Unverified Commit e6419c35 authored by Stephan Gerhold's avatar Stephan Gerhold Committed by Mark Brown
Browse files

spi: dt-bindings: qup: Document power-domains and OPP 



Document power-domains and operating-points-v2 to allow making
performance state votes for certain clock frequencies of the SPI QUP
controller.

Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: default avatarStephan Gerhold <stephan.gerhold@kernkonzept.com>
Link: https://lore.kernel.org/r/20230919-spi-qup-dvfs-v2-1-1bac2e9ab8db@kernkonzept.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent c40897f4

Documentation/devicetree/bindings/spi/qcom,spi-qup.yaml

+8 −0
Original line number Diff line number Diff line
@@ -47,6 +47,11 @@ properties: 
  interrupts:

    maxItems: 1



  operating-points-v2: true



  power-domains:

    maxItems: 1



  reg:

    maxItems: 1
@@ -63,6 +68,7 @@ examples: 
  - |

    #include <dt-bindings/clock/qcom,gcc-msm8996.h>

    #include <dt-bindings/interrupt-controller/arm-gic.h>

    #include <dt-bindings/power/qcom-rpmpd.h>



    spi@7575000 {

        compatible = "qcom,spi-qup-v2.2.1";
@@ -76,6 +82,8 @@ examples: 
        pinctrl-1 = <&blsp1_spi1_sleep>;

        dmas = <&blsp1_dma 12>, <&blsp1_dma 13>;

        dma-names = "tx", "rx";

        power-domains = <&rpmpd MSM8996_VDDCX>;

        operating-points-v2 = <&spi_opp_table>;

        #address-cells = <1>;

        #size-cells = <0>;

    };