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12#include <common.h>
13#include <config.h>
14#include <command.h>
15#include <status_led.h>
16
17struct led_tbl_s {
18 char *string;
19 led_id_t mask;
20 void (*off)(void);
21 void (*on)(void);
22 void (*toggle)(void);
23};
24
25typedef struct led_tbl_s led_tbl_t;
26
27static const led_tbl_t led_commands[] = {
28#ifdef CONFIG_LED_STATUS_BOARD_SPECIFIC
29#ifdef CONFIG_LED_STATUS0
30 { "0", CONFIG_LED_STATUS_BIT, NULL, NULL, NULL },
31#endif
32#ifdef CONFIG_LED_STATUS1
33 { "1", CONFIG_LED_STATUS_BIT1, NULL, NULL, NULL },
34#endif
35#ifdef CONFIG_LED_STATUS2
36 { "2", CONFIG_LED_STATUS_BIT2, NULL, NULL, NULL },
37#endif
38#ifdef CONFIG_LED_STATUS3
39 { "3", CONFIG_LED_STATUS_BIT3, NULL, NULL, NULL },
40#endif
41#ifdef CONFIG_LED_STATUS4
42 { "4", CONFIG_LED_STATUS_BIT4, NULL, NULL, NULL },
43#endif
44#ifdef CONFIG_LED_STATUS5
45 { "5", CONFIG_LED_STATUS_BIT5, NULL, NULL, NULL },
46#endif
47#endif
48#ifdef CONFIG_LED_STATUS_GREEN
49 { "green", CONFIG_LED_STATUS_GREEN, green_led_off, green_led_on, NULL },
50#endif
51#ifdef CONFIG_LED_STATUS_YELLOW
52 { "yellow", CONFIG_LED_STATUS_YELLOW, yellow_led_off, yellow_led_on,
53 NULL },
54#endif
55#ifdef CONFIG_LED_STATUS_RED
56 { "red", CONFIG_LED_STATUS_RED, red_led_off, red_led_on, NULL },
57#endif
58#ifdef CONFIG_LED_STATUS_BLUE
59 { "blue", CONFIG_LED_STATUS_BLUE, blue_led_off, blue_led_on, NULL },
60#endif
61 { NULL, 0, NULL, NULL, NULL }
62};
63
64enum led_cmd { LED_ON, LED_OFF, LED_TOGGLE, LED_BLINK };
65
66enum led_cmd get_led_cmd(char *var)
67{
68 if (strcmp(var, "off") == 0)
69 return LED_OFF;
70 if (strcmp(var, "on") == 0)
71 return LED_ON;
72 if (strcmp(var, "toggle") == 0)
73 return LED_TOGGLE;
74 if (strcmp(var, "blink") == 0)
75 return LED_BLINK;
76
77 return -1;
78}
79
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81
82
83
84void __weak __led_blink(led_id_t mask, int freq)
85{
86}
87
88int do_legacy_led(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
89{
90 int i, match = 0;
91 enum led_cmd cmd;
92 int freq;
93
94
95 if ((argc < 3) || (argc > 4))
96 return CMD_RET_USAGE;
97
98 cmd = get_led_cmd(argv[2]);
99 if (cmd < 0) {
100 return CMD_RET_USAGE;
101 }
102
103 for (i = 0; led_commands[i].string; i++) {
104 if ((strcmp("all", argv[1]) == 0) ||
105 (strcmp(led_commands[i].string, argv[1]) == 0)) {
106 match = 1;
107 switch (cmd) {
108 case LED_ON:
109 if (led_commands[i].on)
110 led_commands[i].on();
111 else
112 __led_set(led_commands[i].mask,
113 CONFIG_LED_STATUS_ON);
114 break;
115 case LED_OFF:
116 if (led_commands[i].off)
117 led_commands[i].off();
118 else
119 __led_set(led_commands[i].mask,
120 CONFIG_LED_STATUS_OFF);
121 break;
122 case LED_TOGGLE:
123 if (led_commands[i].toggle)
124 led_commands[i].toggle();
125 else
126 __led_toggle(led_commands[i].mask);
127 break;
128 case LED_BLINK:
129 if (argc != 4)
130 return CMD_RET_USAGE;
131
132 freq = simple_strtoul(argv[3], NULL, 10);
133 __led_blink(led_commands[i].mask, freq);
134 }
135
136 if (strcmp("all", argv[1]) != 0)
137 break;
138 }
139 }
140
141
142 if (!match) {
143 return CMD_RET_USAGE;
144 }
145
146 return 0;
147}
148
149U_BOOT_CMD(
150 led, 4, 1, do_legacy_led,
151 "["
152#ifdef CONFIG_LED_STATUS_BOARD_SPECIFIC
153#ifdef CONFIG_LED_STATUS0
154 "0|"
155#endif
156#ifdef CONFIG_LED_STATUS1
157 "1|"
158#endif
159#ifdef CONFIG_LED_STATUS2
160 "2|"
161#endif
162#ifdef CONFIG_LED_STATUS3
163 "3|"
164#endif
165#ifdef CONFIG_LED_STATUS4
166 "4|"
167#endif
168#ifdef CONFIG_LED_STATUS5
169 "5|"
170#endif
171#endif
172#ifdef CONFIG_LED_STATUS_GREEN
173 "green|"
174#endif
175#ifdef CONFIG_LED_STATUS_YELLOW
176 "yellow|"
177#endif
178#ifdef CONFIG_LED_STATUS_RED
179 "red|"
180#endif
181#ifdef CONFIG_LED_STATUS_BLUE
182 "blue|"
183#endif
184 "all] [on|off|toggle|blink] [blink-freq in ms]",
185 "[led_name] [on|off|toggle|blink] sets or clears led(s)"
186);
187