1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __MB862XX_H__
3#define __MB862XX_H__
4
5struct mb862xx_l1_cfg {
6 unsigned short sx;
7 unsigned short sy;
8 unsigned short sw;
9 unsigned short sh;
10 unsigned short dx;
11 unsigned short dy;
12 unsigned short dw;
13 unsigned short dh;
14 int mirror;
15};
16
17#define MB862XX_BASE 'M'
18#define MB862XX_L1_GET_CFG _IOR(MB862XX_BASE, 0, struct mb862xx_l1_cfg*)
19#define MB862XX_L1_SET_CFG _IOW(MB862XX_BASE, 1, struct mb862xx_l1_cfg*)
20#define MB862XX_L1_ENABLE _IOW(MB862XX_BASE, 2, int)
21#define MB862XX_L1_CAP_CTL _IOW(MB862XX_BASE, 3, int)
22
23#ifdef __KERNEL__
24
25#define PCI_VENDOR_ID_FUJITSU_LIMITED 0x10cf
26#define PCI_DEVICE_ID_FUJITSU_CORALP 0x2019
27#define PCI_DEVICE_ID_FUJITSU_CORALPA 0x201e
28#define PCI_DEVICE_ID_FUJITSU_CARMINE 0x202b
29
30#define GC_MMR_CORALP_EVB_VAL 0x11d7fa13
31
32enum gdctype {
33 BT_NONE,
34 BT_LIME,
35 BT_MINT,
36 BT_CORAL,
37 BT_CORALP,
38 BT_CARMINE,
39};
40
41struct mb862xx_gc_mode {
42 struct fb_videomode def_mode; /* mode of connected display */
43 unsigned int def_bpp; /* default depth */
44 unsigned long max_vram; /* connected SDRAM size */
45 unsigned long ccf; /* gdc clk */
46 unsigned long mmr; /* memory mode for SDRAM */
47};
48
49/* private data */
50struct mb862xxfb_par {
51 struct fb_info *info; /* fb info head */
52 struct device *dev;
53 struct pci_dev *pdev;
54 struct resource *res; /* framebuffer/mmio resource */
55
56 resource_size_t fb_base_phys; /* fb base, 36-bit PPC440EPx */
57 resource_size_t mmio_base_phys; /* io base addr */
58 void __iomem *fb_base; /* remapped framebuffer */
59 void __iomem *mmio_base; /* remapped registers */
60 size_t mapped_vram; /* length of remapped vram */
61 size_t mmio_len; /* length of register region */
62 unsigned long cap_buf; /* capture buffers offset */
63 size_t cap_len; /* length of capture buffers */
64
65 void __iomem *host; /* relocatable reg. bases */
66 void __iomem *i2c;
67 void __iomem *disp;
68 void __iomem *disp1;
69 void __iomem *cap;
70 void __iomem *cap1;
71 void __iomem *draw;
72 void __iomem *geo;
73 void __iomem *pio;
74 void __iomem *ctrl;
75 void __iomem *dram_ctrl;
76 void __iomem *wrback;
77
78 unsigned int irq;
79 unsigned int type; /* GDC type */
80 unsigned int refclk; /* disp. reference clock */
81 struct mb862xx_gc_mode *gc_mode; /* GDC mode init data */
82 int pre_init; /* don't init display if 1 */
83 struct i2c_adapter *adap; /* GDC I2C bus adapter */
84 int i2c_rs;
85
86 struct mb862xx_l1_cfg l1_cfg;
87 int l1_stride;
88
89 u32 pseudo_palette[16];
90};
91
92extern void mb862xxfb_init_accel(struct fb_info *info, struct fb_ops *fbops, int xres);
93#ifdef CONFIG_FB_MB862XX_I2C
94extern int mb862xx_i2c_init(struct mb862xxfb_par *par);
95extern void mb862xx_i2c_exit(struct mb862xxfb_par *par);
96#else
97static inline int mb862xx_i2c_init(struct mb862xxfb_par *par) { return 0; }
98static inline void mb862xx_i2c_exit(struct mb862xxfb_par *par) { }
99#endif
100
101#if defined(CONFIG_FB_MB862XX_LIME) && defined(CONFIG_FB_MB862XX_PCI_GDC)
102#error "Select Lime GDC or CoralP/Carmine support, but not both together"
103#endif
104#if defined(CONFIG_FB_MB862XX_LIME)
105#define gdc_read __raw_readl
106#define gdc_write __raw_writel
107#else
108#define gdc_read readl
109#define gdc_write writel
110#endif
111
112#define inreg(type, off) \
113 gdc_read((par->type + (off)))
114
115#define outreg(type, off, val) \
116 gdc_write((val), (par->type + (off)))
117
118#define pack(a, b) (((a) << 16) | (b))
119
120#endif /* __KERNEL__ */
121
122#endif
123

source code of linux/drivers/video/fbdev/mb862xx/mb862xxfb.h