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b43: LP-PHY: Implement STX synchronization 

The v2+ radio init (B2063) is now complete, modulo BCM4325 support.

Signed-off-by: Gábor Stefanik <netrolller.3d@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Gábor Stefanik 2009-08-09 20:15:09 +02:00 committed by John W. Linville
parent 3ecee182d6
commit 3281d95d05
1 changed files with 55 additions and 2 deletions
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57
drivers/net/wireless/b43/phy_lp.c
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@ -346,9 +346,60 @@ static void lpphy_2063_init(struct b43_wldev *dev)
b43_radio_write(dev, B2063_PA_SP2, 0x18);
}
struct lpphy_stx_table_entry {
u16 phy_offset;
u16 phy_shift;
u16 rf_addr;
u16 rf_shift;
u16 mask;
};
static const struct lpphy_stx_table_entry lpphy_stx_table[] = {
{ .phy_offset = 2, .phy_shift = 6, .rf_addr = 0x3d, .rf_shift = 3, .mask = 0x01, },
{ .phy_offset = 1, .phy_shift = 12, .rf_addr = 0x4c, .rf_shift = 1, .mask = 0x01, },
{ .phy_offset = 1, .phy_shift = 8, .rf_addr = 0x50, .rf_shift = 0, .mask = 0x7f, },
{ .phy_offset = 0, .phy_shift = 8, .rf_addr = 0x44, .rf_shift = 0, .mask = 0xff, },
{ .phy_offset = 1, .phy_shift = 0, .rf_addr = 0x4a, .rf_shift = 0, .mask = 0xff, },
{ .phy_offset = 0, .phy_shift = 4, .rf_addr = 0x4d, .rf_shift = 0, .mask = 0xff, },
{ .phy_offset = 1, .phy_shift = 4, .rf_addr = 0x4e, .rf_shift = 0, .mask = 0xff, },
{ .phy_offset = 0, .phy_shift = 12, .rf_addr = 0x4f, .rf_shift = 0, .mask = 0x0f, },
{ .phy_offset = 1, .phy_shift = 0, .rf_addr = 0x4f, .rf_shift = 4, .mask = 0x0f, },
{ .phy_offset = 3, .phy_shift = 0, .rf_addr = 0x49, .rf_shift = 0, .mask = 0x0f, },
{ .phy_offset = 4, .phy_shift = 3, .rf_addr = 0x46, .rf_shift = 4, .mask = 0x07, },
{ .phy_offset = 3, .phy_shift = 15, .rf_addr = 0x46, .rf_shift = 0, .mask = 0x01, },
{ .phy_offset = 4, .phy_shift = 0, .rf_addr = 0x46, .rf_shift = 1, .mask = 0x07, },
{ .phy_offset = 3, .phy_shift = 8, .rf_addr = 0x48, .rf_shift = 4, .mask = 0x07, },
{ .phy_offset = 3, .phy_shift = 11, .rf_addr = 0x48, .rf_shift = 0, .mask = 0x0f, },
{ .phy_offset = 3, .phy_shift = 4, .rf_addr = 0x49, .rf_shift = 4, .mask = 0x0f, },
{ .phy_offset = 2, .phy_shift = 15, .rf_addr = 0x45, .rf_shift = 0, .mask = 0x01, },
{ .phy_offset = 5, .phy_shift = 13, .rf_addr = 0x52, .rf_shift = 4, .mask = 0x07, },
{ .phy_offset = 6, .phy_shift = 0, .rf_addr = 0x52, .rf_shift = 7, .mask = 0x01, },
{ .phy_offset = 5, .phy_shift = 3, .rf_addr = 0x41, .rf_shift = 5, .mask = 0x07, },
{ .phy_offset = 5, .phy_shift = 6, .rf_addr = 0x41, .rf_shift = 0, .mask = 0x0f, },
{ .phy_offset = 5, .phy_shift = 10, .rf_addr = 0x42, .rf_shift = 5, .mask = 0x07, },
{ .phy_offset = 4, .phy_shift = 15, .rf_addr = 0x42, .rf_shift = 0, .mask = 0x01, },
{ .phy_offset = 5, .phy_shift = 0, .rf_addr = 0x42, .rf_shift = 1, .mask = 0x07, },
{ .phy_offset = 4, .phy_shift = 11, .rf_addr = 0x43, .rf_shift = 4, .mask = 0x0f, },
{ .phy_offset = 4, .phy_shift = 7, .rf_addr = 0x43, .rf_shift = 0, .mask = 0x0f, },
{ .phy_offset = 4, .phy_shift = 6, .rf_addr = 0x45, .rf_shift = 1, .mask = 0x01, },
{ .phy_offset = 2, .phy_shift = 7, .rf_addr = 0x40, .rf_shift = 4, .mask = 0x0f, },
{ .phy_offset = 2, .phy_shift = 11, .rf_addr = 0x40, .rf_shift = 0, .mask = 0x0f, },
};
static void lpphy_sync_stx(struct b43_wldev *dev)
{
//TODO
const struct lpphy_stx_table_entry *e;
unsigned int i;
u16 tmp;
for (i = 0; i < ARRAY_SIZE(lpphy_stx_table); i++) {
e = &lpphy_stx_table[i];
tmp = b43_radio_read(dev, e->rf_addr);
tmp >>= e->rf_shift;
tmp <<= e->phy_shift;
b43_phy_maskset(dev, B43_PHY_OFDM(0xF2 + e->phy_offset),
e->mask << e->phy_shift, tmp);
}
}
static void lpphy_radio_init(struct b43_wldev *dev)
@ -366,7 +417,9 @@ static void lpphy_radio_init(struct b43_wldev *dev)
lpphy_sync_stx(dev);
b43_phy_write(dev, B43_PHY_OFDM(0xF0), 0x5F80);
b43_phy_write(dev, B43_PHY_OFDM(0xF1), 0);
//TODO Do something on the backplane
if (dev->dev->bus->chip_id == 0x4325) {
// TODO SSB PMU recalibration
}
}
}