1/*
2 * Copyright (c) 2011 Adrian Chadd, Xenion Pty Ltd
3 * Copyright (c) 2010 Atheros Communications, Inc.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 *
17 * $FreeBSD$
18 */
19#include "opt_ah.h"
20
21#include "ah.h"
22#include "ah_internal.h"
23#include "ah_devid.h"
24
25#include "ar5416/ar5416.h"
26#include "ar5416/ar5416reg.h"
27#include "ar5416/ar5416phy.h"
28#include "ar9001/ar9130_phy.h"
29
30void
31ar9130InitPLL(struct ath_hal *ah, const struct ieee80211_channel *chan)
32{
33
34	uint32_t pll;
35
36	/*
37	 * XXX TODO: support half/quarter rates
38	 */
39	if (chan && IEEE80211_IS_CHAN_5GHZ(chan))
40		pll = 0x1450;
41	else
42		pll = 0x1458;
43
44	OS_REG_WRITE(ah, AR_RTC_PLL_CONTROL, pll);
45	OS_DELAY(RTC_PLL_SETTLE_DELAY);
46	OS_REG_WRITE(ah, AR_RTC_SLEEP_CLK, AR_RTC_SLEEP_DERIVED_CLK);
47}
48