diff options
| -rw-r--r-- | drivers/net/smc911x.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c index adcb9c9..a36b040 100644 --- a/drivers/net/smc911x.c +++ b/drivers/net/smc911x.c @@ -2,6 +2,7 @@ * SMSC LAN9[12]1[567] Network driver * * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de> + * Copyright (C) 2011 Freescale Semiconductor, Inc. * * See file CREDITS for list of people who contributed to this * project. @@ -27,6 +28,10 @@ #include <malloc.h> #include <net.h> #include <miiphy.h> +#ifdef CONFIG_MX53 +#include <asm/io.h> +#include <asm/imx_iim.h> +#endif #include "smc911x.h" @@ -235,6 +240,20 @@ static int smc911x_rx(struct eth_device *dev) return 0; } +#ifdef CONFIG_MX53 +void smc911x_get_mac_from_iim(unsigned char *mac) +{ + unsigned int mac_ptr; + int i; + + for (i = 0; i < 6; i++) { + mac_ptr = IMX_IIM_BASE + IIM_BANK_AREA_1_OFFSET + 0x24 + + (i << 2); + mac[5-i] = readl(mac_ptr); + } +} +#endif + int smc911x_initialize(u8 dev_num, int base_addr) { unsigned long addrl, addrh; @@ -264,6 +283,12 @@ int smc911x_initialize(u8 dev_num, int base_addr) dev->enetaddr[4] = addrh; dev->enetaddr[5] = addrh >> 8; +#ifdef CONFIG_MX53 + /* Get MAC addr from IIM if the one on the controller is not valid */ + if (!is_valid_ether_addr(dev->enetaddr)) + smc911x_get_mac_from_iim(dev->enetaddr); +#endif + dev->init = smc911x_init; dev->halt = smc911x_halt; dev->send = smc911x_send; |