Patch "net: dsa: bcm_sf2: Clear IDDQ_GLOBAL_PWR bit for PHY" has been added to the 4.14-stable tree
This is a note to let you know that I've just added the patch titled
net: dsa: bcm_sf2: Clear IDDQ_GLOBAL_PWR bit for PHY
to the 4.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
net-dsa-bcm_sf2-clear-iddq_global_pwr-bit-for-phy.patch
and it can be found in the queue-4.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.
Quoted 1 line
From foo@baz Sun Dec 31 11:12:48 CET 2017
From: Florian Fainelli <[email protected]>
Date: Tue, 21 Nov 2017 17:37:46 -0800
Subject: net: dsa: bcm_sf2: Clear IDDQ_GLOBAL_PWR bit for PHY
From: Florian Fainelli <[email protected]>
[ Upstream commit 4b52d010113e11006a389f2a8315167ede9e0b10 ]
The PHY on BCM7278 has an additional bit that needs to be cleared:IDDQ_GLOBAL_PWR, without doing this, the PHY remains stuck in reset out of suspend/resume cycles.
--- drivers/net/dsa/bcm_sf2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/net/dsa/bcm_sf2.c +1 -1
@@ -167,7 +167,7 @@ static void bcm_sf2_gphy_enable_set(stru reg =reg_readl (priv,REG_SPHY_CNTRL );if (enable) { reg |=PHY_RESET ; - reg &= ~(EXT_PWR_DOWN |IDDQ_BIAS |CK25_DIS ); + reg &= ~(EXT_PWR_DOWN |IDDQ_BIAS |IDDQ_GLOBAL_PWR |CK25_DIS );reg_writel (priv, reg,REG_SPHY_CNTRL );udelay (21 ); reg =reg_readl (priv,REG_SPHY_CNTRL );
Patches currently in stable-queue which might be from [email protected] are
queue-4.14/phylink-ensure-the-phy-interface-mode-is-appropriately-set.patch queue-4.14/net-dsa-bcm_sf2-clear-iddq_global_pwr-bit-for-phy.patch queue-4.14/phylink-ensure-an-is-enabled.patch