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add delay for PHY check.

This commit is contained in:
aozima 2014-09-02 11:24:38 +08:00
parent ff4fcd5b56
commit 89bcb70e5f
1 changed files with 19 additions and 15 deletions
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26
bsp/CME_M7/drivers/app_phy.c
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@ -45,19 +45,23 @@ void phy_AutoMediaSelect() {
ETH_PhyWrite(PHY_BASE_ADDR, PHY_REG_EXTEND_STATUS, data);
}
void phy_AutoNeg() {
uint32_t data;
void phy_AutoNeg()
{
uint32_t data;
data = ETH_PhyRead(PHY_BASE_ADDR, PHY_REG_CONTROL);
data |= (PHY_BIT_CONTROL_ANEN | PHY_BIT_CONTROL_RSAN);
ETH_PhyWrite(PHY_BASE_ADDR, PHY_REG_CONTROL, data);
data = ETH_PhyRead(PHY_BASE_ADDR, PHY_REG_CONTROL);
data |= (PHY_BIT_CONTROL_ANEN | PHY_BIT_CONTROL_RSAN);
ETH_PhyWrite(PHY_BASE_ADDR, PHY_REG_CONTROL, data);
while (1) {
uint32_t ret = ETH_PhyRead(PHY_BASE_ADDR, PHY_REG_STATUS);
if ((ret & PHY_BIT_STATUS_ANC) == PHY_BIT_STATUS_ANC) {
break;
}
}
while (1)
{
uint32_t ret = ETH_PhyRead(PHY_BASE_ADDR, PHY_REG_STATUS);
if ((ret & PHY_BIT_STATUS_ANC) == PHY_BIT_STATUS_ANC)
{
break;
}
rt_thread_delay(1);
}
}
BOOL phy_IsLink() {