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
|
Index: linux-2.6.23.17/arch/arm/mach-ixp4xx/nslu2-setup.c
===================================================================
--- linux-2.6.23.17.orig/arch/arm/mach-ixp4xx/nslu2-setup.c
+++ linux-2.6.23.17/arch/arm/mach-ixp4xx/nslu2-setup.c
@@ -24,6 +24,7 @@
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
#include <asm/mach/time.h>
+#include <asm/io.h>
static struct flash_platform_data nslu2_flash_data = {
.map_name = "cfi_probe",
@@ -140,6 +141,23 @@ static struct platform_device nslu2_uart
.resource = nslu2_uart_resources,
};
+/* Built-in 10/100 Ethernet MAC interfaces */
+static struct eth_plat_info nslu2_plat_eth[] = {
+ {
+ .phy = 1,
+ .rxq = 3,
+ .txreadyq = 20,
+ }
+};
+
+static struct platform_device nslu2_eth[] = {
+ {
+ .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEB,
+ .dev.platform_data = nslu2_plat_eth,
+ }
+};
+
static struct platform_device *nslu2_devices[] __initdata = {
&nslu2_i2c_gpio,
&nslu2_flash,
@@ -147,6 +165,7 @@ static struct platform_device *nslu2_dev
#ifdef CONFIG_LEDS_IXP4XX
&nslu2_leds,
#endif
+ &nslu2_eth[0],
};
static void nslu2_power_off(void)
@@ -175,6 +194,9 @@ static struct sys_timer nslu2_timer = {
static void __init nslu2_init(void)
{
+ uint8_t __iomem *f;
+ int i;
+
ixp4xx_sys_init();
nslu2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
@@ -191,6 +213,33 @@ static void __init nslu2_init(void)
(void)platform_device_register(&nslu2_uart);
platform_add_devices(nslu2_devices, ARRAY_SIZE(nslu2_devices));
+
+
+ /*
+ * Map in a portion of the flash and read the MAC address.
+ * Since it is stored in BE in the flash itself, we need to
+ * byteswap it if we're in LE mode.
+ */
+ if ((f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x40000))) {
+#ifdef __ARMEB__
+ for (i = 0; i < 6; i++) {
+ nslu2_plat_eth[0].hwaddr[i] = readb(f + 0x3FFB0 + i);
+ }
+#else
+ nslu2_plat_eth[0].hwaddr[0] = readb(f + 0x3FFB0 + 3);
+ nslu2_plat_eth[0].hwaddr[1] = readb(f + 0x3FFB0 + 2);
+ nslu2_plat_eth[0].hwaddr[2] = readb(f + 0x3FFB0 + 1);
+ nslu2_plat_eth[0].hwaddr[3] = readb(f + 0x3FFB0 + 0);
+ nslu2_plat_eth[0].hwaddr[4] = readb(f + 0x3FFB0 + 7);
+ nslu2_plat_eth[0].hwaddr[5] = readb(f + 0x3FFB0 + 6);
+#endif
+ iounmap(f);
+ }
+ printk(KERN_INFO "NSLU2: Using MAC address %.2x:%.2x:%.2x:%.2x:%.2x:%.2x for port 0\n",
+ nslu2_plat_eth[0].hwaddr[0], nslu2_plat_eth[0].hwaddr[1],
+ nslu2_plat_eth[0].hwaddr[2], nslu2_plat_eth[0].hwaddr[3],
+ nslu2_plat_eth[0].hwaddr[4], nslu2_plat_eth[0].hwaddr[5]);
+
}
MACHINE_START(NSLU2, "Linksys NSLU2")
|
