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Message-ID: <80a853f182eac24735338f3c1f505e5f580053ca.1680180959.git.daniel@makrotopia.org>
Date: Thu, 30 Mar 2023 16:23:55 +0100
From: Daniel Golle <daniel@...rotopia.org>
To: devicetree@...r.kernel.org, netdev@...r.kernel.org,
linux-mediatek@...ts.infradead.org,
linux-arm-kernel@...ts.infradead.org, linux@...linux.org.uk,
linux-kernel@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Andrew Lunn <andrew@...n.ch>,
Arınç Ünal <arinc.unal@...nc9.com>,
Florian Fainelli <f.fainelli@...il.com>,
Vladimir Oltean <olteanv@...il.com>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Matthias Brugger <matthias.bgg@...il.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>,
Sean Wang <sean.wang@...iatek.com>,
Landen Chao <Landen.Chao@...iatek.com>,
DENG Qingfang <dqfext@...il.com>,
Philipp Zabel <p.zabel@...gutronix.de>
Cc: Sam Shih <Sam.Shih@...iatek.com>,
Lorenzo Bianconi <lorenzo@...nel.org>,
John Crispin <john@...ozen.org>, Felix Fietkau <nbd@....name>
Subject: [PATCH 15/15] dt-bindings: net: dsa: mediatek,mt7530: add
mediatek,mt7988-switch
Add documentation for the built-in switch which can be found in the
MediaTek MT7988 SoC.
Signed-off-by: Daniel Golle <daniel@...rotopia.org>
---
.../bindings/net/dsa/mediatek,mt7530.yaml | 26 +++++++++++++++++--
1 file changed, 24 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
index 5ae9cd8f99a24..15953f0e9d1a6 100644
--- a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
+++ b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
@@ -11,16 +11,23 @@ maintainers:
- Landen Chao <Landen.Chao@...iatek.com>
- DENG Qingfang <dqfext@...il.com>
- Sean Wang <sean.wang@...iatek.com>
+ - Daniel Golle <daniel@...rotopia.org>
description: |
- There are two versions of MT7530, standalone and in a multi-chip module.
+ There are three versions of MT7530, standalone, in a multi-chip module and
+ built-into a SoC.
MT7530 is a part of the multi-chip module in MT7620AN, MT7620DA, MT7620DAN,
MT7620NN, MT7621AT, MT7621DAT, MT7621ST and MT7623AI SoCs.
+ The MT7988 SoC comes a built-in switch similar to MT7531 as well as 4 Gigabit
+ Ethernet PHYs and the switch registers are directly mapped into SoC's memory
+ map rather than using MDIO. It comes with an internally connected 10G CPU port
+ and 4 user ports connected to the built-in Gigabit Ethernet PHYs.
+
MT7530 in MT7620AN, MT7620DA, MT7620DAN and MT7620NN SoCs has got 10/100 PHYs
and the switch registers are directly mapped into SoC's memory map rather than
- using MDIO. The DSA driver currently doesn't support this.
+ using MDIO. The DSA driver currently doesn't support MT7620 variants.
There is only the standalone version of MT7531.
@@ -81,6 +88,10 @@ properties:
Multi-chip module MT7530 in MT7621AT, MT7621DAT and MT7621ST SoCs
const: mediatek,mt7621
+ - description:
+ Built-in switch of the MT7988 SoC
+ const: mediatek,mt7988-switch
+
reg:
maxItems: 1
@@ -268,6 +279,17 @@ allOf:
required:
- mediatek,mcm
+ - if:
+ properties:
+ compatible:
+ const: mediatek,mt7988-switch
+ then:
+ $ref: "#/$defs/mt7530-dsa-port"
+ properties:
+ gpio-controller: false
+ mediatek,mcm: false
+ reset-names: false
+
unevaluatedProperties: false
examples:
--
2.39.2
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