Add EMC OPP DVFS tables and update board device-trees by removing unsupported OPPs.
Signed-off-by: Dmitry Osipenko digetx@gmail.com --- .../boot/dts/tegra20-acer-a500-picasso.dts | 5 + arch/arm/boot/dts/tegra20-colibri.dtsi | 4 + arch/arm/boot/dts/tegra20-paz00.dts | 4 + .../arm/boot/dts/tegra20-peripherals-opp.dtsi | 92 +++++++++++++++++++ arch/arm/boot/dts/tegra20.dtsi | 3 + 5 files changed, 108 insertions(+) create mode 100644 arch/arm/boot/dts/tegra20-peripherals-opp.dtsi
diff --git a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts index dd6fb134ee39..a29b44837855 100644 --- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts +++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts @@ -1451,3 +1451,8 @@ emc-table@300000 { }; }; }; + +&emc_icc_dvfs_opp_table { + /delete-node/ opp@666000000; + /delete-node/ opp@760000000; +}; diff --git a/arch/arm/boot/dts/tegra20-colibri.dtsi b/arch/arm/boot/dts/tegra20-colibri.dtsi index 6162d193e12c..585a5b441cf6 100644 --- a/arch/arm/boot/dts/tegra20-colibri.dtsi +++ b/arch/arm/boot/dts/tegra20-colibri.dtsi @@ -742,6 +742,10 @@ sound { }; };
+&emc_icc_dvfs_opp_table { + /delete-node/ opp@760000000; +}; + &gpio { lan-reset-n { gpio-hog; diff --git a/arch/arm/boot/dts/tegra20-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts index ada2bed8b1b5..7e49112cd9a1 100644 --- a/arch/arm/boot/dts/tegra20-paz00.dts +++ b/arch/arm/boot/dts/tegra20-paz00.dts @@ -662,3 +662,7 @@ cpu@1 { }; }; }; + +&emc_icc_dvfs_opp_table { + /delete-node/ opp@760000000; +}; diff --git a/arch/arm/boot/dts/tegra20-peripherals-opp.dtsi b/arch/arm/boot/dts/tegra20-peripherals-opp.dtsi new file mode 100644 index 000000000000..25b1ba73951e --- /dev/null +++ b/arch/arm/boot/dts/tegra20-peripherals-opp.dtsi @@ -0,0 +1,92 @@ +// SPDX-License-Identifier: GPL-2.0 + +/ { + emc_icc_dvfs_opp_table: emc-dvfs-opp-table { + compatible = "operating-points-v2"; + + opp@36000000 { + opp-microvolt = <950000 950000 1300000>; + opp-hz = /bits/ 64 <36000000>; + }; + + opp@47500000 { + opp-microvolt = <950000 950000 1300000>; + opp-hz = /bits/ 64 <47500000>; + }; + + opp@50000000 { + opp-microvolt = <950000 950000 1300000>; + opp-hz = /bits/ 64 <50000000>; + }; + + opp@54000000 { + opp-microvolt = <950000 950000 1300000>; + opp-hz = /bits/ 64 <54000000>; + }; + + opp@57000000 { + opp-microvolt = <950000 950000 1300000>; + opp-hz = /bits/ 64 <57000000>; + }; + + opp@100000000 { + opp-microvolt = <1000000 1000000 1300000>; + opp-hz = /bits/ 64 <100000000>; + }; + + opp@108000000 { + opp-microvolt = <1000000 1000000 1300000>; + opp-hz = /bits/ 64 <108000000>; + }; + + opp@126666000 { + opp-microvolt = <1000000 1000000 1300000>; + opp-hz = /bits/ 64 <126666000>; + }; + + opp@150000000 { + opp-microvolt = <1000000 1000000 1300000>; + opp-hz = /bits/ 64 <150000000>; + }; + + opp@190000000 { + opp-microvolt = <1000000 1000000 1300000>; + opp-hz = /bits/ 64 <190000000>; + }; + + opp@216000000 { + opp-microvolt = <1000000 1000000 1300000>; + opp-hz = /bits/ 64 <216000000>; + }; + + opp@300000000 { + opp-microvolt = <1000000 1000000 1300000>; + opp-hz = /bits/ 64 <300000000>; + }; + + opp@333000000 { + opp-microvolt = <1000000 1000000 1300000>; + opp-hz = /bits/ 64 <333000000>; + }; + + opp@380000000 { + opp-microvolt = <1100000 1100000 1300000>; + opp-hz = /bits/ 64 <380000000>; + }; + + opp@600000000 { + opp-microvolt = <1200000 1200000 1300000>; + opp-hz = /bits/ 64 <600000000>; + }; + + opp@666000000 { + opp-microvolt = <1200000 1200000 1300000>; + opp-hz = /bits/ 64 <666000000>; + }; + + opp@760000000 { + opp-microvolt = <1300000 1300000 1300000>; + opp-hz = /bits/ 64 <760000000>; + }; + }; +}; diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index 8f8ad81916e7..6ce498178105 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -6,6 +6,8 @@ #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/soc/tegra-pmc.h>
+#include "tegra20-peripherals-opp.dtsi" + / { compatible = "nvidia,tegra20"; interrupt-parent = <&lic>; @@ -664,6 +666,7 @@ emc: memory-controller@7000f400 { #size-cells = <0>; #interconnect-cells = <0>;
+ operating-points-v2 = <&emc_icc_dvfs_opp_table>; nvidia,memory-controller = <&mc>; };