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OMAP3: beagle-xm: generate fake USB ethernet MAC address from dieid 

Similar to OMAP5uEVM, PandaBoard, BeagleBoard-XM has a USB based
ethernet without MAC address embedded. So fake a MAC address following
the similar strategy used on OMAP5 and PandaBoard family.

Signed-off-by: Nishanth Menon <nm@ti.com>
This commit is contained in:
Nishanth Menon 2014-03-28 11:00:06 -05:00 committed by Tom Rini
parent 79e7e87f91
commit 548a64d845
2 changed files with 12 additions and 0 deletions
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1
arch/arm/include/asm/arch-omap3/sys_proto.h
View File

@ -8,6 +8,7 @@
#ifndef _SYS_PROTO_H_ #ifndef _SYS_PROTO_H_
#define _SYS_PROTO_H_ #define _SYS_PROTO_H_
#include <linux/mtd/omap_gpmc.h> #include <linux/mtd/omap_gpmc.h>
#include <asm/omap_common.h>
typedef struct { typedef struct {
u32 mtype; u32 mtype;

11
board/ti/beagle/beagle.c
View File

@ -316,6 +316,7 @@ int misc_init_r(void)
struct gpio *gpio5_base = (struct gpio *)OMAP34XX_GPIO5_BASE; struct gpio *gpio5_base = (struct gpio *)OMAP34XX_GPIO5_BASE;
struct gpio *gpio6_base = (struct gpio *)OMAP34XX_GPIO6_BASE; struct gpio *gpio6_base = (struct gpio *)OMAP34XX_GPIO6_BASE;
struct control_prog_io *prog_io_base = (struct control_prog_io *)OMAP34XX_CTRL_BASE; struct control_prog_io *prog_io_base = (struct control_prog_io *)OMAP34XX_CTRL_BASE;
bool generate_fake_mac = false;
/* Enable i2c2 pullup resisters */ /* Enable i2c2 pullup resisters */
writel(~(PRG_I2C2_PULLUPRESX), &prog_io_base->io1); writel(~(PRG_I2C2_PULLUPRESX), &prog_io_base->io1);
@ -349,6 +350,7 @@ int misc_init_r(void)
TWL4030_PM_RECEIVER_VAUX2_VSEL_18, TWL4030_PM_RECEIVER_VAUX2_VSEL_18,
TWL4030_PM_RECEIVER_VAUX2_DEV_GRP, TWL4030_PM_RECEIVER_VAUX2_DEV_GRP,
TWL4030_PM_RECEIVER_DEV_GRP_P1); TWL4030_PM_RECEIVER_DEV_GRP_P1);
generate_fake_mac = true;
break; break;
case REVISION_XM_C: case REVISION_XM_C:
printf("Beagle xM Rev C\n"); printf("Beagle xM Rev C\n");
@ -359,6 +361,7 @@ int misc_init_r(void)
TWL4030_PM_RECEIVER_VAUX2_VSEL_18, TWL4030_PM_RECEIVER_VAUX2_VSEL_18,
TWL4030_PM_RECEIVER_VAUX2_DEV_GRP, TWL4030_PM_RECEIVER_VAUX2_DEV_GRP,
TWL4030_PM_RECEIVER_DEV_GRP_P1); TWL4030_PM_RECEIVER_DEV_GRP_P1);
generate_fake_mac = true;
break; break;
default: default:
printf("Beagle unknown 0x%02x\n", get_board_revision()); printf("Beagle unknown 0x%02x\n", get_board_revision());
@ -368,6 +371,7 @@ int misc_init_r(void)
TWL4030_PM_RECEIVER_VAUX2_VSEL_18, TWL4030_PM_RECEIVER_VAUX2_VSEL_18,
TWL4030_PM_RECEIVER_VAUX2_DEV_GRP, TWL4030_PM_RECEIVER_VAUX2_DEV_GRP,
TWL4030_PM_RECEIVER_DEV_GRP_P1); TWL4030_PM_RECEIVER_DEV_GRP_P1);
generate_fake_mac = true;
} }
switch (get_expansion_id()) { switch (get_expansion_id()) {
@ -486,6 +490,13 @@ int misc_init_r(void)
musb_register(&musb_plat, &musb_board_data, (void *)MUSB_BASE); musb_register(&musb_plat, &musb_board_data, (void *)MUSB_BASE);
#endif #endif
if (generate_fake_mac) {
u32 id[4];
get_dieid(id);
usb_fake_mac_from_die_id(id);
}
return 0; return 0;
} }