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Date:   Fri, 29 Apr 2022 18:34:33 +0300
From:   <alexandru.tachici@...log.com>
To:     <andrew@...n.ch>
CC:     <o.rempel@...gutronix.de>, <alexandru.tachici@...log.com>,
        <davem@...emloft.net>, <devicetree@...r.kernel.org>,
        <hkallweit1@...il.com>, <kuba@...nel.org>,
        <linux-kernel@...r.kernel.org>, <linux@...linux.org.uk>,
        <netdev@...r.kernel.org>, <robh+dt@...nel.org>
Subject: [PATCH v7 3/7] net: phy: Add BaseT1 auto-negotiation registers

From: Alexandru Tachici <alexandru.tachici@...log.com>

Added BASE-T1 AN advertisement register (Registers 7.514, 7.515, and
7.516) and BASE-T1 AN LP Base Page ability register (Registers 7.517,
7.518, and 7.519).

Reviewed-by: Andrew Lunn <andrew@...n.ch>
Signed-off-by: Alexandru Tachici <alexandru.tachici@...log.com>
---
 include/uapi/linux/mdio.h | 40 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/include/uapi/linux/mdio.h b/include/uapi/linux/mdio.h
index 0b2eba36dd7c..fa3515257f54 100644
--- a/include/uapi/linux/mdio.h
+++ b/include/uapi/linux/mdio.h
@@ -70,6 +70,14 @@
 #define MDIO_B10L_PMA_CTRL	2294	/* 10BASE-T1L PMA control */
 #define MDIO_PMA_10T1L_STAT	2295	/* 10BASE-T1L PMA status */
 #define MDIO_PCS_10T1L_CTRL	2278	/* 10BASE-T1L PCS control */
+#define MDIO_AN_T1_CTRL		512	/* BASE-T1 AN control */
+#define MDIO_AN_T1_STAT		513	/* BASE-T1 AN status */
+#define MDIO_AN_T1_ADV_L	514	/* BASE-T1 AN advertisement register [15:0] */
+#define MDIO_AN_T1_ADV_M	515	/* BASE-T1 AN advertisement register [31:16] */
+#define MDIO_AN_T1_ADV_H	516	/* BASE-T1 AN advertisement register [47:32] */
+#define MDIO_AN_T1_LP_L		517	/* BASE-T1 AN LP Base Page ability register [15:0] */
+#define MDIO_AN_T1_LP_M		518	/* BASE-T1 AN LP Base Page ability register [31:16] */
+#define MDIO_AN_T1_LP_H		519	/* BASE-T1 AN LP Base Page ability register [47:32] */
 
 /* LASI (Link Alarm Status Interrupt) registers, defined by XENPAK MSA. */
 #define MDIO_PMA_LASI_RXCTRL	0x9000	/* RX_ALARM control */
@@ -293,6 +301,38 @@
 #define MDIO_PCS_10T1L_CTRL_LB		0x4000	/* Enable PCS level loopback mode */
 #define MDIO_PCS_10T1L_CTRL_RESET	0x8000	/* PCS reset */
 
+/* BASE-T1 auto-negotiation advertisement register [15:0] */
+#define MDIO_AN_T1_ADV_L_PAUSE_CAP	ADVERTISE_PAUSE_CAP
+#define MDIO_AN_T1_ADV_L_PAUSE_ASYM	ADVERTISE_PAUSE_ASYM
+#define MDIO_AN_T1_ADV_L_FORCE_MS	0x1000	/* Force Master/slave Configuration */
+#define MDIO_AN_T1_ADV_L_REMOTE_FAULT	ADVERTISE_RFAULT
+#define MDIO_AN_T1_ADV_L_ACK		ADVERTISE_LPACK
+#define MDIO_AN_T1_ADV_L_NEXT_PAGE_REQ	ADVERTISE_NPAGE
+
+/* BASE-T1 auto-negotiation advertisement register [31:16] */
+#define MDIO_AN_T1_ADV_M_B10L		0x4000	/* device is compatible with 10BASE-T1L */
+#define MDIO_AN_T1_ADV_M_MST		0x0010	/* advertise master preference */
+
+/* BASE-T1 auto-negotiation advertisement register [47:32] */
+#define MDIO_AN_T1_ADV_H_10L_TX_HI_REQ	0x1000	/* 10BASE-T1L High Level Transmit Request */
+#define MDIO_AN_T1_ADV_H_10L_TX_HI	0x2000	/* 10BASE-T1L High Level Transmit Ability */
+
+/* BASE-T1 AN LP Base Page ability register [15:0] */
+#define MDIO_AN_T1_LP_L_PAUSE_CAP	LPA_PAUSE_CAP
+#define MDIO_AN_T1_LP_L_PAUSE_ASYM	LPA_PAUSE_ASYM
+#define MDIO_AN_T1_LP_L_FORCE_MS	0x1000	/* LP Force Master/slave Configuration */
+#define MDIO_AN_T1_LP_L_REMOTE_FAULT	LPA_RFAULT
+#define MDIO_AN_T1_LP_L_ACK		LPA_LPACK
+#define MDIO_AN_T1_LP_L_NEXT_PAGE_REQ	LPA_NPAGE
+
+/* BASE-T1 AN LP Base Page ability register [31:16] */
+#define MDIO_AN_T1_LP_M_MST		0x0010	/* LP master preference */
+#define MDIO_AN_T1_LP_M_B10L		0x4000	/* LP is compatible with 10BASE-T1L */
+
+/* BASE-T1 AN LP Base Page ability register [47:32] */
+#define MDIO_AN_T1_LP_H_10L_TX_HI_REQ	0x1000	/* 10BASE-T1L High Level LP Transmit Request */
+#define MDIO_AN_T1_LP_H_10L_TX_HI	0x2000	/* 10BASE-T1L High Level LP Transmit Ability */
+
 /* EEE Supported/Advertisement/LP Advertisement registers.
  *
  * EEE capability Register (3.20), Advertisement (7.60) and
-- 
2.25.1

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