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authorRafał Miłecki <zajec5@gmail.com>2010-05-24 21:50:23 +0200
committerJohn W. Linville <linville@tuxdriver.com>2010-06-03 14:10:43 -0400
commitc35deb4e70d52ed564c58569fe059dd7ca5f4eec (patch)
tree3497185cb2188cd12ed3197f2c0c614f3699b3bb /drivers/ssb/driver_chipcommon_pmu.c
parent2daf6c157500b832687f675e323879e3a4c3fe27 (diff)
downloadlinux-c35deb4e70d52ed564c58569fe059dd7ca5f4eec.tar.gz
ssb: update PMU init to match specs
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/ssb/driver_chipcommon_pmu.c')
-rw-r--r--drivers/ssb/driver_chipcommon_pmu.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/ssb/driver_chipcommon_pmu.c b/drivers/ssb/driver_chipcommon_pmu.c
index 3d551245a4e2..5732bb2c3578 100644
--- a/drivers/ssb/driver_chipcommon_pmu.c
+++ b/drivers/ssb/driver_chipcommon_pmu.c
@@ -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);
 }