xref: /openbmc/u-boot/board/freescale/t4rdb/eth.c (revision dd1033e4)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2014 Freescale Semiconductor, Inc.
4  *
5  * Chunhe Lan <Chunhe.Lan@freescale.com>
6  */
7 
8 #include <common.h>
9 #include <command.h>
10 #include <netdev.h>
11 #include <asm/mmu.h>
12 #include <asm/processor.h>
13 #include <asm/cache.h>
14 #include <asm/immap_85xx.h>
15 #include <asm/fsl_law.h>
16 #include <fsl_ddr_sdram.h>
17 #include <asm/fsl_serdes.h>
18 #include <asm/fsl_portals.h>
19 #include <asm/fsl_liodn.h>
20 #include <malloc.h>
21 #include <fm_eth.h>
22 #include <fsl_mdio.h>
23 #include <miiphy.h>
24 #include <phy.h>
25 #include <fsl_dtsec.h>
26 #include <asm/fsl_serdes.h>
27 #include <hwconfig.h>
28 
29 #include "../common/fman.h"
30 #include "t4rdb.h"
31 
32 void fdt_fixup_board_enet(void *fdt)
33 {
34 	return;
35 }
36 
37 int board_eth_init(bd_t *bis)
38 {
39 #if defined(CONFIG_FMAN_ENET)
40 	int i, interface;
41 	struct memac_mdio_info dtsec_mdio_info;
42 	struct memac_mdio_info tgec_mdio_info;
43 	struct mii_dev *dev;
44 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
45 	u32 srds_prtcl_s1, srds_prtcl_s2;
46 
47 	srds_prtcl_s1 = in_be32(&gur->rcwsr[4]) &
48 				FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
49 	srds_prtcl_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
50 	srds_prtcl_s2 = in_be32(&gur->rcwsr[4]) &
51 				FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
52 	srds_prtcl_s2 >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT;
53 
54 	dtsec_mdio_info.regs =
55 		(struct memac_mdio_controller *)CONFIG_SYS_FM2_DTSEC_MDIO_ADDR;
56 
57 	dtsec_mdio_info.name = DEFAULT_FM_MDIO_NAME;
58 
59 	/* Register the 1G MDIO bus */
60 	fm_memac_mdio_init(bis, &dtsec_mdio_info);
61 
62 	tgec_mdio_info.regs =
63 		(struct memac_mdio_controller *)CONFIG_SYS_FM2_TGEC_MDIO_ADDR;
64 	tgec_mdio_info.name = DEFAULT_FM_TGEC_MDIO_NAME;
65 
66 	/* Register the 10G MDIO bus */
67 	fm_memac_mdio_init(bis, &tgec_mdio_info);
68 
69 	if ((srds_prtcl_s1 == 28) || (srds_prtcl_s1 == 27)) {
70 		/* SGMII */
71 		fm_info_set_phy_address(FM1_DTSEC1, SGMII_PHY_ADDR1);
72 		fm_info_set_phy_address(FM1_DTSEC2, SGMII_PHY_ADDR2);
73 		fm_info_set_phy_address(FM1_DTSEC3, SGMII_PHY_ADDR3);
74 		fm_info_set_phy_address(FM1_DTSEC4, SGMII_PHY_ADDR4);
75 	} else {
76 		puts("Invalid SerDes1 protocol for T4240RDB\n");
77 	}
78 
79 	fm_disable_port(FM1_DTSEC5);
80 	fm_disable_port(FM1_DTSEC6);
81 
82 	for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
83 		interface = fm_info_get_enet_if(i);
84 		switch (interface) {
85 		case PHY_INTERFACE_MODE_SGMII:
86 			dev = miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME);
87 			fm_info_set_mdio(i, dev);
88 			break;
89 		default:
90 			break;
91 		}
92 	}
93 
94 	for (i = FM1_10GEC1; i < FM1_10GEC1 + CONFIG_SYS_NUM_FM1_10GEC; i++) {
95 		switch (fm_info_get_enet_if(i)) {
96 		case PHY_INTERFACE_MODE_XGMII:
97 			dev = miiphy_get_dev_by_name(DEFAULT_FM_TGEC_MDIO_NAME);
98 			fm_info_set_mdio(i, dev);
99 			break;
100 		default:
101 			break;
102 		}
103 	}
104 
105 #if (CONFIG_SYS_NUM_FMAN == 2)
106 	if ((srds_prtcl_s2 == 56) || (srds_prtcl_s2 == 55)) {
107 		/* SGMII && XFI */
108 		fm_info_set_phy_address(FM2_DTSEC1, SGMII_PHY_ADDR5);
109 		fm_info_set_phy_address(FM2_DTSEC2, SGMII_PHY_ADDR6);
110 		fm_info_set_phy_address(FM2_DTSEC3, SGMII_PHY_ADDR7);
111 		fm_info_set_phy_address(FM2_DTSEC4, SGMII_PHY_ADDR8);
112 		fm_info_set_phy_address(FM1_10GEC1, FM1_10GEC1_PHY_ADDR);
113 		fm_info_set_phy_address(FM1_10GEC2, FM1_10GEC2_PHY_ADDR);
114 		fm_info_set_phy_address(FM2_10GEC1, FM2_10GEC2_PHY_ADDR);
115 		fm_info_set_phy_address(FM2_10GEC2, FM2_10GEC1_PHY_ADDR);
116 	} else {
117 		puts("Invalid SerDes2 protocol for T4240RDB\n");
118 	}
119 
120 	fm_disable_port(FM2_DTSEC5);
121 	fm_disable_port(FM2_DTSEC6);
122 	for (i = FM2_DTSEC1; i < FM2_DTSEC1 + CONFIG_SYS_NUM_FM2_DTSEC; i++) {
123 		interface = fm_info_get_enet_if(i);
124 		switch (interface) {
125 		case PHY_INTERFACE_MODE_SGMII:
126 			dev = miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME);
127 			fm_info_set_mdio(i, dev);
128 			break;
129 		default:
130 			break;
131 		}
132 	}
133 
134 	for (i = FM2_10GEC1; i < FM2_10GEC1 + CONFIG_SYS_NUM_FM2_10GEC; i++) {
135 		switch (fm_info_get_enet_if(i)) {
136 		case PHY_INTERFACE_MODE_XGMII:
137 			dev = miiphy_get_dev_by_name(DEFAULT_FM_TGEC_MDIO_NAME);
138 			fm_info_set_mdio(i, dev);
139 			break;
140 		default:
141 			break;
142 		}
143 	}
144 #endif /* CONFIG_SYS_NUM_FMAN */
145 
146 	cpu_eth_init(bis);
147 #endif /* CONFIG_FMAN_ENET */
148 
149 	return pci_eth_init(bis);
150 }
151