diff options
| author | Florian Fainelli <f.fainelli@gmail.com> | 2017-11-21 17:37:46 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-01-02 20:31:10 +0100 |
| commit | ff1ff3815c2483ac19bd6f926a535dd4cea27e2e (patch) | |
| tree | 5dc6b24c7bb463d6272ebf9434656627c85896ae /drivers/net/dsa | |
| parent | 701768dc9a1030d3f02b9b3e9b4690d15f637dad (diff) | |
net: dsa: bcm_sf2: Clear IDDQ_GLOBAL_PWR bit for PHY
[ 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.
Fixes: 0fe9933804eb ("net: dsa: bcm_sf2: Add support for BCM7278 integrated switch")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/dsa')
| -rw-r--r-- | drivers/net/dsa/bcm_sf2.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index d7b53d53c116..72d6ffbfd638 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -167,7 +167,7 @@ static void bcm_sf2_gphy_enable_set(struct dsa_switch *ds, bool enable) 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); |