xref: /openbmc/u-boot/board/keymile/kmp204x/eth.c (revision 274bced8)
1 /*
2  * (C) Copyright 2013 Keymile AG
3  * Valentin Longchamp <valentin.longchamp@keymile.com>
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #include <common.h>
9 #include <netdev.h>
10 #include <fm_eth.h>
11 #include <fsl_mdio.h>
12 #include <phy.h>
13 
14 int board_eth_init(bd_t *bis)
15 {
16 	int ret = 0;
17 #ifdef CONFIG_FMAN_ENET
18 	struct fsl_pq_mdio_info dtsec_mdio_info;
19 
20 	printf("Initializing Fman\n");
21 
22 	dtsec_mdio_info.regs =
23 		(struct tsec_mii_mng *)CONFIG_SYS_FM1_DTSEC1_MDIO_ADDR;
24 	dtsec_mdio_info.name = DEFAULT_FM_MDIO_NAME;
25 
26 	/* Register the real 1G MDIO bus */
27 	fsl_pq_mdio_init(bis, &dtsec_mdio_info);
28 
29 	/* DTESC1/2 don't have a PHY, they are temporarily disabled
30 	 * so that u-boot doesn't try to unsuccessfuly enable them */
31 	fm_disable_port(FM1_DTSEC1);
32 	fm_disable_port(FM1_DTSEC2);
33 
34 	/*
35 	 * Program RGMII DTSEC5 (FM1 MAC5) on the EC2 physical itf
36 	 * This is the debug interface, the only one used in u-boot
37 	 */
38 	fm_info_set_phy_address(FM1_DTSEC5, CONFIG_SYS_FM1_DTSEC5_PHY_ADDR);
39 	fm_info_set_mdio(FM1_DTSEC5,
40 			 miiphy_get_dev_by_name(DEFAULT_FM_MDIO_NAME));
41 
42 	ret = cpu_eth_init(bis);
43 
44 	/* reenable DTSEC1/2 for later (kernel) */
45 	fm_enable_port(FM1_DTSEC1);
46 	fm_enable_port(FM1_DTSEC2);
47 #endif
48 
49 	return ret;
50 }
51 
52 #if defined(CONFIG_PHYLIB) && defined(CONFIG_PHY_MARVELL)
53 
54 #define mv88E1118_PAGE_REG	22
55 
56 int board_phy_config(struct phy_device *phydev)
57 {
58 	if (phydev->addr == CONFIG_SYS_FM1_DTSEC5_PHY_ADDR) {
59 		/* driver config is good */
60 		if (phydev->drv->config)
61 			phydev->drv->config(phydev);
62 
63 		/* but we still need to fix the LEDs */
64 		phy_write(phydev, MDIO_DEVAD_NONE, mv88E1118_PAGE_REG, 0x0003);
65 		phy_write(phydev, MDIO_DEVAD_NONE, 0x10, 0x0840);
66 		phy_write(phydev, MDIO_DEVAD_NONE, mv88E1118_PAGE_REG, 0x0000);
67 	}
68 
69 	return 0;
70 }
71 #endif
72