2013-02-26 09:08:05

by Rafał Miłecki

[permalink] [raw]
Subject: [PATCH] b43: define BCMA wireless specific PLLs


Signed-off-by: Rafał Miłecki <[email protected]>
---
drivers/net/wireless/b43/b43.h | 6 ++++++
drivers/net/wireless/b43/main.c | 7 ++++++-
2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index 10e288d..fe4a77e 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -473,6 +473,12 @@ enum {
#define B43_MACCMD_CCA 0x00000008 /* Clear channel assessment */
#define B43_MACCMD_BGNOISE 0x00000010 /* Background noise */

+/* See BCMA_CLKCTLST_EXTRESREQ and BCMA_CLKCTLST_EXTRESST */
+#define B43_BCMA_CLKCTLST_80211_PLL_REQ 0x00000100
+#define B43_BCMA_CLKCTLST_PHY_PLL_REQ 0x00000200
+#define B43_BCMA_CLKCTLST_80211_PLL_ST 0x01000000
+#define B43_BCMA_CLKCTLST_PHY_PLL_ST 0x02000000
+
/* BCMA 802.11 core specific IO Control (BCMA_IOCTL) flags */
#define B43_BCMA_IOCTL_PHY_CLKEN 0x00000004 /* PHY Clock Enable */
#define B43_BCMA_IOCTL_PHY_RESET 0x00000008 /* PHY Reset */
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 806e34c..c974cf5 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -1189,10 +1189,15 @@ static void b43_bcma_phy_reset(struct b43_wldev *dev)

static void b43_bcma_wireless_core_reset(struct b43_wldev *dev, bool gmode)
{
+ u32 req = B43_BCMA_CLKCTLST_80211_PLL_REQ |
+ B43_BCMA_CLKCTLST_PHY_PLL_REQ;
+ u32 status = B43_BCMA_CLKCTLST_80211_PLL_ST |
+ B43_BCMA_CLKCTLST_PHY_PLL_ST;
+
b43_device_enable(dev, B43_BCMA_IOCTL_PHY_CLKEN);
bcma_core_set_clockmode(dev->dev->bdev, BCMA_CLKMODE_FAST);
b43_bcma_phy_reset(dev);
- bcma_core_pll_ctl(dev->dev->bdev, 0x300, 0x3000000, true);
+ bcma_core_pll_ctl(dev->dev->bdev, req, status, true);
}
#endif

--
1.7.10.4