1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2009-2012
4 * Wojciech Dubowik <wojciech.dubowik@neratec.com>
5 * Luka Perkov <luka@openwrt.org>
6 */
7
8 #include <common.h>
9 #include <miiphy.h>
10 #include <asm/setup.h>
11 #include <asm/arch/cpu.h>
12 #include <asm/arch/soc.h>
13 #include <asm/arch/mpp.h>
14 #include "ds109.h"
15
16 DECLARE_GLOBAL_DATA_PTR;
17
board_early_init_f(void)18 int board_early_init_f(void)
19 {
20 /*
21 * default gpio configuration
22 * There are maximum 64 gpios controlled through 2 sets of registers
23 * the below configuration configures mainly initial LED status
24 */
25 mvebu_config_gpio(DS109_OE_VAL_LOW,
26 DS109_OE_VAL_HIGH,
27 DS109_OE_LOW, DS109_OE_HIGH);
28
29 /* Multi-Purpose Pins Functionality configuration */
30 static const u32 kwmpp_config[] = {
31 MPP0_SPI_SCn, /* SPI Flash */
32 MPP1_SPI_MOSI,
33 MPP2_SPI_SCK,
34 MPP3_SPI_MISO,
35 MPP4_GPIO,
36 MPP5_GPO,
37 MPP6_SYSRST_OUTn, /* Reset signal */
38 MPP7_GPO,
39 MPP8_TW_SDA, /* I2C */
40 MPP9_TW_SCK, /* I2C */
41 MPP10_UART0_TXD,
42 MPP11_UART0_RXD,
43 MPP12_GPO,
44 MPP13_UART1_TXD,
45 MPP14_UART1_RXD,
46 MPP15_GPIO,
47 MPP16_GPIO,
48 MPP17_GPIO,
49 MPP18_GPO,
50 MPP19_GPO,
51 MPP20_SATA1_ACTn,
52 MPP21_SATA0_ACTn,
53 MPP22_GPIO, /* HDD2 FAIL LED */
54 MPP23_GPIO, /* HDD1 FAIL LED */
55 MPP24_GPIO,
56 MPP25_GPIO,
57 MPP26_GPIO,
58 MPP27_GPIO,
59 MPP28_GPIO,
60 MPP29_GPIO,
61 MPP30_GPIO,
62 MPP31_GPIO, /* HDD2 */
63 MPP32_GPIO, /* FAN A */
64 MPP33_GPIO, /* FAN B */
65 MPP34_GPIO, /* FAN C */
66 MPP35_GPIO, /* FAN SENSE */
67 MPP36_GPIO,
68 MPP37_GPIO,
69 MPP38_GPIO,
70 MPP39_GPIO,
71 MPP40_GPIO,
72 MPP41_GPIO,
73 MPP42_GPIO,
74 MPP43_GPIO,
75 MPP44_GPIO,
76 MPP45_GPIO,
77 MPP46_GPIO,
78 MPP47_GPIO,
79 MPP48_GPIO,
80 MPP49_GPIO,
81 0
82 };
83 kirkwood_mpp_conf(kwmpp_config, NULL);
84 return 0;
85 }
86
board_init(void)87 int board_init(void)
88 {
89 /* address of boot parameters */
90 gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
91
92 return 0;
93 }
94
95 /* Synology reset uses UART */
96 #include <ns16550.h>
97 #define SOFTWARE_SHUTDOWN 0x31
98 #define SOFTWARE_REBOOT 0x43
99 #define CONFIG_SYS_NS16550_COM2 KW_UART1_BASE
reset_misc(void)100 void reset_misc(void)
101 {
102 int b_d;
103 printf("Synology reset...");
104 udelay(50000);
105
106 b_d = ns16550_calc_divisor((NS16550_t)CONFIG_SYS_NS16550_COM2,
107 CONFIG_SYS_NS16550_CLK, 9600);
108 NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM2, b_d);
109 NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM2, SOFTWARE_REBOOT);
110 }
111
112 /* Support old kernels */
setup_board_tags(struct tag ** in_params)113 void setup_board_tags(struct tag **in_params)
114 {
115 unsigned int boardId;
116 struct tag *params;
117 struct tag_mv_uboot *t;
118 int i;
119
120 printf("Synology board tags...");
121 params = *in_params;
122 t = (struct tag_mv_uboot *)¶ms->u;
123
124 t->uboot_version = VER_NUM;
125
126 boardId = SYNO_DS109_ID;
127 t->uboot_version |= boardId;
128
129 t->tclk = CONFIG_SYS_TCLK;
130 t->sysclk = CONFIG_SYS_TCLK*2;
131
132 t->isusbhost = 1;
133 for (i = 0; i < 4; i++) {
134 memset(t->macaddr[i], 0, sizeof(t->macaddr[i]));
135 t->mtu[i] = 0;
136 }
137
138 params->hdr.tag = ATAG_MV_UBOOT;
139 params->hdr.size = tag_size(tag_mv_uboot);
140 params = tag_next(params);
141 *in_params = params;
142 }
143
144 #ifdef CONFIG_RESET_PHY_R
145 /* Configure and enable MV88E1116 PHY */
reset_phy(void)146 void reset_phy(void)
147 {
148 u16 reg;
149 u16 devadr;
150 char *name = "egiga0";
151
152 if (miiphy_set_current_dev(name))
153 return;
154
155 /* command to read PHY dev address */
156 if (miiphy_read(name, 0xEE, 0xEE, (u16 *)&devadr)) {
157 printf("Error: 88E1116 could not read PHY dev address\n");
158 return;
159 }
160
161 /*
162 * Enable RGMII delay on Tx and Rx for CPU port
163 * Ref: sec 4.7.2 of chip datasheet
164 */
165 miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
166 miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, ®);
167 reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
168 miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
169 miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
170
171 /* reset the phy */
172 miiphy_reset(name, devadr);
173
174 printf("88E1116 Initialized on %s\n", name);
175 }
176 #endif /* CONFIG_RESET_PHY_R */
177