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| author | Mugunthan V N <mugunthanvnm@ti.com> | 2014-02-18 07:31:56 -0500 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-03-04 09:42:07 -0500 |
| commit | 8feb37b9beefd4ba38227a837b6d7b3f5821b90c (patch) | |
| tree | acfa052cba151a4235987e20cfe4cad0a625035e /board/ti | |
| parent | a35ad51efe363abdc72473b32aea2c1bb271995f (diff) | |
| download | u-boot-imx-8feb37b9beefd4ba38227a837b6d7b3f5821b90c.zip u-boot-imx-8feb37b9beefd4ba38227a837b6d7b3f5821b90c.tar.gz u-boot-imx-8feb37b9beefd4ba38227a837b6d7b3f5821b90c.tar.bz2 | |
ARM: DRA7xx: add support for reading cpsw 2nd mac from efuse
Adding support for reading cpsw 2nd mac address from efuse and pass it
to kernel via dtb which will be used in dual emac mode of cpsw.
Also correct the bit masking of mac id read from the efuse.
Acked-by: Tom Rini <trini@ti.com>
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Diffstat (limited to 'board/ti')
| -rw-r--r-- | board/ti/dra7xx/evm.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/board/ti/dra7xx/evm.c b/board/ti/dra7xx/evm.c index 7990e79..c6c4fd1 100644 --- a/board/ti/dra7xx/evm.c +++ b/board/ti/dra7xx/evm.c @@ -216,6 +216,21 @@ int board_eth_init(bd_t *bis) if (is_valid_ether_addr(mac_addr)) eth_setenv_enetaddr("ethaddr", mac_addr); } + + mac_lo = readl((*ctrl)->control_core_mac_id_1_lo); + mac_hi = readl((*ctrl)->control_core_mac_id_1_hi); + mac_addr[0] = (mac_hi & 0xFF0000) >> 16; + mac_addr[1] = (mac_hi & 0xFF00) >> 8; + mac_addr[2] = mac_hi & 0xFF; + mac_addr[3] = (mac_lo & 0xFF0000) >> 16; + mac_addr[4] = (mac_lo & 0xFF00) >> 8; + mac_addr[5] = mac_lo & 0xFF; + + if (!getenv("eth1addr")) { + if (is_valid_ether_addr(mac_addr)) + eth_setenv_enetaddr("eth1addr", mac_addr); + } + ctrl_val = readl((*ctrl)->control_core_control_io1) & (~0x33); ctrl_val |= 0x22; writel(ctrl_val, (*ctrl)->control_core_control_io1); |