1 /* 2 * Copyright 2017 NXP 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 #include <common.h> 7 #include <phy.h> 8 #include <fsl-mc/ldpaa_wriop.h> 9 #include <asm/io.h> 10 #include <asm/arch/fsl_serdes.h> 11 #include <asm/arch/soc.h> 12 13 u32 dpmac_to_devdisr[] = { 14 [WRIOP1_DPMAC1] = FSL_CHASSIS3_DEVDISR2_DPMAC1, 15 [WRIOP1_DPMAC2] = FSL_CHASSIS3_DEVDISR2_DPMAC2, 16 [WRIOP1_DPMAC3] = FSL_CHASSIS3_DEVDISR2_DPMAC3, 17 [WRIOP1_DPMAC4] = FSL_CHASSIS3_DEVDISR2_DPMAC4, 18 [WRIOP1_DPMAC5] = FSL_CHASSIS3_DEVDISR2_DPMAC5, 19 [WRIOP1_DPMAC6] = FSL_CHASSIS3_DEVDISR2_DPMAC6, 20 [WRIOP1_DPMAC7] = FSL_CHASSIS3_DEVDISR2_DPMAC7, 21 [WRIOP1_DPMAC8] = FSL_CHASSIS3_DEVDISR2_DPMAC8, 22 [WRIOP1_DPMAC9] = FSL_CHASSIS3_DEVDISR2_DPMAC9, 23 [WRIOP1_DPMAC10] = FSL_CHASSIS3_DEVDISR2_DPMAC10, 24 }; 25 26 static int is_device_disabled(int dpmac_id) 27 { 28 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR; 29 u32 devdisr2 = in_le32(&gur->devdisr2); 30 31 return dpmac_to_devdisr[dpmac_id] & devdisr2; 32 } 33 34 void wriop_dpmac_disable(int dpmac_id) 35 { 36 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR; 37 38 setbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]); 39 } 40 41 void wriop_dpmac_enable(int dpmac_id) 42 { 43 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR; 44 45 clrbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]); 46 } 47 48 phy_interface_t wriop_dpmac_enet_if(int dpmac_id, int lane_prtcl) 49 { 50 enum srds_prtcl; 51 52 if (is_device_disabled(dpmac_id + 1)) 53 return PHY_INTERFACE_MODE_NONE; 54 55 switch (lane_prtcl) { 56 case SGMII1: 57 case SGMII2: 58 case SGMII3: 59 case SGMII7: 60 return PHY_INTERFACE_MODE_SGMII; 61 } 62 63 if (lane_prtcl >= XFI1 && lane_prtcl <= XFI2) 64 return PHY_INTERFACE_MODE_XGMII; 65 66 if (lane_prtcl >= QSGMII_A && lane_prtcl <= QSGMII_B) 67 return PHY_INTERFACE_MODE_QSGMII; 68 69 return PHY_INTERFACE_MODE_NONE; 70 } 71 72 void wriop_init_dpmac_qsgmii(int sd, int lane_prtcl) 73 { 74 switch (lane_prtcl) { 75 case QSGMII_A: 76 wriop_init_dpmac(sd, 3, (int)lane_prtcl); 77 wriop_init_dpmac(sd, 4, (int)lane_prtcl); 78 wriop_init_dpmac(sd, 5, (int)lane_prtcl); 79 wriop_init_dpmac(sd, 6, (int)lane_prtcl); 80 break; 81 case QSGMII_B: 82 wriop_init_dpmac(sd, 7, (int)lane_prtcl); 83 wriop_init_dpmac(sd, 8, (int)lane_prtcl); 84 wriop_init_dpmac(sd, 9, (int)lane_prtcl); 85 wriop_init_dpmac(sd, 10, (int)lane_prtcl); 86 break; 87 } 88 } 89 90 #ifdef CONFIG_SYS_FSL_HAS_RGMII 91 void fsl_rgmii_init(void) 92 { 93 struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); 94 u32 ec; 95 96 #ifdef CONFIG_SYS_FSL_EC1 97 ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC1_REGSR - 1]) 98 & FSL_CHASSIS3_RCWSR25_EC1_PRTCL_MASK; 99 ec >>= FSL_CHASSIS3_RCWSR25_EC1_PRTCL_SHIFT; 100 101 if (!ec) 102 wriop_init_dpmac_enet_if(4, PHY_INTERFACE_MODE_RGMII); 103 #endif 104 105 #ifdef CONFIG_SYS_FSL_EC2 106 ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC2_REGSR - 1]) 107 & FSL_CHASSIS3_RCWSR25_EC2_PRTCL_MASK; 108 ec >>= FSL_CHASSIS3_RCWSR25_EC2_PRTCL_SHIFT; 109 110 if (!ec) 111 wriop_init_dpmac_enet_if(5, PHY_INTERFACE_MODE_RGMII); 112 #endif 113 } 114 #endif 115