summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/pci
diff options
context:
space:
mode:
authorWolfram Sang <wsa+renesas@sang-engineering.com>2023-11-05 10:29:07 +0100
committerKrzysztof Wilczyński <kwilczynski@kernel.org>2023-12-14 18:56:35 +0000
commitb952f96a57e6fb4528c1d6be19e941c3322f9905 (patch)
tree60169ec57889a76d4ec0bc9e16cc334cef4f5216 /Documentation/devicetree/bindings/pci
parentec215237480478ca5523ea12f58803d9b7a8a0ea (diff)
dt-bindings: PCI: rcar-pci-host: Add optional regulators
Support regulators found on the KingFisher board for miniPCIe (1.5 and 3.3v). For completeness, describe a 12v regulator while we are here. Link: https://lore.kernel.org/linux-pci/20231105092908.3792-2-wsa+renesas@sang-engineering.com Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/pci')
-rw-r--r--Documentation/devicetree/bindings/pci/rcar-pci-host.yaml11
1 files changed, 11 insertions, 0 deletions
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>;
};
};