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path: root/drivers/net/wireless/b43/main.c
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Diffstat (limited to 'drivers/net/wireless/b43/main.c')
-rw-r--r--drivers/net/wireless/b43/main.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 66ff718cc412..165dbc35eba2 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -2985,7 +2985,22 @@ void b43_mac_switch_freq(struct b43_wldev *dev, u8 spurmode)
{
u16 chip_id = dev->dev->chip_id;
- if (chip_id == BCMA_CHIP_ID_BCM43131 ||
+ if (chip_id == BCMA_CHIP_ID_BCM4331) {
+ switch (spurmode) {
+ case 2: /* 168 Mhz: 2^26/168 = 0x61862 */
+ b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_LOW, 0x1862);
+ b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_HIGH, 0x6);
+ break;
+ case 1: /* 164 Mhz: 2^26/164 = 0x63e70 */
+ b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_LOW, 0x3e70);
+ b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_HIGH, 0x6);
+ break;
+ default: /* 160 Mhz: 2^26/160 = 0x66666 */
+ b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_LOW, 0x6666);
+ b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_HIGH, 0x6);
+ break;
+ }
+ } else if (chip_id == BCMA_CHIP_ID_BCM43131 ||
chip_id == BCMA_CHIP_ID_BCM43217 ||
chip_id == BCMA_CHIP_ID_BCM43222 ||
chip_id == BCMA_CHIP_ID_BCM43224 ||