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gerrit-public.fairphone.software / kernel / msm-4.19 / f61be273d3699d174bc1438e6804f9f9e52bb932 / . / include / linux / sm501.h
blob: 6ea39007c8a3ef0a96bb923152f67ad6e83ceee1 [file] [log] [blame]
Ben Dooksb6d64542007-02-20 13:58:01 -0800[diff] [blame]1/* include/linux/sm501.h
2 *
3 * Copyright (c) 2006 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
5 * Vincent Sanders <vince@simtec.co.uk>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19*/
20
21extern int sm501_unit_power(struct device *dev,
22 unsigned int unit, unsigned int to);
23
24extern unsigned long sm501_set_clock(struct device *dev,
25 int clksrc, unsigned long freq);
26
Ville Syrjala3149be52008-03-04 14:28:50 -0800[diff] [blame]27extern unsigned long sm501_find_clock(struct device *dev,
28 int clksrc, unsigned long req_freq);
Ben Dooksb6d64542007-02-20 13:58:01 -0800[diff] [blame]29
30/* sm501_misc_control
31 *
32 * Modify the SM501's MISC_CONTROL register
33*/
34
35extern int sm501_misc_control(struct device *dev,
36 unsigned long set, unsigned long clear);
37
38/* sm501_modify_reg
39 *
40 * Modify a register in the SM501 which may be shared with other
41 * drivers.
42*/
43
44extern unsigned long sm501_modify_reg(struct device *dev,
45 unsigned long reg,
46 unsigned long set,
47 unsigned long clear);
48
Ben Dooksb6d64542007-02-20 13:58:01 -0800[diff] [blame]49
50/* Platform data definitions */
51
52#define SM501FB_FLAG_USE_INIT_MODE (1<<0)
53#define SM501FB_FLAG_DISABLE_AT_EXIT (1<<1)
54#define SM501FB_FLAG_USE_HWCURSOR (1<<2)
55#define SM501FB_FLAG_USE_HWACCEL (1<<3)
Ben Dookscdc83ae2008-05-23 13:04:53 -0700[diff] [blame]56#define SM501FB_FLAG_PANEL_NO_FPEN (1<<4)
57#define SM501FB_FLAG_PANEL_NO_VBIASEN (1<<5)
Ben Dooks206c5d62008-07-23 21:31:35 -0700[diff] [blame]58#define SM501FB_FLAG_PANEL_INV_FPEN (1<<6)
59#define SM501FB_FLAG_PANEL_INV_VBIASEN (1<<7)
Ben Dooksb6d64542007-02-20 13:58:01 -0800[diff] [blame]60
61struct sm501_platdata_fbsub {
62 struct fb_videomode *def_mode;
63 unsigned int def_bpp;
64 unsigned long max_mem;
65 unsigned int flags;
66};
67
68enum sm501_fb_routing {
69 SM501_FB_OWN = 0, /* CRT=>CRT, Panel=>Panel */
70 SM501_FB_CRT_PANEL = 1, /* Panel=>CRT, Panel=>Panel */
71};
72
73/* sm501_platdata_fb flag field bit definitions */
74
75#define SM501_FBPD_SWAP_FB_ENDIAN (1<<0) /* need to endian swap */
76
77/* sm501_platdata_fb
78 *
79 * configuration data for the framebuffer driver
80*/
81
82struct sm501_platdata_fb {
83 enum sm501_fb_routing fb_route;
84 unsigned int flags;
85 struct sm501_platdata_fbsub *fb_crt;
86 struct sm501_platdata_fbsub *fb_pnl;
87};
88
89/* gpio i2c */
90
91struct sm501_platdata_gpio_i2c {
92 unsigned int pin_sda;
93 unsigned int pin_scl;
94};
95
96/* sm501_initdata
97 *
98 * use for initialising values that may not have been setup
99 * before the driver is loaded.
100*/
101
102struct sm501_reg_init {
103 unsigned long set;
104 unsigned long mask;
105};
106
107#define SM501_USE_USB_HOST (1<<0)
108#define SM501_USE_USB_SLAVE (1<<1)
109#define SM501_USE_SSP0 (1<<2)
110#define SM501_USE_SSP1 (1<<3)
111#define SM501_USE_UART0 (1<<4)
112#define SM501_USE_UART1 (1<<5)
113#define SM501_USE_FBACCEL (1<<6)
114#define SM501_USE_AC97 (1<<7)
115#define SM501_USE_I2S (1<<8)
Ben Dooksf61be272008-07-25 01:45:59 -0700[diff] [blame^]116#define SM501_USE_GPIO (1<<9)
Ben Dooksb6d64542007-02-20 13:58:01 -0800[diff] [blame]117
118#define SM501_USE_ALL (0xffffffff)
119
120struct sm501_initdata {
121 struct sm501_reg_init gpio_low;
122 struct sm501_reg_init gpio_high;
123 struct sm501_reg_init misc_timing;
124 struct sm501_reg_init misc_control;
125
126 unsigned long devices;
127 unsigned long mclk; /* non-zero to modify */
128 unsigned long m1xclk; /* non-zero to modify */
129};
130
131/* sm501_init_gpio
132 *
133 * default gpio settings
134*/
135
136struct sm501_init_gpio {
137 struct sm501_reg_init gpio_data_low;
138 struct sm501_reg_init gpio_data_high;
139 struct sm501_reg_init gpio_ddr_low;
140 struct sm501_reg_init gpio_ddr_high;
141};
142
Ben Dooks472dba72008-07-25 01:45:58 -0700[diff] [blame]143#define SM501_FLAG_SUSPEND_OFF (1<<4)
144
Ben Dooksb6d64542007-02-20 13:58:01 -0800[diff] [blame]145/* sm501_platdata
146 *
147 * This is passed with the platform device to allow the board
148 * to control the behaviour of the SM501 driver(s) which attach
149 * to the device.
150 *
151*/
152
153struct sm501_platdata {
154 struct sm501_initdata *init;
155 struct sm501_init_gpio *init_gpiop;
156 struct sm501_platdata_fb *fb;
157
Ben Dooks472dba72008-07-25 01:45:58 -0700[diff] [blame]158 int flags;
Ben Dooksf61be272008-07-25 01:45:59 -0700[diff] [blame^]159 unsigned gpio_base;
Ben Dooks472dba72008-07-25 01:45:58 -0700[diff] [blame]160
161 int (*get_power)(struct device *dev);
162 int (*set_power)(struct device *dev, unsigned int on);
163
Ben Dooksb6d64542007-02-20 13:58:01 -0800[diff] [blame]164 struct sm501_platdata_gpio_i2c *gpio_i2c;
165 unsigned int gpio_i2c_nr;
166};