mach-h1940.c 4.4 KB

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  1. /* linux/arch/arm/mach-s3c2410/mach-h1940.c
  2. *
  3. * Copyright (c) 2003-2005 Simtec Electronics
  4. * Ben Dooks <ben@simtec.co.uk>
  5. *
  6. * http://www.handhelds.org/projects/h1940.html
  7. *
  8. * This program is free software; you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License version 2 as
  10. * published by the Free Software Foundation.
  11. *
  12. * Modifications:
  13. * 16-May-2003 BJD Created initial version
  14. * 16-Aug-2003 BJD Fixed header files and copyright, added URL
  15. * 05-Sep-2003 BJD Moved to v2.6 kernel
  16. * 06-Jan-2003 BJD Updates for <arch/map.h>
  17. * 18-Jan-2003 BJD Added serial port configuration
  18. * 17-Feb-2003 BJD Copied to mach-ipaq.c
  19. * 21-Aug-2004 BJD Added struct s3c2410_board
  20. * 04-Sep-2004 BJD Changed uart init, renamed ipaq_ -> h1940_
  21. * 18-Oct-2004 BJD Updated new board structure name
  22. * 04-Nov-2004 BJD Change for new serial clock
  23. * 04-Jan-2005 BJD Updated uart init call
  24. * 10-Jan-2005 BJD Removed include of s3c2410.h
  25. * 14-Jan-2005 BJD Added clock init
  26. * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA
  27. * 20-Sep-2005 BJD Added static to non-exported items
  28. * 26-Oct-2005 BJD Changed name of fb init call
  29. */
  30. #include <linux/kernel.h>
  31. #include <linux/types.h>
  32. #include <linux/interrupt.h>
  33. #include <linux/list.h>
  34. #include <linux/timer.h>
  35. #include <linux/init.h>
  36. #include <asm/mach/arch.h>
  37. #include <asm/mach/map.h>
  38. #include <asm/mach/irq.h>
  39. #include <asm/hardware.h>
  40. #include <asm/hardware/iomd.h>
  41. #include <asm/io.h>
  42. #include <asm/irq.h>
  43. #include <asm/mach-types.h>
  44. //#include <asm/debug-ll.h>
  45. #include <asm/arch/regs-serial.h>
  46. #include <asm/arch/regs-lcd.h>
  47. #include <asm/arch/fb.h>
  48. #include <linux/serial_core.h>
  49. #include "clock.h"
  50. #include "devs.h"
  51. #include "cpu.h"
  52. static struct map_desc h1940_iodesc[] __initdata = {
  53. /* nothing here yet */
  54. };
  55. #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
  56. #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  57. #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  58. static struct s3c2410_uartcfg h1940_uartcfgs[] = {
  59. [0] = {
  60. .hwport = 0,
  61. .flags = 0,
  62. .ucon = 0x3c5,
  63. .ulcon = 0x03,
  64. .ufcon = 0x51,
  65. },
  66. [1] = {
  67. .hwport = 1,
  68. .flags = 0,
  69. .ucon = 0x245,
  70. .ulcon = 0x03,
  71. .ufcon = 0x00,
  72. },
  73. /* IR port */
  74. [2] = {
  75. .hwport = 2,
  76. .flags = 0,
  77. .uart_flags = UPF_CONS_FLOW,
  78. .ucon = 0x3c5,
  79. .ulcon = 0x43,
  80. .ufcon = 0x51,
  81. }
  82. };
  83. /**
  84. * Set lcd on or off
  85. **/
  86. static struct s3c2410fb_mach_info h1940_lcdcfg __initdata = {
  87. .fixed_syncs= 1,
  88. .regs={
  89. .lcdcon1= S3C2410_LCDCON1_TFT16BPP | \
  90. S3C2410_LCDCON1_TFT | \
  91. S3C2410_LCDCON1_CLKVAL(0x0C),
  92. .lcdcon2= S3C2410_LCDCON2_VBPD(7) | \
  93. S3C2410_LCDCON2_LINEVAL(319) | \
  94. S3C2410_LCDCON2_VFPD(6) | \
  95. S3C2410_LCDCON2_VSPW(0),
  96. .lcdcon3= S3C2410_LCDCON3_HBPD(19) | \
  97. S3C2410_LCDCON3_HOZVAL(239) | \
  98. S3C2410_LCDCON3_HFPD(7),
  99. .lcdcon4= S3C2410_LCDCON4_MVAL(0) | \
  100. S3C2410_LCDCON4_HSPW(3),
  101. .lcdcon5= S3C2410_LCDCON5_FRM565 | \
  102. S3C2410_LCDCON5_INVVLINE | \
  103. S3C2410_LCDCON5_HWSWP,
  104. },
  105. .lpcsel= 0x02,
  106. .gpccon= 0xaa940659,
  107. .gpccon_mask= 0xffffffff,
  108. .gpcup= 0x0000ffff,
  109. .gpcup_mask= 0xffffffff,
  110. .gpdcon= 0xaa84aaa0,
  111. .gpdcon_mask= 0xffffffff,
  112. .gpdup= 0x0000faff,
  113. .gpdup_mask= 0xffffffff,
  114. .width= 240,
  115. .height= 320,
  116. .xres= {240,240,240},
  117. .yres= {320,320,320},
  118. .bpp= {16,16,16},
  119. };
  120. static struct platform_device *h1940_devices[] __initdata = {
  121. &s3c_device_usb,
  122. &s3c_device_lcd,
  123. &s3c_device_wdt,
  124. &s3c_device_i2c,
  125. &s3c_device_iis,
  126. };
  127. static struct s3c24xx_board h1940_board __initdata = {
  128. .devices = h1940_devices,
  129. .devices_count = ARRAY_SIZE(h1940_devices)
  130. };
  131. static void __init h1940_map_io(void)
  132. {
  133. s3c24xx_init_io(h1940_iodesc, ARRAY_SIZE(h1940_iodesc));
  134. s3c24xx_init_clocks(0);
  135. s3c24xx_init_uarts(h1940_uartcfgs, ARRAY_SIZE(h1940_uartcfgs));
  136. s3c24xx_set_board(&h1940_board);
  137. }
  138. static void __init h1940_init_irq(void)
  139. {
  140. s3c24xx_init_irq();
  141. }
  142. static void __init h1940_init(void)
  143. {
  144. s3c24xx_fb_set_platdata(&h1940_lcdcfg);
  145. }
  146. MACHINE_START(H1940, "IPAQ-H1940")
  147. /* Maintainer: Ben Dooks <ben@fluff.org> */
  148. .phys_ram = S3C2410_SDRAM_PA,
  149. .phys_io = S3C2410_PA_UART,
  150. .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
  151. .boot_params = S3C2410_SDRAM_PA + 0x100,
  152. .map_io = h1940_map_io,
  153. .init_irq = h1940_init_irq,
  154. .init_machine = h1940_init,
  155. .timer = &s3c24xx_timer,
  156. MACHINE_END