Re: [net-next PATCH 06/13] Documentation: devicetree: net: dsa: qca8k: document rgmii_1_8v bindings
From: Andrew Lunn <andrew@lunn.ch>
Date: 2021-10-07 00:09:44
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linux-devicetree, lkml
On Thu, Oct 07, 2021 at 12:35:56AM +0200, Ansuel Smith wrote:
quoted hunk ↗ jump to hunk
Document new qca,rgmii0_1_8v and qca,rgmii56_1_8v needed to setup mac_pwr_sel register for ar8327 switch. Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com> --- Documentation/devicetree/bindings/net/dsa/qca8k.txt | 2 ++ 1 file changed, 2 insertions(+)diff --git a/Documentation/devicetree/bindings/net/dsa/qca8k.txt b/Documentation/devicetree/bindings/net/dsa/qca8k.txt index 8c73f67c43ca..1f6b7d2f609e 100644 --- a/Documentation/devicetree/bindings/net/dsa/qca8k.txt +++ b/Documentation/devicetree/bindings/net/dsa/qca8k.txt@@ -13,6 +13,8 @@ Required properties: Optional properties: - reset-gpios: GPIO to be used to reset the whole device +- qca,rgmii0-1-8v: Set the internal regulator to supply 1.8v for MAC0 port +- qca,rgmii56-1-8v: Set the internal regulator to supply 1.8v for MAC5/6 port
What is the consumer of these 1.8v? The MACs are normally internal,
the regulators are internal, so why is a DT property needed?
Andrew