[s3c24xx] Cleanup glamo platform_data.
[openwrt.git] / target / linux / s3c24xx / files-2.6.30 / drivers / mfd / glamo / glamo-core.h
1 #ifndef __GLAMO_CORE_H
2 #define __GLAMO_CORE_H
3
4 #include <asm/system.h>
5 #include <linux/mfd/glamo.h>
6
7 /* for the time being, we put the on-screen framebuffer into the lowest
8 * VRAM space. This should make the code easily compatible with the various
9 * 2MB/4MB/8MB variants of the Smedia chips */
10 #define GLAMO_OFFSET_VRAM 0x800000
11 #define GLAMO_OFFSET_FB (GLAMO_OFFSET_VRAM)
12
13 /* we only allocate the minimum possible size for the framebuffer to make
14 * sure we have sufficient memory for other functions of the chip */
15 //#define GLAMO_FB_SIZE (640*480*4) /* == 0x12c000 */
16 #define GLAMO_INTERNAL_RAM_SIZE 0x800000
17 #define GLAMO_MMC_BUFFER_SIZE (64 * 1024)
18 #define GLAMO_FB_SIZE (GLAMO_INTERNAL_RAM_SIZE - GLAMO_MMC_BUFFER_SIZE)
19
20 struct glamo_core {
21 int irq;
22 int irq_works; /* 0 means PCB does not support Glamo IRQ */
23 struct resource *mem;
24 struct resource *mem_core;
25 void __iomem *base;
26 struct platform_device *pdev;
27 struct glamo_platform_data *pdata;
28 u_int16_t type;
29 u_int16_t revision;
30 spinlock_t lock;
31 u32 engine_enabled_bitfield;
32 u32 engine_enabled_bitfield_suspend;
33 int suspending;
34 };
35
36 struct glamo_script {
37 u_int16_t reg;
38 u_int16_t val;
39 };
40
41 int glamo_run_script(struct glamo_core *glamo,
42 struct glamo_script *script, int len, int may_sleep);
43
44 int glamo_engine_enable(struct glamo_core *glamo, enum glamo_engine engine);
45 int glamo_engine_disable(struct glamo_core *glamo, enum glamo_engine engine);
46 void glamo_engine_reset(struct glamo_core *glamo, enum glamo_engine engine);
47 int glamo_engine_reclock(struct glamo_core *glamo,
48 enum glamo_engine engine, int ps);
49
50 void glamo_engine_clkreg_set(struct glamo_core *glamo,
51 enum glamo_engine engine,
52 u_int16_t mask, u_int16_t val);
53
54 u_int16_t glamo_engine_clkreg_get(struct glamo_core *glamo,
55 enum glamo_engine engine);
56 #endif /* __GLAMO_CORE_H */
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