| #ifndef __AR823x_h__ | |
| #define __AR823x_h__ | |
| /* | |
| * ar823x.h | |
| * | |
| * Driver for the Atheros 8236 & 8327 switches | |
| * | |
| * Copyright (c) Quantenna Communications Incorporated 2009. | |
| * All rights reserved. | |
| * | |
| * This program is free software; you can redistribute it 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 program 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, write to the Free Software | |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| * | |
| */ | |
| //////////////////////////////////////////////////////////////////// | |
| // NOTE - we do not check for valid base in mdio access routines | |
| // use must ensure device is initialized and valid prior | |
| // to using MDIO funtions | |
| /////////////////////////////////////////////////////////////////// | |
| /********************************************************************* | |
| Name: ar823x_init | |
| Purpose: Check for Atheros 823x switch, return pointer to device | |
| if found, NULL otherwise | |
| Notes: pass phy addr as -1 to scan for phy | |
| *********************************************************************/ | |
| int ar823x_init(int phy_addr); | |
| /********************************************************************* | |
| Name: ar823x_mdio_read | |
| Purpose: mdio read routine for AR823x device | |
| Notes: This is a blocking call since we require | |
| more than one cycle to complete the write. | |
| checks for completion first | |
| *********************************************************************/ | |
| int ar823x_mdio_read(struct mii_bus *bus, int phyAddr, int regAddr); | |
| /********************************************************************* | |
| Name: ar823x_mdio_write | |
| Purpose: mdio write routine for AR823x device | |
| Notes: reg_addr[1]=1 determines high word | |
| *********************************************************************/ | |
| int ar823x_mdio_write(struct mii_bus *bus,int phyAddr, int regAddr, u16 data); | |
| /********************************************************************* | |
| Name: ar823x_mdio_write32 | |
| Purpose: mdio write routine for AR823x device | |
| Notes: This is a partial blocking call since we require | |
| more than one cycle to complete the write. | |
| checks for completion first | |
| *********************************************************************/ | |
| int ar823x_mdio_write32(int phyAddr, int regAddr, u32 data); | |
| /********************************************************************* | |
| Name: ar823x_mdio_poll | |
| Purpose: mdio poll routine for AR823x device | |
| Notes: Checks for mdio operation complete | |
| *********************************************************************/ | |
| int ar823x_mdio_poll(void); | |
| #endif // __AR823x_h__ |