summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/ath/ath9k/ar9002_phy.c
diff options
context:
space:
mode:
authorFelix Fietkau <nbd@openwrt.org>2011-07-09 11:12:46 +0700
committerJohn W. Linville <linville@tuxdriver.com>2011-07-11 15:02:11 -0400
commit804f6acb7cea1ea5b3e0ded1bf037f9bf02f1124 (patch)
tree23a5ab51400ffb17de3e0d8c8f771c00b3e3774b /drivers/net/wireless/ath/ath9k/ar9002_phy.c
parentcd27bc3c3efb95ee20e5b627c483eb9513cd0350 (diff)
ath9k_hw: remove hardcoded PLL overrides for AR9280
Use the proper masks for the register instead. Fixes adding the (still unused) half/quarter PLL flags. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9002_phy.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9002_phy.c25
1 files changed, 13 insertions, 12 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9002_phy.c b/drivers/net/wireless/ath/ath9k/ar9002_phy.c
index 2fe0a34cbabc..abc2cc8cefb7 100644
--- a/drivers/net/wireless/ath/ath9k/ar9002_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c
@@ -447,26 +447,27 @@ static void ar9002_olc_init(struct ath_hw *ah)
static u32 ar9002_hw_compute_pll_control(struct ath_hw *ah,
struct ath9k_channel *chan)
{
+ int ref_div = 5;
+ int pll_div = 0x2c;
u32 pll;
- pll = SM(0x5, AR_RTC_9160_PLL_REFDIV);
+ if (chan && IS_CHAN_5GHZ(chan) && !IS_CHAN_A_FAST_CLOCK(ah, chan)) {
+ if (AR_SREV_9280_20(ah)) {
+ ref_div = 10;
+ pll_div = 0x50;
+ } else {
+ pll_div = 0x28;
+ }
+ }
+
+ pll = SM(ref_div, AR_RTC_9160_PLL_REFDIV);
+ pll |= SM(pll_div, AR_RTC_9160_PLL_DIV);
if (chan && IS_CHAN_HALF_RATE(chan))
pll |= SM(0x1, AR_RTC_9160_PLL_CLKSEL);
else if (chan && IS_CHAN_QUARTER_RATE(chan))
pll |= SM(0x2, AR_RTC_9160_PLL_CLKSEL);
- if (chan && IS_CHAN_5GHZ(chan)) {
- if (IS_CHAN_A_FAST_CLOCK(ah, chan))
- pll = 0x142c;
- else if (AR_SREV_9280_20(ah))
- pll = 0x2850;
- else
- pll |= SM(0x28, AR_RTC_9160_PLL_DIV);
- } else {
- pll |= SM(0x2c, AR_RTC_9160_PLL_DIV);
- }
-
return pll;
}