[PATCH 1/8] bcma: extend workaround for bcm4331

Hauke Mehrtens hauke at hauke-m.de
Tue Jun 5 17:55:00 EDT 2012


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

Signed-off-by: Hauke Mehrtens <hauke at hauke-m.de>
---
 drivers/bcma/driver_chipcommon_pmu.c        |    3 +++
 include/linux/bcma/bcma_driver_chipcommon.h |    1 +
 2 files changed, 4 insertions(+)

diff --git a/drivers/bcma/driver_chipcommon_pmu.c b/drivers/bcma/driver_chipcommon_pmu.c
index 97f6495..65fae62 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 8bbfe31..1e523cc 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 */
 
-- 
1.7.9.5




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