From 3e644ab47e0cbedc7dd694d3af9996dc514ebf4a Mon Sep 17 00:00:00 2001 From: =?utf8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Tue, 28 Jun 2011 00:08:53 +0200 Subject: [PATCH] b43: HT-PHY: init radio when enabling it MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Masks and sets were found in MMIO dumps by using MMIO hacks. Shortly: radio_write(0x0c51) <- 0x0070 radio_write(0x0c5a) <- 0x0003 radio_write(0x0146) <- 0x0003 radio_write(0x0546) <- 0x0003 radio_write(0x0946) <- 0x0003 radio_write(0x002e) <- 0x0078 radio_write(0x00c0) <- 0x0080 radio_write(0x002e) <- 0xff87 radio_write(0x00c0) <- 0xff7f radio_write(0x0011) <- 0xfff7 Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- drivers/net/wireless/b43/phy_ht.c | 33 +++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/drivers/net/wireless/b43/phy_ht.c b/drivers/net/wireless/b43/phy_ht.c index 8df92e12799..28fb7464c31 100644 --- a/drivers/net/wireless/b43/phy_ht.c +++ b/drivers/net/wireless/b43/phy_ht.c @@ -28,6 +28,10 @@ #include "radio_2059.h" #include "main.h" +/************************************************** + * Radio 2059. + **************************************************/ + static void b43_radio_2059_channel_setup(struct b43_wldev *dev, const struct b43_phy_ht_channeltab_e_radio2059 *e) { @@ -79,6 +83,30 @@ static void b43_radio_2059_channel_setup(struct b43_wldev *dev, udelay(300); } +static void b43_radio_2059_init(struct b43_wldev *dev) +{ + const u16 routing[] = { R2059_SYN, R2059_TXRX0, R2059_RXRX1 }; + u8 i; + + b43_radio_write(dev, R2059_ALL | 0x51, 0x0070); + b43_radio_write(dev, R2059_ALL | 0x5a, 0x0003); + + for (i = 0; i < ARRAY_SIZE(routing); i++) + b43_radio_set(dev, routing[i] | 0x146, 0x3); + + b43_radio_set(dev, 0x2e, 0x0078); + b43_radio_set(dev, 0xc0, 0x0080); + msleep(2); + b43_radio_mask(dev, 0x2e, ~0x0078); + b43_radio_mask(dev, 0xc0, ~0x0080); + + b43_radio_mask(dev, 0x11, 0x0008); +} + +/************************************************** + * Channel switching ops. + **************************************************/ + static void b43_phy_ht_channel_setup(struct b43_wldev *dev, const struct b43_phy_ht_channeltab_e_phy *e, struct ieee80211_channel *new_channel) @@ -200,6 +228,11 @@ static void b43_phy_ht_op_software_rfkill(struct b43_wldev *dev, b43_phy_maskset(dev, B43_PHY_HT_RF_CTL1, ~0, 0x1); b43_phy_mask(dev, B43_PHY_HT_RF_CTL1, ~0); b43_phy_maskset(dev, B43_PHY_HT_RF_CTL1, ~0, 0x2); + + if (dev->phy.radio_ver == 0x2059) + b43_radio_2059_init(dev); + else + B43_WARN_ON(1); } } -- 2.41.0