1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
|
/*
* arch/arm/include/asm/hardware/locomo.h
*
* This file contains the definitions for the LoCoMo G/A Chip
*
* (C) Copyright 2004 John Lenz
*
* May be copied or modified under the terms of the GNU General Public
* License. See linux/COPYING for more information.
*
* Based on sa1111.h
*/
#ifndef _ASM_ARCH_LOCOMO
#define _ASM_ARCH_LOCOMO
#define locomo_writel(val,addr) ({ *(volatile u16 *)(addr) = (val); })
#define locomo_readl(addr) (*(volatile u16 *)(addr))
/* LOCOMO version */
#define LOCOMO_VER 0x00
/* Pin status */
#define LOCOMO_ST 0x04
/* Pin status */
#define LOCOMO_C32K 0x08
/* Interrupt controller */
#define LOCOMO_ICR 0x0C
/* MCS decoder for boot selecting */
#define LOCOMO_MCSX0 0x10
#define LOCOMO_MCSX1 0x14
#define LOCOMO_MCSX2 0x18
#define LOCOMO_MCSX3 0x1c
/* Touch panel controller */
#define LOCOMO_ASD 0x20 /* AD start delay */
#define LOCOMO_HSD 0x28 /* HSYS delay */
#define LOCOMO_HSC 0x2c /* HSYS period */
#define LOCOMO_TADC 0x30 /* tablet ADC clock */
/* Long time timer */
#define LOCOMO_LTC 0xd8 /* LTC interrupt setting */
#define LOCOMO_LTINT 0xdc /* LTC interrupt */
/* DAC control signal for LCD (COMADJ ) */
#define LOCOMO_DAC 0xe0
/* DAC control */
#define LOCOMO_DAC_SCLOEB 0x08 /* SCL pin output data */
#define LOCOMO_DAC_TEST 0x04 /* Test bit */
#define LOCOMO_DAC_SDA 0x02 /* SDA pin level (read-only) */
#define LOCOMO_DAC_SDAOEB 0x01 /* SDA pin output data */
/* SPI interface */
#define LOCOMO_SPI 0x60
#define LOCOMO_SPIMD 0x00 /* SPI mode setting */
#define LOCOMO_SPICT 0x04 /* SPI mode control */
#define LOCOMO_SPIST 0x08 /* SPI status */
#define LOCOMO_SPI_TEND (1 << 3) /* Transfer end bit */
#define LOCOMO_SPI_REND (1 << 2) /* Receive end bit */
#define LOCOMO_SPI_RFW (1 << 1) /* write buffer bit */
#define LOCOMO_SPI_RFR (1) /* read buffer bit */
#define LOCOMO_SPIIS 0x10 /* SPI interrupt status */
#define LOCOMO_SPIWE 0x14 /* SPI interrupt status write enable */
#define LOCOMO_SPIIE 0x18 /* SPI interrupt enable */
#define LOCOMO_SPIIR 0x1c /* SPI interrupt request */
#define LOCOMO_SPITD 0x20 /* SPI transfer data write */
#define LOCOMO_SPIRD 0x24 /* SPI receive data read */
#define LOCOMO_SPITS 0x28 /* SPI transfer data shift */
#define LOCOMO_SPIRS 0x2C /* SPI receive data shift */
/* GPIO */
#define LOCOMO_GPD 0x90 /* GPIO direction */
#define LOCOMO_GPE 0x94 /* GPIO input enable */
#define LOCOMO_GPL 0x98 /* GPIO level */
#define LOCOMO_GPO 0x9c /* GPIO out data setting */
#define LOCOMO_GRIE 0xa0 /* GPIO rise detection */
#define LOCOMO_GFIE 0xa4 /* GPIO fall detection */
#define LOCOMO_GIS 0xa8 /* GPIO edge detection status */
#define LOCOMO_GWE 0xac /* GPIO status write enable */
#define LOCOMO_GIE 0xb0 /* GPIO interrupt enable */
#define LOCOMO_GIR 0xb4 /* GPIO interrupt request */
#define LOCOMO_GPIO(Nb) (0x01 << (Nb))
#define LOCOMO_GPIO_RTS LOCOMO_GPIO(0)
#define LOCOMO_GPIO_CTS LOCOMO_GPIO(1)
#define LOCOMO_GPIO_DSR LOCOMO_GPIO(2)
#define LOCOMO_GPIO_DTR LOCOMO_GPIO(3)
#define LOCOMO_GPIO_LCD_VSHA_ON LOCOMO_GPIO(4)
#define LOCOMO_GPIO_LCD_VSHD_ON LOCOMO_GPIO(5)
#define LOCOMO_GPIO_LCD_VEE_ON LOCOMO_GPIO(6)
#define LOCOMO_GPIO_LCD_MOD LOCOMO_GPIO(7)
#define LOCOMO_GPIO_DAC_ON LOCOMO_GPIO(8)
#define LOCOMO_GPIO_FL_VR LOCOMO_GPIO(9)
#define LOCOMO_GPIO_DAC_SDATA LOCOMO_GPIO(10)
#define LOCOMO_GPIO_DAC_SCK LOCOMO_GPIO(11)
#define LOCOMO_GPIO_DAC_SLOAD LOCOMO_GPIO(12)
#define LOCOMO_GPIO_CARD_DETECT LOCOMO_GPIO(13)
#define LOCOMO_GPIO_WRITE_PROT LOCOMO_GPIO(14)
#define LOCOMO_GPIO_CARD_POWER LOCOMO_GPIO(15)
/* Start the definitions of the devices. Each device has an initial
* base address and a series of offsets from that base address. */
/* Keyboard controller */
#define LOCOMO_KEYBOARD 0x40
#define LOCOMO_KIB 0x00 /* KIB level */
#define LOCOMO_KSC 0x04 /* KSTRB control */
#define LOCOMO_KCMD 0x08 /* KSTRB command */
#define LOCOMO_KIC 0x0c /* Key interrupt */
/* Front light adjustment controller */
#define LOCOMO_FRONTLIGHT 0xc8
#define LOCOMO_ALS 0x00 /* Adjust light cycle */
#define LOCOMO_ALD 0x04 /* Adjust light duty */
#define LOCOMO_ALC_EN 0x8000
/* Backlight controller: TFT signal */
#define LOCOMO_BACKLIGHT 0x38
#define LOCOMO_TC 0x00 /* TFT control signal */
#define LOCOMO_CPSD 0x04 /* CPS delay */
/* Audio controller */
#define LOCOMO_AUDIO 0x54
#define LOCOMO_ACC 0x00 /* Audio clock */
#define LOCOMO_PAIF 0xD0 /* PCM audio interface */
/* Audio clock */
#define LOCOMO_ACC_XON 0x80
#define LOCOMO_ACC_XEN 0x40
#define LOCOMO_ACC_XSEL0 0x00
#define LOCOMO_ACC_XSEL1 0x20
#define LOCOMO_ACC_MCLKEN 0x10
#define LOCOMO_ACC_64FSEN 0x08
#define LOCOMO_ACC_CLKSEL000 0x00 /* mclk 2 */
#define LOCOMO_ACC_CLKSEL001 0x01 /* mclk 3 */
#define LOCOMO_ACC_CLKSEL010 0x02 /* mclk 4 */
#define LOCOMO_ACC_CLKSEL011 0x03 /* mclk 6 */
#define LOCOMO_ACC_CLKSEL100 0x04 /* mclk 8 */
#define LOCOMO_ACC_CLKSEL101 0x05 /* mclk 12 */
/* PCM audio interface */
#define LOCOMO_PAIF_SCINV 0x20
#define LOCOMO_PAIF_SCEN 0x10
#define LOCOMO_PAIF_LRCRST 0x08
#define LOCOMO_PAIF_LRCEVE 0x04
#define LOCOMO_PAIF_LRCINV 0x02
#define LOCOMO_PAIF_LRCEN 0x01
/* LED controller */
#define LOCOMO_LED 0xe8
#define LOCOMO_LPT0 0x00
#define LOCOMO_LPT1 0x04
/* LED control */
#define LOCOMO_LPT_TOFH 0x80
#define LOCOMO_LPT_TOFL 0x08
#define LOCOMO_LPT_TOH(TOH) ((TOH & 0x7) << 4)
#define LOCOMO_LPT_TOL(TOL) ((TOL & 0x7))
extern struct bus_type locomo_bus_type;
#define LOCOMO_DEVID_KEYBOARD 0
#define LOCOMO_DEVID_FRONTLIGHT 1
#define LOCOMO_DEVID_BACKLIGHT 2
#define LOCOMO_DEVID_AUDIO 3
#define LOCOMO_DEVID_LED 4
#define LOCOMO_DEVID_UART 5
#define LOCOMO_DEVID_SPI 6
struct locomo_dev {
struct device dev;
unsigned int devid;
unsigned int irq[1];
void *mapbase;
unsigned long length;
u64 dma_mask;
};
#define LOCOMO_DEV(_d) container_of((_d), struct locomo_dev, dev)
#define locomo_get_drvdata(d) dev_get_drvdata(&(d)->dev)
#define locomo_set_drvdata(d,p) dev_set_drvdata(&(d)->dev, p)
struct locomo_driver {
struct device_driver drv;
unsigned int devid;
int (*probe)(struct locomo_dev *);
int (*remove)(struct locomo_dev *);
};
#define LOCOMO_DRV(_d) container_of((_d), struct locomo_driver, drv)
#define LOCOMO_DRIVER_NAME(_ldev) ((_ldev)->dev.driver->name)
void locomo_lcd_power(struct locomo_dev *, int, unsigned int);
int locomo_driver_register(struct locomo_driver *);
void locomo_driver_unregister(struct locomo_driver *);
/* GPIO control functions */
void locomo_gpio_set_dir(struct device *dev, unsigned int bits, unsigned int dir);
int locomo_gpio_read_level(struct device *dev, unsigned int bits);
int locomo_gpio_read_output(struct device *dev, unsigned int bits);
void locomo_gpio_write(struct device *dev, unsigned int bits, unsigned int set);
/* M62332 control function */
void locomo_m62332_senddata(struct locomo_dev *ldev, unsigned int dac_data, int channel);
/* Frontlight control */
void locomo_frontlight_set(struct locomo_dev *dev, int duty, int vr, int bpwf);
struct locomo_platform_data {
int irq_base; /* IRQ base for cascaded on-chip IRQs */
};
#endif
|
