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[v3,1/2] dt-bindings: PCI: rcar-pci-host: add optional regulators

Message ID 20230512075241.2770-2-wsa+renesas@sang-engineering.com
State Superseded
Headers show
Series [v3,1/2] dt-bindings: PCI: rcar-pci-host: add optional regulators | expand

Commit Message

Wolfram Sang May 12, 2023, 7:52 a.m. UTC 
Support regulators found on the e.g. KingFisher board for miniPCIe and
add a 12v regulator while we are here.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
Changes since v2:

* none

 .../devicetree/bindings/pci/rcar-pci-host.yaml        | 11 +++++++++++
 1 file changed, 11 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/pci/rcar-pci-host.yaml b/Documentation/devicetree/bindings/pci/rcar-pci-host.yaml
index 8fdfbc763d70..b6a7cb32f61e 100644
--- a/Documentation/devicetree/bindings/pci/rcar-pci-host.yaml
+++ b/Documentation/devicetree/bindings/pci/rcar-pci-host.yaml
@@ -68,6 +68,15 @@  properties:
   phy-names:
     const: pcie
 
+  vpcie1v5-supply:
+    description: The 1.5v regulator to use for PCIe.
+
+  vpcie3v3-supply:
+    description: The 3.3v regulator to use for PCIe.
+
+  vpcie12v-supply:
+    description: The 12v regulator to use for PCIe.
+
 required:
   - compatible
   - reg
@@ -121,5 +130,7 @@  examples:
              clock-names = "pcie", "pcie_bus";
              power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
              resets = <&cpg 319>;
+             vpcie3v3-supply = <&pcie_3v3>;
+             vpcie12v-supply = <&pcie_12v>;
          };
     };