--- a/driver/hnddma.c
+++ b/driver/hnddma.c
@@ -1896,7 +1896,8 @@ dma64_txfast(dma_info_t *di, void *p0, bool commit)
 	if (!(flags & D64_CTRL1_EOF)) {
 #if defined(linux) && defined(__mips__)
 		if (CHIPID(di->sih->chip) == BCM5356_CHIP_ID && di->sih->chiprev == 0) {
-			uint32 ctrl1, ctrl2, addrlow, addrhigh;
+			uint32 ctrl2, addrlow, addrhigh;
+			// uint32 ctrl1;
 
 			addrlow = R_SM((volatile uint32 *)&di->txd64[PREVTXD(txout)].addrlow);
 			addrhigh = R_SM((volatile uint32 *)&di->txd64[PREVTXD(txout)].addrhigh);
 
--- a/driver/include/linux_osl.h
+++ b/driver/include/linux_osl.h
@@ -580,9 +580,9 @@ extern void osl_writew(uint16 v, volatile uint16 *r);
 extern void osl_writel(uint32 v, volatile uint32 *r);
 
 /* uncached/cached virtual address */
-#define OSL_UNCACHED(va)	osl_uncached((va))
+#define OSL_UNCACHED(va)	osl_uncached((void *)(va))
 extern void *osl_uncached(void *va);
-#define OSL_CACHED(va)		osl_cached((va))
+#define OSL_CACHED(va)		osl_cached((void *)(va))
 extern void *osl_cached(void *va);
 
 /* get processor cycle count */
--- a/driver/siutils.c
+++ b/driver/siutils.c
@@ -495,11 +495,13 @@ BCMATTACHFN(si_doattach)(si_info_t *sii, uint devid, osl_t *osh, void *regs,
 	}
 
 	sih->bustype = bustype;
+#ifdef BCMBUSTYPE
 	if (bustype != BUSTYPE(bustype)) {
 		SI_ERROR(("si_doattach: bus type %d does not match configured bus type %d\n",
 			bustype, BUSTYPE(bustype)));
 		return NULL;
 	}
+#endif
 
 	/* bus/core/clk setup for register access */
 	if (!si_buscore_prep(sii, bustype, devid, sdh)) {
@@ -1716,6 +1718,9 @@ si_clkctl_xtal(si_t *sih, uint what, bool on)
 			                     outen);
 		}
 
+		return (0);
+
+
 	default:
 		return (-1);
 	}
--- a/driver/bcmsrom.c
+++ b/driver/bcmsrom.c
@@ -1005,6 +1043,7 @@ BCMNMIATTACHFN(srom_parsecis)(osl_t *osh, uint8 *pcis[], uint ciscnt, char **var
 					break;
 				}
 
+				fallthrough;
 			case CISTPL_MANFID: FROMHOST();
 				varbuf_append(&b, vstr_manfid, (cis[i + 1] << 8) + cis[i]);
 				varbuf_append(&b, vstr_prodid, (cis[i + 3] << 8) + cis[i + 2]);