diff options
| author | Liu Hui-R64343 <[email protected]> | 2010-11-18 23:45:55 +0000 |
|---|---|---|
| committer | Stefano Babic <[email protected]> | 2010-11-21 18:24:20 +0100 |
| commit | 565e39c57769a45a5eaed5e4c86357e817cf64e1 (patch) | |
| tree | 25d23788174cf199097d47052d3ae50b01b872aa /arch/arm/cpu | |
| parent | a676cca41d52a89d9e3841170880e1234ec45606 (diff) | |
imx: Get fec mac address from fuse
The patch is to support getting FEC MAC address from fuse bank.
Signed-off-by: Jason Liu <[email protected]>
Tested-by: Stefano Babic <[email protected]>
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/arm926ejs/mx25/generic.c | 12 | ||||
| -rw-r--r-- | arch/arm/cpu/arm926ejs/mx27/generic.c | 12 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/mx5/soc.c | 14 |
3 files changed, 38 insertions, 0 deletions
diff --git a/arch/arm/cpu/arm926ejs/mx25/generic.c b/arch/arm/cpu/arm926ejs/mx25/generic.c index b80a389ed9e..c6e114634ab 100644 --- a/arch/arm/cpu/arm926ejs/mx25/generic.c +++ b/arch/arm/cpu/arm926ejs/mx25/generic.c @@ -260,4 +260,16 @@ void mx25_fec_init_pins (void) writel (outpadctl, &padctl->pad_fec_tdata1); } + +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[0]; + struct fuse_bank0_regs *fuse = + (struct fuse_bank0_regs *)bank->fuse_regs; + + for (i = 0; i < 6; i++) + mac[i] = readl(&fuse->mac_addr[i]) & 0xff; +} #endif /* CONFIG_FEC_MXC */ diff --git a/arch/arm/cpu/arm926ejs/mx27/generic.c b/arch/arm/cpu/arm926ejs/mx27/generic.c index ae2ce5841c7..27642bfe7db 100644 --- a/arch/arm/cpu/arm926ejs/mx27/generic.c +++ b/arch/arm/cpu/arm926ejs/mx27/generic.c @@ -313,6 +313,18 @@ void mx27_fec_init_pins(void) for (i = 0; i < ARRAY_SIZE(mode); i++) imx_gpio_mode(mode[i]); } + +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[0]; + struct fuse_bank0_regs *fuse = + (struct fuse_bank0_regs *)bank->fuse_regs; + + for (i = 0; i < 6; i++) + mac[6 - 1 - i] = readl(&fuse->mac_addr[i]) & 0xff; +} #endif /* CONFIG_FEC_MXC */ #ifdef CONFIG_MXC_MMC diff --git a/arch/arm/cpu/armv7/mx5/soc.c b/arch/arm/cpu/armv7/mx5/soc.c index 7c7a565665f..290011923ea 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() |