[PATCH] b43: support bcma core reset on AC-PHY hardware
Rafał Miłecki <[email protected]>
| Newsgroups | org.infradead.lists.b43-dev,org.kernel.vger.linux-wireless |
|---|---|
| Message-ID | <[email protected]> |
AC-PHY hardware includes new control 0x3 bits that need to be set to the 0x1 by default. Signed-off-by: Rafa? Mi?ecki <[email protected]> --- drivers/net/wireless/b43/b43.h | 2 ++ drivers/net/wireless/b43/main.c | 17 +++++++++++++++++ 2 files changed, 19 insertions(+) diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index bb12586..ed403ed 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -500,6 +500,8 @@ enum { #define B43_BCMA_IOCTL_PHY_BW_10MHZ 0x00000000 /* 10 MHz bandwidth, 40 MHz PHY */ #define B43_BCMA_IOCTL_PHY_BW_20MHZ 0x00000040 /* 20 MHz bandwidth, 80 MHz PHY */ #define B43_BCMA_IOCTL_PHY_BW_40MHZ 0x00000080 /* 40 MHz bandwidth, 160 MHz PHY */ +#define B43_BCMA_IOCTL_PHY_BW_80MHZ 0x000000C0 /* 80 MHz bandwidth */ +#define B43_BCMA_IOCTL_DAC 0x00000300 /* Highspeed DAC mode control field */ #define B43_BCMA_IOCTL_GMODE 0x00002000 /* G Mode Enable */ /* BCMA 802.11 core specific IO status (BCMA_IOST) flags */ diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 58a2e88..753e9b0 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -1262,6 +1262,23 @@ static void b43_bcma_wireless_core_reset(struct b43_wldev *dev, bool gmode) flags |= B43_BCMA_IOCTL_GMODE; b43_device_enable(dev, flags); + if (dev->phy.type == B43_PHYTYPE_AC) { + u16 tmp; + + tmp = bcma_aread32(dev->dev->bdev, BCMA_IOCTL); + tmp &= ~B43_BCMA_IOCTL_DAC; + tmp |= 0x100; + bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, tmp); + + tmp = bcma_aread32(dev->dev->bdev, BCMA_IOCTL); + tmp &= ~B43_BCMA_IOCTL_PHY_CLKEN; + bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, tmp); + + tmp = bcma_aread32(dev->dev->bdev, BCMA_IOCTL); + tmp |= B43_BCMA_IOCTL_PHY_CLKEN; + bcma_awrite32(dev->dev->bdev, BCMA_IOCTL, tmp); + } + bcma_core_set_clockmode(dev->dev->bdev, BCMA_CLKMODE_FAST); b43_bcma_phy_reset(dev); bcma_core_pll_ctl(dev->dev->bdev, req, status, true); -- 1.8.4.5