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Message-Id: <20230919-spi-qup-dvfs-v2-1-1bac2e9ab8db@kernkonzept.com>
Date: Tue, 19 Sep 2023 13:59:48 +0200
From: Stephan Gerhold <stephan.gerhold@...nkonzept.com>
To: Mark Brown <broonie@...nel.org>
Cc: Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
linux-arm-msm@...r.kernel.org, linux-spi@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
Stephan Gerhold <stephan.gerhold@...nkonzept.com>,
Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 1/4] 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: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Signed-off-by: Stephan Gerhold <stephan.gerhold@...nkonzept.com>
---
Documentation/devicetree/bindings/spi/qcom,spi-qup.yaml | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/Documentation/devicetree/bindings/spi/qcom,spi-qup.yaml b/Documentation/devicetree/bindings/spi/qcom,spi-qup.yaml
index 93f14dd01afc..1e498a791406 100644
--- a/Documentation/devicetree/bindings/spi/qcom,spi-qup.yaml
+++ b/Documentation/devicetree/bindings/spi/qcom,spi-qup.yaml
@@ -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@...5000 {
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>;
};
--
2.39.2
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