Loading...
1/*
2 * cb710/cb710-mmc.h
3 *
4 * Copyright by Michał Mirosław, 2008-2009
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10#ifndef LINUX_CB710_MMC_H
11#define LINUX_CB710_MMC_H
12
13#include <linux/cb710.h>
14
15/* per-MMC-reader structure */
16struct cb710_mmc_reader {
17 struct tasklet_struct finish_req_tasklet;
18 struct mmc_request *mrq;
19 spinlock_t irq_lock;
20 unsigned char last_power_mode;
21};
22
23/* some device struct walking */
24
25static inline struct mmc_host *cb710_slot_to_mmc(struct cb710_slot *slot)
26{
27 return platform_get_drvdata(&slot->pdev);
28}
29
30static inline struct cb710_slot *cb710_mmc_to_slot(struct mmc_host *mmc)
31{
32 struct platform_device *pdev = to_platform_device(mmc_dev(mmc));
33 return cb710_pdev_to_slot(pdev);
34}
35
36/* registers (this might be all wrong ;) */
37
38#define CB710_MMC_DATA_PORT 0x00
39
40#define CB710_MMC_CONFIG_PORT 0x04
41#define CB710_MMC_CONFIG0_PORT 0x04
42#define CB710_MMC_CONFIG1_PORT 0x05
43#define CB710_MMC_C1_4BIT_DATA_BUS 0x40
44#define CB710_MMC_CONFIG2_PORT 0x06
45#define CB710_MMC_C2_READ_PIO_SIZE_MASK 0x0F /* N-1 */
46#define CB710_MMC_CONFIG3_PORT 0x07
47
48#define CB710_MMC_CONFIGB_PORT 0x08
49
50#define CB710_MMC_IRQ_ENABLE_PORT 0x0C
51#define CB710_MMC_IE_TEST_MASK 0x00BF
52#define CB710_MMC_IE_CARD_INSERTION_STATUS 0x1000
53#define CB710_MMC_IE_IRQ_ENABLE 0x8000
54#define CB710_MMC_IE_CISTATUS_MASK \
55 (CB710_MMC_IE_CARD_INSERTION_STATUS|CB710_MMC_IE_IRQ_ENABLE)
56
57#define CB710_MMC_STATUS_PORT 0x10
58#define CB710_MMC_STATUS_ERROR_EVENTS 0x60FF
59#define CB710_MMC_STATUS0_PORT 0x10
60#define CB710_MMC_S0_FIFO_UNDERFLOW 0x40
61#define CB710_MMC_STATUS1_PORT 0x11
62#define CB710_MMC_S1_COMMAND_SENT 0x01
63#define CB710_MMC_S1_DATA_TRANSFER_DONE 0x02
64#define CB710_MMC_S1_PIO_TRANSFER_DONE 0x04
65#define CB710_MMC_S1_CARD_CHANGED 0x10
66#define CB710_MMC_S1_RESET 0x20
67#define CB710_MMC_STATUS2_PORT 0x12
68#define CB710_MMC_S2_FIFO_READY 0x01
69#define CB710_MMC_S2_FIFO_EMPTY 0x02
70#define CB710_MMC_S2_BUSY_10 0x10
71#define CB710_MMC_S2_BUSY_20 0x20
72#define CB710_MMC_STATUS3_PORT 0x13
73#define CB710_MMC_S3_CARD_DETECTED 0x02
74#define CB710_MMC_S3_WRITE_PROTECTED 0x04
75
76#define CB710_MMC_CMD_TYPE_PORT 0x14
77#define CB710_MMC_RSP_TYPE_MASK 0x0007
78#define CB710_MMC_RSP_R1 (0)
79#define CB710_MMC_RSP_136 (5)
80#define CB710_MMC_RSP_NO_CRC (2)
81#define CB710_MMC_RSP_PRESENT_MASK 0x0018
82#define CB710_MMC_RSP_NONE (0 << 3)
83#define CB710_MMC_RSP_PRESENT (1 << 3)
84#define CB710_MMC_RSP_PRESENT_X (2 << 3)
85#define CB710_MMC_CMD_TYPE_MASK 0x0060
86#define CB710_MMC_CMD_BC (0 << 5)
87#define CB710_MMC_CMD_BCR (1 << 5)
88#define CB710_MMC_CMD_AC (2 << 5)
89#define CB710_MMC_CMD_ADTC (3 << 5)
90#define CB710_MMC_DATA_READ 0x0080
91#define CB710_MMC_CMD_CODE_MASK 0x3F00
92#define CB710_MMC_CMD_CODE_SHIFT 8
93#define CB710_MMC_IS_APP_CMD 0x4000
94#define CB710_MMC_RSP_BUSY 0x8000
95
96#define CB710_MMC_CMD_PARAM_PORT 0x18
97#define CB710_MMC_TRANSFER_SIZE_PORT 0x1C
98#define CB710_MMC_RESPONSE0_PORT 0x20
99#define CB710_MMC_RESPONSE1_PORT 0x24
100#define CB710_MMC_RESPONSE2_PORT 0x28
101#define CB710_MMC_RESPONSE3_PORT 0x2C
102
103#endif /* LINUX_CB710_MMC_H */
1/*
2 * cb710/cb710-mmc.h
3 *
4 * Copyright by Michał Mirosław, 2008-2009
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10#ifndef LINUX_CB710_MMC_H
11#define LINUX_CB710_MMC_H
12
13#include <linux/cb710.h>
14
15/* per-MMC-reader structure */
16struct cb710_mmc_reader {
17 struct tasklet_struct finish_req_tasklet;
18 struct mmc_request *mrq;
19 spinlock_t irq_lock;
20 unsigned char last_power_mode;
21};
22
23/* some device struct walking */
24
25static inline struct mmc_host *cb710_slot_to_mmc(struct cb710_slot *slot)
26{
27 return platform_get_drvdata(&slot->pdev);
28}
29
30static inline struct cb710_slot *cb710_mmc_to_slot(struct mmc_host *mmc)
31{
32 struct platform_device *pdev = to_platform_device(mmc_dev(mmc));
33 return cb710_pdev_to_slot(pdev);
34}
35
36/* registers (this might be all wrong ;) */
37
38#define CB710_MMC_DATA_PORT 0x00
39
40#define CB710_MMC_CONFIG_PORT 0x04
41#define CB710_MMC_CONFIG0_PORT 0x04
42#define CB710_MMC_CONFIG1_PORT 0x05
43#define CB710_MMC_C1_4BIT_DATA_BUS 0x40
44#define CB710_MMC_CONFIG2_PORT 0x06
45#define CB710_MMC_C2_READ_PIO_SIZE_MASK 0x0F /* N-1 */
46#define CB710_MMC_CONFIG3_PORT 0x07
47
48#define CB710_MMC_CONFIGB_PORT 0x08
49
50#define CB710_MMC_IRQ_ENABLE_PORT 0x0C
51#define CB710_MMC_IE_TEST_MASK 0x00BF
52#define CB710_MMC_IE_CARD_INSERTION_STATUS 0x1000
53#define CB710_MMC_IE_IRQ_ENABLE 0x8000
54#define CB710_MMC_IE_CISTATUS_MASK \
55 (CB710_MMC_IE_CARD_INSERTION_STATUS|CB710_MMC_IE_IRQ_ENABLE)
56
57#define CB710_MMC_STATUS_PORT 0x10
58#define CB710_MMC_STATUS_ERROR_EVENTS 0x60FF
59#define CB710_MMC_STATUS0_PORT 0x10
60#define CB710_MMC_S0_FIFO_UNDERFLOW 0x40
61#define CB710_MMC_STATUS1_PORT 0x11
62#define CB710_MMC_S1_COMMAND_SENT 0x01
63#define CB710_MMC_S1_DATA_TRANSFER_DONE 0x02
64#define CB710_MMC_S1_PIO_TRANSFER_DONE 0x04
65#define CB710_MMC_S1_CARD_CHANGED 0x10
66#define CB710_MMC_S1_RESET 0x20
67#define CB710_MMC_STATUS2_PORT 0x12
68#define CB710_MMC_S2_FIFO_READY 0x01
69#define CB710_MMC_S2_FIFO_EMPTY 0x02
70#define CB710_MMC_S2_BUSY_10 0x10
71#define CB710_MMC_S2_BUSY_20 0x20
72#define CB710_MMC_STATUS3_PORT 0x13
73#define CB710_MMC_S3_CARD_DETECTED 0x02
74#define CB710_MMC_S3_WRITE_PROTECTED 0x04
75
76#define CB710_MMC_CMD_TYPE_PORT 0x14
77#define CB710_MMC_RSP_TYPE_MASK 0x0007
78#define CB710_MMC_RSP_R1 (0)
79#define CB710_MMC_RSP_136 (5)
80#define CB710_MMC_RSP_NO_CRC (2)
81#define CB710_MMC_RSP_PRESENT_MASK 0x0018
82#define CB710_MMC_RSP_NONE (0 << 3)
83#define CB710_MMC_RSP_PRESENT (1 << 3)
84#define CB710_MMC_RSP_PRESENT_X (2 << 3)
85#define CB710_MMC_CMD_TYPE_MASK 0x0060
86#define CB710_MMC_CMD_BC (0 << 5)
87#define CB710_MMC_CMD_BCR (1 << 5)
88#define CB710_MMC_CMD_AC (2 << 5)
89#define CB710_MMC_CMD_ADTC (3 << 5)
90#define CB710_MMC_DATA_READ 0x0080
91#define CB710_MMC_CMD_CODE_MASK 0x3F00
92#define CB710_MMC_CMD_CODE_SHIFT 8
93#define CB710_MMC_IS_APP_CMD 0x4000
94#define CB710_MMC_RSP_BUSY 0x8000
95
96#define CB710_MMC_CMD_PARAM_PORT 0x18
97#define CB710_MMC_TRANSFER_SIZE_PORT 0x1C
98#define CB710_MMC_RESPONSE0_PORT 0x20
99#define CB710_MMC_RESPONSE1_PORT 0x24
100#define CB710_MMC_RESPONSE2_PORT 0x28
101#define CB710_MMC_RESPONSE3_PORT 0x2C
102
103#endif /* LINUX_CB710_MMC_H */