1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
From 4fb2bbcae8f283c46e762aa93b25cbbd55bab8b6 Mon Sep 17 00:00:00 2001
From: Steve Sakoman <steve@sakoman.com>
Date: Tue, 16 Feb 2010 09:58:01 -0800
Subject: [PATCH 08/37] OMAP3: Overo: enable config eeprom to set u-boot env variable
---
board/overo/overo.c | 21 +++++++++++++--------
1 files changed, 13 insertions(+), 8 deletions(-)
diff --git a/board/overo/overo.c b/board/overo/overo.c
index 2838a1f..f6093d2 100644
--- a/board/overo/overo.c
+++ b/board/overo/overo.c
@@ -43,7 +43,9 @@ static struct {
unsigned int device_vendor;
unsigned char revision;
unsigned char content;
- unsigned char data[6];
+ unsigned char fab_revision[8];
+ unsigned char env_var[16];
+ unsigned char env_setting[64];
} expansion_config;
#define TWL4030_I2C_BUS 0
@@ -209,36 +211,36 @@ int misc_init_r(void)
switch (get_expansion_id()) {
case GUMSTIX_SUMMIT:
printf("Recognized Summit expansion board (rev %d %s)\n",
- expansion_config.revision, expansion_config.data);
+ expansion_config.revision, expansion_config.fab_revision);
setenv("defaultdisplay", "dvi");
break;
case GUMSTIX_TOBI:
printf("Recognized Tobi expansion board (rev %d %s)\n",
- expansion_config.revision, expansion_config.data);
+ expansion_config.revision, expansion_config.fab_revision);
setenv("defaultdisplay", "dvi");
break;
case GUMSTIX_TOBI_DUO:
printf("Recognized Tobi Duo expansion board (rev %d %s)\n",
- expansion_config.revision, expansion_config.data);
+ expansion_config.revision, expansion_config.fab_revision);
break;
case GUMSTIX_PALO35:
printf("Recognized Palo 35 expansion board (rev %d %s)\n",
- expansion_config.revision, expansion_config.data);
+ expansion_config.revision, expansion_config.fab_revision);
setenv("defaultdisplay", "lcd35");
break;
case GUMSTIX_PALO43:
printf("Recognized Palo 43 expansion board (rev %d %s)\n",
- expansion_config.revision, expansion_config.data);
+ expansion_config.revision, expansion_config.fab_revision);
setenv("defaultdisplay", "lcd43");
break;
case GUMSTIX_CHESTNUT43:
printf("Recognized Chestnut 43 expansion board (rev %d %s)\n",
- expansion_config.revision, expansion_config.data);
+ expansion_config.revision, expansion_config.fab_revision);
setenv("defaultdisplay", "lcd43");
break;
case GUMSTIX_PINTO:
printf("Recognized Pinto expansion board (rev %d %s)\n",
- expansion_config.revision, expansion_config.data);
+ expansion_config.revision, expansion_config.fab_revision);
break;
case GUMSTIX_NO_EEPROM:
printf("No EEPROM on expansion board\n");
@@ -247,6 +249,9 @@ int misc_init_r(void)
printf("Unrecognized expansion board\n");
}
+ if (expansion_config.content == 1)
+ setenv(expansion_config.env_var, expansion_config.env_setting);
+
i2c_set_bus_num(TWL4030_I2C_BUS);
twl4030_power_init();
twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON);
--
1.6.6.1
|
