xref: /openbmc/u-boot/board/freescale/t4rdb/eth.c (revision 1d2c0506)
1 /*
2  * Copyright 2014 Freescale Semiconductor, Inc.
3  *
4  * Chunhe Lan <Chunhe.Lan@freescale.com>
5  *
6  * SPDX-License-Identifier:	GPL-2.0+
7  */
8 
9 #include <common.h>
10 #include <command.h>
11 #include <netdev.h>
12 #include <asm/mmu.h>
13 #include <asm/processor.h>
14 #include <asm/cache.h>
15 #include <asm/immap_85xx.h>
16 #include <asm/fsl_law.h>
17 #include <fsl_ddr_sdram.h>
18 #include <asm/fsl_serdes.h>
19 #include <asm/fsl_portals.h>
20 #include <asm/fsl_liodn.h>
21 #include <malloc.h>
22 #include <fm_eth.h>
23 #include <fsl_mdio.h>
24 #include <miiphy.h>
25 #include <phy.h>
26 #include <fsl_dtsec.h>
27 #include <asm/fsl_serdes.h>
28 #include <hwconfig.h>
29 
30 #include "../common/fman.h"
31 #include "t4rdb.h"
32 
33 void fdt_fixup_board_enet(void *fdt)
34 {
35 	return;
36 }
37 
38 int board_eth_init(bd_t *bis)
39 {
40 #if defined(CONFIG_FMAN_ENET)
41 	int i, interface;
42 	struct memac_mdio_info dtsec_mdio_info;
43 	struct memac_mdio_info tgec_mdio_info;
44 	struct mii_dev *dev;
45 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
46 	u32 srds_prtcl_s1, srds_prtcl_s2;
47 
48 	srds_prtcl_s1 = in_be32(&gur->rcwsr[4]) &
49 				FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
50 	srds_prtcl_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
51 	srds_prtcl_s2 = in_be32(&gur->rcwsr[4]) &
52 				FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
53 	srds_prtcl_s2 >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT;
54 
55 	dtsec_mdio_info.regs =
56 		(struct memac_mdio_controller *)CONFIG_SYS_FM2_DTSEC_MDIO_ADDR;
57 
58 	dtsec_mdio_info.name = DEFAULT_FM_MDIO_NAME;
59 
60 	/* Register the 1G MDIO bus */
61 	fm_memac_mdio_init(bis, &dtsec_mdio_info);
62 
63 	tgec_mdio_info.regs =
64 		(struct memac_mdio_controller *)CONFIG_SYS_FM2_TGEC_MDIO_ADDR;
65 	tgec_mdio_info.name = DEFAULT_FM_TGEC_MDIO_NAME;
66 
67 	/* Register the 10G MDIO bus */
68 	fm_memac_mdio_init(bis, &tgec_mdio_info);
69 
70 	if ((srds_prtcl_s1 == 28) || (srds_prtcl_s1 == 27)) {
71 		/* SGMII */
72 		fm_info_set_phy_address(FM1_DTSEC1, SGMII_PHY_ADDR1);
73 		fm_info_set_phy_address(FM1_DTSEC2, SGMII_PHY_ADDR2);
74 		fm_info_set_phy_address(FM1_DTSEC3, SGMII_PHY_ADDR3);
75 		fm_info_set_phy_address(FM1_DTSEC4, SGMII_PHY_ADDR4);
76 	} else {
77 		puts("Invalid SerDes1 protocol for T4240RDB\n");
78 	}
79 
80 	fm_disable_port(FM1_DTSEC5);
81 	fm_disable_port(FM1_DTSEC6);
82 
83 	for (i = FM1_DTSEC1; i < FM1_DTSEC1 + CONFIG_SYS_NUM_FM1_DTSEC; i++) {
84 		interface = fm_info_get_enet_if(i);
85 		switch (interface) {
86 		case PHY_INTERFACE_MODE_SGMII:
87 			dev = miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME);
88 			fm_info_set_mdio(i, dev);
89 			break;
90 		default:
91 			break;
92 		}
93 	}
94 
95 	for (i = FM1_10GEC1; i < FM1_10GEC1 + CONFIG_SYS_NUM_FM1_10GEC; i++) {
96 		switch (fm_info_get_enet_if(i)) {
97 		case PHY_INTERFACE_MODE_XGMII:
98 			dev = miiphy_get_dev_by_name(DEFAULT_FM_TGEC_MDIO_NAME);
99 			fm_info_set_mdio(i, dev);
100 			break;
101 		default:
102 			break;
103 		}
104 	}
105 
106 #if (CONFIG_SYS_NUM_FMAN == 2)
107 	if ((srds_prtcl_s2 == 56) || (srds_prtcl_s2 == 55)) {
108 		/* SGMII && XFI */
109 		fm_info_set_phy_address(FM2_DTSEC1, SGMII_PHY_ADDR5);
110 		fm_info_set_phy_address(FM2_DTSEC2, SGMII_PHY_ADDR6);
111 		fm_info_set_phy_address(FM2_DTSEC3, SGMII_PHY_ADDR7);
112 		fm_info_set_phy_address(FM2_DTSEC4, SGMII_PHY_ADDR8);
113 		fm_info_set_phy_address(FM1_10GEC1, FM1_10GEC1_PHY_ADDR);
114 		fm_info_set_phy_address(FM1_10GEC2, FM1_10GEC2_PHY_ADDR);
115 		fm_info_set_phy_address(FM2_10GEC1, FM2_10GEC2_PHY_ADDR);
116 		fm_info_set_phy_address(FM2_10GEC2, FM2_10GEC1_PHY_ADDR);
117 	} else {
118 		puts("Invalid SerDes2 protocol for T4240RDB\n");
119 	}
120 
121 	fm_disable_port(FM2_DTSEC5);
122 	fm_disable_port(FM2_DTSEC6);
123 	for (i = FM2_DTSEC1; i < FM2_DTSEC1 + CONFIG_SYS_NUM_FM2_DTSEC; i++) {
124 		interface = fm_info_get_enet_if(i);
125 		switch (interface) {
126 		case PHY_INTERFACE_MODE_SGMII:
127 			dev = miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME);
128 			fm_info_set_mdio(i, dev);
129 			break;
130 		default:
131 			break;
132 		}
133 	}
134 
135 	for (i = FM2_10GEC1; i < FM2_10GEC1 + CONFIG_SYS_NUM_FM2_10GEC; i++) {
136 		switch (fm_info_get_enet_if(i)) {
137 		case PHY_INTERFACE_MODE_XGMII:
138 			dev = miiphy_get_dev_by_name(DEFAULT_FM_TGEC_MDIO_NAME);
139 			fm_info_set_mdio(i, dev);
140 			break;
141 		default:
142 			break;
143 		}
144 	}
145 #endif /* CONFIG_SYS_NUM_FMAN */
146 
147 	cpu_eth_init(bis);
148 #endif /* CONFIG_FMAN_ENET */
149 
150 	return pci_eth_init(bis);
151 }
152