Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless

[sfrench/cifs-2.6.git] / drivers / ssb / driver_chipcommon_pmu.c

diff --git a/drivers/ssb/driver_chipcommon_pmu.c b/drivers/ssb/driver_chipcommon_pmu.c
index 791da2c0d8f640df64178c458bf05f0f89cb6920..23c5dbfea115acdf9a2272c365fcc0ecbf89d14c 100644 (file)
--- a/drivers/ssb/driver_chipcommon_pmu.c
+++ b/drivers/ssb/driver_chipcommon_pmu.c
@@ -670,3 +670,32 @@ u32 ssb_pmu_get_controlclock(struct ssb_chipcommon *cc)
                return 0;
        }
 }
+
+void ssb_pmu_spuravoid_pllupdate(struct ssb_chipcommon *cc, int spuravoid)
+{
+       u32 pmu_ctl = 0;
+
+       switch (cc->dev->bus->chip_id) {
+       case 0x4322:
+               ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL0, 0x11100070);
+               ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL1, 0x1014140a);
+               ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL5, 0x88888854);
+               if (spuravoid == 1)
+                       ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL2, 0x05201828);
+               else
+                       ssb_chipco_pll_write(cc, SSB_PMU1_PLLCTL2, 0x05001828);
+               pmu_ctl = SSB_CHIPCO_PMU_CTL_PLL_UPD;
+               break;
+       case 43222:
+               /* TODO: BCM43222 requires updating PLLs too */
+               return;
+       default:
+               ssb_printk(KERN_ERR PFX
+                          "Unknown spuravoidance settings for chip 0x%04X, not changing PLL\n",
+                          cc->dev->bus->chip_id);
+               return;
+       }
+
+       chipco_set32(cc, SSB_CHIPCO_PMU_CTL, pmu_ctl);
+}
+EXPORT_SYMBOL_GPL(ssb_pmu_spuravoid_pllupdate);