b43: N-PHY: fix 2055 radio init

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/b43/radio_2055.c

@@ -244,7 +244,7 @@ static const struct b2055_inittab_entry b2055_inittab [] = {
   [0xCB]			= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
   [0xCC]			= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
   [B2055_C1_LNA_GAINBST]	= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
-  [0xCE]			= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
+  [0xCE]			= { .ghz5 = 0x0006, .ghz2 = 0x0006, NOUPLOAD, },
   [0xCF]			= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
   [0xD0]			= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
   [0xD1]			= { .ghz5 = 0x0018, .ghz2 = 0x0018, NOUPLOAD, },
@@ -256,7 +256,7 @@ static const struct b2055_inittab_entry b2055_inittab [] = {
   [0xD7]			= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
   [0xD8]			= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
   [B2055_C2_LNA_GAINBST]	= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
-  [0xDA]			= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
+  [0xDA]			= { .ghz5 = 0x0006, .ghz2 = 0x0006, NOUPLOAD, },
   [0xDB]			= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
   [0xDC]			= { .ghz5 = 0x0000, .ghz2 = 0x0000, NOUPLOAD, },
   [0xDD]			= { .ghz5 = 0x0018, .ghz2 = 0x0018, NOUPLOAD, },
@@ -1299,7 +1299,7 @@ void b2055_upload_inittab(struct b43_wldev *dev,
 			  bool ghz5, bool ignore_uploadflag)
 {
 	const struct b2055_inittab_entry *e;
-	unsigned int i;
+	unsigned int i, writes = 0;
 	u16 value;
 
 	for (i = 0; i < ARRAY_SIZE(b2055_inittab); i++) {
@@ -1312,6 +1312,8 @@ void b2055_upload_inittab(struct b43_wldev *dev,
 			else
 				value = e->ghz2;
 			b43_radio_write16(dev, i, value);
+			if (++writes % 4 == 0)
+				b43_read32(dev, B43_MMIO_MACCTL); /* flush */
 		}
 	}
 }