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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Copyright (c) 2020 Synopsys, Inc. and/or its affiliates.4 * Synopsys DesignWare XPCS helpers5 */6 7#ifndef __LINUX_PCS_XPCS_H8#define __LINUX_PCS_XPCS_H9 10#include <linux/clk.h>11#include <linux/fwnode.h>12#include <linux/mdio.h>13#include <linux/phy.h>14#include <linux/phylink.h>15#include <linux/types.h>16 17/* AN mode */18#define DW_AN_C73 119#define DW_AN_C37_SGMII 220#define DW_2500BASEX 321#define DW_AN_C37_1000BASEX 422#define DW_10GBASER 523 24struct dw_xpcs_desc;25 26enum dw_xpcs_pcs_id {27 DW_XPCS_ID_NATIVE = 0,28 NXP_SJA1105_XPCS_ID = 0x00000010,29 NXP_SJA1110_XPCS_ID = 0x00000020,30 DW_XPCS_ID = 0x7996ced0,31 DW_XPCS_ID_MASK = 0xffffffff,32};33 34enum dw_xpcs_pma_id {35 DW_XPCS_PMA_ID_NATIVE = 0,36 DW_XPCS_PMA_GEN1_3G_ID,37 DW_XPCS_PMA_GEN2_3G_ID,38 DW_XPCS_PMA_GEN2_6G_ID,39 DW_XPCS_PMA_GEN4_3G_ID,40 DW_XPCS_PMA_GEN4_6G_ID,41 DW_XPCS_PMA_GEN5_10G_ID,42 DW_XPCS_PMA_GEN5_12G_ID,43 WX_TXGBE_XPCS_PMA_10G_ID = 0x0018fc80,44};45 46struct dw_xpcs_info {47 u32 pcs;48 u32 pma;49};50 51enum dw_xpcs_clock {52 DW_XPCS_CORE_CLK,53 DW_XPCS_PAD_CLK,54 DW_XPCS_NUM_CLKS,55};56 57struct dw_xpcs {58 struct dw_xpcs_info info;59 const struct dw_xpcs_desc *desc;60 struct mdio_device *mdiodev;61 struct clk_bulk_data clks[DW_XPCS_NUM_CLKS];62 struct phylink_pcs pcs;63 phy_interface_t interface;64};65 66int xpcs_get_an_mode(struct dw_xpcs *xpcs, phy_interface_t interface);67void xpcs_link_up(struct phylink_pcs *pcs, unsigned int neg_mode,68 phy_interface_t interface, int speed, int duplex);69int xpcs_do_config(struct dw_xpcs *xpcs, phy_interface_t interface,70 const unsigned long *advertising, unsigned int neg_mode);71void xpcs_get_interfaces(struct dw_xpcs *xpcs, unsigned long *interfaces);72int xpcs_config_eee(struct dw_xpcs *xpcs, int mult_fact_100ns,73 int enable);74struct dw_xpcs *xpcs_create_mdiodev(struct mii_bus *bus, int addr,75 phy_interface_t interface);76struct dw_xpcs *xpcs_create_fwnode(struct fwnode_handle *fwnode,77 phy_interface_t interface);78void xpcs_destroy(struct dw_xpcs *xpcs);79 80#endif /* __LINUX_PCS_XPCS_H */81