From eab29802d6211aeb9cd521a51d22a43c8fb4f94d Mon Sep 17 00:00:00 2001 From: Nikita Kiryanov Date: Wed, 14 Jan 2015 10:42:44 +0200 Subject: [PATCH] arm: mx6: cm-fx6: pass 2nd nic mac addr to Linux Obtain 2nd NIC MAC address from baseboard EEPROM and pass it to Linux. Signed-off-by: Nikita Kiryanov Cc: Stefano Babic Cc: Igor Grinberg Acked-by: Igor Grinberg --- board/compulab/cm_fx6/cm_fx6.c | 23 ++++++++++++++++------- 1 file changed, 16 insertions(+), 7 deletions(-) diff --git a/board/compulab/cm_fx6/cm_fx6.c b/board/compulab/cm_fx6/cm_fx6.c index 32f4434b65..eb18dfc44c 100644 --- a/board/compulab/cm_fx6/cm_fx6.c +++ b/board/compulab/cm_fx6/cm_fx6.c @@ -345,32 +345,36 @@ static iomux_v3_cfg_t const enet_pads[] = { MUX_PAD_CTRL(ENET_PAD_CTRL)), }; -static int handle_mac_address(void) +static int handle_mac_address(char *env_var, uint eeprom_bus) { unsigned char enetaddr[6]; int rc; - rc = eth_getenv_enetaddr("ethaddr", enetaddr); + rc = eth_getenv_enetaddr(env_var, enetaddr); if (rc) return 0; - rc = cl_eeprom_read_mac_addr(enetaddr, CONFIG_SYS_I2C_EEPROM_BUS); + rc = cl_eeprom_read_mac_addr(enetaddr, eeprom_bus); if (rc) return rc; if (!is_valid_ether_addr(enetaddr)) return -1; - return eth_setenv_enetaddr("ethaddr", enetaddr); + return eth_setenv_enetaddr(env_var, enetaddr); } +#define SB_FX6_I2C_EEPROM_BUS 0 +#define NO_MAC_ADDR "No MAC address found for %s\n" int board_eth_init(bd_t *bis) { int err; - err = handle_mac_address(); - if (err) - puts("No MAC address found\n"); + if (handle_mac_address("ethaddr", CONFIG_SYS_I2C_EEPROM_BUS)) + printf(NO_MAC_ADDR, "primary NIC"); + + if (handle_mac_address("eth1addr", SB_FX6_I2C_EEPROM_BUS)) + printf(NO_MAC_ADDR, "secondary NIC"); SETUP_IOMUX_PADS(enet_pads); /* phy reset */ @@ -469,6 +473,11 @@ int ft_board_setup(void *blob, bd_t *bd) "local-mac-address", enetaddr, 6, 1); } + if (eth_getenv_enetaddr("eth1addr", enetaddr)) { + fdt_find_and_setprop(blob, "/eth@pcie", "local-mac-address", + enetaddr, 6, 1); + } + return 0; } #endif -- 2.25.1