summaryrefslogtreecommitdiff
path: root/firmware/target/arm/tms320dm320/dsp/aic23.c
diff options
context:
space:
mode:
Diffstat (limited to 'firmware/target/arm/tms320dm320/dsp/aic23.c')
-rw-r--r--firmware/target/arm/tms320dm320/dsp/aic23.c112
1 files changed, 56 insertions, 56 deletions
diff --git a/firmware/target/arm/tms320dm320/dsp/aic23.c b/firmware/target/arm/tms320dm320/dsp/aic23.c
index 72b9dfe069..8ffa5d4e70 100644
--- a/firmware/target/arm/tms320dm320/dsp/aic23.c
+++ b/firmware/target/arm/tms320dm320/dsp/aic23.c
@@ -1,60 +1,60 @@
1/*************************************************************************** 1/***************************************************************************
2 * __________ __ ___. 2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___ 3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / 4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < 5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ 6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/ 7 * \/ \/ \/ \/ \/
8 * $Id$ 8 * $Id$
9 * 9 *
10 * Copyright (C) 2008 by Maurus Cuelenaere 10 * Copyright (C) 2008 by Maurus Cuelenaere
11 * 11 *
12 * This program is free software; you can redistribute it and/or 12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License 13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation; either version 2 14 * as published by the Free Software Foundation; either version 2
15 * of the License, or (at your option) any later version. 15 * of the License, or (at your option) any later version.
16 * 16 *
17 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY 17 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
18 * KIND, either express or implied. 18 * KIND, either express or implied.
19 * 19 *
20 ****************************************************************************/ 20 ****************************************************************************/
21 21
22#include "audio.h" 22#include "audio.h"
23#include "registers.h" 23#include "registers.h"
24 24
25/* based on http://archopen.svn.sourceforge.net/viewvc/archopen/ArchOpen/trunk/libdsp/aic23.c?revision=213&view=markup */ 25/* based on http://archopen.svn.sourceforge.net/viewvc/archopen/ArchOpen/trunk/libdsp/aic23.c?revision=213&view=markup */
26void audiohw_init(void) 26void audiohw_init(void)
27{ 27{
28 /* port config */ 28 /* port config */
29#if 0 29#if 0
30 SPCR10 = 0; /* DLB = 0 ** RJUST = 0 ** CLKSTP = 0 ** DXENA = 0 ** ABIS = 0 ** RINTM = 0 ** RSYNCER = 0 ** RFULL = 0 ** RRDY = 0 ** RRST = 0 */ 30 SPCR10 = 0; /* DLB = 0 ** RJUST = 0 ** CLKSTP = 0 ** DXENA = 0 ** ABIS = 0 ** RINTM = 0 ** RSYNCER = 0 ** RFULL = 0 ** RRDY = 0 ** RRST = 0 */
31 SPCR20 = (1 << 9); /* FREE = 1 ** SOFT = 0 ** FRST = 0 ** GRST = 0 ** XINTM = 0 ** XSYNCER = 0 ** XEMPTY = 0 ** XRDY = 0 ** XRST = 0 */ 31 SPCR20 = (1 << 9); /* FREE = 1 ** SOFT = 0 ** FRST = 0 ** GRST = 0 ** XINTM = 0 ** XSYNCER = 0 ** XEMPTY = 0 ** XRDY = 0 ** XRST = 0 */
32 RCR10 = (1 << 8) | (2 << 5); /* RFRLEN1 = 1 ** RWDLEN1 = 2 */ 32 RCR10 = (1 << 8) | (2 << 5); /* RFRLEN1 = 1 ** RWDLEN1 = 2 */
33 RCR20 = 0; /* RPHASE = 0 ** RFRLEN2 = 0 ** RWDLEN2 = 0 ** RCOMPAND = 0 ** RFIG = 0 ** RDATDLY = 0 */ 33 RCR20 = 0; /* RPHASE = 0 ** RFRLEN2 = 0 ** RWDLEN2 = 0 ** RCOMPAND = 0 ** RFIG = 0 ** RDATDLY = 0 */
34 XCR10 = (1 << 8) | (2 << 5); /* XFRLEN1 = 1 ** XWDLEN1 = 2 */ 34 XCR10 = (1 << 8) | (2 << 5); /* XFRLEN1 = 1 ** XWDLEN1 = 2 */
35 XCR20 = 0; /* XPHASE = 0 ** XFRLEN2 = 0 ** XWDLEN2 = 0 ** XCOMPAND = 0 ** XFIG = 0 ** XDATDLY = 0 */ 35 XCR20 = 0; /* XPHASE = 0 ** XFRLEN2 = 0 ** XWDLEN2 = 0 ** XCOMPAND = 0 ** XFIG = 0 ** XDATDLY = 0 */
36 SRGR10 = 0; /* FWID = 0 ** CLKGDV = 0 */ 36 SRGR10 = 0; /* FWID = 0 ** CLKGDV = 0 */
37 SRGR20 = 0; /* FREE = 0 ** CLKSP = 0 ** CLKSM = 0 ** FSGM = 0 ** FPER = 0 */ 37 SRGR20 = 0; /* FREE = 0 ** CLKSP = 0 ** CLKSM = 0 ** FSGM = 0 ** FPER = 0 */
38 PCR0 = (1 << 1) | 1; /* IDLEEN = 0 ** XIOEN = 0 ** RIOEN = 0 ** FSXM = 0 ** FSRM = 0 ** SCLKME = 0 ** CLKSSTAT = 0 ** DXSTAT = 0 ** DRSTAT = 0 ** CLKXM = 0 ** CLKRM = 0 ** FSXP = 0 ** FSRP = 0 ** CLKXP = 1 ** CLKRP = 1 */ 38 PCR0 = (1 << 1) | 1; /* IDLEEN = 0 ** XIOEN = 0 ** RIOEN = 0 ** FSXM = 0 ** FSRM = 0 ** SCLKME = 0 ** CLKSSTAT = 0 ** DXSTAT = 0 ** DRSTAT = 0 ** CLKXM = 0 ** CLKRM = 0 ** FSXP = 0 ** FSRP = 0 ** CLKXP = 1 ** CLKRP = 1 */
39#else 39#else
40 SPCR10 = 0; 40 SPCR10 = 0;
41 SPCR20 = 0x0200; /* SPCR : free running mode */ 41 SPCR20 = 0x0200; /* SPCR : free running mode */
42 42
43 RCR10 = 0x00A0; 43 RCR10 = 0x00A0;
44 RCR20 = 0x00A1; /* RCR : 32 bit receive data length */ 44 RCR20 = 0x00A1; /* RCR : 32 bit receive data length */
45 45
46 XCR10 = 0x00A0; 46 XCR10 = 0x00A0;
47 XCR20 = 0x00A0; /* XCR : 32 bit transmit data length */ 47 XCR20 = 0x00A0; /* XCR : 32 bit transmit data length */
48 48
49 SRGR10 = 0; 49 SRGR10 = 0;
50 SRGR20 = 0x3000; /* SRGR 1 & 2 */ 50 SRGR20 = 0x3000; /* SRGR 1 & 2 */
51 51
52 PCR0 = 0x000E - 8; /* PCR : FSX, FSR active low, external FS/CLK source */ 52 PCR0 = 0x000E - 8; /* PCR : FSX, FSR active low, external FS/CLK source */
53#endif 53#endif
54} 54}
55 55
56void audiohw_postinit(void) 56void audiohw_postinit(void)
57{ 57{
58 /* Trigger first XEVT0 */ 58 /* Trigger first XEVT0 */
59 SPCR20 |= 1; 59 SPCR20 |= 1;
60} 60}