1 /* 2 * Copyright 2012 Freescale Semiconductor, Inc. 3 * Roy Zang <tie-fei.zang@freescale.com> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 #include <common.h> 8 #include <phy.h> 9 #include <fm_eth.h> 10 #include <asm/io.h> 11 #include <asm/immap_85xx.h> 12 #include <asm/fsl_serdes.h> 13 #include <hwconfig.h> 14 15 u32 port_to_devdisr[] = { 16 [FM1_DTSEC1] = FSL_CORENET_DEVDISR2_DTSEC1_1, 17 [FM1_DTSEC2] = FSL_CORENET_DEVDISR2_DTSEC1_2, 18 [FM1_DTSEC3] = FSL_CORENET_DEVDISR2_DTSEC1_3, 19 [FM1_DTSEC4] = FSL_CORENET_DEVDISR2_DTSEC1_4, 20 [FM1_DTSEC5] = FSL_CORENET_DEVDISR2_DTSEC1_5, 21 [FM1_DTSEC6] = FSL_CORENET_DEVDISR2_DTSEC1_6, 22 [FM1_10GEC1] = FSL_CORENET_DEVDISR2_10GEC1_1, 23 [FM1_10GEC2] = FSL_CORENET_DEVDISR2_10GEC1_2, 24 }; 25 26 static int is_device_disabled(enum fm_port port) 27 { 28 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 29 u32 devdisr2 = in_be32(&gur->devdisr2); 30 31 return port_to_devdisr[port] & devdisr2; 32 } 33 34 void fman_disable_port(enum fm_port port) 35 { 36 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 37 38 setbits_be32(&gur->devdisr2, port_to_devdisr[port]); 39 } 40 41 void fman_enable_port(enum fm_port port) 42 { 43 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 44 45 clrbits_be32(&gur->devdisr2, port_to_devdisr[port]); 46 } 47 48 phy_interface_t fman_port_enet_if(enum fm_port port) 49 { 50 #if defined(CONFIG_TARGET_B4860QDS) || defined(CONFIG_TARGET_B4420QDS) 51 u32 serdes2_prtcl; 52 char buffer[HWCONFIG_BUFFER_SIZE]; 53 char *buf = NULL; 54 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 55 #endif 56 57 if (is_device_disabled(port)) 58 return PHY_INTERFACE_MODE_NONE; 59 60 /*B4860 has two 10Gig Mac*/ 61 if ((port == FM1_10GEC1 || port == FM1_10GEC2) && 62 ((is_serdes_configured(XAUI_FM1_MAC9)) || 63 #if (!defined(CONFIG_TARGET_B4860QDS) && \ 64 !defined(CONFIG_TARGET_B4R420QDS)) 65 (is_serdes_configured(XFI_FM1_MAC9)) || 66 (is_serdes_configured(XFI_FM1_MAC10)) || 67 #endif 68 (is_serdes_configured(XAUI_FM1_MAC10)) 69 )) 70 return PHY_INTERFACE_MODE_XGMII; 71 72 #if defined(CONFIG_TARGET_B4860QDS) || defined(CONFIG_TARGET_B4420QDS) 73 serdes2_prtcl = in_be32(&gur->rcwsr[4]) & 74 FSL_CORENET2_RCWSR4_SRDS2_PRTCL; 75 76 if (serdes2_prtcl) { 77 serdes2_prtcl >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT; 78 switch (serdes2_prtcl) { 79 case 0x80: 80 case 0x81: 81 case 0x82: 82 case 0x83: 83 case 0x84: 84 case 0x85: 85 case 0x86: 86 case 0x87: 87 case 0x88: 88 case 0x89: 89 case 0x8a: 90 case 0x8b: 91 case 0x8c: 92 case 0x8d: 93 case 0x8e: 94 case 0xb1: 95 case 0xb2: 96 /* 97 * Extract hwconfig from environment since environment 98 * is not setup yet 99 */ 100 env_get_f("hwconfig", buffer, sizeof(buffer)); 101 buf = buffer; 102 103 /* check if XFI interface enable in hwconfig for 10g */ 104 if (hwconfig_subarg_cmp_f("fsl_b4860_serdes2", 105 "sfp_amc", "sfp", buf)) { 106 if ((port == FM1_10GEC1 || 107 port == FM1_10GEC2) && 108 ((is_serdes_configured(XFI_FM1_MAC9)) || 109 (is_serdes_configured(XFI_FM1_MAC10)))) 110 return PHY_INTERFACE_MODE_XGMII; 111 else if ((port == FM1_DTSEC1) || 112 (port == FM1_DTSEC2) || 113 (port == FM1_DTSEC3) || 114 (port == FM1_DTSEC4)) 115 return PHY_INTERFACE_MODE_NONE; 116 } 117 } 118 } 119 #endif 120 121 /* Fix me need to handle RGMII here first */ 122 123 switch (port) { 124 case FM1_DTSEC1: 125 case FM1_DTSEC2: 126 case FM1_DTSEC3: 127 case FM1_DTSEC4: 128 case FM1_DTSEC5: 129 case FM1_DTSEC6: 130 if (is_serdes_configured(SGMII_FM1_DTSEC1 + port - FM1_DTSEC1)) 131 return PHY_INTERFACE_MODE_SGMII; 132 break; 133 default: 134 return PHY_INTERFACE_MODE_NONE; 135 } 136 137 return PHY_INTERFACE_MODE_NONE; 138 } 139