diff options
Diffstat (limited to 'arch/arm/mach-mx5/mx53_ard.c')
| -rw-r--r-- | arch/arm/mach-mx5/mx53_ard.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/mx53_ard.c b/arch/arm/mach-mx5/mx53_ard.c index 82b1f636fed5..1a5afc583b9e 100644 --- a/arch/arm/mach-mx5/mx53_ard.c +++ b/arch/arm/mach-mx5/mx53_ard.c @@ -1245,6 +1245,31 @@ static void weim_cs_config(void) iounmap(weim_base); } +static int mxc_read_mac_iim(void) +{ + struct clk *iim_clk; + void __iomem *iim_base = IO_ADDRESS(IIM_BASE_ADDR); + void __iomem *iim_mac_base = iim_base + \ + MXC_IIM_MX53_BANK_AREA_1_OFFSET + \ + MXC_IIM_MX53_MAC_ADDR_OFFSET; + int i; + + iim_clk = clk_get(NULL, "iim_clk"); + + if (!iim_clk) { + printk(KERN_ERR "Could not get IIM clk to read MAC fuses!\n"); + return ~EINVAL; + } + + clk_enable(iim_clk); + + for (i = 0; i < 6; i++) + ard_smsc911x_config.mac[i] = readl(iim_mac_base + (i*4)); + + clk_disable(iim_clk); + return 0; +} + /*! * Board specific initialization. */ @@ -1265,6 +1290,7 @@ static void __init mxc_board_init(void) mx53_ard_io_init(); weim_cs_config(); + mxc_read_mac_iim(); mxc_register_device(&ard_smsc_lan9220_device, &ard_smsc911x_config); mxc_register_device(&mxc_dma_device, NULL); |