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authorJohn W. Linville <linville@tuxdriver.com>2011-04-25 14:34:25 -0400
committerJohn W. Linville <linville@tuxdriver.com>2011-04-25 14:34:25 -0400
commitcfef6047c4027a8448ec8dafeaf2bb362cc882e4 (patch)
treec254bd25aa8b4b0696b5b5cc45d8e30c7c1bb9dd /drivers/net/wireless/ath/ath9k/hw.c
parentb71d1d426d263b0b6cb5760322efebbfc89d4463 (diff)
parent73b48099cc265f88fa1255f3f43e52fe6a94fd5c (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem
Conflicts: drivers/net/wireless/iwlwifi/iwl-core.c drivers/net/wireless/rt2x00/rt2x00queue.c drivers/net/wireless/rt2x00/rt2x00queue.h
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/hw.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c45
1 files changed, 29 insertions, 16 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index c8a2d0dae796..045abd557840 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -676,42 +676,55 @@ unsigned long ar9003_get_pll_sqsum_dvc(struct ath_hw *ah)
}
EXPORT_SYMBOL(ar9003_get_pll_sqsum_dvc);
-#define DPLL2_KD_VAL 0x3D
-#define DPLL2_KI_VAL 0x06
-#define DPLL3_PHASE_SHIFT_VAL 0x1
-
+#define DPLL3_PHASE_SHIFT_VAL 0x1
static void ath9k_hw_init_pll(struct ath_hw *ah,
struct ath9k_channel *chan)
{
u32 pll;
if (AR_SREV_9485(ah)) {
- REG_WRITE(ah, AR_RTC_PLL_CONTROL2, 0x886666);
- REG_WRITE(ah, AR_CH0_DDR_DPLL2, 0x19e82f01);
-
- REG_RMW_FIELD(ah, AR_CH0_DDR_DPLL3,
- AR_CH0_DPLL3_PHASE_SHIFT, DPLL3_PHASE_SHIFT_VAL);
- REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x1142c);
- udelay(1000);
+ /* program BB PLL ki and kd value, ki=0x4, kd=0x40 */
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
+ AR_CH0_BB_DPLL2_PLL_PWD, 0x1);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
+ AR_CH0_DPLL2_KD, 0x40);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
+ AR_CH0_DPLL2_KI, 0x4);
- REG_WRITE(ah, AR_RTC_PLL_CONTROL2, 0x886666);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL1,
+ AR_CH0_BB_DPLL1_REFDIV, 0x5);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL1,
+ AR_CH0_BB_DPLL1_NINI, 0x58);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL1,
+ AR_CH0_BB_DPLL1_NFRAC, 0x0);
REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
- AR_CH0_DPLL2_KD, DPLL2_KD_VAL);
+ AR_CH0_BB_DPLL2_OUTDIV, 0x1);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
+ AR_CH0_BB_DPLL2_LOCAL_PLL, 0x1);
REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
- AR_CH0_DPLL2_KI, DPLL2_KI_VAL);
+ AR_CH0_BB_DPLL2_EN_NEGTRIG, 0x1);
+ /* program BB PLL phase_shift to 0x6 */
REG_RMW_FIELD(ah, AR_CH0_BB_DPLL3,
- AR_CH0_DPLL3_PHASE_SHIFT, DPLL3_PHASE_SHIFT_VAL);
- REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x142c);
+ AR_CH0_BB_DPLL3_PHASE_SHIFT, 0x6);
+
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
+ AR_CH0_BB_DPLL2_PLL_PWD, 0x0);
udelay(1000);
+
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL3,
+ AR_CH0_DPLL3_PHASE_SHIFT, DPLL3_PHASE_SHIFT_VAL);
}
pll = ath9k_hw_compute_pll_control(ah, chan);
REG_WRITE(ah, AR_RTC_PLL_CONTROL, pll);
+ if (AR_SREV_9485(ah))
+ udelay(1000);
+
/* Switch the core clock for ar9271 to 117Mhz */
if (AR_SREV_9271(ah)) {
udelay(500);