diff options
| author | Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> | 2024-10-08 17:49:35 +0100 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2024-10-25 10:40:08 +0200 |
| commit | 9ddc07404cbab0aee36b076b627ad9ecb7bb2290 (patch) | |
| tree | 10a786296a4010e7b622c20f956446bb7cbb334b /arch/arm64/boot/dts/renesas/r9a09g057.dtsi | |
| parent | 1e03bd2cf0d68a4138f2347bd77ef12b8726d214 (diff) | |
arm64: dts: renesas: r9a09g057: Add OPP table
Add OPP table for RZ/V2H(P) SoC.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20241008164935.335043-1-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'arch/arm64/boot/dts/renesas/r9a09g057.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r9a09g057.dtsi | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi index 1ad5a1b6917f..4bbe75b81f54 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi @@ -20,6 +20,39 @@ clock-frequency = <0>; }; + /* + * The default cluster table is based on the assumption that the PLLCA55 clock + * frequency is set to 1.7GHz. The PLLCA55 clock frequency can be set to + * 1.7/1.6/1.5/1.1 GHz based on the BOOTPLLCA_0/1 pins (and additionally can be + * clocked to 1.8GHz as well). The table below should be overridden in the board + * DTS based on the PLLCA55 clock frequency. + */ + cluster0_opp: opp-table-0 { + compatible = "operating-points-v2"; + + opp-1700000000 { + opp-hz = /bits/ 64 <1700000000>; + opp-microvolt = <900000>; + clock-latency-ns = <300000>; + }; + opp-850000000 { + opp-hz = /bits/ 64 <850000000>; + opp-microvolt = <800000>; + clock-latency-ns = <300000>; + }; + opp-425000000 { + opp-hz = /bits/ 64 <425000000>; + opp-microvolt = <800000>; + clock-latency-ns = <300000>; + }; + opp-212500000 { + opp-hz = /bits/ 64 <212500000>; + opp-microvolt = <800000>; + clock-latency-ns = <300000>; + opp-suspend; + }; + }; + cpus { #address-cells = <1>; #size-cells = <0>; @@ -30,6 +63,8 @@ device_type = "cpu"; next-level-cache = <&L3_CA55>; enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G057_CA55_0_CORE_CLK0>; + operating-points-v2 = <&cluster0_opp>; }; cpu1: cpu@100 { @@ -38,6 +73,8 @@ device_type = "cpu"; next-level-cache = <&L3_CA55>; enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G057_CA55_0_CORE_CLK1>; + operating-points-v2 = <&cluster0_opp>; }; cpu2: cpu@200 { @@ -46,6 +83,8 @@ device_type = "cpu"; next-level-cache = <&L3_CA55>; enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G057_CA55_0_CORE_CLK2>; + operating-points-v2 = <&cluster0_opp>; }; cpu3: cpu@300 { @@ -54,6 +93,8 @@ device_type = "cpu"; next-level-cache = <&L3_CA55>; enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G057_CA55_0_CORE_CLK3>; + operating-points-v2 = <&cluster0_opp>; }; L3_CA55: cache-controller-0 { |