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authorLiu Hui-R64343 <r64343@freescale.com>2010-11-18 23:45:55 +0000
committerStefano Babic <sbabic@denx.de>2010-11-21 18:24:20 +0100
commit565e39c57769a45a5eaed5e4c86357e817cf64e1 (patch)
tree25d23788174cf199097d47052d3ae50b01b872aa /arch/arm/cpu/armv7/mx5
parenta676cca41d52a89d9e3841170880e1234ec45606 (diff)
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imx: Get fec mac address from fuse
The patch is to support getting FEC MAC address from fuse bank. Signed-off-by: Jason Liu <r64343@freescale.com> Tested-by: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'arch/arm/cpu/armv7/mx5')
-rw-r--r--arch/arm/cpu/armv7/mx5/soc.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/mx5/soc.c b/arch/arm/cpu/armv7/mx5/soc.c
index 7c7a565..2900119 100644
--- a/arch/arm/cpu/armv7/mx5/soc.c
+++ b/arch/arm/cpu/armv7/mx5/soc.c
@@ -100,6 +100,20 @@ int cpu_eth_init(bd_t *bis)
return rc;
}
+#if defined(CONFIG_FEC_MXC)
+void imx_get_mac_from_fuse(unsigned char *mac)
+{
+ int i;
+ struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE;
+ struct fuse_bank *bank = &iim->bank[1];
+ struct fuse_bank1_regs *fuse =
+ (struct fuse_bank1_regs *)bank->fuse_regs;
+
+ for (i = 0; i < 6; i++)
+ mac[i] = readl(&fuse->mac_addr[i]) & 0xff;
+}
+#endif
+
/*
* Initializes on-chip MMC controllers.
* to override, implement board_mmc_init()