diff options
author | Manikandan Pillai <mani.pillai@ti.com> | 2009-04-07 14:27:31 +0530 |
---|---|---|
committer | Justin Waters <justin.waters@timesys.com> | 2009-10-21 16:46:32 -0400 |
commit | 20a4ba0e1209d605ef70621ba1a3e7da9d7fa033 (patch) | |
tree | 979060059f25b9d4e69f7d02ee28f9451d3314f8 | |
parent | 994e4efb0cee3b46a64160a69a415af54724c512 (diff) |
Fix for NFS boot for OMAP3 EVM
The eth_halt() function has been modified to remove the
chip reset and instead stop the transmit/receive from the device.
-rw-r--r-- | drivers/net/smc911x.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c index 1ded8f01d0..2f0852ee29 100644 --- a/drivers/net/smc911x.c +++ b/drivers/net/smc911x.c @@ -116,6 +116,27 @@ static int smc911x_phy_reset(void) return 0; } +static void smc911x_shutdown(void) +{ + unsigned cr; + + /* Turn of Rx and TX */ + cr = smc911x_get_mac_csr(MAC_CR); + cr &= ~(MAC_CR_TXEN | MAC_CR_RXEN | MAC_CR_HBDIS); + smc911x_set_mac_csr(MAC_CR, cr); + + /* Stop Transmission */ + cr = smc911x_get_mac_csr(TX_CFG); + cr &= ~(TX_CFG_STOP_TX); + smc911x_set_mac_csr(TX_CFG, cr); + /* Stop receiving packets */ + cr = smc911x_get_mac_csr(RX_CFG); + cr &= ~(RX_CFG_RXDOFF); + smc911x_set_mac_csr(RX_CFG, cr); + +} + + static void smc911x_phy_configure(void) { int timeout; @@ -224,7 +245,7 @@ int eth_send(volatile void *packet, int length) void eth_halt(void) { - smc911x_reset(); + smc911x_shutdown(); } int eth_rx(void) |