From f1c95fbbe1e15fe71eb3da70ade98bc551da413e Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sat, 14 Sep 2013 16:14:02 +0000 Subject: [PATCH] kernel: b53: add soft reset for BCM539x switches Signed-off-by: Hauke Mehrtens SVN-Revision: 37987 --- .../linux/generic/files/drivers/net/phy/b53/b53_common.c | 5 +++++ target/linux/generic/files/drivers/net/phy/b53/b53_priv.h | 7 +++++++ 2 files changed, 12 insertions(+) diff --git a/target/linux/generic/files/drivers/net/phy/b53/b53_common.c b/target/linux/generic/files/drivers/net/phy/b53/b53_common.c index 25ab412f80..d1fc930f27 100644 --- a/target/linux/generic/files/drivers/net/phy/b53/b53_common.c +++ b/target/linux/generic/files/drivers/net/phy/b53/b53_common.c @@ -477,6 +477,11 @@ static int b53_switch_reset(struct b53_device *dev) b53_switch_reset_gpio(dev); + if (is539x(dev)) { + b53_write8(dev, B53_CTRL_PAGE, B53_SOFTRESET, 0x83); + b53_write8(dev, B53_CTRL_PAGE, B53_SOFTRESET, 0x00); + } + b53_read8(dev, B53_CTRL_PAGE, B53_SWITCH_MODE, &mgmt); if (!(mgmt & SM_SW_FWD_EN)) { diff --git a/target/linux/generic/files/drivers/net/phy/b53/b53_priv.h b/target/linux/generic/files/drivers/net/phy/b53/b53_priv.h index 53da406407..308a729a3c 100644 --- a/target/linux/generic/files/drivers/net/phy/b53/b53_priv.h +++ b/target/linux/generic/files/drivers/net/phy/b53/b53_priv.h @@ -122,6 +122,13 @@ static inline int is5397_98(struct b53_device *dev) dev->chip_id == BCM5398_DEVICE_ID; } +static inline int is539x(struct b53_device *dev) +{ + return dev->chip_id == BCM5395_DEVICE_ID || + dev->chip_id == BCM5397_DEVICE_ID || + dev->chip_id == BCM5398_DEVICE_ID; +} + static inline int is531x5(struct b53_device *dev) { return dev->chip_id == BCM53115_DEVICE_ID || -- 2.30.2