[RFT][PATCH] b43: fix logic in GPIO configuration
Hauke Mehrtens
hauke at hauke-m.de
Tue Mar 6 17:55:08 EST 2012
On 03/06/2012 11:11 PM, Rafał Miłecki wrote:
> By using reverted mask we were taking over pins we were not supporsed to
> touch. After fixing this workaround for BCM5354 should not be needed
> anymore.
>
> Signed-off-by: Rafał Miłecki <zajec5 at gmail.com>
> ---
> drivers/net/wireless/b43/main.c | 6 ++----
> 1 files changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
> index 1d633f3..8a89885 100644
> --- a/drivers/net/wireless/b43/main.c
> +++ b/drivers/net/wireless/b43/main.c
> @@ -2706,8 +2706,6 @@ static int b43_gpio_init(struct b43_wldev *dev)
> mask |= 0x0060;
> set |= 0x0060;
> }
> - if (dev->dev->chip_id == 0x5354)
> - set &= 0xff02;
> if (0 /* FIXME: conditional unknown */ ) {
> b43_write16(dev, B43_MMIO_GPIO_MASK,
> b43_read16(dev, B43_MMIO_GPIO_MASK)
> @@ -2730,7 +2728,7 @@ static int b43_gpio_init(struct b43_wldev *dev)
> case B43_BUS_BCMA:
> bcma_cc_write32(&dev->dev->bdev->bus->drv_cc, BCMA_CC_GPIOCTL,
> (bcma_cc_read32(&dev->dev->bdev->bus->drv_cc,
> - BCMA_CC_GPIOCTL) & mask) | set);
> + BCMA_CC_GPIOCTL) & ~mask) | set);
> break;
> #endif
> #ifdef CONFIG_B43_SSB
> @@ -2739,7 +2737,7 @@ static int b43_gpio_init(struct b43_wldev *dev)
> if (gpiodev)
> ssb_write32(gpiodev, B43_GPIO_CONTROL,
> (ssb_read32(gpiodev, B43_GPIO_CONTROL)
> - & mask) | set);
> + & ~mask) | set);
> break;
> #endif
> }
Hi,
This patch did not helped fixing my problem. The ucode still takes over
the GPIOs of the buttons with firmware version 666.2. I am getting the
following messages:
[ 83.620000] b43-phy0: Loading firmware version 666.2 (2011-02-23
01:15:07)
[ 83.624000] Init value of B43_GPIO_CONTROL: 0x0
[ 83.632000] b43-phy0 debug: b2062: Using crystal tab entry 19200 kHz.
[ 83.640000] hotplug_button: action: pressed, name: reset, seen: 17179652
[ 83.644000] hotplug_button: action: pressed, name: ses, seen: 17179652
[ 89.404000] b43-phy0 debug: Chip initialized
More information about the b43-dev
mailing list