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[PATCH 3/4] b43: N-PHY: Implement MAC PHY clock set

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Signed-off-by: Gábor Stefanik <netrolller.3d@xxxxxxxxx>

---
 drivers/net/wireless/b43/phy_n.c |   13 ++++++++++++-
 include/linux/ssb/ssb_regs.h     |    1 +
 2 files changed, 13 insertions(+), 1 deletions(-)

diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index f1b5707..d2dab55 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -3074,6 +3074,17 @@ static int b43_nphy_cal_rx_iq(struct b43_wldev *dev,
 		return b43_nphy_rev2_cal_rx_iq(dev, target, type, debug);
 }
 
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/MacPhyClkSet */
+static void b43_nphy_mac_phy_clock_set(struct b43_wldev *dev, bool on)
+{
+	u32 tmslow = ssb_read32(dev->dev, SSB_TMSLOW);
+	if (on)
+		tmslow |= SSB_TMSLOW_PHYCLK;
+	else
+		tmslow &= ~SSB_TMSLOW_PHYCLK;
+	ssb_write32(dev->dev, SSB_TMSLOW, tmslow);
+}
+
 /*
  * Init N-PHY
  * http://bcm-v4.sipsolutions.net/802.11/PHY/Init/N
@@ -3174,7 +3185,7 @@ int b43_phy_initn(struct b43_wldev *dev)
 	b43_phy_write(dev, B43_NPHY_BBCFG, tmp & ~B43_NPHY_BBCFG_RSTCCA);
 	b43_nphy_bmac_clock_fgc(dev, 0);
 
-	/* TODO N PHY MAC PHY Clock Set with argument 1 */
+	b43_nphy_mac_phy_clock_set(dev, true);
 
 	b43_nphy_pa_override(dev, false);
 	b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
diff --git a/include/linux/ssb/ssb_regs.h b/include/linux/ssb/ssb_regs.h
index a6d5225..b2d4bed 100644
--- a/include/linux/ssb/ssb_regs.h
+++ b/include/linux/ssb/ssb_regs.h
@@ -97,6 +97,7 @@
 #define  SSB_TMSLOW_RESET	0x00000001 /* Reset */
 #define  SSB_TMSLOW_REJECT_22	0x00000002 /* Reject (Backplane rev 2.2) */
 #define  SSB_TMSLOW_REJECT_23	0x00000004 /* Reject (Backplane rev 2.3) */
+#define  SSB_TMSLOW_PHYCLK	0x00000010 /* MAC PHY Clock Control Enable */
 #define  SSB_TMSLOW_CLOCK	0x00010000 /* Clock Enable */
 #define  SSB_TMSLOW_FGC		0x00020000 /* Force Gated Clocks On */
 #define  SSB_TMSLOW_PE		0x40000000 /* Power Management Enable */
-- 
1.6.4.2

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