1 /* $OpenBSD: if_urtwn.c,v 1.16 2011/02/10 17:26:40 jakemsr Exp $ */
2
3 /*-
4 * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr>
5 * Copyright (c) 2014 Kevin Lo <kevlo@FreeBSD.org>
6 * Copyright (c) 2015-2016 Andriy Voskoboinyk <avos@FreeBSD.org>
7 *
8 * Permission to use, copy, modify, and distribute this software for any
9 * purpose with or without fee is hereby granted, provided that the above
10 * copyright notice and this permission notice appear in all copies.
11 *
12 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
13 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
14 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
15 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
16 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 */
20
21 #include <sys/cdefs.h>
22 #include "opt_wlan.h"
23
24 #include <sys/param.h>
25 #include <sys/lock.h>
26 #include <sys/mutex.h>
27 #include <sys/mbuf.h>
28 #include <sys/kernel.h>
29 #include <sys/socket.h>
30 #include <sys/systm.h>
31 #include <sys/malloc.h>
32 #include <sys/queue.h>
33 #include <sys/taskqueue.h>
34 #include <sys/bus.h>
35 #include <sys/endian.h>
36 #include <sys/linker.h>
37
38 #include <net/if.h>
39 #include <net/ethernet.h>
40 #include <net/if_media.h>
41
42 #include <net80211/ieee80211_var.h>
43 #include <net80211/ieee80211_radiotap.h>
44
45 #include <dev/rtwn/if_rtwnreg.h>
46 #include <dev/rtwn/if_rtwnvar.h>
47
48 #include <dev/rtwn/if_rtwn_debug.h>
49
50 #include <dev/rtwn/rtl8192c/r92c.h>
51 #include <dev/rtwn/rtl8192c/r92c_var.h>
52
53 #include <dev/rtwn/rtl8188e/r88e.h>
54 #include <dev/rtwn/rtl8188e/r88e_reg.h>
55
56 static void
r88e_crystalcap_write(struct rtwn_softc * sc)57 r88e_crystalcap_write(struct rtwn_softc *sc)
58 {
59 struct r92c_softc *rs = sc->sc_priv;
60 uint32_t reg;
61 uint8_t val;
62
63 val = rs->crystalcap & 0x3f;
64 reg = rtwn_bb_read(sc, R92C_AFE_XTAL_CTRL);
65 rtwn_bb_write(sc, R92C_AFE_XTAL_CTRL,
66 RW(reg, R92C_AFE_XTAL_CTRL_ADDR, val | val << 6));
67 }
68
69 void
r88e_init_bb_common(struct rtwn_softc * sc)70 r88e_init_bb_common(struct rtwn_softc *sc)
71 {
72 r92c_init_bb_common(sc);
73
74 rtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553422);
75 rtwn_delay(sc, 1);
76 rtwn_bb_write(sc, R92C_OFDM0_AGCCORE1(0), 0x69553420);
77 rtwn_delay(sc, 1);
78
79 r88e_crystalcap_write(sc);
80 }
81