xref: /OK3568_Linux_fs/kernel/drivers/video/fbdev/mb862xx/mb862xxfb.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __MB862XX_H__
3*4882a593Smuzhiyun #define __MB862XX_H__
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun struct mb862xx_l1_cfg {
6*4882a593Smuzhiyun 	unsigned short sx;
7*4882a593Smuzhiyun 	unsigned short sy;
8*4882a593Smuzhiyun 	unsigned short sw;
9*4882a593Smuzhiyun 	unsigned short sh;
10*4882a593Smuzhiyun 	unsigned short dx;
11*4882a593Smuzhiyun 	unsigned short dy;
12*4882a593Smuzhiyun 	unsigned short dw;
13*4882a593Smuzhiyun 	unsigned short dh;
14*4882a593Smuzhiyun 	int mirror;
15*4882a593Smuzhiyun };
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #define MB862XX_BASE		'M'
18*4882a593Smuzhiyun #define MB862XX_L1_GET_CFG	_IOR(MB862XX_BASE, 0, struct mb862xx_l1_cfg*)
19*4882a593Smuzhiyun #define MB862XX_L1_SET_CFG	_IOW(MB862XX_BASE, 1, struct mb862xx_l1_cfg*)
20*4882a593Smuzhiyun #define MB862XX_L1_ENABLE	_IOW(MB862XX_BASE, 2, int)
21*4882a593Smuzhiyun #define MB862XX_L1_CAP_CTL	_IOW(MB862XX_BASE, 3, int)
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #ifdef __KERNEL__
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #define PCI_VENDOR_ID_FUJITSU_LIMITED	0x10cf
26*4882a593Smuzhiyun #define PCI_DEVICE_ID_FUJITSU_CORALP	0x2019
27*4882a593Smuzhiyun #define PCI_DEVICE_ID_FUJITSU_CORALPA	0x201e
28*4882a593Smuzhiyun #define PCI_DEVICE_ID_FUJITSU_CARMINE	0x202b
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #define GC_MMR_CORALP_EVB_VAL		0x11d7fa13
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun enum gdctype {
33*4882a593Smuzhiyun 	BT_NONE,
34*4882a593Smuzhiyun 	BT_LIME,
35*4882a593Smuzhiyun 	BT_MINT,
36*4882a593Smuzhiyun 	BT_CORAL,
37*4882a593Smuzhiyun 	BT_CORALP,
38*4882a593Smuzhiyun 	BT_CARMINE,
39*4882a593Smuzhiyun };
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun struct mb862xx_gc_mode {
42*4882a593Smuzhiyun 	struct fb_videomode	def_mode;	/* mode of connected display */
43*4882a593Smuzhiyun 	unsigned int		def_bpp;	/* default depth */
44*4882a593Smuzhiyun 	unsigned long		max_vram;	/* connected SDRAM size */
45*4882a593Smuzhiyun 	unsigned long		ccf;		/* gdc clk */
46*4882a593Smuzhiyun 	unsigned long		mmr;		/* memory mode for SDRAM */
47*4882a593Smuzhiyun };
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun /* private data */
50*4882a593Smuzhiyun struct mb862xxfb_par {
51*4882a593Smuzhiyun 	struct fb_info		*info;		/* fb info head */
52*4882a593Smuzhiyun 	struct device		*dev;
53*4882a593Smuzhiyun 	struct pci_dev		*pdev;
54*4882a593Smuzhiyun 	struct resource		*res;		/* framebuffer/mmio resource */
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun 	resource_size_t		fb_base_phys;	/* fb base, 36-bit PPC440EPx */
57*4882a593Smuzhiyun 	resource_size_t		mmio_base_phys;	/* io base addr */
58*4882a593Smuzhiyun 	void __iomem		*fb_base;	/* remapped framebuffer */
59*4882a593Smuzhiyun 	void __iomem		*mmio_base;	/* remapped registers */
60*4882a593Smuzhiyun 	size_t			mapped_vram;	/* length of remapped vram */
61*4882a593Smuzhiyun 	size_t			mmio_len;	/* length of register region */
62*4882a593Smuzhiyun 	unsigned long		cap_buf;	/* capture buffers offset */
63*4882a593Smuzhiyun 	size_t			cap_len;	/* length of capture buffers */
64*4882a593Smuzhiyun 
65*4882a593Smuzhiyun 	void __iomem		*host;		/* relocatable reg. bases */
66*4882a593Smuzhiyun 	void __iomem		*i2c;
67*4882a593Smuzhiyun 	void __iomem		*disp;
68*4882a593Smuzhiyun 	void __iomem		*disp1;
69*4882a593Smuzhiyun 	void __iomem		*cap;
70*4882a593Smuzhiyun 	void __iomem		*cap1;
71*4882a593Smuzhiyun 	void __iomem		*draw;
72*4882a593Smuzhiyun 	void __iomem		*geo;
73*4882a593Smuzhiyun 	void __iomem		*pio;
74*4882a593Smuzhiyun 	void __iomem		*ctrl;
75*4882a593Smuzhiyun 	void __iomem		*dram_ctrl;
76*4882a593Smuzhiyun 	void __iomem		*wrback;
77*4882a593Smuzhiyun 
78*4882a593Smuzhiyun 	unsigned int		irq;
79*4882a593Smuzhiyun 	unsigned int		type;		/* GDC type */
80*4882a593Smuzhiyun 	unsigned int		refclk;		/* disp. reference clock */
81*4882a593Smuzhiyun 	struct mb862xx_gc_mode	*gc_mode;	/* GDC mode init data */
82*4882a593Smuzhiyun 	int			pre_init;	/* don't init display if 1 */
83*4882a593Smuzhiyun 	struct i2c_adapter	*adap;		/* GDC I2C bus adapter */
84*4882a593Smuzhiyun 	int			i2c_rs;
85*4882a593Smuzhiyun 
86*4882a593Smuzhiyun 	struct mb862xx_l1_cfg	l1_cfg;
87*4882a593Smuzhiyun 	int			l1_stride;
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun 	u32			pseudo_palette[16];
90*4882a593Smuzhiyun };
91*4882a593Smuzhiyun 
92*4882a593Smuzhiyun extern void mb862xxfb_init_accel(struct fb_info *info, struct fb_ops *fbops, int xres);
93*4882a593Smuzhiyun #ifdef CONFIG_FB_MB862XX_I2C
94*4882a593Smuzhiyun extern int mb862xx_i2c_init(struct mb862xxfb_par *par);
95*4882a593Smuzhiyun extern void mb862xx_i2c_exit(struct mb862xxfb_par *par);
96*4882a593Smuzhiyun #else
mb862xx_i2c_init(struct mb862xxfb_par * par)97*4882a593Smuzhiyun static inline int mb862xx_i2c_init(struct mb862xxfb_par *par) { return 0; }
mb862xx_i2c_exit(struct mb862xxfb_par * par)98*4882a593Smuzhiyun static inline void mb862xx_i2c_exit(struct mb862xxfb_par *par) { }
99*4882a593Smuzhiyun #endif
100*4882a593Smuzhiyun 
101*4882a593Smuzhiyun #if defined(CONFIG_FB_MB862XX_LIME) && defined(CONFIG_FB_MB862XX_PCI_GDC)
102*4882a593Smuzhiyun #error	"Select Lime GDC or CoralP/Carmine support, but not both together"
103*4882a593Smuzhiyun #endif
104*4882a593Smuzhiyun #if defined(CONFIG_FB_MB862XX_LIME)
105*4882a593Smuzhiyun #define gdc_read	__raw_readl
106*4882a593Smuzhiyun #define gdc_write	__raw_writel
107*4882a593Smuzhiyun #else
108*4882a593Smuzhiyun #define gdc_read	readl
109*4882a593Smuzhiyun #define gdc_write	writel
110*4882a593Smuzhiyun #endif
111*4882a593Smuzhiyun 
112*4882a593Smuzhiyun #define inreg(type, off)	\
113*4882a593Smuzhiyun 	gdc_read((par->type + (off)))
114*4882a593Smuzhiyun 
115*4882a593Smuzhiyun #define outreg(type, off, val)	\
116*4882a593Smuzhiyun 	gdc_write((val), (par->type + (off)))
117*4882a593Smuzhiyun 
118*4882a593Smuzhiyun #define pack(a, b)	(((a) << 16) | (b))
119*4882a593Smuzhiyun 
120*4882a593Smuzhiyun #endif /* __KERNEL__ */
121*4882a593Smuzhiyun 
122*4882a593Smuzhiyun #endif
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