1 /* 2 * Copyright 2012 Freescale Semiconductor, Inc. 3 * Roy Zang <tie-fei.zang@freescale.com> 4 * 5 * This program is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU General Public License as 7 * published by the Free Software Foundation; either version 2 of 8 * the License, or (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 18 * MA 02111-1307 USA 19 */ 20 #include <common.h> 21 #include <phy.h> 22 #include <fm_eth.h> 23 #include <asm/io.h> 24 #include <asm/immap_85xx.h> 25 #include <asm/fsl_serdes.h> 26 27 u32 port_to_devdisr[] = { 28 [FM1_DTSEC1] = FSL_CORENET_DEVDISR2_DTSEC1_1, 29 [FM1_DTSEC2] = FSL_CORENET_DEVDISR2_DTSEC1_2, 30 [FM1_DTSEC3] = FSL_CORENET_DEVDISR2_DTSEC1_3, 31 [FM1_DTSEC4] = FSL_CORENET_DEVDISR2_DTSEC1_4, 32 [FM1_DTSEC5] = FSL_CORENET_DEVDISR2_DTSEC1_5, 33 [FM1_DTSEC6] = FSL_CORENET_DEVDISR2_DTSEC1_6, 34 [FM1_DTSEC9] = FSL_CORENET_DEVDISR2_DTSEC1_9, 35 [FM1_DTSEC10] = FSL_CORENET_DEVDISR2_DTSEC1_10, 36 [FM1_10GEC1] = FSL_CORENET_DEVDISR2_10GEC1_1, 37 [FM1_10GEC2] = FSL_CORENET_DEVDISR2_10GEC1_2, 38 [FM2_DTSEC1] = FSL_CORENET_DEVDISR2_DTSEC2_1, 39 [FM2_DTSEC2] = FSL_CORENET_DEVDISR2_DTSEC2_2, 40 [FM2_DTSEC3] = FSL_CORENET_DEVDISR2_DTSEC2_3, 41 [FM2_DTSEC4] = FSL_CORENET_DEVDISR2_DTSEC2_4, 42 [FM2_DTSEC5] = FSL_CORENET_DEVDISR2_DTSEC2_5, 43 [FM2_DTSEC6] = FSL_CORENET_DEVDISR2_DTSEC2_6, 44 [FM2_DTSEC9] = FSL_CORENET_DEVDISR2_DTSEC2_9, 45 [FM2_DTSEC10] = FSL_CORENET_DEVDISR2_DTSEC2_10, 46 [FM2_10GEC1] = FSL_CORENET_DEVDISR2_10GEC2_1, 47 [FM2_10GEC2] = FSL_CORENET_DEVDISR2_10GEC2_2, 48 }; 49 50 static int is_device_disabled(enum fm_port port) 51 { 52 ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 53 u32 devdisr2 = in_be32(&gur->devdisr2); 54 55 return port_to_devdisr[port] & devdisr2; 56 } 57 58 void fman_disable_port(enum fm_port port) 59 { 60 ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 61 62 setbits_be32(&gur->devdisr2, port_to_devdisr[port]); 63 } 64 65 phy_interface_t fman_port_enet_if(enum fm_port port) 66 { 67 ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 68 u32 rcwsr13 = in_be32(&gur->rcwsr[13]); 69 70 if (is_device_disabled(port)) 71 return PHY_INTERFACE_MODE_NONE; 72 73 if ((port == FM1_10GEC1 || port == FM1_10GEC2) 74 && (is_serdes_configured(XAUI_FM1))) 75 return PHY_INTERFACE_MODE_XGMII; 76 77 if ((port == FM2_10GEC1 || port == FM2_10GEC2) 78 && (is_serdes_configured(XAUI_FM2))) 79 return PHY_INTERFACE_MODE_XGMII; 80 81 #define FSL_CORENET_RCWSR13_EC1 0x60000000 /* bits 417..418 */ 82 #define FSL_CORENET_RCWSR13_EC1_FM2_DTSEC5_RGMII 0x00000000 83 #define FSL_CORENET_RCWSR13_EC1_FM2_GPIO 0x40000000 84 #define FSL_CORENET_RCWSR13_EC2 0x18000000 /* bits 419..420 */ 85 #define FSL_CORENET_RCWSR13_EC2_FM1_DTSEC5_RGMII 0x00000000 86 #define FSL_CORENET_RCWSR13_EC2_FM2_DTSEC6_RGMII 0x08000000 87 #define FSL_CORENET_RCWSR13_EC2_FM1_GPIO 0x10000000 88 /* handle RGMII first */ 89 if ((port == FM2_DTSEC5) && ((rcwsr13 & FSL_CORENET_RCWSR13_EC1) == 90 FSL_CORENET_RCWSR13_EC1_FM2_DTSEC5_RGMII)) 91 return PHY_INTERFACE_MODE_RGMII; 92 93 if ((port == FM1_DTSEC5) && ((rcwsr13 & FSL_CORENET_RCWSR13_EC2) == 94 FSL_CORENET_RCWSR13_EC2_FM1_DTSEC5_RGMII)) 95 return PHY_INTERFACE_MODE_RGMII; 96 97 if ((port == FM2_DTSEC6) && ((rcwsr13 & FSL_CORENET_RCWSR13_EC2) == 98 FSL_CORENET_RCWSR13_EC2_FM2_DTSEC6_RGMII)) 99 return PHY_INTERFACE_MODE_RGMII; 100 switch (port) { 101 case FM1_DTSEC1: 102 case FM1_DTSEC2: 103 case FM1_DTSEC3: 104 case FM1_DTSEC4: 105 case FM1_DTSEC5: 106 case FM1_DTSEC6: 107 case FM1_DTSEC9: 108 case FM1_DTSEC10: 109 if (is_serdes_configured(SGMII_FM1_DTSEC1 + port - FM1_DTSEC1)) 110 return PHY_INTERFACE_MODE_SGMII; 111 break; 112 case FM2_DTSEC1: 113 case FM2_DTSEC2: 114 case FM2_DTSEC3: 115 case FM2_DTSEC4: 116 case FM2_DTSEC5: 117 case FM2_DTSEC6: 118 case FM2_DTSEC9: 119 case FM2_DTSEC10: 120 if (is_serdes_configured(SGMII_FM2_DTSEC1 + port - FM2_DTSEC1)) 121 return PHY_INTERFACE_MODE_SGMII; 122 break; 123 default: 124 return PHY_INTERFACE_MODE_NONE; 125 } 126 127 return PHY_INTERFACE_MODE_NONE; 128 } 129