aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/i2c/algos/i2c-algo-ite.h
diff options
context:
space:
mode:
authorJean Delvare <khali@linux-fr.org>2006-12-10 15:21:29 -0500
committerJean Delvare <khali@arrakis.delvare>2006-12-10 15:21:29 -0500
commit51fd554b6547b74c7e6d1f52885ba8532b531023 (patch)
tree5d9e5a30a3e41fb4e77c2b3f9c2dd1cb33abbcc7 /drivers/i2c/algos/i2c-algo-ite.h
parent36cfb5ccfa39ddd030926d08fcf80ba553c88737 (diff)
i2c: Delete the broken i2c-ite bus driver
The rest of the ITE8172 support was already removed from MIPS tree. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Acked-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'drivers/i2c/algos/i2c-algo-ite.h')
-rw-r--r--drivers/i2c/algos/i2c-algo-ite.h117
1 files changed, 0 insertions, 117 deletions
diff --git a/drivers/i2c/algos/i2c-algo-ite.h b/drivers/i2c/algos/i2c-algo-ite.h
deleted file mode 100644
index a8ca3c9b546a..000000000000
--- a/drivers/i2c/algos/i2c-algo-ite.h
+++ /dev/null
@@ -1,117 +0,0 @@
1/*
2 --------------------------------------------------------------------
3 i2c-ite.h: Global defines for the I2C controller on board the
4 ITE MIPS processor.
5 --------------------------------------------------------------------
6 Hai-Pao Fan, MontaVista Software, Inc.
7 hpfan@mvista.com or source@mvista.com
8
9 Copyright 2001 MontaVista Software Inc.
10
11 * This program is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License as published by the
13 * Free Software Foundation; either version 2 of the License, or (at your
14 * option) any later version.
15 *
16 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
19 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
22 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
23 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 *
27 * You should have received a copy of the GNU General Public License along
28 * with this program; if not, write to the Free Software Foundation, Inc.,
29 * 675 Mass Ave, Cambridge, MA 02139, USA.
30
31 */
32
33#ifndef I2C_ITE_H
34#define I2C_ITE_H 1
35
36#include <asm/it8172/it8172.h>
37
38/* I2C Registers */
39#define ITE_I2CHCR IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x30
40#define ITE_I2CHSR IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x34
41#define ITE_I2CSAR IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x38
42#define ITE_I2CSSAR IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x3c
43#define ITE_I2CCKCNT IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x48
44#define ITE_I2CSHDR IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x4c
45#define ITE_I2CRSUR IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x50
46#define ITE_I2CPSUR IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x54
47
48#define ITE_I2CFDR IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x70
49#define ITE_I2CFBCR IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x74
50#define ITE_I2CFCR IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x78
51#define ITE_I2CFSR IT8172_PCI_IO_BASE + IT_I2C_BASE + 0x7c
52
53
54/* Host Control Register ITE_I2CHCR */
55#define ITE_I2CHCR_HCE 0x01 /* Enable I2C Host Controller */
56#define ITE_I2CHCR_IE 0x02 /* Enable the interrupt after completing
57 the current transaction */
58#define ITE_I2CHCR_CP_W 0x00 /* bit2-4 000 - Write */
59#define ITE_I2CHCR_CP_R 0x08 /* 010 - Current address read */
60#define ITE_I2CHCR_CP_S 0x10 /* 100 - Sequential read */
61#define ITE_I2CHCR_ST 0x20 /* Initiates the I2C host controller to execute
62 the command and send the data programmed in
63 all required registers to I2C bus */
64#define ITE_CMD ITE_I2CHCR_HCE | ITE_I2CHCR_IE | ITE_I2CHCR_ST
65#define ITE_WRITE ITE_CMD | ITE_I2CHCR_CP_W
66#define ITE_READ ITE_CMD | ITE_I2CHCR_CP_R
67#define ITE_SREAD ITE_CMD | ITE_I2CHCR_CP_S
68
69/* Host Status Register ITE_I2CHSR */
70#define ITE_I2CHSR_DB 0x01 /* Device is busy, receives NACK response except
71 in the first and last bytes */
72#define ITE_I2CHSR_DNE 0x02 /* Target address on I2C bus does not exist */
73#define ITE_I2CHSR_TDI 0x04 /* R/W Transaction on I2C bus was completed */
74#define ITE_I2CHSR_HB 0x08 /* Host controller is processing transactions */
75#define ITE_I2CHSR_FER 0x10 /* Error occurs in the FIFO */
76
77/* Slave Address Register ITE_I2CSAR */
78#define ITE_I2CSAR_SA_MASK 0xfe /* Target I2C device address */
79#define ITE_I2CSAR_ASO 0x0100 /* Output 1/0 to I2CAS port when the
80 next slave address is addressed */
81
82/* Slave Sub-address Register ITE_I2CSSAR */
83#define ITE_I2CSSAR_SUBA_MASK 0xff /* Target I2C device sub-address */
84
85/* Clock Counter Register ITE_I2CCKCNT */
86#define ITE_I2CCKCNT_STOP 0x00 /* stop I2C clock */
87#define ITE_I2CCKCNT_HPCC_MASK 0x7f /* SCL high period counter */
88#define ITE_I2CCKCNT_LPCC_MASK 0x7f00 /* SCL low period counter */
89
90/* START Hold Time Register ITE_I2CSHDR */
91/* value is counted based on 16 MHz internal clock */
92#define ITE_I2CSHDR_FM 0x0a /* START condition at fast mode */
93#define ITE_I2CSHDR_SM 0x47 /* START contition at standard mode */
94
95/* (Repeated) START Setup Time Register ITE_I2CRSUR */
96/* value is counted based on 16 MHz internal clock */
97#define ITE_I2CRSUR_FM 0x0a /* repeated START condition at fast mode */
98#define ITE_I2CRSUR_SM 0x50 /* repeated START condition at standard mode */
99
100/* STOP setup Time Register ITE_I2CPSUR */
101
102/* FIFO Data Register ITE_I2CFDR */
103#define ITE_I2CFDR_MASK 0xff
104
105/* FIFO Byte Count Register ITE_I2CFBCR */
106#define ITE_I2CFBCR_MASK 0x3f
107
108/* FIFO Control Register ITE_I2CFCR */
109#define ITE_I2CFCR_FLUSH 0x01 /* Flush FIFO and reset the FIFO point
110 and I2CFSR */
111/* FIFO Status Register ITE_I2CFSR */
112#define ITE_I2CFSR_FO 0x01 /* FIFO is overrun when write */
113#define ITE_I2CFSR_FU 0x02 /* FIFO is underrun when read */
114#define ITE_I2CFSR_FF 0x04 /* FIFO is full when write */
115#define ITE_I2CFSR_FE 0x08 /* FIFO is empty when read */
116
117#endif /* I2C_ITE_H */
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-29 18:36:06 -0500