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net: phy: RK630phy: Disable uaps and eee advertised for t22

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For some MTK solution routers, there may be link up/down situation,
after disable these two function, the problem can be solved, and the
power consumption is tested, and there is no increase.

Signed-off-by: David Wu <david.wu@rock-chips.com>
Change-Id: I46122188b2fcb67dc02630827b4b631ecfc0ec5e
This commit is contained in:
David Wu
2022-04-20 14:38:45 +08:00
committed by Tao Huang
parent f1148033d4
commit 87f766b53a
1 changed files with 13 additions and 5 deletions
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18
drivers/net/phy/rk630phy.c
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@@ -24,6 +24,8 @@
#define RK630_PHY_ID 0x00441400
/* PAGE 0 */
#define REG_MMD_ACCESS_CONTROL 0x0d
#define REG_MMD_ACCESS_DATA_ADDRESS 0x0e
#define REG_INTERRUPT_STATUS 0X10
#define REG_INTERRUPT_MASK 0X11
#define REG_GLOBAL_CONFIGURATION 0X13
@@ -198,6 +200,12 @@ static void rk630_phy_t22_config_init(struct phy_device *phydev)
/* Switch to page 0 */
phy_write(phydev, REG_PAGE_SEL, 0x0000);
/* Disable eee mode advertised */
phy_write(phydev, REG_MMD_ACCESS_CONTROL, 0x0007);
phy_write(phydev, REG_MMD_ACCESS_DATA_ADDRESS, 0x003c);
phy_write(phydev, REG_MMD_ACCESS_CONTROL, 0x4007);
phy_write(phydev, REG_MMD_ACCESS_DATA_ADDRESS, 0x0000);
}
static int rk630_phy_config_init(struct phy_device *phydev)
@@ -205,6 +213,11 @@ static int rk630_phy_config_init(struct phy_device *phydev)
switch (phydev->mdio.addr) {
case PHY_ADDR_S40:
rk630_phy_s40_config_init(phydev);
/*
* Ultra Auto-Power Saving Mode (UAPS) is designed to
* save power when cable is not plugged into PHY.
*/
rk630_phy_set_uaps(phydev);
break;
case PHY_ADDR_T22:
rk630_phy_t22_config_init(phydev);
@@ -216,11 +229,6 @@ static int rk630_phy_config_init(struct phy_device *phydev)
}
rk630_phy_ieee_set(phydev, true);
/*
* Ultra Auto-Power Saving Mode (UAPS) is designed to
* save power when cable is not plugged into PHY.
*/
rk630_phy_set_uaps(phydev);
return 0;
}