[PATCH 2/3] b43: handle BCMA in bus switches
Rafał Miłecki
zajec5 at gmail.com
Wed Jul 6 09:45:27 EDT 2011
Signed-off-by: Rafał Miłecki <zajec5 at gmail.com>
---
drivers/net/wireless/b43/main.c | 68 ++++++++++++++++++++++++++++++++++++++
drivers/net/wireless/b43/phy_n.c | 22 ++++++++++++
2 files changed, 90 insertions(+), 0 deletions(-)
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index dd6d652..f80a53d 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -1155,6 +1155,21 @@ 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)
+{
+ u32 flags = 0;
+
+ if (gmode)
+ flags = B43_BCMA_IOCTL_GMODE;
+ flags |= B43_BCMA_IOCTL_PHY_CLKEN;
+ flags |= B43_BCMA_IOCTL_PHY_BW_20MHZ; /* Make 20 MHz def */
+ b43_device_enable(dev, flags);
+
+ /* TODO: reset PHY */
+}
+#endif
+
static void b43_ssb_wireless_core_reset(struct b43_wldev *dev, bool gmode)
{
struct ssb_device *sdev = dev->dev->sdev;
@@ -1188,6 +1203,11 @@ void b43_wireless_core_reset(struct b43_wldev *dev, bool gmode)
u32 macctl;
switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ b43_bcma_wireless_core_reset(dev, gmode);
+ break;
+#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
b43_ssb_wireless_core_reset(dev, gmode);
@@ -2631,6 +2651,13 @@ static int b43_gpio_init(struct b43_wldev *dev)
mask |= 0x0010; /* FIXME: This is redundant. */
switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ 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);
+ break;
+#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
gpiodev = b43_ssb_gpio_dev(dev);
@@ -2651,6 +2678,12 @@ static void b43_gpio_cleanup(struct b43_wldev *dev)
struct ssb_device *gpiodev;
switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ bcma_cc_write32(&dev->dev->bdev->bus->drv_cc, BCMA_CC_GPIOCTL,
+ 0);
+ break;
+#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
gpiodev = b43_ssb_gpio_dev(dev);
@@ -2733,6 +2766,16 @@ void b43_mac_phy_clock_set(struct b43_wldev *dev, bool on)
u32 tmp;
switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ tmp = bcma_read32(dev->dev->bdev, BCMA_IOCTL);
+ if (on)
+ tmp |= B43_BCMA_IOCTL_MACPHYCLKEN;
+ else
+ tmp &= ~B43_BCMA_IOCTL_MACPHYCLKEN;
+ bcma_write32(dev->dev->bdev, BCMA_IOCTL, tmp);
+ break;
+#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW);
@@ -2983,6 +3026,12 @@ static int b43_chip_init(struct b43_wldev *dev)
b43_mac_phy_clock_set(dev, true);
switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ /* FIXME: 0xE74 is quite common, but should be read from CC */
+ b43_write16(dev, B43_MMIO_POWERUP_DELAY, 0xE74);
+ break;
+#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
b43_write16(dev, B43_MMIO_POWERUP_DELAY,
@@ -3508,6 +3557,12 @@ static void b43_put_phy_into_reset(struct b43_wldev *dev)
u32 tmp;
switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ b43err(dev->wl,
+ "Putting PHY into reset not supported on BCMA\n");
+ break;
+#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW);
@@ -4404,6 +4459,12 @@ static int b43_wireless_core_init(struct b43_wldev *dev)
/* Enable IRQ routing to this device. */
switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ bcma_core_pci_irq_ctl(&dev->dev->bdev->bus->drv_pci,
+ dev->dev->bdev, true);
+ break;
+#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
ssb_pcicore_dev_irqvecs_enable(&dev->dev->sdev->bus->pcicore,
@@ -4834,6 +4895,13 @@ static int b43_wireless_core_attach(struct b43_wldev *dev)
/* Get the PHY type. */
switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ /* FIXME */
+ have_2ghz_phy = 1;
+ have_5ghz_phy = 0;
+ break;
+#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
if (dev->dev->core_rev >= 5) {
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 41aea6a..95c28f5 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -609,6 +609,16 @@ static void b43_nphy_bmac_clock_fgc(struct b43_wldev *dev, bool force)
return;
switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ tmp = bcma_read32(dev->dev->bdev, BCMA_IOCTL);
+ if (force)
+ tmp |= BCMA_IOCTL_FGC;
+ else
+ tmp &= ~BCMA_IOCTL_FGC;
+ bcma_write32(dev->dev->bdev, BCMA_IOCTL, tmp);
+ break;
+#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
tmp = ssb_read32(dev->dev->sdev, SSB_TMSLOW);
@@ -965,6 +975,12 @@ static void b43_nphy_superswitch_init(struct b43_wldev *dev, bool init)
b43_phy_write(dev, B43_NPHY_GPIO_HIOEN, 0);
switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ bcma_chipco_gpio_control(&dev->dev->bdev->bus->drv_cc,
+ 0xFC00, 0xFC00);
+ break;
+#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
ssb_chipco_gpio_control(&dev->dev->sdev->bus->chipco,
@@ -3614,6 +3630,12 @@ int b43_phy_initn(struct b43_wldev *dev)
(sprom->boardflags_lo & B43_BFL_EXTLNA) &&
(b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)) {
switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ bcma_cc_set32(&dev->dev->bdev->bus->drv_cc,
+ BCMA_CC_CHIPCTL, 0x40);
+ break;
+#endif
#ifdef CONFIG_B43_SSB
case B43_BUS_SSB:
chipco_set32(&dev->dev->sdev->bus->chipco,
--
1.7.3.4
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