diff options
Diffstat (limited to 'drivers/net/wireless/b43/main.c')
| -rw-r--r-- | drivers/net/wireless/b43/main.c | 34 |
1 files changed, 27 insertions, 7 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 15ff2187cce2..269483a52b3c 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -1156,17 +1156,37 @@ void b43_power_saving_ctl_bits(struct b43_wldev *dev, unsigned int ps_flags) } #ifdef CONFIG_B43_BCMA -static void b43_bcma_wireless_core_reset(struct b43_wldev *dev, bool gmode) +static void b43_bcma_phy_reset(struct b43_wldev *dev) { - u32 flags = 0; + u32 flags; - if (gmode) - flags = B43_BCMA_IOCTL_GMODE; - flags |= B43_BCMA_IOCTL_PHY_CLKEN; + /* Put PHY into reset */ + flags = bcma_aread32(dev->dev->bdev, BCMA_IOCTL); + flags |= B43_BCMA_IOCTL_PHY_RESET; flags |= B43_BCMA_IOCTL_PHY_BW_20MHZ; /* Make 20 MHz def */ - b43_device_enable(dev, flags); + bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, flags); + udelay(2); + + /* Take PHY out of reset */ + flags = bcma_aread32(dev->dev->bdev, BCMA_IOCTL); + flags &= ~B43_BCMA_IOCTL_PHY_RESET; + flags |= BCMA_IOCTL_FGC; + bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, flags); + udelay(1); - /* TODO: reset PHY */ + /* Do not force clock anymore */ + flags = bcma_aread32(dev->dev->bdev, BCMA_IOCTL); + flags &= ~BCMA_IOCTL_FGC; + bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, flags); + udelay(1); +} + +static void b43_bcma_wireless_core_reset(struct b43_wldev *dev, bool gmode) +{ + b43_device_enable(dev, B43_BCMA_IOCTL_PHY_CLKEN); + bcma_core_set_clockmode(dev->dev->bdev, BCMA_CLKMODE_FAST); + b43_bcma_phy_reset(dev); + bcma_core_pll_ctl(dev->dev->bdev, 0x300, 0x3000000, true); } #endif |