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authorStephen Hemminger <shemminger@osdl.org>2005-11-08 10:33:43 -0800
committerJeff Garzik <jgarzik@pobox.com>2005-11-08 23:58:08 -0500
commit355ec57243574c439a4b731fc83af6165ec2f1ec (patch)
treede1325d38869a1c77bc9e18e8b608342053dff09 /drivers/net
parent2cd8e5d36584653c62a6fdf0e7d9fbde5022b5d6 (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.c28
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);