davinci: Factor out emac mac address handling

Factor out the code to extract that mac address from
i2c eeprom.

Signed-off-by: Mark A. Greer <mgreer@mvista.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>

1 files changed, 3 insertions, 18 deletions

diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c
index 987d27fcacb0..d9d40450bdc5 100644
--- a/arch/arm/mach-davinci/board-dm644x-evm.c
+++ b/arch/arm/mach-davinci/board-dm644x-evm.c
@@ -44,6 +44,7 @@
 #include <mach/psc.h>
 #include <mach/nand.h>
 #include <mach/mmc.h>
+#include <mach/emac.h>
 #include <mach/common.h>
 
 #define DM644X_EVM_PHY_MASK             (0x2)
@@ -437,28 +438,13 @@ static struct pcf857x_platform_data pcf_data_u35 = {
  *  - 0x0039, 1 byte NTSC vs PAL (bit 0x80 == PAL)
  *  - ... newer boards may have more
  */
-static struct memory_accessor *at24_mem_acc;
-
-static void at24_setup(struct memory_accessor *mem_acc, void *context)
-{
-        char mac_addr[ETH_ALEN];
-        struct davinci_soc_info *soc_info = &davinci_soc_info;
-
-        at24_mem_acc = mem_acc;
-
-        /* Read MAC addr from EEPROM */
-        if (at24_mem_acc->read(at24_mem_acc, mac_addr, 0x7f00, ETH_ALEN) ==
-            ETH_ALEN) {
-                printk(KERN_INFO "Read MAC addr from EEPROM: %pM\n", mac_addr);
-                memcpy(soc_info->emac_pdata->mac_addr, mac_addr, ETH_ALEN);
-        }
-}
 
 static struct at24_platform_data eeprom_info = {
         .byte_len       = (256*1024) / 8,
         .page_size      = 64,
         .flags          = AT24_FLAG_ADDR16,
-        .setup          = at24_setup,
+        .setup          = davinci_get_mac_addr,
+        .context        = (void *)0x7f00,
 };
 
 /*
@@ -684,7 +670,6 @@ static __init void davinci_evm_init(void)
 
         soc_info->emac_pdata->phy_mask = DM644X_EVM_PHY_MASK;
         soc_info->emac_pdata->mdio_max_freq = DM644X_EVM_MDIO_FREQUENCY;
-        dm644x_init_emac(soc_info->emac_pdata);
 
         /* Register the fixup for PHY on DaVinci */
         phy_register_fixup_for_uid(LXT971_PHY_ID, LXT971_PHY_MASK,