bcma: extend workaround for bcm4331

This patch is based on a recent version of the Broadcom SDK.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 4 insertions, 0 deletions

diff --git a/drivers/bcma/driver_chipcommon_pmu.c b/drivers/bcma/driver_chipcommon_pmu.c
index 61ce4054b3c3..f18df1f392ec 100644
--- a/drivers/bcma/driver_chipcommon_pmu.c
+++ b/drivers/bcma/driver_chipcommon_pmu.c
@@ -123,8 +123,11 @@ void bcma_chipco_bcm4331_ext_pa_lines_ctl(struct bcma_drv_cc *cc, bool enable)
                 val |= BCMA_CHIPCTL_4331_EXTPA_EN;
                 if (bus->chipinfo.pkg == 9 || bus->chipinfo.pkg == 11)
                         val |= BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5;
+                else if (bus->chipinfo.rev > 0)
+                        val |= BCMA_CHIPCTL_4331_EXTPA_EN2;
         } else {
                 val &= ~BCMA_CHIPCTL_4331_EXTPA_EN;
+                val &= ~BCMA_CHIPCTL_4331_EXTPA_EN2;
                 val &= ~BCMA_CHIPCTL_4331_EXTPA_ON_GPIO2_5;
         }
         bcma_cc_write32(cc, BCMA_CC_CHIPCTL, val);
diff --git a/include/linux/bcma/bcma_driver_chipcommon.h b/include/linux/bcma/bcma_driver_chipcommon.h
index 8bbfe31fbac8..1e523cc61860 100644
--- a/include/linux/bcma/bcma_driver_chipcommon.h
+++ b/include/linux/bcma/bcma_driver_chipcommon.h
@@ -321,6 +321,7 @@
 #define BCMA_CHIPCTL_4331_OVR_PIPEAUXPWRDOWN    BIT(9)  /* override core control on pipe_AuxPowerDown */
 #define BCMA_CHIPCTL_4331_PCIE_AUXCLKEN         BIT(10) /* pcie_auxclkenable */
 #define BCMA_CHIPCTL_4331_PCIE_PIPE_PLLDOWN     BIT(11) /* pcie_pipe_pllpowerdown */
+#define BCMA_CHIPCTL_4331_EXTPA_EN2             BIT(12) /* 0 ext pa disable, 1 ext pa enabled */
 #define BCMA_CHIPCTL_4331_BT_SHD0_ON_GPIO4      BIT(16) /* enable bt_shd0 at gpio4 */
 #define BCMA_CHIPCTL_4331_BT_SHD1_ON_GPIO5      BIT(17) /* enable bt_shd1 at gpio5 */