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

Wolfram Sang
2023-07-12T10:39:56Z

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

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>;
};
};
--
2.30.2