da8xx-dt.c 1.4 KB

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  1. /*
  2. * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
  3. *
  4. * Modified from mach-omap/omap2/board-generic.c
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License version 2 as
  8. * published by the Free Software Foundation.
  9. */
  10. #include <linux/io.h>
  11. #include <linux/of_irq.h>
  12. #include <linux/of_platform.h>
  13. #include <linux/irqdomain.h>
  14. #include <asm/mach/arch.h>
  15. #include <mach/common.h>
  16. #include <mach/cp_intc.h>
  17. #include <mach/da8xx.h>
  18. #define DA8XX_NUM_UARTS 3
  19. void __init da8xx_uart_clk_enable(void)
  20. {
  21. int i;
  22. for (i = 0; i < DA8XX_NUM_UARTS; i++)
  23. davinci_serial_setup_clk(i, NULL);
  24. }
  25. static struct of_device_id da8xx_irq_match[] __initdata = {
  26. { .compatible = "ti,cp-intc", .data = cp_intc_of_init, },
  27. { }
  28. };
  29. static void __init da8xx_init_irq(void)
  30. {
  31. of_irq_init(da8xx_irq_match);
  32. }
  33. #ifdef CONFIG_ARCH_DAVINCI_DA850
  34. static void __init da850_init_machine(void)
  35. {
  36. of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
  37. da8xx_uart_clk_enable();
  38. }
  39. static const char *da850_boards_compat[] __initdata = {
  40. "enbw,cmc",
  41. "ti,da850-evm",
  42. "ti,da850",
  43. NULL,
  44. };
  45. DT_MACHINE_START(DA850_DT, "Generic DA850/OMAP-L138/AM18x")
  46. .map_io = da850_init,
  47. .init_irq = da8xx_init_irq,
  48. .timer = &davinci_timer,
  49. .init_machine = da850_init_machine,
  50. .dt_compat = da850_boards_compat,
  51. .init_late = davinci_init_late,
  52. .restart = da8xx_restart,
  53. MACHINE_END
  54. #endif