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ath9k_hw: AR9003 does not have AR_RC_AHB skip its setting 

AR9003 does not have a reset control for AHB.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Luis R. Rodriguez 2010-04-15 17:38:12 -04:00 committed by John W. Linville
parent 783dfca1fc
commit 42d5bc3faa
1 changed files with 19 additions and 5 deletions
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24
drivers/net/wireless/ath/ath9k/hw.c
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@ -1697,11 +1697,16 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type)
if (tmpReg &
(AR_INTR_SYNC_LOCAL_TIMEOUT |
AR_INTR_SYNC_RADM_CPL_TIMEOUT)) {
u32 val;
REG_WRITE(ah, AR_INTR_SYNC_ENABLE, 0);
REG_WRITE(ah, AR_RC, AR_RC_AHB | AR_RC_HOSTIF);
} else {
val = AR_RC_HOSTIF;
if (!AR_SREV_9300_20_OR_LATER(ah))
val |= AR_RC_AHB;
REG_WRITE(ah, AR_RC, val);
} else if (!AR_SREV_9300_20_OR_LATER(ah))
REG_WRITE(ah, AR_RC, AR_RC_AHB);
}
rst_flags = AR_RTC_RC_MAC_WARM;
if (type == ATH9K_RESET_COLD)
@ -1732,7 +1737,7 @@ static bool ath9k_hw_set_reset_power_on(struct ath_hw *ah)
REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN |
AR_RTC_FORCE_WAKE_ON_INT);
if (!AR_SREV_9100(ah))
if (!AR_SREV_9100(ah) && !AR_SREV_9300_20_OR_LATER(ah))
REG_WRITE(ah, AR_RC, AR_RC_AHB);
REG_WRITE(ah, AR_RTC_RESET, 0);
@ -2413,15 +2418,24 @@ EXPORT_SYMBOL(ath9k_hw_keyisvalid);
/* Power Management (Chipset) */
/******************************/
/*
* Notify Power Mgt is disabled in self-generated frames.
* If requested, force chip to sleep.
*/
static void ath9k_set_power_sleep(struct ath_hw *ah, int setChip)
{
REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV);
if (setChip) {
/*
* Clear the RTC force wake bit to allow the
* mac to go to sleep.
*/
REG_CLR_BIT(ah, AR_RTC_FORCE_WAKE,
AR_RTC_FORCE_WAKE_EN);
if (!AR_SREV_9100(ah))
if (!AR_SREV_9100(ah) && !AR_SREV_9300_20_OR_LATER(ah))
REG_WRITE(ah, AR_RC, AR_RC_AHB | AR_RC_HOSTIF);
/* Shutdown chip. Active low */
if (!AR_SREV_5416(ah) && !AR_SREV_9271(ah))
REG_CLR_BIT(ah, (AR_RTC_RESET),
AR_RTC_RESET_EN);