drivers/video/fbdev/mb862xx/mb862xxfb.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __MB862XX_H__
   3 #define __MB862XX_H__
   4
   5 struct 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
  32 enum gdctype {
  33         BT_NONE,
  34         BT_LIME,
  35         BT_MINT,
  36         BT_CORAL,
  37         BT_CORALP,
  38         BT_CARMINE,
  39 };
  40
  41 struct 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 */
  50 struct 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
  92 extern void mb862xxfb_init_accel(struct fb_info *info, struct fb_ops *fbops, int xres);
  93 #ifdef CONFIG_FB_MB862XX_I2C
  94 extern int mb862xx_i2c_init(struct mb862xxfb_par *par);
  95 extern void mb862xx_i2c_exit(struct mb862xxfb_par *par);
  96 #else
  97 static inline int mb862xx_i2c_init(struct mb862xxfb_par *par) { return 0; }
  98 static 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