1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2011
4 * Stefan Herbrechtsmeier <stefan@herbrechtsmeier.net>
5 *
6 * Based on Kirkwood support:
7 * (C) Copyright 2009
8 * Marvell Semiconductor <www.marvell.com>
9 * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
10 */
11
12 #include <common.h>
13 #include <init.h>
14 #include <log.h>
15 #include <miiphy.h>
16 #include <net.h>
17 #include <netdev.h>
18 #include <asm/arch/cpu.h>
19 #include <asm/arch/soc.h>
20 #include <asm/arch/mpp.h>
21 #include <asm/arch/gpio.h>
22 #include <asm/global_data.h>
23 #include "dns325.h"
24
25 DECLARE_GLOBAL_DATA_PTR;
26
board_early_init_f(void)27 int board_early_init_f(void)
28 {
29 /* Gpio configuration */
30 mvebu_config_gpio(DNS325_OE_VAL_LOW, DNS325_OE_VAL_HIGH,
31 DNS325_OE_LOW, DNS325_OE_HIGH);
32
33 /* Multi-Purpose Pins Functionality configuration */
34 static const u32 kwmpp_config[] = {
35 MPP0_NF_IO2,
36 MPP1_NF_IO3,
37 MPP2_NF_IO4,
38 MPP3_NF_IO5,
39 MPP4_NF_IO6,
40 MPP5_NF_IO7,
41 MPP6_SYSRST_OUTn,
42 MPP7_GPO,
43 MPP8_TW_SDA,
44 MPP9_TW_SCK,
45 MPP10_UART0_TXD,
46 MPP11_UART0_RXD,
47 MPP12_SD_CLK,
48 MPP13_SD_CMD,
49 MPP14_SD_D0,
50 MPP15_SD_D1,
51 MPP16_SD_D2,
52 MPP17_SD_D3,
53 MPP18_NF_IO0,
54 MPP19_NF_IO1,
55 MPP20_SATA1_ACTn, /* sata1(left) status led */
56 MPP21_SATA0_ACTn, /* sata0(right) status led */
57 MPP22_GPIO,
58 MPP23_GPIO,
59 MPP24_GPIO, /* power off out */
60 MPP25_GPIO,
61 MPP26_GPIO, /* power led */
62 MPP27_GPIO, /* sata0(right) error led */
63 MPP28_GPIO, /* sata1(left) error led */
64 MPP29_GPIO, /* usb error led */
65 MPP30_GPIO,
66 MPP31_GPIO,
67 MPP32_GPIO,
68 MPP33_GPIO,
69 MPP34_GPIO, /* power key */
70 MPP35_GPIO,
71 MPP36_GPIO,
72 MPP37_GPIO,
73 MPP38_GPIO,
74 MPP39_GPIO, /* enable sata 0 */
75 MPP40_GPIO, /* enable sata 1 */
76 MPP41_GPIO, /* hdd0 present */
77 MPP42_GPIO, /* hdd1 present */
78 MPP43_GPIO, /* usb status led */
79 MPP44_GPIO, /* fan status */
80 MPP45_GPIO, /* fan high speed */
81 MPP46_GPIO, /* fan low speed */
82 MPP47_GPIO, /* usb umount */
83 MPP48_GPIO, /* factory reset */
84 MPP49_GPIO, /* thermal sensor */
85 0
86 };
87 kirkwood_mpp_conf(kwmpp_config, NULL);
88
89 kw_gpio_set_blink(DNS325_GPIO_LED_POWER , 1);
90
91 kw_gpio_set_value(DNS325_GPIO_SATA0_EN , 1);
92 return 0;
93 }
94
board_init(void)95 int board_init(void)
96 {
97 /* Boot parameters address */
98 gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
99
100 return 0;
101 }
102
103 #ifdef CONFIG_RESET_PHY_R
104 /* Configure and initialize PHY */
reset_phy(void)105 void reset_phy(void)
106 {
107 u16 reg;
108 u16 devadr;
109 char *name = "egiga0";
110
111 if (miiphy_set_current_dev(name))
112 return;
113
114 /* command to read PHY dev address */
115 if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
116 printf("Err..(%s) could not read PHY dev address\n", __func__);
117 return;
118 }
119
120 /*
121 * Enable RGMII delay on Tx and Rx for CPU port
122 * Ref: sec 4.7.2 of chip datasheet
123 */
124 miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
125 miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, ®);
126 reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
127 miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
128 miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
129
130 /* reset the phy */
131 miiphy_reset(name, devadr);
132
133 debug("88E1116 Initialized on %s\n", name);
134 }
135 #endif /* CONFIG_RESET_PHY_R */
136