diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2011-07-02 10:48:58 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2011-07-02 10:48:58 +0000 |
| commit | 289e2f2169ddfd6b958f3b8ba4977cfcf7354af4 (patch) | |
| tree | a31bd58f7db1feba7d1ea8e81be560d9c8df0b76 | |
| parent | e194acb471e4e304b3a7aeb144d8ce8472dc8092 (diff) | |
| download | upstream-289e2f2169ddfd6b958f3b8ba4977cfcf7354af4.tar.gz upstream-289e2f2169ddfd6b958f3b8ba4977cfcf7354af4.tar.bz2 upstream-289e2f2169ddfd6b958f3b8ba4977cfcf7354af4.zip | |
ath9k: clean up pll code for ar9002 to fix 5/10 mhz pll settings for 5ghz
SVN-Revision: 27362
| -rw-r--r-- | package/mac80211/patches/541-ath9k_pllclock_fix.patch | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/package/mac80211/patches/541-ath9k_pllclock_fix.patch b/package/mac80211/patches/541-ath9k_pllclock_fix.patch new file mode 100644 index 0000000000..4738159fd9 --- /dev/null +++ b/package/mac80211/patches/541-ath9k_pllclock_fix.patch @@ -0,0 +1,42 @@ +--- 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_h + 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; + } + |