Re: [PATCH v2 1/2] dt-bindings: PCI: mediatek-gen3: Add property to disable dvfsrc voltage request
From: Jianjun Wang <hidden>
Date: 2021-06-28 08:03:55
Also in:
linux-devicetree, linux-mediatek, linux-pci, lkml
Hi Rob, Bjorn, Matthias, Could you please help to take a look at this patch series? We have done the internal tests and need to implement this function in the final product, We really need your suggestions. Thanks. On Fri, 2021-06-11 at 19:48 +0800, Jianjun Wang wrote:
quoted hunk ↗ jump to hunk
Add property to disable dvfsrc voltage request, if this property is presented, we assume that the requested voltage is always higher enough to keep the PCIe controller active. Signed-off-by: Jianjun Wang <redacted> Reviewed-by: Qizhong Cheng <redacted> Tested-by: Qizhong Cheng <redacted> --- .../devicetree/bindings/pci/mediatek-pcie-gen3.yaml | 8 ++++++++ 1 file changed, 8 insertions(+)diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml index e7b1f9892da4..3e26c032cea9 100644 --- a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml +++ b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml@@ -96,6 +96,12 @@ properties: phys: maxItems: 1 + disable-dvfsrc-vlt-req: + description: Disable dvfsrc voltage request, if this property is presented, + we assume that the requested voltage is always higher enough to keep + the PCIe controller active. + type: boolean + '#interrupt-cells': const: 1@@ -166,6 +172,8 @@ examples: <&infracfg_rst 3>; reset-names = "phy", "mac"; + disable-dvfsrc-vlt-req; + #interrupt-cells = <1>; interrupt-map-mask = <0 0 0 0x7>; interrupt-map = <0 0 0 1 &pcie_intc 0>,
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