Hi Joe,
Any comments/feedback on this v3 patch?
Thanks.
Regards,
Joyce Ooi
> -----Original Message-----
> From: Ooi, Joyce
> Sent: Friday, November 9, 2018 6:16 PM
> To: Joe Hershberger <joe.hershber...@ni.com>
> Cc: Grygorii Strashko <grygorii.stras...@ti.com>; Neil Armstrong
> <narmstr...@baylibre.com>; Mario Six <mario....@gdsys.cc>; Florian Fainelli
> <f.faine...@gmail.com>; Priyanka Jain <priyanka.j...@nxp.com>; Ooi, Joyce
> <joyce....@intel.com>; See, Chin Liang <chin.liang....@intel.com>; Ong, Hean
> Loong <hean.loong....@intel.com>; u-boot@lists.denx.de
> Subject: [PATCH v3] net: phy: add TSE PCS support to dwmac-socfpga
>
> This adds support for TSE PCS (Triple Speed Ethernet Physical Coding
> Sublayer) that uses SGMII adapter when the phy-mode in device tree is set to
> sgmii.
>
> Signed-off-by: Ooi, Joyce <joyce....@intel.com>
> ---
> arch/arm/mach-socfpga/include/mach/misc.h | 3 +
> arch/arm/mach-socfpga/misc_s10.c | 6 +
> drivers/net/Makefile | 3 +-
> drivers/net/designware.c | 5 +
> drivers/net/designware.h | 1 +
> drivers/net/dwmac_socfpga.c | 122 +++++++++++++++++++
> drivers/net/phy/altr_tse_pcs.c | 184
> +++++++++++++++++++++++++++++
> drivers/net/phy/altr_tse_pcs.h | 56 +++++++++
> 8 files changed, 379 insertions(+), 1 deletions(-) create mode 100644
> drivers/net/phy/altr_tse_pcs.c create mode 100644
> drivers/net/phy/altr_tse_pcs.h
> ---
> v2: add a __weak function to make it compatible for all socfpga platforms
> v3: remove __weak function and use board-specific implementation instead
>
> diff --git a/arch/arm/mach-socfpga/include/mach/misc.h b/arch/arm/mach-
> socfpga/include/mach/misc.h
> index 4fc9570..751705e 100644
> --- a/arch/arm/mach-socfpga/include/mach/misc.h
> +++ b/arch/arm/mach-socfpga/include/mach/misc.h
> @@ -30,6 +30,9 @@ void socfpga_init_security_policies(void);
> void socfpga_sdram_remap_zero(void);
> #endif
>
> +#ifdef CONFIG_TARGET_SOCFPGA_STRATIX10
> +int socfpga_test_fpga_ready(void);
> +#endif
> void do_bridge_reset(int enable);
>
> #endif /* _MISC_H_ */
> diff --git a/arch/arm/mach-socfpga/misc_s10.c b/arch/arm/mach-
> socfpga/misc_s10.c
> index e599362..3cd9c30 100644
> --- a/arch/arm/mach-socfpga/misc_s10.c
> +++ b/arch/arm/mach-socfpga/misc_s10.c
> @@ -11,6 +11,7 @@
> #include <miiphy.h>
> #include <netdev.h>
> #include <asm/io.h>
> +#include <asm/arch/mailbox_s10.h>
> #include <asm/arch/reset_manager.h>
> #include <asm/arch/system_manager.h>
> #include <asm/arch/misc.h>
> @@ -91,6 +92,11 @@ static int socfpga_set_phymode(void)
>
> return 0;
> }
> +
> +int socfpga_test_fpga_ready(void)
> +{
> + return mbox_get_fpga_config_status(MBOX_CONFIG_STATUS);
> +}
> #else
> static int socfpga_set_phymode(void)
> {
> diff --git a/drivers/net/Makefile b/drivers/net/Makefile index
> 48a2878..c2333b5
> 100644
> --- a/drivers/net/Makefile
> +++ b/drivers/net/Makefile
> @@ -14,7 +14,7 @@ obj-$(CONFIG_CALXEDA_XGMAC) += calxedaxgmac.o
> obj-$(CONFIG_CS8900) += cs8900.o
> obj-$(CONFIG_TULIP) += dc2114x.o
> obj-$(CONFIG_ETH_DESIGNWARE) += designware.o
> -obj-$(CONFIG_ETH_DESIGNWARE_SOCFPGA) += dwmac_socfpga.o
> +obj-$(CONFIG_ETH_DESIGNWARE_SOCFPGA) += dwmac-socfpga.o
> obj-$(CONFIG_DRIVER_DM9000) += dm9000x.o
> obj-$(CONFIG_DNET) += dnet.o
> obj-$(CONFIG_E1000) += e1000.o
> @@ -73,3 +73,4 @@ obj-$(CONFIG_PIC32_ETH) += pic32_mdio.o pic32_eth.o
> obj-$(CONFIG_DWC_ETH_QOS) += dwc_eth_qos.o
> obj-$(CONFIG_FSL_PFE) += pfe_eth/
> obj-$(CONFIG_SNI_AVE) += sni_ave.o
> +dwmac-socfpga-objs := phy/altr_tse_pcs.o dwmac_socfpga.o
> diff --git a/drivers/net/designware.c b/drivers/net/designware.c index
> 19db0a8..666cf41 100644
> --- a/drivers/net/designware.c
> +++ b/drivers/net/designware.c
> @@ -235,6 +235,8 @@ static int dw_adjust_link(struct dw_eth_dev *priv, struct
> eth_mac_regs *mac_p,
> struct phy_device *phydev)
> {
> u32 conf = readl(&mac_p->conf) | FRAMEBURSTENABLE |
> DISABLERXOWN;
> + struct udevice *dev = priv->phydev->dev;
> + struct dw_eth_pdata *dw_pdata = dev_get_platdata(dev);
>
> if (!phydev->link) {
> printf("%s: No link.\n", phydev->dev->name); @@ -254,6
> +256,9 @@ static int dw_adjust_link(struct dw_eth_dev *priv, struct
> eth_mac_regs *mac_p,
>
> writel(conf, &mac_p->conf);
>
> + if (dw_pdata->pcs_adjust_link)
> + dw_pdata->pcs_adjust_link(dev, phydev);
> +
> printf("Speed: %d, %s duplex%s\n", phydev->speed,
> (phydev->duplex) ? "full" : "half",
> (phydev->port == PORT_FIBRE) ? ", fiber mode" : ""); diff --git
> a/drivers/net/designware.h b/drivers/net/designware.h index dea12b7..3a5a93f
> 100644
> --- a/drivers/net/designware.h
> +++ b/drivers/net/designware.h
> @@ -255,6 +255,7 @@ extern const struct eth_ops designware_eth_ops; struct
> dw_eth_pdata {
> struct eth_pdata eth_pdata;
> u32 reset_delays[3];
> + void (*pcs_adjust_link)(struct udevice *dev, struct phy_device
> +*phydev);
> };
>
> int designware_eth_init(struct dw_eth_dev *priv, u8 *enetaddr); diff --git
> a/drivers/net/dwmac_socfpga.c b/drivers/net/dwmac_socfpga.c index
> 08fc967..7d13f3c 100644
> --- a/drivers/net/dwmac_socfpga.c
> +++ b/drivers/net/dwmac_socfpga.c
> @@ -9,12 +9,16 @@
> #include <asm/io.h>
> #include <dm.h>
> #include <clk.h>
> +#include <fdt_support.h>
> #include <phy.h>
> #include <regmap.h>
> #include <reset.h>
> #include <syscon.h>
> #include "designware.h"
> +#include "phy/altr_tse_pcs.h"
>
> +#include <asm/arch/misc.h>
> +#include <asm/arch/reset_manager.h>
> #include <asm/arch/system_manager.h>
>
> enum dwmac_type {
> @@ -27,8 +31,123 @@ struct dwmac_socfpga_platdata {
> struct dw_eth_pdata dw_eth_pdata;
> enum dwmac_type type;
> void *phy_intf;
> + struct tse_pcs pcs;
> };
>
> +static void socfpga_tse_pcs_adjust_link(struct udevice *dev,
> + struct phy_device *phydev)
> +{
> + struct dwmac_socfpga_platdata *pdata = dev_get_platdata(dev);
> + phys_addr_t tse_pcs_base = pdata->pcs.tse_pcs_base;
> + phys_addr_t sgmii_adapter_base = pdata->pcs.sgmii_adapter_base;
> +
> + if ((tse_pcs_base) && (sgmii_adapter_base))
> + writew(SGMII_ADAPTER_DISABLE,
> + sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
> +
> + if ((tse_pcs_base) && (sgmii_adapter_base))
> + tse_pcs_fix_mac_speed(&pdata->pcs, phydev, phydev->speed);
> }
> +
> +static int socfpga_dw_tse_pcs_init(struct udevice *dev) {
> + struct dwmac_socfpga_platdata *pdata = dev_get_platdata(dev);
> + struct dw_eth_pdata *dw_pdata = &pdata->dw_eth_pdata;
> + struct eth_pdata *eth_pdata = &pdata->dw_eth_pdata.eth_pdata;
> + phys_addr_t tse_pcs_base = pdata->pcs.tse_pcs_base;
> + phys_addr_t sgmii_adapter_base = pdata->pcs.sgmii_adapter_base;
> + const fdt32_t *reg;
> + int ret = 0;
> + int parent, index, na, ns, offset, len;
> +
> + offset = fdtdec_lookup_phandle(gd->fdt_blob, dev_of_offset(dev),
> + "altr,gmii-to-sgmii-converter");
> + if (offset > 0) {
> +#ifdef CONFIG_TARGET_SOCFPGA_STRATIX10
> + /* check FPGA status */
> + ret = socfpga_test_fpga_ready();
> + if (ret) {
> + debug("%s: FPGA not ready (%d)\n", __func__, ret);
> + return -EPERM;
> + }
> +#endif
> + /* enable HPS bridge */
> + do_bridge_reset(1);
> +
> + parent = fdt_parent_offset(gd->fdt_blob, offset);
> + if (parent < 0) {
> + debug("s10-hps-bridge DT not found\n");
> + return -ENODEV;
> + }
> +
> + na = fdt_address_cells(gd->fdt_blob, parent);
> + if (na < 1) {
> + debug("bad #address-cells\n");
> + return -EINVAL;
> + }
> +
> + ns = fdt_size_cells(gd->fdt_blob, parent);
> + if (ns < 1) {
> + debug("bad #size-cells\n");
> + return -EINVAL;
> + }
> +
> + index = fdt_stringlist_search(gd->fdt_blob, offset, "reg-names",
> + "eth_tse_control_port");
> + if (index < 0) {
> + debug("fail to find eth_tse_control_port: %s\n",
> + fdt_strerror(index));
> + return -ENOENT;
> + }
> +
> + reg = fdt_getprop(gd->fdt_blob, offset, "reg", &len);
> + if (!reg || (len <= (index * sizeof(fdt32_t) * (na + ns))))
> + return -EINVAL;
> +
> + reg += index * (na + ns);
> + tse_pcs_base = fdt_translate_address((void *)gd->fdt_blob,
> + offset, reg);
> + if (tse_pcs_base == FDT_ADDR_T_NONE) {
> + debug("tse pcs address not found\n");
> + return -EINVAL;
> + }
> +
> + index = fdt_stringlist_search(gd->fdt_blob, offset, "reg-names",
> +
> "gmii_to_sgmii_adapter_avalon_slave");
> + if (index < 0) {
> + debug("fail to find
> gmii_to_sgmii_adapter_avalon_slave: %s\n",
> + fdt_strerror(index));
> + return -EINVAL;
> + }
> +
> + reg = fdt_getprop(gd->fdt_blob, offset, "reg", &len);
> + if (!reg || (len <= (index * sizeof(fdt32_t) * (na + ns))))
> + return -EINVAL;
> +
> + reg += index * (na + ns);
> + sgmii_adapter_base = fdt_translate_address((void *)gd-
> >fdt_blob,
> + offset, reg);
> + if (sgmii_adapter_base == FDT_ADDR_T_NONE) {
> + debug("gmii-to-sgmii adapter address not found\n");
> + return -EINVAL;
> + }
> +
> + if (eth_pdata->phy_interface ==
> PHY_INTERFACE_MODE_SGMII) {
> + if (tse_pcs_init(tse_pcs_base, &pdata->pcs) != 0) {
> + debug("Unable to intiialize TSE PCS\n");
> + return -EINVAL;
> + }
> + }
> + /* Clear sgmii_adapter_base first */
> + writel(0, sgmii_adapter_base);
> +
> + pdata->pcs.tse_pcs_base = tse_pcs_base;
> + pdata->pcs.sgmii_adapter_base = sgmii_adapter_base;
> + dw_pdata->pcs_adjust_link = socfpga_tse_pcs_adjust_link;
> + }
> + return ret;
> +}
> +
> static int dwmac_socfpga_ofdata_to_platdata(struct udevice *dev) {
> struct dwmac_socfpga_platdata *pdata = dev_get_platdata(dev); @@ -
> 94,6 +213,7 @@ static int dwmac_socfpga_probe(struct udevice *dev)
> switch (edata->phy_interface) {
> case PHY_INTERFACE_MODE_MII:
> case PHY_INTERFACE_MODE_GMII:
> + case PHY_INTERFACE_MODE_SGMII:
> modereg =
> SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_GMII_MII;
> break;
> case PHY_INTERFACE_MODE_RMII:
> @@ -122,6 +242,8 @@ static int dwmac_socfpga_probe(struct udevice *dev)
> reset_release_bulk(&reset_bulk);
> }
>
> + socfpga_dw_tse_pcs_init(dev);
> +
> return designware_eth_probe(dev);
> }
>
> diff --git a/drivers/net/phy/altr_tse_pcs.c b/drivers/net/phy/altr_tse_pcs.c
> new
> file mode 100644 index 0000000..4423538
> --- /dev/null
> +++ b/drivers/net/phy/altr_tse_pcs.c
> @@ -0,0 +1,184 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright (C) 2018 Intel Corporation <www.intel.com> */
> +
> +#include <asm/io.h>
> +#include <common.h>
> +#include <command.h>
> +#include <malloc.h>
> +#include <net.h>
> +#include <linux/compat.h>
> +#include <phy.h>
> +#include <timer.h>
> +#include <wait_bit.h>
> +#include <linux/ethtool.h>
> +
> +#include <asm/omap_common.h>
> +#include <asm/omap_musb.h>
> +
> +#include "altr_tse_pcs.h"
> +
> +static int tse_pcs_reset(phys_addr_t base, struct tse_pcs *pcs) {
> + int ret;
> + u16 val;
> + phys_addr_t reg = base + TSE_PCS_CONTROL_REG;
> +
> + val = readw(reg);
> + val |= TSE_PCS_SW_RST_MASK;
> +
> + writew(val, reg);
> +
> + ret = wait_for_bit_le16(®, TSE_PCS_SW_RST_MASK, false,
> + TSE_PCS_SW_RESET_TIMEOUT, false);
> +
> + if (ret) {
> + debug("%s: PCS could not get out of sw reset\n", __func__);
> + return -ETIMEDOUT;
> + }
> +
> + return 0;
> +}
> +
> +int tse_pcs_init(phys_addr_t base, struct tse_pcs *pcs) {
> + int ret = 0;
> +
> + writew(TSE_PCS_USE_SGMII_ENA, base + TSE_PCS_IF_MODE_REG);
> + writew(TSE_PCS_SGMII_LINK_TIMER_0, base +
> TSE_PCS_LINK_TIMER_0_REG);
> + writew(TSE_PCS_SGMII_LINK_TIMER_1, base +
> TSE_PCS_LINK_TIMER_1_REG);
> +
> + ret = tse_pcs_reset(base, pcs);
> + if (ret == 0)
> + writew(SGMII_ADAPTER_ENABLE,
> + pcs->sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
> +
> + return ret;
> +}
> +
> +static void pcs_link_timer_callback(struct tse_pcs *pcs) {
> + u16 val = 0;
> + phys_addr_t tse_pcs_base = pcs->tse_pcs_base;
> + phys_addr_t sgmii_adapter_base = pcs->sgmii_adapter_base;
> +
> + val = readw(tse_pcs_base + TSE_PCS_STATUS_REG);
> + val &= TSE_PCS_STATUS_LINK_MASK;
> +
> + if (val != 0) {
> + printf("Adapter: Link is established\n");
> + writew(SGMII_ADAPTER_ENABLE,
> + sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
> + } else {
> + printf("Adapter: Link fail to establish\n");
> + }
> +}
> +
> +static void auto_nego_timer_callback(struct tse_pcs *pcs) {
> + u16 val = 0;
> + u16 speed = 0;
> + u16 duplex = 0;
> + phys_addr_t tse_pcs_base = pcs->tse_pcs_base;
> + phys_addr_t sgmii_adapter_base = pcs->sgmii_adapter_base;
> +
> + val = readw(tse_pcs_base + TSE_PCS_STATUS_REG);
> + val &= TSE_PCS_STATUS_AN_COMPLETED_MASK;
> +
> + if (val != 0) {
> + printf("Adapter: Auto Negotiation is completed\n");
> + val = readw(tse_pcs_base + TSE_PCS_PARTNER_ABILITY_REG);
> + speed = val & TSE_PCS_PARTNER_SPEED_MASK;
> + duplex = val & TSE_PCS_PARTNER_DUPLEX_MASK;
> +
> + if (duplex == TSE_PCS_PARTNER_DUPLEX_FULL) {
> + if (speed == TSE_PCS_PARTNER_SPEED_10)
> + printf("Adapter: Link Partner is Up -
> 10/Full\n");
> + else if (speed == TSE_PCS_PARTNER_SPEED_100)
> + printf("Adapter: Link Partner is Up -
> 100/Full\n");
> + else if (speed == TSE_PCS_PARTNER_SPEED_1000)
> + printf("Adapter: Link Partner is Up -
> 1000/Full\n");
> + } else if (duplex == TSE_PCS_PARTNER_DUPLEX_HALF)
> + printf("Adapter does not support Half Duplex\n");
> + else
> + printf("Adapter: Invalid Partner Speed and Duplex\n");
> +
> + if (duplex == TSE_PCS_PARTNER_DUPLEX_FULL &&
> + (speed == TSE_PCS_PARTNER_SPEED_10 ||
> + speed == TSE_PCS_PARTNER_SPEED_100 ||
> + speed == TSE_PCS_PARTNER_SPEED_1000))
> + writew(SGMII_ADAPTER_ENABLE,
> + sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
> + } else {
> + printf("Auto-negotioation failed\n");
> + }
> +}
> +
> +void tse_pcs_fix_mac_speed(struct tse_pcs *pcs, struct phy_device *phy_dev,
> + unsigned int speed)
> +{
> + phys_addr_t tse_pcs_base = pcs->tse_pcs_base;
> + phys_addr_t sgmii_adapter_base = pcs->sgmii_adapter_base;
> + u32 val, start;
> +
> + writew(SGMII_ADAPTER_ENABLE,
> + sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
> + pcs->autoneg = phy_dev->autoneg;
> +
> + if (pcs->autoneg == AUTONEG_ENABLE) {
> + val = readw(tse_pcs_base + TSE_PCS_CONTROL_REG);
> + val |= TSE_PCS_CONTROL_AN_EN_MASK;
> + writew(val, tse_pcs_base + TSE_PCS_CONTROL_REG);
> +
> + val = readw(tse_pcs_base + TSE_PCS_IF_MODE_REG);
> + val |= TSE_PCS_USE_SGMII_AN_MASK;
> + writew(val, tse_pcs_base + TSE_PCS_IF_MODE_REG);
> +
> + val = readw(tse_pcs_base + TSE_PCS_CONTROL_REG);
> + val |= TSE_PCS_CONTROL_RESTART_AN_MASK;
> +
> + tse_pcs_reset(tse_pcs_base, pcs);
> +
> + } else if (pcs->autoneg == AUTONEG_DISABLE) {
> + val = readw(tse_pcs_base + TSE_PCS_CONTROL_REG);
> + val &= ~TSE_PCS_CONTROL_AN_EN_MASK;
> + writew(val, tse_pcs_base + TSE_PCS_CONTROL_REG);
> +
> + val = readw(tse_pcs_base + TSE_PCS_IF_MODE_REG);
> + val &= ~TSE_PCS_USE_SGMII_AN_MASK;
> + writew(val, tse_pcs_base + TSE_PCS_IF_MODE_REG);
> +
> + val = readw(tse_pcs_base + TSE_PCS_IF_MODE_REG);
> + val &= ~TSE_PCS_SGMII_SPEED_MASK;
> +
> + switch (speed) {
> + case 1000:
> + val |= TSE_PCS_SGMII_SPEED_1000;
> + break;
> + case 100:
> + val |= TSE_PCS_SGMII_SPEED_100;
> + break;
> + case 10:
> + val |= TSE_PCS_SGMII_SPEED_10;
> + break;
> + default:
> + return;
> + }
> + writew(val, tse_pcs_base + TSE_PCS_IF_MODE_REG);
> +
> + tse_pcs_reset(tse_pcs_base, pcs);
> + }
> +
> + start = get_timer(0);
> + while (1) {
> + if (get_timer(start) >= AUTONEGO_LINK_TIMER) {
> + if (pcs->autoneg == AUTONEG_ENABLE)
> + auto_nego_timer_callback(pcs);
> + else if (pcs->autoneg == AUTONEG_DISABLE)
> + pcs_link_timer_callback(pcs);
> + return;
> + }
> + udelay(100);
> + }
> +}
> diff --git a/drivers/net/phy/altr_tse_pcs.h b/drivers/net/phy/altr_tse_pcs.h
> new
> file mode 100644 index 0000000..0e8d4f4
> --- /dev/null
> +++ b/drivers/net/phy/altr_tse_pcs.h
> @@ -0,0 +1,56 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright (C) 2018 Intel Corporation <www.intel.com> */
> +
> +#ifndef __TSE_PCS_H__
> +#define __TSE_PCS_H__
> +
> +#define TSE_PCS_CONTROL_AN_EN_MASK BIT(12)
> +#define TSE_PCS_CONTROL_REG 0x00
> +#define TSE_PCS_CONTROL_RESTART_AN_MASK BIT(9)
> +#define TSE_PCS_IF_MODE_REG 0x28
> +#define TSE_PCS_LINK_TIMER_0_REG 0x24
> +#define TSE_PCS_LINK_TIMER_1_REG 0x26
> +#define TSE_PCS_SIZE 0x40
> +#define TSE_PCS_STATUS_AN_COMPLETED_MASK BIT(5)
> +#define TSE_PCS_STATUS_LINK_MASK BIT(2)
> +#define TSE_PCS_STATUS_REG 0x02
> +#define TSE_PCS_SGMII_SPEED_1000 BIT(3)
> +#define TSE_PCS_SGMII_SPEED_100 BIT(2)
> +#define TSE_PCS_SGMII_SPEED_10 0x0
> +#define TSE_PCS_SGMII_SPEED_MASK GENMASK(3, 2)
> +#define TSE_PCS_SW_RST_MASK BIT(15)
> +#define TSE_PCS_PARTNER_ABILITY_REG 0x0A
> +#define TSE_PCS_PARTNER_DUPLEX_FULL BIT(12)
> +#define TSE_PCS_PARTNER_DUPLEX_HALF 0x0000
> +#define TSE_PCS_PARTNER_DUPLEX_MASK BIT(12)
> +#define TSE_PCS_PARTNER_SPEED_MASK GENMASK(11,
> 10)
> +#define TSE_PCS_PARTNER_SPEED_1000 BIT(11)
> +#define TSE_PCS_PARTNER_SPEED_100 BIT(10)
> +#define TSE_PCS_PARTNER_SPEED_10 0x0000
> +#define TSE_PCS_SGMII_LINK_TIMER_0 0x0D40
> +#define TSE_PCS_SGMII_LINK_TIMER_1 0x0003
> +#define TSE_PCS_SW_RESET_TIMEOUT 100
> +#define TSE_PCS_USE_SGMII_AN_MASK BIT(1)
> +#define TSE_PCS_USE_SGMII_ENA BIT(0)
> +
> +#define SGMII_ADAPTER_CTRL_REG 0x00
> +#define SGMII_ADAPTER_DISABLE 0x0001
> +#define SGMII_ADAPTER_ENABLE 0x0000
> +
> +#define AUTONEGO_LINK_TIMER 20
> +
> +struct tse_pcs {
> + struct device *dev;
> + phys_addr_t tse_pcs_base;
> + phys_addr_t sgmii_adapter_base;
> + struct timer_list aneg_link_timer;
> + int autoneg;
> +};
> +
> +int tse_pcs_init(phys_addr_t base, struct tse_pcs *pcs); void
> +tse_pcs_fix_mac_speed(struct tse_pcs *pcs, struct phy_device *phy_dev,
> + unsigned int speed);
> +
> +#endif /* __TSE_PCS_H__ */
> --
> 1.7.1
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