1/*
2 * topic.h 1.8 1999/08/28 04:01:47
3 *
4 * The contents of this file are subject to the Mozilla Public License
5 * Version 1.1 (the "License"); you may not use this file except in
6 * compliance with the License. You may obtain a copy of the License
7 * at http://www.mozilla.org/MPL/
8 *
9 * Software distributed under the License is distributed on an "AS IS"
10 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
11 * the License for the specific language governing rights and
12 * limitations under the License.
13 *
14 * The initial developer of the original code is David A. Hinds
15 * <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
16 * are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.
17 *
18 * Alternatively, the contents of this file may be used under the
19 * terms of the GNU General Public License version 2 (the "GPL"), in which
20 * case the provisions of the GPL are applicable instead of the
21 * above.  If you wish to allow the use of your version of this file
22 * only under the terms of the GPL and not to allow others to use
23 * your version of this file under the MPL, indicate your decision by
24 * deleting the provisions above and replace them with the notice and
25 * other provisions required by the GPL.  If you do not delete the
26 * provisions above, a recipient may use your version of this file
27 * under either the MPL or the GPL.
28 * topic.h $Release$ 1999/08/28 04:01:47
29 */
30
31#ifndef _LINUX_TOPIC_H
32#define _LINUX_TOPIC_H
33
34/* Register definitions for Toshiba ToPIC95/97/100 controllers */
35
36#define TOPIC_SOCKET_CONTROL		0x0090	/* 32 bit */
37#define  TOPIC_SCR_IRQSEL		0x00000001
38
39#define TOPIC_SLOT_CONTROL		0x00a0	/* 8 bit */
40#define  TOPIC_SLOT_SLOTON		0x80
41#define  TOPIC_SLOT_SLOTEN		0x40
42#define  TOPIC_SLOT_ID_LOCK		0x20
43#define  TOPIC_SLOT_ID_WP		0x10
44#define  TOPIC_SLOT_PORT_MASK		0x0c
45#define  TOPIC_SLOT_PORT_SHIFT		2
46#define  TOPIC_SLOT_OFS_MASK		0x03
47
48#define TOPIC_CARD_CONTROL		0x00a1	/* 8 bit */
49#define  TOPIC_CCR_INTB			0x20
50#define  TOPIC_CCR_INTA			0x10
51#define  TOPIC_CCR_CLOCK		0x0c
52#define  TOPIC_CCR_PCICLK		0x0c
53#define  TOPIC_CCR_PCICLK_2		0x08
54#define  TOPIC_CCR_CCLK			0x04
55
56#define TOPIC97_INT_CONTROL		0x00a1	/* 8 bit */
57#define  TOPIC97_ICR_INTB		0x20
58#define  TOPIC97_ICR_INTA		0x10
59#define  TOPIC97_ICR_STSIRQNP		0x04
60#define  TOPIC97_ICR_IRQNP		0x02
61#define  TOPIC97_ICR_IRQSEL		0x01
62
63#define TOPIC_CARD_DETECT		0x00a3	/* 8 bit */
64#define  TOPIC_CDR_MODE_PC32		0x80
65#define  TOPIC_CDR_VS1			0x04
66#define  TOPIC_CDR_VS2			0x02
67#define  TOPIC_CDR_SW_DETECT		0x01
68
69#define TOPIC_REGISTER_CONTROL		0x00a4	/* 32 bit */
70#define  TOPIC_RCR_RESUME_RESET		0x80000000
71#define  TOPIC_RCR_REMOVE_RESET		0x40000000
72#define  TOPIC97_RCR_CLKRUN_ENA		0x20000000
73#define  TOPIC97_RCR_TESTMODE		0x10000000
74#define  TOPIC97_RCR_IOPLUP		0x08000000
75#define  TOPIC_RCR_BUFOFF_PWROFF	0x02000000
76#define  TOPIC_RCR_BUFOFF_SIGOFF	0x01000000
77#define  TOPIC97_RCR_CB_DEV_MASK	0x0000f800
78#define  TOPIC97_RCR_CB_DEV_SHIFT	11
79#define  TOPIC97_RCR_RI_DISABLE		0x00000004
80#define  TOPIC97_RCR_CAUDIO_OFF		0x00000002
81#define  TOPIC_RCR_CAUDIO_INVERT	0x00000001
82
83#define TOPIC97_MISC1			0x00ad  /* 8bit */
84#define  TOPIC97_MISC1_CLOCKRUN_ENABLE	0x80
85#define  TOPIC97_MISC1_CLOCKRUN_MODE	0x40
86#define  TOPIC97_MISC1_DETECT_REQ_ENA	0x10
87#define  TOPIC97_MISC1_SCK_CLEAR_DIS	0x04
88#define  TOPIC97_MISC1_R2_LOW_ENABLE	0x10
89
90#define TOPIC97_MISC2			0x00ae  /* 8 bit */
91#define  TOPIC97_MISC2_SPWRCLK_MASK	0x70
92#define  TOPIC97_MISC2_SPWRMOD		0x08
93#define  TOPIC97_MISC2_SPWR_ENABLE	0x04
94#define  TOPIC97_MISC2_ZV_MODE		0x02
95#define  TOPIC97_MISC2_ZV_ENABLE	0x01
96
97#define TOPIC97_ZOOM_VIDEO_CONTROL	0x009c  /* 8 bit */
98#define  TOPIC97_ZV_CONTROL_ENABLE	0x01
99
100#define TOPIC97_AUDIO_VIDEO_SWITCH	0x003c  /* 8 bit */
101#define  TOPIC97_AVS_AUDIO_CONTROL	0x02
102#define  TOPIC97_AVS_VIDEO_CONTROL	0x01
103
104#define TOPIC_EXCA_IF_CONTROL		0x3e	/* 8 bit */
105#define TOPIC_EXCA_IFC_33V_ENA		0x01
106
107static void topic97_zoom_video(struct pcmcia_socket *sock, int onoff)
108{
109	struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
110	u8 reg_zv, reg;
111
112	reg_zv = config_readb(socket, TOPIC97_ZOOM_VIDEO_CONTROL);
113	if (onoff) {
114		reg_zv |= TOPIC97_ZV_CONTROL_ENABLE;
115		config_writeb(socket, TOPIC97_ZOOM_VIDEO_CONTROL, reg_zv);
116
117		reg = config_readb(socket, TOPIC97_AUDIO_VIDEO_SWITCH);
118		reg |= TOPIC97_AVS_AUDIO_CONTROL | TOPIC97_AVS_VIDEO_CONTROL;
119		config_writeb(socket, TOPIC97_AUDIO_VIDEO_SWITCH, reg);
120	} else {
121		reg_zv &= ~TOPIC97_ZV_CONTROL_ENABLE;
122		config_writeb(socket, TOPIC97_ZOOM_VIDEO_CONTROL, reg_zv);
123
124		reg = config_readb(socket, TOPIC97_AUDIO_VIDEO_SWITCH);
125		reg &= ~(TOPIC97_AVS_AUDIO_CONTROL | TOPIC97_AVS_VIDEO_CONTROL);
126		config_writeb(socket, TOPIC97_AUDIO_VIDEO_SWITCH, reg);
127	}
128}
129
130static int topic97_override(struct yenta_socket *socket)
131{
132	/* ToPIC97/100 support ZV */
133	socket->socket.zoom_video = topic97_zoom_video;
134	return 0;
135}
136
137
138static int topic95_override(struct yenta_socket *socket)
139{
140	u8 fctrl;
141
142	/* enable 3.3V support for 16bit cards */
143	fctrl = exca_readb(socket, TOPIC_EXCA_IF_CONTROL);
144	exca_writeb(socket, TOPIC_EXCA_IF_CONTROL, fctrl | TOPIC_EXCA_IFC_33V_ENA);
145
146	/* tell yenta to use exca registers to power 16bit cards */
147	socket->flags |= YENTA_16BIT_POWER_EXCA | YENTA_16BIT_POWER_DF;
148
149	return 0;
150}
151
152#endif /* _LINUX_TOPIC_H */
153