The eth_halt() function has been modified to remove the chip reset and instead stop the transmit/receive from the device.
Signed-off-by: Manikandan Pillai mani.pillai@ti.com --- 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 1ded8f0..2f0852e 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)