Commit 7820d428 authored by Jeff Kirsher's avatar Jeff Kirsher Committed by Auke Kok
Browse files

e1000: Force full DMA clocking for 10/100 speed 



Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: default avatarAuke Kok <auke-jan.h.kok@intel.com>
parent c9c1b834

drivers/net/e1000/e1000_hw.c

+11 −0
Original line number Diff line number Diff line
@@ -718,6 +718,17 @@ e1000_init_hw(struct e1000_hw *hw) 


    DEBUGFUNC("e1000_init_hw");



    /* force full DMA clock frequency for 10/100 on ICH8 A0-B0 */

    if (hw->mac_type == e1000_ich8lan) {

        reg_data = E1000_READ_REG(hw, TARC0);

        reg_data |= 0x30000000;

        E1000_WRITE_REG(hw, TARC0, reg_data);



        reg_data = E1000_READ_REG(hw, STATUS);

        reg_data &= ~0x80000000;

        E1000_WRITE_REG(hw, STATUS, reg_data);

    }



    /* Initialize Identification LED */

    ret_val = e1000_id_led_init(hw);

    if(ret_val) {