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
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
From f79f1a7c2f6df54edd83932f4074c3042525a599 Mon Sep 17 00:00:00 2001
From: Steve Sakoman <sakoman@gmail.com>
Date: Tue, 15 Dec 2009 15:34:29 -0800
Subject: [PATCH 03/48] ARM: OMAP: add support for TCT Zippy to Beagle board file
Signed-off-by: Steve Sakoman <sakoman@gmail.com>
---
arch/arm/mach-omap2/board-omap3beagle.c | 74 +++++++++++++++++++++++++++++-
1 files changed, 71 insertions(+), 3 deletions(-)
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 330fb25..ddfb9c0 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -21,6 +21,7 @@
#include <linux/io.h>
#include <linux/leds.h>
#include <linux/gpio.h>
+#include <linux/irq.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
@@ -56,6 +57,49 @@
#define NAND_BLOCK_SIZE SZ_128K
+#if defined(CONFIG_ENC28J60) || defined(CONFIG_ENC28J60_MODULE)
+
+#include <plat/mcspi.h>
+#include <linux/spi/spi.h>
+
+#define OMAP3BEAGLE_GPIO_ENC28J60_IRQ 157
+
+static struct omap2_mcspi_device_config enc28j60_spi_chip_info = {
+ .turbo_mode = 0,
+ .single_channel = 1, /* 0: slave, 1: master */
+};
+
+static struct spi_board_info omap3beagle_spi_board_info[] __initdata = {
+ {
+ .modalias = "enc28j60",
+ .bus_num = 4,
+ .chip_select = 0,
+ .max_speed_hz = 20000000,
+ .controller_data = &enc28j60_spi_chip_info,
+ },
+};
+
+static void __init omap3beagle_enc28j60_init(void)
+{
+ if ((gpio_request(OMAP3BEAGLE_GPIO_ENC28J60_IRQ, "ENC28J60_IRQ") == 0) &&
+ (gpio_direction_input(OMAP3BEAGLE_GPIO_ENC28J60_IRQ) == 0)) {
+ gpio_export(OMAP3BEAGLE_GPIO_ENC28J60_IRQ, 0);
+ omap3beagle_spi_board_info[0].irq = OMAP_GPIO_IRQ(OMAP3BEAGLE_GPIO_ENC28J60_IRQ);
+ set_irq_type(omap3beagle_spi_board_info[0].irq, IRQ_TYPE_EDGE_FALLING);
+ } else {
+ printk(KERN_ERR "could not obtain gpio for ENC28J60_IRQ\n");
+ return;
+ }
+
+ spi_register_board_info(omap3beagle_spi_board_info,
+ ARRAY_SIZE(omap3beagle_spi_board_info));
+}
+
+#else
+static inline void __init omap3beagle_enc28j60_init(void) { return; }
+#endif
+
+
static struct mtd_partition omap3beagle_nand_partitions[] = {
/* All the partition sizes are listed in terms of NAND block size */
{
@@ -118,6 +162,14 @@ static struct twl4030_hsmmc_info mmc[] = {
.wires = 8,
.gpio_wp = 29,
},
+ {
+ .mmc = 2,
+ .wires = 4,
+ .gpio_wp = 141,
+ .gpio_cd = 162,
+ .transceiver = true,
+ .ocr_mask = 0x00100000, /* 3.3V */
+ },
{} /* Terminator */
};
@@ -281,7 +333,7 @@ static struct twl4030_platform_data beagle_twldata = {
.vpll2 = &beagle_vpll2,
};
-static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = {
+static struct i2c_board_info __initdata beagle_i2c1_boardinfo[] = {
{
I2C_BOARD_INFO("twl4030", 0x48),
.flags = I2C_CLIENT_WAKE,
@@ -290,10 +342,24 @@ static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = {
},
};
+#if defined(CONFIG_RTC_DRV_DS1307) || \
+ defined(CONFIG_RTC_DRV_DS1307_MODULE)
+
+static struct i2c_board_info __initdata beagle_i2c2_boardinfo[] = {
+ {
+ I2C_BOARD_INFO("ds1307", 0x68),
+ },
+};
+#else
+static struct i2c_board_info __initdata beagle_i2c2_boardinfo[] = {};
+#endif
+
static int __init omap3_beagle_i2c_init(void)
{
- omap_register_i2c_bus(1, 2600, beagle_i2c_boardinfo,
- ARRAY_SIZE(beagle_i2c_boardinfo));
+ omap_register_i2c_bus(1, 2600, beagle_i2c1_boardinfo,
+ ARRAY_SIZE(beagle_i2c1_boardinfo));
+ omap_register_i2c_bus(2, 400, beagle_i2c2_boardinfo,
+ ARRAY_SIZE(beagle_i2c2_boardinfo));
/* Bus 3 is attached to the DVI port where devices like the pico DLP
* projector don't work reliably with 400kHz */
omap_register_i2c_bus(3, 100, NULL, 0);
@@ -448,6 +514,8 @@ static void __init omap3_beagle_init(void)
/* REVISIT leave DVI powered down until it's needed ... */
gpio_direction_output(170, true);
+ omap3beagle_enc28j60_init();
+
usb_musb_init();
usb_ehci_init(&ehci_pdata);
omap3beagle_flash_init();
--
1.6.6.1
|
