diff options
| author | Stephen Hemminger <shemminger@osdl.org> | 2005-11-08 10:33:43 -0800 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-11-08 23:58:08 -0500 |
| commit | 355ec57243574c439a4b731fc83af6165ec2f1ec (patch) | |
| tree | de1325d38869a1c77bc9e18e8b608342053dff09 /drivers/net | |
| parent | 2cd8e5d36584653c62a6fdf0e7d9fbde5022b5d6 (diff) | |
[PATCH] skge: goto low power mode on shutdown
Go into power down mode on shutdown.
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/skge.c | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/drivers/net/skge.c b/drivers/net/skge.c index a1cfead5827..ea68d4d3d57 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -1804,6 +1804,25 @@ static void yukon_mac_init(struct skge_hw *hw, int port) skge_write16(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_OPER_ON); } +/* Go into power down mode */ +static void yukon_suspend(struct skge_hw *hw, int port) +{ + u16 ctrl; + + ctrl = gm_phy_read(hw, port, PHY_MARV_PHY_CTRL); + ctrl |= PHY_M_PC_POL_R_DIS; + gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, ctrl); + + ctrl = gm_phy_read(hw, port, PHY_MARV_CTRL); + ctrl |= PHY_CT_RESET; + gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl); + + /* switch IEEE compatible power down mode on */ + ctrl = gm_phy_read(hw, port, PHY_MARV_CTRL); + ctrl |= PHY_CT_PDOWN; + gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl); +} + static void yukon_stop(struct skge_port *skge) { struct skge_hw *hw = skge->hw; @@ -1817,14 +1836,7 @@ static void yukon_stop(struct skge_port *skge) & ~(GM_GPCR_TX_ENA|GM_GPCR_RX_ENA)); gma_read16(hw, port, GM_GP_CTRL); - if (hw->chip_id == CHIP_ID_YUKON_LITE && - hw->chip_rev >= CHIP_REV_YU_LITE_A3) { - u32 io = skge_read32(hw, B2_GP_IO); - - io |= GP_DIR_9 | GP_IO_9; - skge_write32(hw, B2_GP_IO, io); - skge_read32(hw, B2_GP_IO); - } + yukon_suspend(hw, port); /* set GPHY Control reset */ skge_write8(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET); |