1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright 2018 NXP 4 */ 5 #include <common.h> 6 #include <phy.h> 7 #include <fsl-mc/ldpaa_wriop.h> 8 #include <asm/io.h> 9 #include <asm/arch/fsl_serdes.h> 10 #include <asm/arch/soc.h> 11 12 u32 dpmac_to_devdisr[] = { 13 [WRIOP1_DPMAC1] = FSL_CHASSIS3_DEVDISR2_DPMAC1, 14 [WRIOP1_DPMAC2] = FSL_CHASSIS3_DEVDISR2_DPMAC2, 15 [WRIOP1_DPMAC3] = FSL_CHASSIS3_DEVDISR2_DPMAC3, 16 [WRIOP1_DPMAC4] = FSL_CHASSIS3_DEVDISR2_DPMAC4, 17 [WRIOP1_DPMAC5] = FSL_CHASSIS3_DEVDISR2_DPMAC5, 18 [WRIOP1_DPMAC6] = FSL_CHASSIS3_DEVDISR2_DPMAC6, 19 [WRIOP1_DPMAC7] = FSL_CHASSIS3_DEVDISR2_DPMAC7, 20 [WRIOP1_DPMAC8] = FSL_CHASSIS3_DEVDISR2_DPMAC8, 21 [WRIOP1_DPMAC9] = FSL_CHASSIS3_DEVDISR2_DPMAC9, 22 [WRIOP1_DPMAC10] = FSL_CHASSIS3_DEVDISR2_DPMAC10, 23 [WRIOP1_DPMAC11] = FSL_CHASSIS3_DEVDISR2_DPMAC11, 24 [WRIOP1_DPMAC12] = FSL_CHASSIS3_DEVDISR2_DPMAC12, 25 [WRIOP1_DPMAC13] = FSL_CHASSIS3_DEVDISR2_DPMAC13, 26 [WRIOP1_DPMAC14] = FSL_CHASSIS3_DEVDISR2_DPMAC14, 27 [WRIOP1_DPMAC15] = FSL_CHASSIS3_DEVDISR2_DPMAC15, 28 [WRIOP1_DPMAC16] = FSL_CHASSIS3_DEVDISR2_DPMAC16, 29 [WRIOP1_DPMAC17] = FSL_CHASSIS3_DEVDISR2_DPMAC17, 30 [WRIOP1_DPMAC18] = FSL_CHASSIS3_DEVDISR2_DPMAC18, 31 }; 32 33 static int is_device_disabled(int dpmac_id) 34 { 35 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR; 36 u32 devdisr2 = in_le32(&gur->devdisr2); 37 38 return dpmac_to_devdisr[dpmac_id] & devdisr2; 39 } 40 41 void wriop_dpmac_disable(int dpmac_id) 42 { 43 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR; 44 45 setbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]); 46 } 47 48 void wriop_dpmac_enable(int dpmac_id) 49 { 50 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR; 51 52 clrbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]); 53 } 54 55 phy_interface_t wriop_dpmac_enet_if(int dpmac_id, int lane_prtcl) 56 { 57 enum srds_prtcl; 58 59 if (is_device_disabled(dpmac_id + 1)) 60 return PHY_INTERFACE_MODE_NONE; 61 62 if (lane_prtcl >= SGMII1 && lane_prtcl <= SGMII18) 63 return PHY_INTERFACE_MODE_SGMII; 64 65 if (lane_prtcl >= XFI1 && lane_prtcl <= XFI14) 66 return PHY_INTERFACE_MODE_XGMII; 67 68 if (lane_prtcl >= _25GE1 && lane_prtcl <= _25GE10) 69 return PHY_INTERFACE_MODE_25G_AUI; 70 71 if (lane_prtcl >= _40GE1 && lane_prtcl <= _40GE2) 72 return PHY_INTERFACE_MODE_XLAUI; 73 74 if (lane_prtcl >= _50GE1 && lane_prtcl <= _50GE2) 75 return PHY_INTERFACE_MODE_CAUI2; 76 77 if (lane_prtcl >= _100GE1 && lane_prtcl <= _100GE2) 78 return PHY_INTERFACE_MODE_CAUI4; 79 80 return PHY_INTERFACE_MODE_NONE; 81 } 82 83 #ifdef CONFIG_SYS_FSL_HAS_RGMII 84 void fsl_rgmii_init(void) 85 { 86 struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); 87 u32 ec; 88 89 #ifdef CONFIG_SYS_FSL_EC1 90 ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC1_REGSR - 1]) 91 & FSL_CHASSIS3_EC1_REGSR_PRTCL_MASK; 92 ec >>= FSL_CHASSIS3_EC1_REGSR_PRTCL_SHIFT; 93 94 if (!ec && (wriop_is_enabled_dpmac(17) == -ENODEV)) 95 wriop_init_dpmac_enet_if(17, PHY_INTERFACE_MODE_RGMII_ID); 96 #endif 97 98 #ifdef CONFIG_SYS_FSL_EC2 99 ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC2_REGSR - 1]) 100 & FSL_CHASSIS3_EC2_REGSR_PRTCL_MASK; 101 ec >>= FSL_CHASSIS3_EC2_REGSR_PRTCL_SHIFT; 102 103 if (!ec && (wriop_is_enabled_dpmac(18) == -ENODEV)) 104 wriop_init_dpmac_enet_if(18, PHY_INTERFACE_MODE_RGMII_ID); 105 #endif 106 } 107 #endif 108