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12#include <common.h>
13#include <command.h>
14#include <env.h>
15#include <errno.h>
16#include <init.h>
17#include <malloc.h>
18#include <serial.h>
19#include <spl.h>
20#include <asm/arch/cpu.h>
21#include <asm/arch/hardware.h>
22#include <asm/arch/omap.h>
23#include <asm/arch/ddr_defs.h>
24#include <asm/arch/clock.h>
25#include <asm/arch/gpio.h>
26#include <asm/arch/mmc_host_def.h>
27#include <asm/arch/sys_proto.h>
28#include <asm/global_data.h>
29#include <asm/io.h>
30#include <asm/emif.h>
31#include <asm/gpio.h>
32#include <i2c.h>
33#include <miiphy.h>
34#include <cpsw.h>
35#include <watchdog.h>
36#include <asm/mach-types.h>
37#include "../common/factoryset.h"
38
39DECLARE_GLOBAL_DATA_PTR;
40
41#ifdef CONFIG_SPL_BUILD
42void set_uart_mux_conf(void)
43{
44 enable_uart0_pin_mux();
45}
46
47void set_mux_conf_regs(void)
48{
49
50 enable_i2c0_pin_mux();
51 i2c_set_bus_num(0);
52
53
54 gd->baudrate = CONFIG_BAUDRATE;
55 serial_init();
56 gd->have_console = 1;
57 if (read_eeprom() < 0)
58 puts("Could not get board ID.\n");
59
60 enable_board_pin_mux();
61}
62
63void sdram_init(void)
64{
65 spl_siemens_board_init();
66 board_init_ddr();
67
68 return;
69}
70#endif
71
72#ifndef CONFIG_SPL_BUILD
73
74
75
76int board_init(void)
77{
78#if defined(CONFIG_HW_WATCHDOG)
79 hw_watchdog_init();
80#endif
81 i2c_set_bus_num(0);
82 if (read_eeprom() < 0)
83 puts("Could not get board ID.\n");
84#ifdef CONFIG_MACH_TYPE
85 gd->bd->bi_arch_number = CONFIG_MACH_TYPE;
86#endif
87 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
88
89#ifdef CONFIG_FACTORYSET
90 factoryset_read_eeprom(CONFIG_SYS_I2C_EEPROM_ADDR);
91#endif
92
93 gpmc_init();
94
95#ifdef CONFIG_NAND_CS_INIT
96 board_nand_cs_init();
97#endif
98#ifdef CONFIG_VIDEO
99 board_video_init();
100#endif
101
102 return 0;
103}
104#endif
105
106#define OSC (V_OSCK/1000000)
107const struct dpll_params dpll_ddr = {
108 DDR_PLL_FREQ, OSC-1, 1, -1, -1, -1, -1};
109
110const struct dpll_params *get_dpll_ddr_params(void)
111{
112 return &dpll_ddr;
113}
114
115#ifndef CONFIG_SPL_BUILD
116
117#define MAX_NR_LEDS 10
118#define MAX_PIN_NUMBER 128
119#define STARTUP 0
120
121#if defined(BOARD_DFU_BUTTON_GPIO)
122unsigned char get_button_state(char * const envname, unsigned char def)
123{
124 int button = 0;
125 int gpio;
126 char *ptr_env;
127
128
129 ptr_env = env_get(envname);
130 if (NULL == ptr_env) {
131 gpio = def;
132 } else {
133 gpio = (unsigned char)simple_strtoul(ptr_env, NULL, 0);
134 if (gpio > MAX_PIN_NUMBER)
135 gpio = def;
136 }
137
138 gpio_request(gpio, "");
139 gpio_direction_input(gpio);
140 if (gpio_get_value(gpio))
141 button = 1;
142 else
143 button = 0;
144
145 gpio_free(gpio);
146
147 return button;
148}
149
150
151
152
153
154
155static int
156do_userbutton(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
157{
158 int button = 0;
159 button = get_button_state("button_dfu0", BOARD_DFU_BUTTON_GPIO);
160 button |= get_button_state("button_dfu1", BOARD_DFU_BUTTON_GPIO);
161 return button;
162}
163
164U_BOOT_CMD(
165 dfubutton, CONFIG_SYS_MAXARGS, 1, do_userbutton,
166 "Return the status of the DFU button",
167 ""
168);
169#endif
170
171static int
172do_usertestwdt(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
173{
174 printf("\n\n\n Go into infinite loop\n\n\n");
175 while (1)
176 ;
177 return 0;
178};
179
180U_BOOT_CMD(
181 testwdt, CONFIG_SYS_MAXARGS, 1, do_usertestwdt,
182 "Sends U-Boot into infinite loop",
183 ""
184);
185
186
187
188
189
190
191
192
193void set_env_gpios(unsigned char state)
194{
195 char *ptr_env;
196 char str_tmp[5];
197 unsigned char i, idx, pos1, pos2, ccount;
198 unsigned char gpio_n, gpio_s0, gpio_s1;
199
200 for (i = 0; i < MAX_NR_LEDS; i++) {
201 sprintf(str_tmp, "led%d", i);
202
203
204 ptr_env = env_get(str_tmp);
205 if (NULL == ptr_env)
206 break;
207
208
209 pos1 = 0;
210 pos2 = 0;
211 ccount = 0;
212 for (idx = 0; ptr_env[idx] != '\0'; idx++) {
213 if (ptr_env[idx] == ',') {
214 if (ccount++ < 1)
215 pos1 = idx;
216 else
217 pos2 = idx;
218 }
219 }
220
221 if (pos2 <= pos1 || ccount > 2)
222 continue;
223
224
225 memset(str_tmp, 0, sizeof(str_tmp));
226 strncpy(str_tmp, ptr_env, pos1*sizeof(char));
227 gpio_n = (unsigned char)simple_strtoul(str_tmp, NULL, 0);
228
229
230 if (gpio_n > MAX_PIN_NUMBER)
231 continue;
232
233 gpio_request(gpio_n, "");
234
235 if (state == STARTUP) {
236
237 memset(str_tmp, 0, sizeof(str_tmp));
238 strncpy(str_tmp, ptr_env+pos1+1,
239 (pos2-pos1-1)*sizeof(char));
240 gpio_s0 = (unsigned char)simple_strtoul(str_tmp, NULL,
241 0);
242
243 gpio_direction_output(gpio_n, gpio_s0);
244
245 } else {
246
247 memset(str_tmp, 0, sizeof(str_tmp));
248 strcpy(str_tmp, ptr_env+pos2+1);
249 gpio_s1 = (unsigned char)simple_strtoul(str_tmp, NULL,
250 0);
251 gpio_direction_output(gpio_n, gpio_s1);
252 }
253 }
254}
255
256static int do_board_led(struct cmd_tbl *cmdtp, int flag, int argc,
257 char *const argv[])
258{
259 if (argc != 2)
260 return CMD_RET_USAGE;
261 if ((unsigned char)simple_strtoul(argv[1], NULL, 0) == STARTUP)
262 set_env_gpios(0);
263 else
264 set_env_gpios(1);
265 return 0;
266};
267
268U_BOOT_CMD(
269 draco_led, CONFIG_SYS_MAXARGS, 2, do_board_led,
270 "Set LEDs defined in environment",
271 "<0|1>"
272);
273#endif
274