1 /* 2 * Copyright 2011 Freescale Semiconductor, Inc. 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License as 6 * published by the Free Software Foundation; either version 2 of 7 * the License, or (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write to the Free Software 16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 17 * MA 02111-1307 USA 18 */ 19 #include <common.h> 20 #include <phy.h> 21 #include <fm_eth.h> 22 #include <asm/io.h> 23 #include <asm/immap_85xx.h> 24 #include <asm/fsl_serdes.h> 25 26 u32 port_to_devdisr[] = { 27 [FM1_DTSEC1] = FSL_CORENET_DEVDISR2_DTSEC1_1, 28 [FM1_DTSEC2] = FSL_CORENET_DEVDISR2_DTSEC1_2, 29 [FM1_DTSEC3] = FSL_CORENET_DEVDISR2_DTSEC1_3, 30 [FM1_DTSEC4] = FSL_CORENET_DEVDISR2_DTSEC1_4, 31 [FM1_DTSEC5] = FSL_CORENET_DEVDISR2_DTSEC1_5, 32 [FM1_10GEC1] = FSL_CORENET_DEVDISR2_10GEC1, 33 }; 34 35 static int is_device_disabled(enum fm_port port) 36 { 37 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 38 u32 devdisr2 = in_be32(&gur->devdisr2); 39 40 return port_to_devdisr[port] & devdisr2; 41 } 42 43 void fman_disable_port(enum fm_port port) 44 { 45 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 46 setbits_be32(&gur->devdisr2, port_to_devdisr[port]); 47 } 48 49 phy_interface_t fman_port_enet_if(enum fm_port port) 50 { 51 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 52 u32 rcwsr11 = in_be32(&gur->rcwsr[11]); 53 54 if (is_device_disabled(port)) 55 return PHY_INTERFACE_MODE_NONE; 56 57 if ((port == FM1_10GEC1) && (is_serdes_configured(XAUI_FM1))) 58 return PHY_INTERFACE_MODE_XGMII; 59 60 /* handle RGMII first */ 61 if ((port == FM1_DTSEC4) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC1) == 62 FSL_CORENET_RCWSR11_EC1_FM1_DTSEC4_RGMII)) 63 return PHY_INTERFACE_MODE_RGMII; 64 65 if ((port == FM1_DTSEC4) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC1) == 66 FSL_CORENET_RCWSR11_EC1_FM1_DTSEC4_MII)) 67 return PHY_INTERFACE_MODE_MII; 68 69 if ((port == FM1_DTSEC5) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) == 70 FSL_CORENET_RCWSR11_EC2_FM1_DTSEC5_RGMII)) 71 return PHY_INTERFACE_MODE_RGMII; 72 73 if ((port == FM1_DTSEC5) && ((rcwsr11 & FSL_CORENET_RCWSR11_EC2) == 74 FSL_CORENET_RCWSR11_EC2_FM1_DTSEC5_MII)) 75 return PHY_INTERFACE_MODE_MII; 76 77 switch (port) { 78 case FM1_DTSEC1: 79 case FM1_DTSEC2: 80 case FM1_DTSEC3: 81 case FM1_DTSEC4: 82 case FM1_DTSEC5: 83 if (is_serdes_configured(SGMII_FM1_DTSEC1 + port - FM1_DTSEC1)) 84 return PHY_INTERFACE_MODE_SGMII; 85 break; 86 default: 87 return PHY_INTERFACE_MODE_NONE; 88 } 89 90 return PHY_INTERFACE_MODE_NONE; 91 } 92