diff options
author | Lorenzo Bianconi <lorenzo@kernel.org> | 2022-04-05 22:57:46 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2022-04-06 16:08:49 +0300 |
commit | f14ac41b785f231573fe935a2eb5aaf737447f0c (patch) | |
tree | 65150d60d556425961569f80f3ee09afa5d0fb82 /Documentation/devicetree | |
parent | 55c1c4e945fa98a91fac699914c4b456e63d8fad (diff) | |
download | linux-f14ac41b785f231573fe935a2eb5aaf737447f0c.tar.xz |
dt-bindings: arm: mediatek: document the pcie mirror node on MT7622
This patch adds the pcie mirror document bindings for MT7622 SoC.
The feature is used for intercepting PCIe MMIO access for the WED core
Add related info in mediatek-net bindings.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml | 42 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/net/mediatek-net.txt | 2 |
2 files changed, 44 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml new file mode 100644 index 000000000000..9fbeb626ab23 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/arm/mediatek/mediatek,mt7622-pcie-mirror.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: MediaTek PCIE Mirror Controller for MT7622 + +maintainers: + - Lorenzo Bianconi <lorenzo@kernel.org> + - Felix Fietkau <nbd@nbd.name> + +description: + The mediatek PCIE mirror provides a configuration interface for PCIE + controller on MT7622 soc. + +properties: + compatible: + items: + - enum: + - mediatek,mt7622-pcie-mirror + - const: syscon + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + pcie_mirror: pcie-mirror@10000400 { + compatible = "mediatek,mt7622-pcie-mirror", "syscon"; + reg = <0 0x10000400 0 0x10>; + }; + }; diff --git a/Documentation/devicetree/bindings/net/mediatek-net.txt b/Documentation/devicetree/bindings/net/mediatek-net.txt index 1c8dc44bbb52..f18d70189375 100644 --- a/Documentation/devicetree/bindings/net/mediatek-net.txt +++ b/Documentation/devicetree/bindings/net/mediatek-net.txt @@ -48,6 +48,8 @@ Optional properties: various clocks and reset to the system. - mediatek,wed: a list of phandles to wireless ethernet dispatch nodes for MT7622 SoC. +- mediatek,pcie-mirror: phandle to the mediatek pcie-mirror controller for + MT7622 SoC. * Ethernet MAC node |