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path: root/drivers/ssb/main.c
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Diffstat (limited to 'drivers/ssb/main.c')
-rw-r--r--drivers/ssb/main.c23
1 files changed, 11 insertions, 12 deletions
diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index e05ba6eefc7e..ad3da93a428c 100644
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -1117,23 +1117,22 @@ static u32 ssb_tmslow_reject_bitmask(struct ssb_device *dev)
1117{ 1117{
1118 u32 rev = ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_SSBREV; 1118 u32 rev = ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_SSBREV;
1119 1119
1120 /* The REJECT bit changed position in TMSLOW between 1120 /* The REJECT bit seems to be different for Backplane rev 2.3 */
1121 * Backplane revisions. */
1122 switch (rev) { 1121 switch (rev) {
1123 case SSB_IDLOW_SSBREV_22: 1122 case SSB_IDLOW_SSBREV_22:
1124 return SSB_TMSLOW_REJECT_22; 1123 case SSB_IDLOW_SSBREV_24:
1124 case SSB_IDLOW_SSBREV_26:
1125 return SSB_TMSLOW_REJECT;
1125 case SSB_IDLOW_SSBREV_23: 1126 case SSB_IDLOW_SSBREV_23:
1126 return SSB_TMSLOW_REJECT_23; 1127 return SSB_TMSLOW_REJECT_23;
1127 case SSB_IDLOW_SSBREV_24: /* TODO - find the proper REJECT bits */ 1128 case SSB_IDLOW_SSBREV_25: /* TODO - find the proper REJECT bit */
1128 case SSB_IDLOW_SSBREV_25: /* same here */
1129 case SSB_IDLOW_SSBREV_26: /* same here */
1130 case SSB_IDLOW_SSBREV_27: /* same here */ 1129 case SSB_IDLOW_SSBREV_27: /* same here */
1131 return SSB_TMSLOW_REJECT_23; /* this is a guess */ 1130 return SSB_TMSLOW_REJECT; /* this is a guess */
1132 default: 1131 default:
1133 printk(KERN_INFO "ssb: Backplane Revision 0x%.8X\n", rev); 1132 printk(KERN_INFO "ssb: Backplane Revision 0x%.8X\n", rev);
1134 WARN_ON(1); 1133 WARN_ON(1);
1135 } 1134 }
1136 return (SSB_TMSLOW_REJECT_22 | SSB_TMSLOW_REJECT_23); 1135 return (SSB_TMSLOW_REJECT | SSB_TMSLOW_REJECT_23);
1137} 1136}
1138 1137
1139int ssb_device_is_enabled(struct ssb_device *dev) 1138int ssb_device_is_enabled(struct ssb_device *dev)
@@ -1309,20 +1308,20 @@ EXPORT_SYMBOL(ssb_bus_may_powerdown);
1309 1308
1310int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl) 1309int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl)
1311{ 1310{
1312 struct ssb_chipcommon *cc;
1313 int err; 1311 int err;
1314 enum ssb_clkmode mode; 1312 enum ssb_clkmode mode;
1315 1313
1316 err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1); 1314 err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
1317 if (err) 1315 if (err)
1318 goto error; 1316 goto error;
1319 cc = &bus->chipco;
1320 mode = dynamic_pctl ? SSB_CLKMODE_DYNAMIC : SSB_CLKMODE_FAST;
1321 ssb_chipco_set_clockmode(cc, mode);
1322 1317
1323#ifdef CONFIG_SSB_DEBUG 1318#ifdef CONFIG_SSB_DEBUG
1324 bus->powered_up = 1; 1319 bus->powered_up = 1;
1325#endif 1320#endif
1321
1322 mode = dynamic_pctl ? SSB_CLKMODE_DYNAMIC : SSB_CLKMODE_FAST;
1323 ssb_chipco_set_clockmode(&bus->chipco, mode);
1324
1326 return 0; 1325 return 0;
1327error: 1326error:
1328 ssb_printk(KERN_ERR PFX "Bus powerup failed\n"); 1327 ssb_printk(KERN_ERR PFX "Bus powerup failed\n");