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Message-ID: <20210104082218.1389450-3-steen.hegelund@microchip.com>
Date: Mon, 4 Jan 2021 09:22:16 +0100
From: Steen Hegelund <steen.hegelund@...rochip.com>
To: Kishon Vijay Abraham I <kishon@...com>,
Vinod Koul <vkoul@...nel.org>
CC: Steen Hegelund <steen.hegelund@...rochip.com>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Lars Povlsen <lars.povlsen@...rochip.com>,
Bjarni Jonasson <bjarni.jonasson@...rochip.com>,
Microchip UNG Driver List <UNGLinuxDriver@...rochip.com>,
<netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
Andrew Lunn <andrew@...n.ch>
Subject: [PATCH v11 2/4] phy: Add ethernet serdes configuration option
Provide a new ethernet phy configuration structure, that
allow PHYs used for ethernet to be configured with
speed, media type and clock information.
Signed-off-by: Lars Povlsen <lars.povlsen@...rochip.com>
Signed-off-by: Steen Hegelund <steen.hegelund@...rochip.com>
Reviewed-by: Andrew Lunn <andrew@...n.ch>
---
include/linux/phy/phy-ethernet-serdes.h | 30 +++++++++++++++++++++++++
include/linux/phy/phy.h | 4 ++++
2 files changed, 34 insertions(+)
create mode 100644 include/linux/phy/phy-ethernet-serdes.h
diff --git a/include/linux/phy/phy-ethernet-serdes.h b/include/linux/phy/phy-ethernet-serdes.h
new file mode 100644
index 000000000000..d2462fadf179
--- /dev/null
+++ b/include/linux/phy/phy-ethernet-serdes.h
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
+/*
+ * Microchip Sparx5 Ethernet SerDes driver
+ *
+ * Copyright (c) 2020 Microschip Inc
+ */
+#ifndef __PHY_ETHERNET_SERDES_H_
+#define __PHY_ETHERNET_SERDES_H_
+
+#include <linux/types.h>
+
+enum ethernet_media_type {
+ ETH_MEDIA_DEFAULT,
+ ETH_MEDIA_SR,
+ ETH_MEDIA_DAC,
+};
+
+/**
+ * struct phy_configure_opts_eth_serdes - Ethernet SerDes This structure is used
+ * to represent the configuration state of a Ethernet Serdes PHY.
+ * @speed: Speed of the serdes interface in Mbps
+ * @media_type: Specifies which media the serdes will be using
+ */
+struct phy_configure_opts_eth_serdes {
+ u32 speed;
+ enum ethernet_media_type media_type;
+};
+
+#endif
+
diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h
index e435bdb0bab3..78ecb375cede 100644
--- a/include/linux/phy/phy.h
+++ b/include/linux/phy/phy.h
@@ -18,6 +18,7 @@
#include <linux/phy/phy-dp.h>
#include <linux/phy/phy-mipi-dphy.h>
+#include <linux/phy/phy-ethernet-serdes.h>
struct phy;
@@ -49,11 +50,14 @@ enum phy_mode {
*
* @mipi_dphy: Configuration set applicable for phys supporting
* the MIPI_DPHY phy mode.
+ * @eth_serdes: Configuration set applicable for phys supporting
+ * the ethernet serdes.
* @dp: Configuration set applicable for phys supporting
* the DisplayPort protocol.
*/
union phy_configure_opts {
struct phy_configure_opts_mipi_dphy mipi_dphy;
+ struct phy_configure_opts_eth_serdes eth_serdes;
struct phy_configure_opts_dp dp;
};
--
2.29.2
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