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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / f665c14f04d225597cd3cb0c6faa35ddc2a1b2df / . / board / Seagate / nas220 / nas220.c
blob: 18c2895993d032c3282ae3508a481ff030171828 [file] [log] [blame]
Evgeni Dobrev9637c4b2014-12-08 17:49:42 +0100[diff] [blame]1/*
2 * Copyright (C) 2014 Evgeni Dobrev <evgeni@studio-punkt.com>
3 *
4 * Based on sheevaplug.c originally written by
5 * Prafulla Wadaskar <prafulla@marvell.com>
6 * (C) Copyright 2009
7 * Marvell Semiconductor <www.marvell.com>
8 *
9 * SPDX-License-Identifier: GPL-2.0+
10 */
11
12#include <common.h>
13#include <miiphy.h>
Simon Glassc62db352017-05-31 19:47:48 -0600[diff] [blame]14#include <asm/mach-types.h>
Evgeni Dobrev9637c4b2014-12-08 17:49:42 +0100[diff] [blame]15#include <asm/arch/soc.h>
16#include <asm/arch/mpp.h>
17#include <asm/arch/cpu.h>
18#include <asm/io.h>
19
20DECLARE_GLOBAL_DATA_PTR;
21
22int board_early_init_f(void)
23{
24 /*
25 * default gpio configuration
26 */
27 mvebu_config_gpio(NAS220_GE_OE_VAL_LOW, NAS220_GE_OE_VAL_HIGH,
28 NAS220_GE_OE_LOW, NAS220_GE_OE_HIGH);
29
30 /* Multi-Purpose Pins Functionality configuration */
31 static const u32 kwmpp_config[] = {
32 MPP0_NF_IO2,
33 MPP1_NF_IO3,
34 MPP2_NF_IO4,
35 MPP3_NF_IO5,
36 MPP4_NF_IO6,
37 MPP5_NF_IO7,
38 MPP6_SYSRST_OUTn,
39 MPP7_SPI_SCn,
40 MPP8_TW_SDA,
41 MPP9_TW_SCK,
42 MPP10_UART0_TXD,
43 MPP11_UART0_RXD,
44 MPP12_GPO,
45 MPP13_GPIO,
46 MPP14_GPIO,
47 MPP15_SATA0_ACTn,
48 MPP16_SATA1_ACTn,
49 MPP17_SATA0_PRESENTn,
50 MPP18_NF_IO0,
51 MPP19_NF_IO1,
52 MPP20_GPIO,
53 MPP21_GPIO,
54 MPP22_GPIO,
55 MPP23_GPIO,
56 MPP24_GPIO,
57 MPP25_GPIO,
58 MPP26_GPIO,
59 MPP27_GPIO,
60 MPP28_GPIO,
61 MPP29_GPIO,
62 MPP30_GPIO,
63 MPP31_GPIO,
64 MPP32_GPIO,
65 MPP33_GPIO,
66 MPP34_GPIO,
67 MPP35_GPIO,
68 0
69 };
70 kirkwood_mpp_conf(kwmpp_config, NULL);
71 return 0;
72}
73
74int board_init(void)
75{
76 /*
77 * arch number of board
78 */
Tom Rini92a1bab2017-01-25 20:42:36 -0500[diff] [blame]79 gd->bd->bi_arch_number = MACH_TYPE_RD88F6192_NAS;
Evgeni Dobrev9637c4b2014-12-08 17:49:42 +0100[diff] [blame]80
81 /* adress of boot parameters */
82 gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
83
84 return 0;
85}
86
87#ifdef CONFIG_RESET_PHY_R
88/* Configure and enable MV88E1116 PHY */
89void reset_phy(void)
90{
91 u16 reg;
92 u16 devadr;
93 char *name = "egiga0";
94
95 if (miiphy_set_current_dev(name))
96 return;
97
98 /* command to read PHY dev address */
99 if (miiphy_read(name, 0xEE, 0xEE, (u16 *)&devadr)) {
100 printf("Err..%s could not read PHY dev address\n", __func__);
101 return;
102 }
103
104 /*
105 * Enable RGMII delay on Tx and Rx for CPU port
106 * Ref: sec 4.7.2 of chip datasheet
107 */
108 miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
109 miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, &reg);
110 reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
111 miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
112 miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
113
114 /* reset the phy */
115 miiphy_reset(name, devadr);
116
117 printf("88E1116 Initialized on %s\n", name);
118}
119#endif /* CONFIG_RESET_PHY_R */