ssb: fix ssb clock rate according to broadcom source

This fix was done according to si_clock_rate function in broadcom siutils.c

Signed-off-by: Hauke Mehrtens <[e-mail]>
Signed-off-by: John W. Linville <[e-mail]>

drivers/ssb/main.c

···
 	switch (plltype) {
 	case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */
 		if (m & SSB_CHIPCO_CLK_T6_MMASK)
-			return SSB_CHIPCO_CLK_T6_M0;
-		return SSB_CHIPCO_CLK_T6_M1;
+			return SSB_CHIPCO_CLK_T6_M1;
+		return SSB_CHIPCO_CLK_T6_M0;
 	case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */
 	case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
 	case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */