[PATCH v3 03/18] net/axgbe: add phy register map and helper macros

[Ravi Kumar <Ravi1.kumar@amd.com>]

Signed-off-by: Ravi Kumar <Ravi1.kumar@amd.com>
---
 drivers/net/axgbe/axgbe_phy.h | 314 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 314 insertions(+)
 create mode 100644 drivers/net/axgbe/axgbe_phy.h

diff --git a/drivers/net/axgbe/axgbe_phy.h b/drivers/net/axgbe/axgbe_phy.h
new file mode 100644
index 0000000..f7c8a88
--- /dev/null
+++ b/drivers/net/axgbe/axgbe_phy.h
@@ -0,0 +1,314 @@
+/*-
+ *   Copyright(c) 2017 Advanced Micro Devices, Inc.
+ *   All rights reserved.
+ *
+ *   AMD 10Gb Ethernet driver
+ *
+ *   This file is available to you under your choice of the following two
+ *   licenses:
+ *
+ *   License 1: GPLv2
+ *
+ *   Copyright (c) 2017 Advanced Micro Devices, Inc.
+ *
+ *   This file is free software; you may copy, redistribute and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This file is distributed in the hope that it will be useful, but
+ *   WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ *   General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ *   This file incorporates work covered by the following copyright and
+ *   permission notice:
+ *
+ *   Copyright (c) 2013 Synopsys, Inc.
+ *
+ *   The Synopsys DWC ETHER XGMAC Software Driver and documentation
+ *   (hereinafter "Software") is an unsupported proprietary work of Synopsys,
+ *   Inc. unless otherwise expressly agreed to in writing between Synopsys
+ *   and you.
+ *
+ *   The Software IS NOT an item of Licensed Software or Licensed Product
+ *   under any End User Software License Agreement or Agreement for Licensed
+ *   Product with Synopsys or any supplement thereto. Permission is hereby
+ *   granted, free of charge, to any person obtaining a copy of this software
+ *   annotated with this license and the Software, to deal in the Software
+ *   without restriction, including without limitation the rights to use,
+ *   copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ *   of the Software, and to permit persons to whom the Software is furnished
+ *   to do so, subject to the following conditions:
+ *
+ *   The above copyright notice and this permission notice shall be included
+ *   in all copies or substantial portions of the Software.
+ *
+ *   THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS"
+ *   BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ *   TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ *   PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS
+ *   BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ *   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ *   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ *   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ *   THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *   License 2: Modified BSD
+ *
+ *   Copyright (c) 2017 Advanced Micro Devices, Inc.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of Advanced Micro Devices, Inc. nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ *   <COPYRIGHT HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *   This file incorporates work covered by the following copyright and
+ *   permission notice:
+ *
+ *   Copyright (c) 2013 Synopsys, Inc.
+ *
+ *   The Synopsys DWC ETHER XGMAC Software Driver and documentation
+ *   (hereinafter "Software") is an unsupported proprietary work of Synopsys,
+ *   Inc. unless otherwise expressly agreed to in writing between Synopsys
+ *   and you.
+ *
+ *   The Software IS NOT an item of Licensed Software or Licensed Product
+ *   under any End User Software License Agreement or Agreement for Licensed
+ *   Product with Synopsys or any supplement thereto. Permission is hereby
+ *   granted, free of charge, to any person obtaining a copy of this software
+ *   annotated with this license and the Software, to deal in the Software
+ *   without restriction, including without limitation the rights to use,
+ *   copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ *   of the Software, and to permit persons to whom the Software is furnished
+ *   to do so, subject to the following conditions:
+ *
+ *   The above copyright notice and this permission notice shall be included
+ *   in all copies or substantial portions of the Software.
+ *
+ *   THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS"
+ *   BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ *   TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ *   PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS
+ *   BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ *   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ *   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ *   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ *   THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __AXGBE_PHY_H__
+#define __AXGBE_PHY_H__
+
+#define SPEED_10    10
+#define SPEED_100   100
+#define SPEED_1000  1000
+#define SPEED_2500  2500
+#define SPEED_10000 10000
+
+
+/* Or MII_ADDR_C45 into regnum for read/write on mii_bus to enable the 21 bit
+ * IEEE 802.3ae clause 45 addressing mode used by 10GIGE phy chips.
+ */
+#define MII_ADDR_C45 (1 << 30)
+
+/* Basic mode status register. */
+#define BMSR_LSTATUS            0x0004  /* Link status */
+
+/* Status register 1. */
+#define MDIO_STAT1_LSTATUS              BMSR_LSTATUS
+
+/* Generic MII registers. */
+#define MII_BMCR		0x00	/* Basic mode control register */
+#define MII_BMSR		0x01	/* Basic mode status register  */
+#define MII_PHYSID1		0x02	/* PHYS ID 1                   */
+#define MII_PHYSID2		0x03	/* PHYS ID 2                   */
+#define MII_ADVERTISE		0x04	/* Advertisement control reg   */
+#define MII_LPA			0x05	/* Link partner ability reg    */
+#define MII_EXPANSION		0x06	/* Expansion register          */
+#define MII_CTRL1000		0x09	/* 1000BASE-T control          */
+#define MII_STAT1000		0x0a	/* 1000BASE-T status           */
+#define	MII_MMD_CTRL		0x0d	/* MMD Access Control Register */
+#define	MII_MMD_DATA		0x0e	/* MMD Access Data Register */
+#define MII_ESTATUS		0x0f	/* Extended Status             */
+#define MII_DCOUNTER		0x12	/* Disconnect counter          */
+#define MII_FCSCOUNTER		0x13	/* False carrier counter       */
+#define MII_NWAYTEST		0x14	/* N-way auto-neg test reg     */
+#define MII_RERRCOUNTER		0x15	/* Receive error counter       */
+#define MII_SREVISION		0x16	/* Silicon revision            */
+#define MII_RESV1		0x17	/* Reserved...                 */
+#define MII_LBRERROR		0x18	/* Lpback, rx, bypass error    */
+#define MII_PHYADDR		0x19	/* PHY address                 */
+#define MII_RESV2		0x1a	/* Reserved...                 */
+#define MII_TPISTATUS		0x1b	/* TPI status for 10mbps       */
+#define MII_NCONFIG		0x1c	/* Network interface config    */
+
+/* Basic mode control register. */
+#define BMCR_RESV		0x003f	/* Unused...                   */
+#define BMCR_SPEED1000		0x0040	/* MSB of Speed (1000)         */
+#define BMCR_CTST		0x0080	/* Collision test              */
+#define BMCR_FULLDPLX		0x0100	/* Full duplex                 */
+#define BMCR_ANRESTART		0x0200	/* Auto negotiation restart    */
+#define BMCR_ISOLATE		0x0400	/* Isolate data paths from MII */
+#define BMCR_PDOWN		0x0800	/* Enable low power state      */
+#define BMCR_ANENABLE		0x1000	/* Enable auto negotiation     */
+#define BMCR_SPEED100		0x2000	/* Select 100Mbps              */
+#define BMCR_LOOPBACK		0x4000	/* TXD loopback bits           */
+#define BMCR_RESET		0x8000	/* Reset to default state      */
+#define BMCR_SPEED10		0x0000	/* Select 10Mbps               */
+
+
+/* MDIO Manageable Devices (MMDs). */
+#define MDIO_MMD_PMAPMD		1	/* Physical Medium Attachment
+					 * Physical Medium Dependent
+					 */
+#define MDIO_MMD_WIS		2	/* WAN Interface Sublayer */
+#define MDIO_MMD_PCS		3	/* Physical Coding Sublayer */
+#define MDIO_MMD_PHYXS		4	/* PHY Extender Sublayer */
+#define MDIO_MMD_DTEXS		5	/* DTE Extender Sublayer */
+#define MDIO_MMD_TC		6	/* Transmission Convergence */
+#define MDIO_MMD_AN		7	/* Auto-Negotiation */
+#define MDIO_MMD_C22EXT		29	/* Clause 22 extension */
+#define MDIO_MMD_VEND1		30	/* Vendor specific 1 */
+#define MDIO_MMD_VEND2		31	/* Vendor specific 2 */
+
+/* Generic MDIO registers. */
+#define MDIO_CTRL1		MII_BMCR
+#define MDIO_STAT1		MII_BMSR
+#define MDIO_DEVID1		MII_PHYSID1
+#define MDIO_DEVID2		MII_PHYSID2
+#define MDIO_SPEED		4	/* Speed ability */
+#define MDIO_DEVS1		5	/* Devices in package */
+#define MDIO_DEVS2		6
+#define MDIO_CTRL2		7	/* 10G control 2 */
+#define MDIO_STAT2		8	/* 10G status 2 */
+#define MDIO_PMA_TXDIS		9	/* 10G PMA/PMD transmit disable */
+#define MDIO_PMA_RXDET		10	/* 10G PMA/PMD receive signal detect */
+#define MDIO_PMA_EXTABLE	11	/* 10G PMA/PMD extended ability */
+#define MDIO_PKGID1		14	/* Package identifier */
+#define MDIO_PKGID2		15
+#define MDIO_AN_ADVERTISE	16	/* AN advertising (base page) */
+#define MDIO_AN_LPA		19	/* AN LP abilities (base page) */
+#define MDIO_PCS_EEE_ABLE	20	/* EEE Capability register */
+#define MDIO_PCS_EEE_WK_ERR	22	/* EEE wake error counter */
+#define MDIO_PHYXS_LNSTAT	24	/* PHY XGXS lane state */
+#define MDIO_AN_EEE_ADV		60	/* EEE advertisement */
+#define MDIO_AN_EEE_LPABLE	61	/* EEE link partner ability */
+
+/* Media-dependent registers. */
+#define MDIO_PMA_10GBT_SWAPPOL	130	/* 10GBASE-T pair swap & polarity */
+#define MDIO_PMA_10GBT_TXPWR	131	/* 10GBASE-T TX power control */
+#define MDIO_PMA_10GBT_SNR	133	/* 10GBASE-T SNR margin, lane A.
+					 * Lanes B-D are numbered 134-136.
+					 */
+#define MDIO_PMA_10GBR_FECABLE	170	/* 10GBASE-R FEC ability */
+#define MDIO_PCS_10GBX_STAT1	24	/* 10GBASE-X PCS status 1 */
+#define MDIO_PCS_10GBRT_STAT1	32	/* 10GBASE-R/-T PCS status 1 */
+#define MDIO_PCS_10GBRT_STAT2	33	/* 10GBASE-R/-T PCS status 2 */
+#define MDIO_AN_10GBT_CTRL	32	/* 10GBASE-T auto-negotiation control */
+#define MDIO_AN_10GBT_STAT	33	/* 10GBASE-T auto-negotiation status */
+
+/* Control register 1. */
+/* Enable extended speed selection */
+#define MDIO_CTRL1_SPEEDSELEXT		(BMCR_SPEED1000 | BMCR_SPEED100)
+/* All speed selection bits */
+#define MDIO_CTRL1_SPEEDSEL		(MDIO_CTRL1_SPEEDSELEXT | 0x003c)
+#define MDIO_CTRL1_FULLDPLX		BMCR_FULLDPLX
+#define MDIO_CTRL1_LPOWER		BMCR_PDOWN
+#define MDIO_CTRL1_RESET		BMCR_RESET
+#define MDIO_PMA_CTRL1_LOOPBACK		0x0001
+#define MDIO_PMA_CTRL1_SPEED1000	BMCR_SPEED1000
+#define MDIO_PMA_CTRL1_SPEED100		BMCR_SPEED100
+#define MDIO_PCS_CTRL1_LOOPBACK		BMCR_LOOPBACK
+#define MDIO_PHYXS_CTRL1_LOOPBACK	BMCR_LOOPBACK
+#define MDIO_AN_CTRL1_RESTART		BMCR_ANRESTART
+#define MDIO_AN_CTRL1_ENABLE		BMCR_ANENABLE
+#define MDIO_AN_CTRL1_XNP		0x2000	/* Enable extended next page */
+#define MDIO_PCS_CTRL1_CLKSTOP_EN	0x400	/* Stop the clock during LPI */
+
+
+
+
+
+/* PMA 10GBASE-R FEC ability register. */
+#define MDIO_PMA_10GBR_FECABLE_ABLE     0x0001  /* FEC ability */
+#define MDIO_PMA_10GBR_FECABLE_ERRABLE  0x0002  /* FEC error indic. ability */
+
+
+/* Autoneg related */
+#define ADVERTISED_Autoneg		(1 << 6)
+#define SUPPORTED_Autoneg		(1 << 6)
+#define AUTONEG_DISABLE			0x00
+#define AUTONEG_ENABLE			0x01
+
+#define ADVERTISED_Pause		(1 << 13)
+#define ADVERTISED_Asym_Pause		(1 << 14)
+
+#define SUPPORTED_Pause			(1 << 13)
+#define SUPPORTED_Asym_Pause		(1 << 14)
+
+#define SUPPORTED_Backplane		(1 << 16)
+#define SUPPORTED_TP                    (1 << 7)
+
+#define ADVERTISED_10000baseR_FEC       (1 << 20)
+
+#define SUPPORTED_10000baseR_FEC	(1 << 20)
+
+#define SUPPORTED_FIBRE                 (1 << 10)
+
+#define ADVERTISED_10000baseKR_Full	(1 << 19)
+#define ADVERTISED_10000baseT_Full	(1 << 12)
+#define ADVERTISED_2500baseX_Full	(1 << 15)
+#define ADVERTISED_1000baseKX_Full	(1 << 17)
+#define ADVERTISED_1000baseT_Full	(1 << 5)
+#define ADVERTISED_100baseT_Full	(1 << 3)
+#define ADVERTISED_TP			(1 << 7)
+#define ADVERTISED_FIBRE		(1 << 10)
+#define ADVERTISED_Backplane            (1 << 16)
+
+#define SUPPORTED_1000baseKX_Full       (1 << 17)
+#define SUPPORTED_10000baseKR_Full      (1 << 19)
+#define SUPPORTED_2500baseX_Full	(1 << 15)
+#define SUPPORTED_100baseT_Full         (1 << 2)
+#define SUPPORTED_1000baseT_Full        (1 << 5)
+#define SUPPORTED_10000baseT_Full       (1 << 12)
+#define SUPPORTED_2500baseX_Full        (1 << 15)
+
+
+#define SPEED_UNKNOWN           -1
+
+/* Duplex, half or full. */
+#define DUPLEX_HALF             0x00
+#define DUPLEX_FULL             0x01
+#define DUPLEX_UNKNOWN          0xff
+
+#endif
+/* PHY */
-- 
2.7.4