BCM471X and BCM535X are of the same family (from what I can derive from
internal documents).  Group them into the case statement together, which
results in more code reuse.

Also, use existing helper variables to make the code a little more
readable too.

Signed-off-by: Jon Mason <jon.ma...@broadcom.com>
---
 drivers/net/ethernet/broadcom/bgmac-bcma.c | 64 +++++++++++++-----------------
 1 file changed, 28 insertions(+), 36 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/bgmac-bcma.c 
b/drivers/net/ethernet/broadcom/bgmac-bcma.c
index 5ef60d4..f5c27f4 100644
--- a/drivers/net/ethernet/broadcom/bgmac-bcma.c
+++ b/drivers/net/ethernet/broadcom/bgmac-bcma.c
@@ -192,36 +192,50 @@ static int bgmac_probe(struct bcma_device *core)
                goto err1;
        }
 
-       bgmac->has_robosw = !!(core->bus->sprom.boardflags_lo &
-                              BGMAC_BFL_ENETROBO);
+       bgmac->has_robosw = !!(sprom->boardflags_lo & BGMAC_BFL_ENETROBO);
        if (bgmac->has_robosw)
                dev_warn(bgmac->dev, "Support for Roboswitch not 
implemented\n");
 
-       if (core->bus->sprom.boardflags_lo & BGMAC_BFL_ENETADM)
+       if (sprom->boardflags_lo & BGMAC_BFL_ENETADM)
                dev_warn(bgmac->dev, "Support for ADMtek ethernet switch not 
implemented\n");
 
        /* Feature Flags */
-       switch (core->bus->chipinfo.id) {
+       switch (ci->id) {
+       /* BCM 471X/535X family */
+       case BCMA_CHIP_ID_BCM4716:
+               bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
+               /* fallthrough */
+       case BCMA_CHIP_ID_BCM47162:
+               bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL2;
+               bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
+               break;
        case BCMA_CHIP_ID_BCM5357:
+       case BCMA_CHIP_ID_BCM53572:
                bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
                bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
                bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL1;
                bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_PHY;
-               if (core->bus->chipinfo.pkg == BCMA_PKG_ID_BCM47186) {
-                       bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED;
+               if (ci->pkg == BCMA_PKG_ID_BCM47188 ||
+                   ci->pkg == BCMA_PKG_ID_BCM47186) {
                        bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_RGMII;
+                       bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED;
                }
-               if (core->bus->chipinfo.pkg == BCMA_PKG_ID_BCM5358)
+               if (ci->pkg == BCMA_PKG_ID_BCM5358)
                        bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_EPHYRMII;
                break;
-       case BCMA_CHIP_ID_BCM53572:
-               bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
+       case BCMA_CHIP_ID_BCM53573:
                bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
-               bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL1;
-               bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_PHY;
-               if (core->bus->chipinfo.pkg == BCMA_PKG_ID_BCM47188) {
-                       bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_RGMII;
+               bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
+               if (ci->pkg == BCMA_PKG_ID_BCM47189)
                        bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED;
+               if (core->core_unit == 0) {
+                       bgmac->feature_flags |= BGMAC_FEAT_CC4_IF_SW_TYPE;
+                       if (ci->pkg == BCMA_PKG_ID_BCM47189)
+                               bgmac->feature_flags |=
+                                       BGMAC_FEAT_CC4_IF_SW_TYPE_RGMII;
+               } else if (core->core_unit == 1) {
+                       bgmac->feature_flags |= BGMAC_FEAT_IRQ_ID_OOB_6;
+                       bgmac->feature_flags |= BGMAC_FEAT_CC7_IF_TYPE_RGMII;
                }
                break;
        case BCMA_CHIP_ID_BCM4749:
@@ -229,18 +243,11 @@ static int bgmac_probe(struct bcma_device *core)
                bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
                bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL1;
                bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_PHY;
-               if (core->bus->chipinfo.pkg == 10) {
+               if (ci->pkg == 10) {
                        bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_RGMII;
                        bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED;
                }
                break;
-       case BCMA_CHIP_ID_BCM4716:
-               bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
-               /* fallthrough */
-       case BCMA_CHIP_ID_BCM47162:
-               bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL2;
-               bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
-               break;
        /* bcm4707_family */
        case BCMA_CHIP_ID_BCM4707:
        case BCMA_CHIP_ID_BCM47094:
@@ -249,21 +256,6 @@ static int bgmac_probe(struct bcma_device *core)
                bgmac->feature_flags |= BGMAC_FEAT_NO_RESET;
                bgmac->feature_flags |= BGMAC_FEAT_FORCE_SPEED_2500;
                break;
-       case BCMA_CHIP_ID_BCM53573:
-               bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
-               bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
-               if (ci->pkg == BCMA_PKG_ID_BCM47189)
-                       bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED;
-               if (core->core_unit == 0) {
-                       bgmac->feature_flags |= BGMAC_FEAT_CC4_IF_SW_TYPE;
-                       if (ci->pkg == BCMA_PKG_ID_BCM47189)
-                               bgmac->feature_flags |=
-                                       BGMAC_FEAT_CC4_IF_SW_TYPE_RGMII;
-               } else if (core->core_unit == 1) {
-                       bgmac->feature_flags |= BGMAC_FEAT_IRQ_ID_OOB_6;
-                       bgmac->feature_flags |= BGMAC_FEAT_CC7_IF_TYPE_RGMII;
-               }
-               break;
        default:
                bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST;
                bgmac->feature_flags |= BGMAC_FEAT_SET_RXQ_CLK;
-- 
2.7.4

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