linux-kernel - [PATCH v2 6/7] dt-bindings: net: realtek: Add property to configure LED mode

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Date:   Wed,  3 Jul 2019 12:37:23 -0700
From:   Matthias Kaehlcke <mka@...omium.org>
To:     "David S . Miller" <davem@...emloft.net>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>
Cc:     netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Douglas Anderson <dianders@...omium.org>,
        Matthias Kaehlcke <mka@...omium.org>
Subject: [PATCH v2 6/7] dt-bindings: net: realtek: Add property to configure LED mode

The LED behavior of some Realtek PHYs is configurable. Add the
property 'realtek,led-modes' to specify the configuration of the
LEDs.

Signed-off-by: Matthias Kaehlcke <mka@...omium.org>
---
Changes in v2:
- patch added to the series
---
 .../devicetree/bindings/net/realtek.txt         |  9 +++++++++
 include/dt-bindings/net/realtek.h               | 17 +++++++++++++++++
 2 files changed, 26 insertions(+)
 create mode 100644 include/dt-bindings/net/realtek.h

diff --git a/Documentation/devicetree/bindings/net/realtek.txt b/Documentation/devicetree/bindings/net/realtek.txt
index 71d386c78269..40b0d6f9ee21 100644
--- a/Documentation/devicetree/bindings/net/realtek.txt
+++ b/Documentation/devicetree/bindings/net/realtek.txt
@@ -9,6 +9,12 @@ Optional properties:
 
 	SSC is only available on some Realtek PHYs (e.g. RTL8211E).
 
+- realtek,led-modes: LED mode configuration.
+
+	A 0..3 element vector, with each element configuring the operating
+	mode of an LED. Omitted LEDs are turned off. Allowed values are
+	defined in "include/dt-bindings/net/realtek.h".
+
 Example:
 
 mdio0 {
@@ -20,5 +26,8 @@ mdio0 {
 		reg = <1>;
 		realtek,eee-led-mode-disable;
 		realtek,enable-ssc;
+		realtek,led-modes = <RTL8211E_LINK_ACTIVITY
+				     RTL8211E_LINK_100
+				     RTL8211E_LINK_1000>;
 	};
 };
diff --git a/include/dt-bindings/net/realtek.h b/include/dt-bindings/net/realtek.h
new file mode 100644
index 000000000000..8d64f58d58f8
--- /dev/null
+++ b/include/dt-bindings/net/realtek.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _DT_BINDINGS_REALTEK_H
+#define _DT_BINDINGS_REALTEK_H
+
+/* LED modes for RTL8211E PHY */
+
+#define RTL8211E_LINK_10		1
+#define RTL8211E_LINK_100		2
+#define RTL8211E_LINK_1000		4
+#define RTL8211E_LINK_10_100		3
+#define RTL8211E_LINK_10_1000		5
+#define RTL8211E_LINK_100_1000		6
+#define RTL8211E_LINK_10_100_1000	7
+
+#define RTL8211E_LINK_ACTIVITY		(1 << 16)
+
+#endif
-- 
2.22.0.410.gd8fdbe21b5-goog