diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 11:12:43 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 11:12:43 -0500 |
commit | 79c9601c2e0dbbe69895d302de4d19f3a31fbd30 (patch) | |
tree | 78d4be2df851b2b4106adcfd736622a90cecf9e9 /include/linux/mfd | |
parent | 41440ffe21f29bdb985cab76b2d0b06d83e63b19 (diff) | |
parent | 3d14b5beba35250c548d3851a2b84fce742d8311 (diff) |
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (272 commits)
Fix soc_common PCMCIA configuration
ARM: 5827/1: SA1100: h3100/h3600: emit messages on failed gpio_request
ARM: 5826/1: SA1100: h3100/h3600: always build htc-egpio driver
ARM: 5825/1: SA1100: h3600: update defconfig
ARM: 5824/1: SA1100: reuse h3600 PCMCIA driver on h3100
ARM: 5823/1: SA1100: h3100/h3600: add support for gpio-keys
ARM: 5822/1: SA1100: h3100/h3600: clean up #includes
ARM: 5821/1: SA1100: h3100/h3600: revise copyright boilerplates
ARM: 5820/1: SA1100: h3100/h3600: split h3600.c
ARM: 5819/1: SA1100: h3100/h3600: merge h3600.h and h3600_gpio.h into h3xxx.h
ARM: 5818/1: SA1100: h3100/h3600: drop old GPIO definitions
ARM: 5817/1: SA1100: h3100/h3600: configure all unused gpios as inputs
ARM: 5816/1: SA1100: h3600: remove IRQ_GPIO_* definitions
ARM: 5815/1: SA1100: h3100/h3600: remove now unused assign_h3600_egpio handlers
ARM: 5814/1: SA1100: h3100/h3600: convert all users of assign_h3600_egpio to gpiolib
ARM: 5813/1: SA1100: h3100/h3600: add htc-egpio driver
ARM: 5812/1: SA1100: h3100/h3600: separate machine-specific LCD helpers
ARM: 5811/2: pcmcia: convert sa1100_h3600 driver to gpiolib
ARM: 5799/1: SA1100: h3600: stop setting direction for LCD pins
ARM: 5798/1: SA1100: h3600: remove unused cruft from h3600.h
...
Diffstat (limited to 'include/linux/mfd')
-rw-r--r-- | include/linux/mfd/da903x.h | 4 | ||||
-rw-r--r-- | include/linux/mfd/mcp.h | 69 | ||||
-rw-r--r-- | include/linux/mfd/ucb1x00.h | 258 |
3 files changed, 331 insertions, 0 deletions
diff --git a/include/linux/mfd/da903x.h b/include/linux/mfd/da903x.h index c63b65c94429..0aa3a1a49ee3 100644 --- a/include/linux/mfd/da903x.h +++ b/include/linux/mfd/da903x.h | |||
@@ -96,6 +96,10 @@ struct da9034_touch_pdata { | |||
96 | int y_inverted; | 96 | int y_inverted; |
97 | }; | 97 | }; |
98 | 98 | ||
99 | struct da9034_backlight_pdata { | ||
100 | int output_current; /* output current of WLED, from 0-31 (in mA) */ | ||
101 | }; | ||
102 | |||
99 | /* DA9030 battery charger data */ | 103 | /* DA9030 battery charger data */ |
100 | struct power_supply_info; | 104 | struct power_supply_info; |
101 | 105 | ||
diff --git a/include/linux/mfd/mcp.h b/include/linux/mfd/mcp.h new file mode 100644 index 000000000000..ee496708e38b --- /dev/null +++ b/include/linux/mfd/mcp.h | |||
@@ -0,0 +1,69 @@ | |||
1 | /* | ||
2 | * linux/drivers/mfd/mcp.h | ||
3 | * | ||
4 | * Copyright (C) 2001 Russell King, All Rights Reserved. | ||
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 as published by | ||
8 | * the Free Software Foundation; either version 2 of the License. | ||
9 | */ | ||
10 | #ifndef MCP_H | ||
11 | #define MCP_H | ||
12 | |||
13 | #include <mach/dma.h> | ||
14 | |||
15 | struct mcp_ops; | ||
16 | |||
17 | struct mcp { | ||
18 | struct module *owner; | ||
19 | struct mcp_ops *ops; | ||
20 | spinlock_t lock; | ||
21 | int use_count; | ||
22 | unsigned int sclk_rate; | ||
23 | unsigned int rw_timeout; | ||
24 | dma_device_t dma_audio_rd; | ||
25 | dma_device_t dma_audio_wr; | ||
26 | dma_device_t dma_telco_rd; | ||
27 | dma_device_t dma_telco_wr; | ||
28 | struct device attached_device; | ||
29 | int gpio_base; | ||
30 | }; | ||
31 | |||
32 | struct mcp_ops { | ||
33 | void (*set_telecom_divisor)(struct mcp *, unsigned int); | ||
34 | void (*set_audio_divisor)(struct mcp *, unsigned int); | ||
35 | void (*reg_write)(struct mcp *, unsigned int, unsigned int); | ||
36 | unsigned int (*reg_read)(struct mcp *, unsigned int); | ||
37 | void (*enable)(struct mcp *); | ||
38 | void (*disable)(struct mcp *); | ||
39 | }; | ||
40 | |||
41 | void mcp_set_telecom_divisor(struct mcp *, unsigned int); | ||
42 | void mcp_set_audio_divisor(struct mcp *, unsigned int); | ||
43 | void mcp_reg_write(struct mcp *, unsigned int, unsigned int); | ||
44 | unsigned int mcp_reg_read(struct mcp *, unsigned int); | ||
45 | void mcp_enable(struct mcp *); | ||
46 | void mcp_disable(struct mcp *); | ||
47 | #define mcp_get_sclk_rate(mcp) ((mcp)->sclk_rate) | ||
48 | |||
49 | struct mcp *mcp_host_alloc(struct device *, size_t); | ||
50 | int mcp_host_register(struct mcp *); | ||
51 | void mcp_host_unregister(struct mcp *); | ||
52 | |||
53 | struct mcp_driver { | ||
54 | struct device_driver drv; | ||
55 | int (*probe)(struct mcp *); | ||
56 | void (*remove)(struct mcp *); | ||
57 | int (*suspend)(struct mcp *, pm_message_t); | ||
58 | int (*resume)(struct mcp *); | ||
59 | }; | ||
60 | |||
61 | int mcp_driver_register(struct mcp_driver *); | ||
62 | void mcp_driver_unregister(struct mcp_driver *); | ||
63 | |||
64 | #define mcp_get_drvdata(mcp) dev_get_drvdata(&(mcp)->attached_device) | ||
65 | #define mcp_set_drvdata(mcp,d) dev_set_drvdata(&(mcp)->attached_device, d) | ||
66 | |||
67 | #define mcp_priv(mcp) ((void *)((mcp)+1)) | ||
68 | |||
69 | #endif | ||
diff --git a/include/linux/mfd/ucb1x00.h b/include/linux/mfd/ucb1x00.h new file mode 100644 index 000000000000..aa9c3789bed4 --- /dev/null +++ b/include/linux/mfd/ucb1x00.h | |||
@@ -0,0 +1,258 @@ | |||
1 | /* | ||
2 | * linux/include/mfd/ucb1x00.h | ||
3 | * | ||
4 | * Copyright (C) 2001 Russell King, All Rights Reserved. | ||
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 as published by | ||
8 | * the Free Software Foundation; either version 2 of the License. | ||
9 | */ | ||
10 | #ifndef UCB1200_H | ||
11 | #define UCB1200_H | ||
12 | |||
13 | #include <linux/mfd/mcp.h> | ||
14 | #include <linux/gpio.h> | ||
15 | |||
16 | #define UCB_IO_DATA 0x00 | ||
17 | #define UCB_IO_DIR 0x01 | ||
18 | |||
19 | #define UCB_IO_0 (1 << 0) | ||
20 | #define UCB_IO_1 (1 << 1) | ||
21 | #define UCB_IO_2 (1 << 2) | ||
22 | #define UCB_IO_3 (1 << 3) | ||
23 | #define UCB_IO_4 (1 << 4) | ||
24 | #define UCB_IO_5 (1 << 5) | ||
25 | #define UCB_IO_6 (1 << 6) | ||
26 | #define UCB_IO_7 (1 << 7) | ||
27 | #define UCB_IO_8 (1 << 8) | ||
28 | #define UCB_IO_9 (1 << 9) | ||
29 | |||
30 | #define UCB_IE_RIS 0x02 | ||
31 | #define UCB_IE_FAL 0x03 | ||
32 | #define UCB_IE_STATUS 0x04 | ||
33 | #define UCB_IE_CLEAR 0x04 | ||
34 | #define UCB_IE_ADC (1 << 11) | ||
35 | #define UCB_IE_TSPX (1 << 12) | ||
36 | #define UCB_IE_TSMX (1 << 13) | ||
37 | #define UCB_IE_TCLIP (1 << 14) | ||
38 | #define UCB_IE_ACLIP (1 << 15) | ||
39 | |||
40 | #define UCB_IRQ_TSPX 12 | ||
41 | |||
42 | #define UCB_TC_A 0x05 | ||
43 | #define UCB_TC_A_LOOP (1 << 7) /* UCB1200 */ | ||
44 | #define UCB_TC_A_AMPL (1 << 7) /* UCB1300 */ | ||
45 | |||
46 | #define UCB_TC_B 0x06 | ||
47 | #define UCB_TC_B_VOICE_ENA (1 << 3) | ||
48 | #define UCB_TC_B_CLIP (1 << 4) | ||
49 | #define UCB_TC_B_ATT (1 << 6) | ||
50 | #define UCB_TC_B_SIDE_ENA (1 << 11) | ||
51 | #define UCB_TC_B_MUTE (1 << 13) | ||
52 | #define UCB_TC_B_IN_ENA (1 << 14) | ||
53 | #define UCB_TC_B_OUT_ENA (1 << 15) | ||
54 | |||
55 | #define UCB_AC_A 0x07 | ||
56 | #define UCB_AC_B 0x08 | ||
57 | #define UCB_AC_B_LOOP (1 << 8) | ||
58 | #define UCB_AC_B_MUTE (1 << 13) | ||
59 | #define UCB_AC_B_IN_ENA (1 << 14) | ||
60 | #define UCB_AC_B_OUT_ENA (1 << 15) | ||
61 | |||
62 | #define UCB_TS_CR 0x09 | ||
63 | #define UCB_TS_CR_TSMX_POW (1 << 0) | ||
64 | #define UCB_TS_CR_TSPX_POW (1 << 1) | ||
65 | #define UCB_TS_CR_TSMY_POW (1 << 2) | ||
66 | #define UCB_TS_CR_TSPY_POW (1 << 3) | ||
67 | #define UCB_TS_CR_TSMX_GND (1 << 4) | ||
68 | #define UCB_TS_CR_TSPX_GND (1 << 5) | ||
69 | #define UCB_TS_CR_TSMY_GND (1 << 6) | ||
70 | #define UCB_TS_CR_TSPY_GND (1 << 7) | ||
71 | #define UCB_TS_CR_MODE_INT (0 << 8) | ||
72 | #define UCB_TS_CR_MODE_PRES (1 << 8) | ||
73 | #define UCB_TS_CR_MODE_POS (2 << 8) | ||
74 | #define UCB_TS_CR_BIAS_ENA (1 << 11) | ||
75 | #define UCB_TS_CR_TSPX_LOW (1 << 12) | ||
76 | #define UCB_TS_CR_TSMX_LOW (1 << 13) | ||
77 | |||
78 | #define UCB_ADC_CR 0x0a | ||
79 | #define UCB_ADC_SYNC_ENA (1 << 0) | ||
80 | #define UCB_ADC_VREFBYP_CON (1 << 1) | ||
81 | #define UCB_ADC_INP_TSPX (0 << 2) | ||
82 | #define UCB_ADC_INP_TSMX (1 << 2) | ||
83 | #define UCB_ADC_INP_TSPY (2 << 2) | ||
84 | #define UCB_ADC_INP_TSMY (3 << 2) | ||
85 | #define UCB_ADC_INP_AD0 (4 << 2) | ||
86 | #define UCB_ADC_INP_AD1 (5 << 2) | ||
87 | #define UCB_ADC_INP_AD2 (6 << 2) | ||
88 | #define UCB_ADC_INP_AD3 (7 << 2) | ||
89 | #define UCB_ADC_EXT_REF (1 << 5) | ||
90 | #define UCB_ADC_START (1 << 7) | ||
91 | #define UCB_ADC_ENA (1 << 15) | ||
92 | |||
93 | #define UCB_ADC_DATA 0x0b | ||
94 | #define UCB_ADC_DAT_VAL (1 << 15) | ||
95 | #define UCB_ADC_DAT(x) (((x) & 0x7fe0) >> 5) | ||
96 | |||
97 | #define UCB_ID 0x0c | ||
98 | #define UCB_ID_1200 0x1004 | ||
99 | #define UCB_ID_1300 0x1005 | ||
100 | #define UCB_ID_TC35143 0x9712 | ||
101 | |||
102 | #define UCB_MODE 0x0d | ||
103 | #define UCB_MODE_DYN_VFLAG_ENA (1 << 12) | ||
104 | #define UCB_MODE_AUD_OFF_CAN (1 << 13) | ||
105 | |||
106 | |||
107 | struct ucb1x00_irq { | ||
108 | void *devid; | ||
109 | void (*fn)(int, void *); | ||
110 | }; | ||
111 | |||
112 | struct ucb1x00 { | ||
113 | spinlock_t lock; | ||
114 | struct mcp *mcp; | ||
115 | unsigned int irq; | ||
116 | struct semaphore adc_sem; | ||
117 | spinlock_t io_lock; | ||
118 | u16 id; | ||
119 | u16 io_dir; | ||
120 | u16 io_out; | ||
121 | u16 adc_cr; | ||
122 | u16 irq_fal_enbl; | ||
123 | u16 irq_ris_enbl; | ||
124 | struct ucb1x00_irq irq_handler[16]; | ||
125 | struct device dev; | ||
126 | struct list_head node; | ||
127 | struct list_head devs; | ||
128 | struct gpio_chip gpio; | ||
129 | }; | ||
130 | |||
131 | struct ucb1x00_driver; | ||
132 | |||
133 | struct ucb1x00_dev { | ||
134 | struct list_head dev_node; | ||
135 | struct list_head drv_node; | ||
136 | struct ucb1x00 *ucb; | ||
137 | struct ucb1x00_driver *drv; | ||
138 | void *priv; | ||
139 | }; | ||
140 | |||
141 | struct ucb1x00_driver { | ||
142 | struct list_head node; | ||
143 | struct list_head devs; | ||
144 | int (*add)(struct ucb1x00_dev *dev); | ||
145 | void (*remove)(struct ucb1x00_dev *dev); | ||
146 | int (*suspend)(struct ucb1x00_dev *dev, pm_message_t state); | ||
147 | int (*resume)(struct ucb1x00_dev *dev); | ||
148 | }; | ||
149 | |||
150 | #define classdev_to_ucb1x00(cd) container_of(cd, struct ucb1x00, dev) | ||
151 | |||
152 | int ucb1x00_register_driver(struct ucb1x00_driver *); | ||
153 | void ucb1x00_unregister_driver(struct ucb1x00_driver *); | ||
154 | |||
155 | /** | ||
156 | * ucb1x00_clkrate - return the UCB1x00 SIB clock rate | ||
157 | * @ucb: UCB1x00 structure describing chip | ||
158 | * | ||
159 | * Return the SIB clock rate in Hz. | ||
160 | */ | ||
161 | static inline unsigned int ucb1x00_clkrate(struct ucb1x00 *ucb) | ||
162 | { | ||
163 | return mcp_get_sclk_rate(ucb->mcp); | ||
164 | } | ||
165 | |||
166 | /** | ||
167 | * ucb1x00_enable - enable the UCB1x00 SIB clock | ||
168 | * @ucb: UCB1x00 structure describing chip | ||
169 | * | ||
170 | * Enable the SIB clock. This can be called multiple times. | ||
171 | */ | ||
172 | static inline void ucb1x00_enable(struct ucb1x00 *ucb) | ||
173 | { | ||
174 | mcp_enable(ucb->mcp); | ||
175 | } | ||
176 | |||
177 | /** | ||
178 | * ucb1x00_disable - disable the UCB1x00 SIB clock | ||
179 | * @ucb: UCB1x00 structure describing chip | ||
180 | * | ||
181 | * Disable the SIB clock. The SIB clock will only be disabled | ||
182 | * when the number of ucb1x00_enable calls match the number of | ||
183 | * ucb1x00_disable calls. | ||
184 | */ | ||
185 | static inline void ucb1x00_disable(struct ucb1x00 *ucb) | ||
186 | { | ||
187 | mcp_disable(ucb->mcp); | ||
188 | } | ||
189 | |||
190 | /** | ||
191 | * ucb1x00_reg_write - write a UCB1x00 register | ||
192 | * @ucb: UCB1x00 structure describing chip | ||
193 | * @reg: UCB1x00 4-bit register index to write | ||
194 | * @val: UCB1x00 16-bit value to write | ||
195 | * | ||
196 | * Write the UCB1x00 register @reg with value @val. The SIB | ||
197 | * clock must be running for this function to return. | ||
198 | */ | ||
199 | static inline void ucb1x00_reg_write(struct ucb1x00 *ucb, unsigned int reg, unsigned int val) | ||
200 | { | ||
201 | mcp_reg_write(ucb->mcp, reg, val); | ||
202 | } | ||
203 | |||
204 | /** | ||
205 | * ucb1x00_reg_read - read a UCB1x00 register | ||
206 | * @ucb: UCB1x00 structure describing chip | ||
207 | * @reg: UCB1x00 4-bit register index to write | ||
208 | * | ||
209 | * Read the UCB1x00 register @reg and return its value. The SIB | ||
210 | * clock must be running for this function to return. | ||
211 | */ | ||
212 | static inline unsigned int ucb1x00_reg_read(struct ucb1x00 *ucb, unsigned int reg) | ||
213 | { | ||
214 | return mcp_reg_read(ucb->mcp, reg); | ||
215 | } | ||
216 | /** | ||
217 | * ucb1x00_set_audio_divisor - | ||
218 | * @ucb: UCB1x00 structure describing chip | ||
219 | * @div: SIB clock divisor | ||
220 | */ | ||
221 | static inline void ucb1x00_set_audio_divisor(struct ucb1x00 *ucb, unsigned int div) | ||
222 | { | ||
223 | mcp_set_audio_divisor(ucb->mcp, div); | ||
224 | } | ||
225 | |||
226 | /** | ||
227 | * ucb1x00_set_telecom_divisor - | ||
228 | * @ucb: UCB1x00 structure describing chip | ||
229 | * @div: SIB clock divisor | ||
230 | */ | ||
231 | static inline void ucb1x00_set_telecom_divisor(struct ucb1x00 *ucb, unsigned int div) | ||
232 | { | ||
233 | mcp_set_telecom_divisor(ucb->mcp, div); | ||
234 | } | ||
235 | |||
236 | void ucb1x00_io_set_dir(struct ucb1x00 *ucb, unsigned int, unsigned int); | ||
237 | void ucb1x00_io_write(struct ucb1x00 *ucb, unsigned int, unsigned int); | ||
238 | unsigned int ucb1x00_io_read(struct ucb1x00 *ucb); | ||
239 | |||
240 | #define UCB_NOSYNC (0) | ||
241 | #define UCB_SYNC (1) | ||
242 | |||
243 | unsigned int ucb1x00_adc_read(struct ucb1x00 *ucb, int adc_channel, int sync); | ||
244 | void ucb1x00_adc_enable(struct ucb1x00 *ucb); | ||
245 | void ucb1x00_adc_disable(struct ucb1x00 *ucb); | ||
246 | |||
247 | /* | ||
248 | * Which edges of the IRQ do you want to control today? | ||
249 | */ | ||
250 | #define UCB_RISING (1 << 0) | ||
251 | #define UCB_FALLING (1 << 1) | ||
252 | |||
253 | int ucb1x00_hook_irq(struct ucb1x00 *ucb, unsigned int idx, void (*fn)(int, void *), void *devid); | ||
254 | void ucb1x00_enable_irq(struct ucb1x00 *ucb, unsigned int idx, int edges); | ||
255 | void ucb1x00_disable_irq(struct ucb1x00 *ucb, unsigned int idx, int edges); | ||
256 | int ucb1x00_free_irq(struct ucb1x00 *ucb, unsigned int idx, void *devid); | ||
257 | |||
258 | #endif | ||