diff options
| author | John Rigby <john.rigby@linaro.org> | 2011-12-16 15:50:05 -0700 |
|---|---|---|
| committer | John Rigby <john.rigby@linaro.org> | 2012-08-16 10:08:03 -0600 |
| commit | 0470e3db0c6ddfba370b3eb383585cfe8a2d8aad (patch) | |
| tree | b2cab3ad708b0dff8f03593f900a4707fe64b672 /arch/arm/include/asm/arch-omap4 | |
| parent | 03e97daa2e5a2aa681d6e3f007c623e7e86d0551 (diff) | |
OMAP4 Panda: Generate a unique usbethaddr
The panda board has a usb nic but the nic has no
rom. Use the die-id to generate a unique address.
This is derived from an RFC kernel patch by Andy Green
that does the same thing:
https://patchwork.kernel.org/patch/660541/
[RFC PATCH 1/2] OMAP2+: add cpu id register to MAC address helper
Signed-off-by: John Rigby <john.rigby@linaro.org>
Diffstat (limited to 'arch/arm/include/asm/arch-omap4')
| -rw-r--r-- | arch/arm/include/asm/arch-omap4/cpu.h | 11 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-omap4/sys_proto.h | 1 |
2 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-omap4/cpu.h b/arch/arm/include/asm/arch-omap4/cpu.h index a8c4c60c8..9b5c0a802 100644 --- a/arch/arm/include/asm/arch-omap4/cpu.h +++ b/arch/arm/include/asm/arch-omap4/cpu.h @@ -94,6 +94,17 @@ struct gptimer { u32 tcicr; /* 0x40 rw */ u32 tcar2; /* 0x44 r */ }; + +struct ctrl_id { + u32 die_id_0; /* 0x00 */ + u32 idcode; /* 0x04 */ + u32 die_id_1; /* 0x08 */ + u32 die_id_2; /* 0x0c */ + u32 die_id_3; /* 0x10 */ + u32 prod_id_0; /* 0x14 */ + u32 prod_id_1; /* 0x18 */ +}; + #endif /* __ASSEMBLY__ */ #endif /* __KERNEL_STRICT_NAMES */ diff --git a/arch/arm/include/asm/arch-omap4/sys_proto.h b/arch/arm/include/asm/arch-omap4/sys_proto.h index d633573c2..1294ce479 100644 --- a/arch/arm/include/asm/arch-omap4/sys_proto.h +++ b/arch/arm/include/asm/arch-omap4/sys_proto.h @@ -59,6 +59,7 @@ void omap_vc_init(u16 speed_khz); int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data); u32 warm_reset(void); void force_emif_self_refresh(void); +void omap4_die_id_to_ethernet_mac(u8 *, int); /* * This is used to verify if the configuration header * was executed by Romcode prior to control of transfer |