From: Caleb James DeLisle Date: Sat, 25 Apr 2026 17:36:41 +0000 (+0000) Subject: dt-bindings: phy: Document PCIe PHY in EcoNet EN751221 and EN7528 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2cc066dbd3a211628b40967949cff2790d0f62eb;p=thirdparty%2Fkernel%2Flinux.git dt-bindings: phy: Document PCIe PHY in EcoNet EN751221 and EN7528 EN751221 and EN7528 SoCs have two PCIe slots, and each one has a PHY which behaves slightly differently because one slot is Gen1/Gen2 while the other is Gen1 only. Signed-off-by: Caleb James DeLisle Reviewed-by: Krzysztof Kozlowski Link: https://patch.msgid.link/20260425173642.406089-2-cjd@cjdns.fr Signed-off-by: Vinod Koul --- diff --git a/Documentation/devicetree/bindings/phy/econet,en751221-pcie-phy.yaml b/Documentation/devicetree/bindings/phy/econet,en751221-pcie-phy.yaml new file mode 100644 index 0000000000000..987d396c1c642 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/econet,en751221-pcie-phy.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/econet,en751221-pcie-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: EcoNet PCI-Express PHY for EcoNet EN751221 and EN7528 + +maintainers: + - Caleb James DeLisle + +description: + The PCIe PHY supports physical layer functionality for PCIe Gen1 and + Gen1/Gen2 ports. On these SoCs, port 0 is a Gen1-only port while + port 1 is Gen1/Gen2 capable. + +properties: + compatible: + enum: + - econet,en751221-pcie-gen1 + - econet,en751221-pcie-gen2 + - econet,en7528-pcie-gen1 + - econet,en7528-pcie-gen2 + + reg: + maxItems: 1 + + "#phy-cells": + const: 0 + +required: + - compatible + - reg + - "#phy-cells" + +additionalProperties: false + +examples: + - | + soc { + #address-cells = <1>; + #size-cells = <1>; + + pcie-phy@1faf2000 { + compatible = "econet,en7528-pcie-gen1"; + reg = <0x1faf2000 0x1000>; + #phy-cells = <0>; + }; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index 421dd786b399a..e6e729b13de2f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -9153,6 +9153,12 @@ F: drivers/irqchip/irq-econet-en751221.c F: include/dt-bindings/clock/econet,en751221-scu.h F: include/dt-bindings/reset/econet,en751221-scu.h +ECONET PCIE PHY DRIVER +M: Caleb James DeLisle +L: linux-mips@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/phy/econet,en751221-pcie-phy.yaml + ECRYPT FILE SYSTEM M: Tyler Hicks L: ecryptfs@vger.kernel.org