board/matrix_vision/mergerbox/sm107.c

   1 /*
   2  * Copyright (C) 2011 Matrix Vision GmbH
   3  * Andre Schwarz <andre.schwarz@matrix-vision.de>
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #include <common.h>
   9 #include <asm/io.h>
  10 #include <ns16550.h>
  11 #include <netdev.h>
  12 #include <sm501.h>
  13 #include <pci.h>
  14 #include "../common/mv_common.h"
  15
  16 #ifdef CONFIG_VIDEO
  17 static const SMI_REGS init_regs_800x480[] = {
  18         /* set endianess to little endian */
  19         {0x0005c, 0x00000000},
  20         /* PCI drive 12mA */
  21         {0x00004, 0x42401001},
  22         /* current clock */
  23         {0x0003c, 0x310a1818},
  24         /* clocks for pm0... */
  25         {0x00040, 0x0002184f},
  26         {0x00044, 0x2a1a0a01},
  27         /* GPIO */
  28         {0x10008, 0x00000000},
  29         {0x1000C, 0x00000000},
  30         /* panel control regs */
  31         {0x80000, 0x0f017106},
  32         {0x80004, 0x0},
  33         {0x80008, 0x0},
  34         {0x8000C, 0x00000000},
  35         {0x80010, 0x0c800c80},
  36         /* width 0x320 */
  37         {0x80014, 0x03200000},
  38         /* height 0x1e0 */
  39         {0x80018, 0x01E00000},
  40         {0x8001C, 0x0},
  41         {0x80020, 0x01df031f},
  42         {0x80024, 0x041f031f},
  43         {0x80028, 0x00800347},
  44         {0x8002C, 0x020c01df},
  45         {0x80030, 0x000201e9},
  46         {0x80200, 0x00000000},
  47         /* ZV[0:7] */
  48         {0x00008, 0x00ff0000},
  49         /* 24-Bit TFT */
  50         {0x0000c, 0x3f000000},
  51         {0, 0}
  52 };
  53
  54 /*
  55  * Returns SM107 register base address. First thing called in the driver.
  56  */
  57 unsigned int board_video_init(void)
  58 {
  59         pci_dev_t devbusfn;
  60         u32 addr;
  61
  62         devbusfn = pci_find_device(PCI_VENDOR_SM, PCI_DEVICE_SM501, 0);
  63         if (devbusfn != -1) {
  64                 pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_1,
  65                         (u32 *)&addr);
  66                 return addr & 0xfffffffe;
  67         }
  68
  69         return 0;
  70 }
  71
  72 /*
  73  * Called after initializing the SM501 and before clearing the screen.
  74  */
  75 void board_validate_screen(unsigned int base)
  76 {
  77 }
  78
  79 /*
  80  * Returns SM107 framebuffer address
  81  */
  82 unsigned int board_video_get_fb(void)
  83 {
  84         pci_dev_t devbusfn;
  85         u32 addr;
  86
  87         devbusfn = pci_find_device(PCI_VENDOR_SM, PCI_DEVICE_SM501, 0);
  88         if (devbusfn != -1) {
  89                 pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_0,
  90                         (u32 *)&addr);
  91                 addr &= 0xfffffffe;
  92 #ifdef CONFIG_VIDEO_SM501_FBMEM_OFFSET
  93                 addr += CONFIG_VIDEO_SM501_FBMEM_OFFSET;
  94 #endif
  95                 return addr;
  96         }
  97
  98         printf("board_video_get_fb(): FAILED\n");
  99
 100         return 0;
 101 }
 102
 103 /*
 104  * Return a pointer to the initialization sequence.
 105  */
 106 const SMI_REGS *board_get_regs(void)
 107 {
 108         return init_regs_800x480;
 109 }
 110
 111 int board_get_width(void)
 112 {
 113         return 800;
 114 }
 115
 116 int board_get_height(void)
 117 {
 118         return 480;
 119 }
 120 #endif