From d2730b2a6a019d14455556019d744ab051e6554b Mon Sep 17 00:00:00 2001 From: =?utf8?q?G=C3=A1bor=20Stefanik?= Date: Mon, 16 Aug 2010 22:39:16 +0200 Subject: [PATCH] b43: N-PHY: Implement MAC PHY clock set MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Gábor Stefanik Signed-off-by: John W. Linville --- drivers/net/wireless/b43/phy_n.c | 13 ++++++++++++- include/linux/ssb/ssb_regs.h | 1 + 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index f1b57070ada9..d212726d509b 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 a6d5225b9275..11daf9c140e7 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 */ -- 2.20.1