From: Bartosz Golaszewski Describe the firmware-managed variant of the QCom DesignWare MAC. As the properties here differ a lot from the HLOS-managed variant, lets put it in a separate file. Signed-off-by: Bartosz Golaszewski --- .../devicetree/bindings/net/qcom,ethqos-scmi.yaml | 101 +++++++++++++++++++++ .../devicetree/bindings/net/snps,dwmac.yaml | 4 +- MAINTAINERS | 1 + 3 files changed, 105 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/net/qcom,ethqos-scmi.yaml b/Documentation/devicetree/bindings/net/qcom,ethqos-scmi.yaml new file mode 100644 index 0000000000000000000000000000000000000000..d7d6c013311c2643d5ac0e2a75e0180911487d96 --- /dev/null +++ b/Documentation/devicetree/bindings/net/qcom,ethqos-scmi.yaml @@ -0,0 +1,101 @@ +# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/qcom,ethqos-scmi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Ethernet ETHQOS device (firmware managed) + +maintainers: + - Bjorn Andersson + - Konrad Dybcio + - Bartosz Golaszewski + +description: + dwmmac based Qualcomm ethernet devices which support Gigabit + ethernet (version v2.3.0 and onwards) with clocks, interconnects, etc. + managed by firmware + +allOf: + - $ref: snps,dwmac.yaml# + +properties: + compatible: + const: qcom,sa8255p-ethqos + + reg: + maxItems: 2 + + reg-names: + items: + - const: stmmaceth + - const: rgmii + + interrupts: + items: + - description: Combined signal for various interrupt events + - description: The interrupt that occurs when HW safety error triggered + + interrupt-names: + items: + - const: macirq + - const: sfty + + power-domains: true + + power-domain-names: + items: + - const: power_core + - const: power_mdio + - const: perf_serdes + + iommus: + maxItems: 1 + + dma-coherent: true + + phys: true + + phy-names: + const: serdes + +required: + - compatible + - reg-names + - power-domains + +unevaluatedProperties: false + +examples: + - | + #include + + ethernet: ethernet@7a80000 { + compatible = "qcom,sa8255p-ethqos"; + reg = <0x23040000 0x10000>, + <0x23056000 0x100>; + reg-names = "stmmaceth", "rgmii"; + + iommus = <&apps_smmu 0x120 0x7>; + + interrupts = , + ; + interrupt-names = "macirq", "sfty"; + + dma-coherent; + + snps,tso; + snps,pbl = <32>; + rx-fifo-depth = <16384>; + tx-fifo-depth = <16384>; + + phy-handle = <&sgmii_phy1>; + phy-mode = "2500base-x"; + + snps,mtl-rx-config = <&mtl_rx_setup1>; + snps,mtl-tx-config = <&mtl_tx_setup1>; + snps,ps-speed = <1000>; + + power-domains = <&scmi8_pd 0>, <&scmi8_pd 1>, <&scmi8_dvfs 0>; + power-domain-names = "power_core", "power_mdio","perf_serdes"; + }; diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml index 4e3cbaa062290a6e8e5e60d0d01b0b39485c5478..07264c9c62778e9e8e2768999c5c377fce6811a1 100644 --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml @@ -71,6 +71,7 @@ properties: - loongson,ls7a-dwmac - nxp,s32g2-dwmac - qcom,qcs404-ethqos + - qcom,sa8255p-ethqos - qcom,sa8775p-ethqos - qcom,sc8280xp-ethqos - qcom,sm8150-ethqos @@ -175,7 +176,7 @@ properties: - const: ahb power-domains: - maxItems: 1 + maxItems: 3 mac-mode: $ref: ethernet-controller.yaml#/properties/phy-connection-type @@ -638,6 +639,7 @@ allOf: - ingenic,x1830-mac - ingenic,x2000-mac - qcom,qcs404-ethqos + - qcom,sa8255p-ethqos - qcom,sa8775p-ethqos - qcom,sc8280xp-ethqos - qcom,sm8150-ethqos diff --git a/MAINTAINERS b/MAINTAINERS index cd7ff55b5d321752ac44c91d2d7e74de28e08960..ab453e599a174e5414fc0c1baab5a64e0d88dd78 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -20745,6 +20745,7 @@ M: Vinod Koul L: netdev@vger.kernel.org L: linux-arm-msm@vger.kernel.org S: Maintained +F: Documentation/devicetree/bindings/net/qcom,ethqos-scmi.yaml F: Documentation/devicetree/bindings/net/qcom,ethqos.yaml F: drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c -- 2.48.1