Am Dienstag, 30. Januar 2018, 13:39:31 CET schrieb Klaus Goger:
> This adds CPU operation points for the RK3368. We only add them to the
> the RK3368-uQ7 SoM (Lion) because patches for the SoC where reverted
> in the past.
> commit 6354a06cbaa8 ("Revert "arm64: dts: rockchip: Add basic cpu
> frequencies for RK3368"")
>
> Signed-off-by: Klaus Goger <klaus.goger at theobroma-systems.com>
>
> ---
>
> arch/arm64/boot/dts/rockchip/rk3368-lion.dtsi | 96
> ++++++++++++++++++++++++--- 1 file changed, 88 insertions(+), 8
> deletions(-)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3368-lion.dtsi
> b/arch/arm64/boot/dts/rockchip/rk3368-lion.dtsi index
> 72be1ae0854f..881f0b44c5b5 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3368-lion.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3368-lion.dtsi
> @@ -11,6 +11,70 @@
> stdout-path = "serial0:115200n8";
> };
>
> + cluster0_opp: opp-table0 {
> + compatible = "operating-points-v2";
> + opp-shared;
> +
> + opp00 {
> + opp-hz = /bits/ 64 <408000000>;
> + opp-microvolt = <950000 950000 1350000>;
> + clock-latency-ns = <40000>;
> + };
> + opp01 {
> + opp-hz = /bits/ 64 <600000000>;
> + opp-microvolt = <950000 950000 1350000>;
> + };
> + opp02 {
> + opp-hz = /bits/ 64 <816000000>;
> + opp-microvolt = <975000 975000 1350000>;
> + };
> + opp03 {
> + opp-hz = /bits/ 64 <1008000000>;
> + opp-microvolt = <1050000 1050000 1350000>;
> + };
> + opp04 {
> + opp-hz = /bits/ 64 <1200000000>;
> + opp-microvolt = <1150000 1150000 1350000>;
> + };
> + opp05 {
> + opp-hz = /bits/ 64 <1416000000>;
> + opp-microvolt = <1300000 1300000 1350000>;
> + turbo-mode;
> + };
> + opp06 {
> + opp-hz = /bits/ 64 <1512000000>;
> + opp-microvolt = <1300000 1300000 1350000>;
> + turbo-mode;
> + };
> + };
> +
> + cluster1_opp: opp-table1 {
> + compatible = "operating-points-v2";
> + opp-shared;
> +
> + opp00 {
> + opp-hz = /bits/ 64 <408000000>;
> + opp-microvolt = <950000 950000 1350000>;
> + clock-latency-ns = <40000>;
> + };
> + opp01 {
> + opp-hz = /bits/ 64 <600000000>;
> + opp-microvolt = <950000 950000 1350000>;
> + };
> + opp02 {
> + opp-hz = /bits/ 64 <816000000>;
> + opp-microvolt = <1025000 1025000 1350000>;
> + };
> + opp03 {
> + opp-hz = /bits/ 64 <1008000000>;
> + opp-microvolt = <1125000 1125000 1350000>;
> + };
> + opp04 {
> + opp-hz = /bits/ 64 <1200000000>;
> + opp-microvolt = <1225000 1225000 1350000>;
> + };
> + };
> +
> ext_gmac: gmac-clk {
> compatible = "fixed-clock";
> clock-frequency = <125000000>;
> @@ -239,36 +303,52 @@
> status = "okay";
> };
>
> -&cpu_l0 {
> +&cpu_b0 {
> + clocks = <&cru ARMCLKB>;
> cpu-supply = <&vdd_cpu>;
> + operating-points-v2 = <&cluster0_opp>;
> };
Looks ok for the time being until we have working general OPPs
for rk3368 but can you please adapt the patch to not unecessarily
touch the &cpu_XX handles?
Thanks
Heiko
