dev-i2c1.c 1.3 KB

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  1. /* linux/arch/arm/plat-s3c/dev-i2c1.c
  2. *
  3. * Copyright 2008-2009 Simtec Electronics
  4. * Ben Dooks <ben@simtec.co.uk>
  5. * http://armlinux.simtec.co.uk/
  6. *
  7. * S3C series device definition for i2c device 1
  8. *
  9. * This program is free software; you can redistribute it and/or modify
  10. * it under the terms of the GNU General Public License version 2 as
  11. * published by the Free Software Foundation.
  12. */
  13. #include <linux/gfp.h>
  14. #include <linux/kernel.h>
  15. #include <linux/string.h>
  16. #include <linux/platform_device.h>
  17. #include <mach/irqs.h>
  18. #include <mach/map.h>
  19. #include <plat/regs-iic.h>
  20. #include <plat/iic.h>
  21. #include <plat/devs.h>
  22. #include <plat/cpu.h>
  23. static struct resource s3c_i2c_resource[] = {
  24. [0] = {
  25. .start = S3C_PA_IIC1,
  26. .end = S3C_PA_IIC1 + SZ_4K - 1,
  27. .flags = IORESOURCE_MEM,
  28. },
  29. [1] = {
  30. .start = IRQ_IIC1,
  31. .end = IRQ_IIC1,
  32. .flags = IORESOURCE_IRQ,
  33. },
  34. };
  35. struct platform_device s3c_device_i2c1 = {
  36. .name = "s3c2410-i2c",
  37. .id = 1,
  38. .num_resources = ARRAY_SIZE(s3c_i2c_resource),
  39. .resource = s3c_i2c_resource,
  40. };
  41. void __init s3c_i2c1_set_platdata(struct s3c2410_platform_i2c *pd)
  42. {
  43. struct s3c2410_platform_i2c *npd;
  44. if (!pd) {
  45. pd = &default_i2c_data;
  46. pd->bus_num = 1;
  47. }
  48. npd = s3c_set_platdata(pd, sizeof(struct s3c2410_platform_i2c),
  49. &s3c_device_i2c1);
  50. if (!npd->cfg_gpio)
  51. npd->cfg_gpio = s3c_i2c1_cfg_gpio;
  52. }