*
* Copyright (C) 2012 Stefan Roese <sr@denx.de>
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
+#include <micrel.h>
#include <nand.h>
#include <netdev.h>
#include <phy.h>
fsmc_nand_init(nand);
}
-int designware_board_phy_init(struct eth_device *dev, int phy_addr,
- int (*mii_write)(struct eth_device *, u8, u8, u16),
- int dw_reset_phy(struct eth_device *))
+int board_phy_config(struct phy_device *phydev)
{
- /* Extended PHY control 1, select GMII */
- mii_write(dev, phy_addr, 23, 0x0020);
-
- /* Software reset necessary after GMII mode selction */
- dw_reset_phy(dev);
-
- /* Enable extended page register access */
- mii_write(dev, phy_addr, 31, 0x0001);
-
- /* 17e: Enhanced LED behavior, needs to be written twice */
- mii_write(dev, phy_addr, 17, 0x09ff);
- mii_write(dev, phy_addr, 17, 0x09ff);
-
- /* 16e: Enhanced LED method select */
- mii_write(dev, phy_addr, 16, 0xe0ea);
-
- /* Disable extended page register access */
- mii_write(dev, phy_addr, 31, 0x0000);
-
- /* Enable clock output pin */
- mii_write(dev, phy_addr, 18, 0x0049);
+ unsigned short id1, id2;
+
+ /* check whether KSZ9031 or AR8035 has to be configured */
+ id1 = phy_read(phydev, MDIO_DEVAD_NONE, 2);
+ id2 = phy_read(phydev, MDIO_DEVAD_NONE, 3);
+
+ if ((id1 == 0x22) && ((id2 & 0xFFF0) == 0x1620)) {
+ /* PHY configuration for Micrel KSZ9031 */
+ printf("PHY KSZ9031 detected - ");
+
+ phy_write(phydev, MDIO_DEVAD_NONE, MII_CTRL1000, 0x1c00);
+
+ /* control data pad skew - devaddr = 0x02, register = 0x04 */
+ ksz9031_phy_extended_write(phydev, 0x02,
+ MII_KSZ9031_EXT_RGMII_CTRL_SIG_SKEW,
+ MII_KSZ9031_MOD_DATA_NO_POST_INC,
+ 0x0000);
+ /* rx data pad skew - devaddr = 0x02, register = 0x05 */
+ ksz9031_phy_extended_write(phydev, 0x02,
+ MII_KSZ9031_EXT_RGMII_RX_DATA_SKEW,
+ MII_KSZ9031_MOD_DATA_NO_POST_INC,
+ 0x0000);
+ /* tx data pad skew - devaddr = 0x02, register = 0x05 */
+ ksz9031_phy_extended_write(phydev, 0x02,
+ MII_KSZ9031_EXT_RGMII_TX_DATA_SKEW,
+ MII_KSZ9031_MOD_DATA_NO_POST_INC,
+ 0x0000);
+ /* gtx and rx clock pad skew - devaddr = 0x02, reg = 0x08 */
+ ksz9031_phy_extended_write(phydev, 0x02,
+ MII_KSZ9031_EXT_RGMII_CLOCK_SKEW,
+ MII_KSZ9031_MOD_DATA_NO_POST_INC,
+ 0x03FF);
+ } else {
+ /* PHY configuration for Vitesse VSC8641 */
+ printf("PHY VSC8641 detected - ");
+
+ /* Extended PHY control 1, select GMII */
+ phy_write(phydev, MDIO_DEVAD_NONE, 23, 0x0020);
+
+ /* Software reset necessary after GMII mode selction */
+ phy_reset(phydev);
+
+ /* Enable extended page register access */
+ phy_write(phydev, MDIO_DEVAD_NONE, 31, 0x0001);
+
+ /* 17e: Enhanced LED behavior, needs to be written twice */
+ phy_write(phydev, MDIO_DEVAD_NONE, 17, 0x09ff);
+ phy_write(phydev, MDIO_DEVAD_NONE, 17, 0x09ff);
+
+ /* 16e: Enhanced LED method select */
+ phy_write(phydev, MDIO_DEVAD_NONE, 16, 0xe0ea);
+
+ /* Disable extended page register access */
+ phy_write(phydev, MDIO_DEVAD_NONE, 31, 0x0000);
+
+ /* Enable clock output pin */
+ phy_write(phydev, MDIO_DEVAD_NONE, 18, 0x0049);
+ }
+
+ if (phydev->drv->config)
+ phydev->drv->config(phydev);
return 0;
}
{
int ret = 0;
- if (designware_initialize(0, CONFIG_SPEAR_ETHBASE, CONFIG_PHY_ADDR,
+ if (designware_initialize(CONFIG_SPEAR_ETHBASE,
PHY_INTERFACE_MODE_GMII) >= 0)
ret++;