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ssb: Implement PMU LDO control and use it in b43

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Implement the "PMU LDO set voltage" and "PMU LDO PA ref enable"
functions, and use them during LP-PHY baseband init in b43.

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
2009-08-26 20:51:26 +02:00
committed by John W. Linville
parent 68ec53292c
commit 06e4da268c
3 changed files with 107 additions and 7 deletions
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10
drivers/net/wireless/b43/phy_lp.c
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@@ -234,19 +234,15 @@ static void lpphy_baseband_rev0_1_init(struct b43_wldev *dev)
if ((bus->sprom.boardflags_lo & B43_BFL_FEM) &&
((b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ||
(bus->sprom.boardflags_hi & B43_BFH_PAREF))) {
/* TODO:
* Set the LDO voltage to 0x0028 - FIXME: What is this?
* Call sb_pmu_set_ldo_voltage with 4 and the LDO voltage
* as arguments
* Call sb_pmu_paref_ldo_enable with argument TRUE
*/
ssb_pmu_set_ldo_voltage(&bus->chipco, LDO_PAREF, 0x28);
ssb_pmu_set_ldo_paref(&bus->chipco, true);
if (dev->phy.rev == 0) {
b43_phy_maskset(dev, B43_LPPHY_LP_RF_SIGNAL_LUT,
0xFFCF, 0x0010);
}
b43_lptab_write(dev, B43_LPTAB16(11, 7), 60);
} else {
//TODO: Call ssb_pmu_paref_ldo_enable with argument FALSE
ssb_pmu_set_ldo_paref(&bus->chipco, false);
b43_phy_maskset(dev, B43_LPPHY_LP_RF_SIGNAL_LUT,
0xFFCF, 0x0020);
b43_lptab_write(dev, B43_LPTAB16(11, 7), 100);