From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from nbd.name ([88.198.39.176]:42331 "EHLO ds10.nbd.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760334Ab0G3TCW (ORCPT ); Fri, 30 Jul 2010 15:02:22 -0400 From: Felix Fietkau To: linux-wireless@vger.kernel.org Cc: linville@tuxdriver.com, lrodriguez@atheros.com Subject: [PATCH 4/4] ath9k_hw: fix analog shift register writes on AR9003 Date: Fri, 30 Jul 2010 21:02:12 +0200 Message-Id: <1280516532-42721-4-git-send-email-nbd@openwrt.org> In-Reply-To: <1280516532-42721-3-git-send-email-nbd@openwrt.org> References: <1280516532-42721-1-git-send-email-nbd@openwrt.org> <1280516532-42721-2-git-send-email-nbd@openwrt.org> <1280516532-42721-3-git-send-email-nbd@openwrt.org> Sender: linux-wireless-owner@vger.kernel.org List-ID: Writes to the analog shift registers, which are issues by the initval programming function, require a 100 usec delay (similar to AR9002, but in a different register range). Signed-off-by: Felix Fietkau --- drivers/net/wireless/ath/ath9k/ar9003_phy.c | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c index a753a43..a491854 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c @@ -542,7 +542,11 @@ static void ar9003_hw_prog_ini(struct ath_hw *ah, u32 reg = INI_RA(iniArr, i, 0); u32 val = INI_RA(iniArr, i, column); - REG_WRITE(ah, reg, val); + if (reg >= 0x16000 && reg < 0x17000) + ath9k_hw_analog_shift_regwrite(ah, reg, val); + else + REG_WRITE(ah, reg, val); + DO_DELAY(regWrites); } } -- 1.6.4.2