opp-hz = /bits/ 64 <19200000>; + required-opps = <&rpmhpd_opp_min_svs>; + }; + + opp-180000000 { + opp-hz = /bits/ 64 <180000000>; + required-opps = <&rpmhpd_opp_low_svs>; + }; + + opp-275000000 { + opp-hz = /bits/ 64 <275000000>; + required-opps = <&rpmhpd_opp_svs>; + }; + + opp-328580000 { + opp-hz = /bits/ 64 <328580000>; + required-opps = <&rpmhpd_opp_svs_l1>; + }; + + opp-358000000 { + opp-hz = /bits/ 64 <358000000>; + required-opps = <&rpmhpd_opp_nom>; + }; + }; + mdss: mdss@ae00000 { compatible = "qcom,sdm845-mdss"; reg = <0 0x0ae00000 0 0x1000>; @@ -3340,6 +3369,8 @@ <&dispcc DISP_CC_MDSS_VSYNC_CLK>; assigned-clock-rates = <300000000>, <19200000>; + operating-points-v2 = <&mdp_opp_table>; + power-domains = <&rpmhpd SDM845_CX>; interrupt-parent = <&mdss>; interrupts = <0 IRQ_TYPE_LEVEL_HIGH>; @@ -3364,6 +3395,30 @@ }; }; }; + + mdp_opp_table: mdp-opp-table { + compatible = "operating-points-v2"; + + opp-19200000 { + opp-hz = /bits/ 64 <19200000>; + required-opps = <&rpmhpd_opp_min_svs>; + }; + + opp-171428571 { + opp-hz = /bits/ 64 <171428571>; + required-opps = <&rpmhpd_opp_low_svs>; + }; + + opp-344000000 { + opp-hz = /bits/ 64 <344000000>; + required-opps = <&rpmhpd_opp_svs_l1>; + }; + + opp-430000000 { + opp-hz = /bits/ 64 <430000000>; + required-opps = <&rpmhpd_opp_nom>; + }; + }; }; dsi0: dsi@ae94000 { @@ -3386,6 +3441,8 @@ "core", "iface", "bus"; + operating-points-v2 = <&dsi_opp_table>; + power-domains = <&rpmhpd SDM845_CX>; phys = <&dsi0_phy>; phy-names = "dsi"; @@ -3450,6 +3507,8 @@ "core", "iface", "bus"; + operating-points-v2 = <&dsi_opp_table>; + power-domains = <&rpmhpd SDM845_CX>; phys = <&dsi1_phy>; phy-names = "dsi";
Add the OPP tables for DSI and MDP based on the perf state/clk requirements, and add the power-domains property to specify the scalable power domain. Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org> --- arch/arm64/boot/dts/qcom/sdm845.dtsi | 59 ++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+)