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From:   Wolfram Sang <wsa+renesas@sang-engineering.com>
To:     linux-renesas-soc@vger.kernel.org
Cc:     Wolfram Sang <wsa+renesas@sang-engineering.com>,
        Marek Vasut <marek.vasut+renesas@gmail.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
        Lorenzo Pieralisi <lpieralisi@kernel.org>,
        =?UTF-8?q?Krzysztof=20Wilczy=C5=84ski?= <kw@linux.com>,
        Rob Herring <robh@kernel.org>,
        Bjorn Helgaas <bhelgaas@google.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>, linux-pci@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [RFC PATCH 1/3] dt-bindings: PCI: rcar-pci-host: add optional regulators
Date:   Mon,  8 May 2023 12:45:55 +0200
Message-Id: <20230508104557.47889-2-wsa+renesas@sang-engineering.com>
In-Reply-To: <20230508104557.47889-1-wsa+renesas@sang-engineering.com>
References: <20230508104557.47889-1-wsa+renesas@sang-engineering.com>
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Support regulators found on the e.g. KingFisher board.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
 Documentation/devicetree/bindings/pci/rcar-pci-host.yaml | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/rcar-pci-host.yaml b/Documentation/devicetree/bindings/pci/rcar-pci-host.yaml
index 8fdfbc763d70..23e44f78e62e 100644
--- a/Documentation/devicetree/bindings/pci/rcar-pci-host.yaml
+++ b/Documentation/devicetree/bindings/pci/rcar-pci-host.yaml
@@ -68,6 +68,12 @@ 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.
+
 required:
   - compatible
   - reg
@@ -121,5 +127,7 @@ examples:
              clock-names = "pcie", "pcie_bus";
              power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
              resets = <&cpg 319>;
+             vpcie1v5-supply = <&pcie_1v5>;
+             vpcie3v3-supply = <&pcie_3v3>;
          };
     };
-- 
2.30.2