xref: /openbmc/u-boot/board/keymile/kmp204x/eth.c (revision dd1033e4)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * (C) Copyright 2013 Keymile AG
4  * Valentin Longchamp <valentin.longchamp@keymile.com>
5  */
6 
7 #include <common.h>
8 #include <netdev.h>
9 #include <fm_eth.h>
10 #include <fsl_mdio.h>
11 #include <phy.h>
12 
13 int board_eth_init(bd_t *bis)
14 {
15 	int ret = 0;
16 #ifdef CONFIG_FMAN_ENET
17 	struct fsl_pq_mdio_info dtsec_mdio_info;
18 
19 	printf("Initializing Fman\n");
20 
21 	dtsec_mdio_info.regs =
22 		(struct tsec_mii_mng *)CONFIG_SYS_FM1_DTSEC1_MDIO_ADDR;
23 	dtsec_mdio_info.name = DEFAULT_FM_MDIO_NAME;
24 
25 	/* Register the real 1G MDIO bus */
26 	fsl_pq_mdio_init(bis, &dtsec_mdio_info);
27 
28 	/* DTESC1/2 don't have a PHY, they are temporarily disabled
29 	 * so that u-boot doesn't try to unsuccessfuly enable them */
30 	fm_disable_port(FM1_DTSEC1);
31 	fm_disable_port(FM1_DTSEC2);
32 
33 	/*
34 	 * Program RGMII DTSEC5 (FM1 MAC5) on the EC2 physical itf
35 	 * This is the debug interface, the only one used in u-boot
36 	 */
37 	fm_info_set_phy_address(FM1_DTSEC5, CONFIG_SYS_FM1_DTSEC5_PHY_ADDR);
38 	fm_info_set_mdio(FM1_DTSEC5,
39 			 miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME));
40 
41 	ret = cpu_eth_init(bis);
42 
43 	/* reenable DTSEC1/2 for later (kernel) */
44 	fm_enable_port(FM1_DTSEC1);
45 	fm_enable_port(FM1_DTSEC2);
46 #endif
47 
48 	return ret;
49 }
50 
51 #if defined(CONFIG_PHYLIB) && defined(CONFIG_PHY_MARVELL)
52 
53 #define mv88E1118_PAGE_REG	22
54 
55 int board_phy_config(struct phy_device *phydev)
56 {
57 	if (phydev->addr == CONFIG_SYS_FM1_DTSEC5_PHY_ADDR) {
58 		/* driver config is good */
59 		if (phydev->drv->config)
60 			phydev->drv->config(phydev);
61 
62 		/* but we still need to fix the LEDs */
63 		phy_write(phydev, MDIO_DEVAD_NONE, mv88E1118_PAGE_REG, 0x0003);
64 		phy_write(phydev, MDIO_DEVAD_NONE, 0x10, 0x0840);
65 		phy_write(phydev, MDIO_DEVAD_NONE, mv88E1118_PAGE_REG, 0x0000);
66 	}
67 
68 	return 0;
69 }
70 #endif
71