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ssb: update PMU init to match specs 

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
hifive-unleashed-5.1
Rafał Miłecki 2010-05-24 21:50:23 +02:00 committed by John W. Linville
parent 2daf6c1575
commit c35deb4e70
1 changed files with 7 additions and 10 deletions
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17
drivers/ssb/driver_chipcommon_pmu.c
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@ -502,9 +502,9 @@ static void ssb_pmu_resources_init(struct ssb_chipcommon *cc)
chipco_write32(cc, SSB_CHIPCO_PMU_MAXRES_MSK, max_msk);
}
/* http://bcm-v4.sipsolutions.net/802.11/SSB/PmuInit */
void ssb_pmu_init(struct ssb_chipcommon *cc)
{
struct ssb_bus *bus = cc->dev->bus;
u32 pmucap;
if (!(cc->capabilities & SSB_CHIPCO_CAP_PMU))
@ -516,15 +516,12 @@ void ssb_pmu_init(struct ssb_chipcommon *cc)
ssb_dprintk(KERN_DEBUG PFX "Found rev %u PMU (capabilities 0x%08X)\n",
cc->pmu.rev, pmucap);
if (cc->pmu.rev >= 1) {
if ((bus->chip_id == 0x4325) && (bus->chip_rev < 2)) {
chipco_mask32(cc, SSB_CHIPCO_PMU_CTL,
~SSB_CHIPCO_PMU_CTL_NOILPONW);
} else {
chipco_set32(cc, SSB_CHIPCO_PMU_CTL,
SSB_CHIPCO_PMU_CTL_NOILPONW);
}
}
if (cc->pmu.rev == 1)
chipco_mask32(cc, SSB_CHIPCO_PMU_CTL,
~SSB_CHIPCO_PMU_CTL_NOILPONW);
else
chipco_set32(cc, SSB_CHIPCO_PMU_CTL,
SSB_CHIPCO_PMU_CTL_NOILPONW);
ssb_pmu_pll_init(cc);
ssb_pmu_resources_init(cc);
}