/arch/powerpc/platforms/512x/mpc5121_ads.c

http://github.com/mirrors/linux · C · 72 lines · 45 code · 12 blank · 15 comment · 1 complexity · 9b03d03f366648cece7da1ec6293e899 MD5 · raw file 

    

  1. // SPDX-License-Identifier: GPL-2.0-or-later
    2. 

  2. /*
    3. 

  3.  * Copyright (C) 2007, 2008 Freescale Semiconductor, Inc. All rights reserved.
    4. 

  4.  *
    5. 

  5.  * Author: John Rigby, <jrigby@freescale.com>, Thur Mar 29 2007
    6. 

  6.  *
    7. 

  7.  * Description:
    8. 

  8.  * MPC5121 ADS board setup
    9. 

  9.  */
    10. 

  10. 

  11. #include <linux/kernel.h>
    12. 

  12. #include <linux/io.h>
    13. 

  13. #include <linux/of_platform.h>
    14. 

  14. 

  15. #include <asm/machdep.h>
    16. 

  16. #include <asm/ipic.h>
    17. 

  17. #include <asm/prom.h>
    18. 

  18. #include <asm/time.h>
    19. 

  19. 

  20. #include <sysdev/fsl_pci.h>
    21. 

  21. 

  22. #include "mpc512x.h"
    23. 

  23. #include "mpc5121_ads.h"
    24. 

  24. 

  25. static void __init mpc5121_ads_setup_arch(void)
    26. 

  26. {
    27. 

  27. #ifdef CONFIG_PCI
    28. 

  28. 	struct device_node *np;
    29. 

  29. #endif
    30. 

  30. 	printk(KERN_INFO "MPC5121 ADS board from Freescale Semiconductor\n");
    31. 

  31. 	/*
    32. 

  32. 	 * cpld regs are needed early
    33. 

  33. 	 */
    34. 

  34. 	mpc5121_ads_cpld_map();
    35. 

  35. 

  36. #ifdef CONFIG_PCI
    37. 

  37. 	for_each_compatible_node(np, "pci", "fsl,mpc5121-pci")
    38. 

  38. 		mpc83xx_add_bridge(np);
    39. 

  39. #endif
    40. 

  40. 

  41. 	mpc512x_setup_arch();
    42. 

  42. }
    43. 

  43. 

  44. static void __init mpc5121_ads_init_IRQ(void)
    45. 

  45. {
    46. 

  46. 	mpc512x_init_IRQ();
    47. 

  47. 	mpc5121_ads_cpld_pic_init();
    48. 

  48. }
    49. 

  49. 

  50. /*
    51. 

  51.  * Called very early, MMU is off, device-tree isn't unflattened
    52. 

  52.  */
    53. 

  53. static int __init mpc5121_ads_probe(void)
    54. 

  54. {
    55. 

  55. 	if (!of_machine_is_compatible("fsl,mpc5121ads"))
    56. 

  56. 		return 0;
    57. 

  57. 

  58. 	mpc512x_init_early();
    59. 

  59. 

  60. 	return 1;
    61. 

  61. }
    62. 

  62. 

  63. define_machine(mpc5121_ads) {
    64. 

  64. 	.name			= "MPC5121 ADS",
    65. 

  65. 	.probe			= mpc5121_ads_probe,
    66. 

  66. 	.setup_arch		= mpc5121_ads_setup_arch,
    67. 

  67. 	.init			= mpc512x_init,
    68. 

  68. 	.init_IRQ		= mpc5121_ads_init_IRQ,
    69. 

  69. 	.get_irq		= ipic_get_irq,
    70. 

  70. 	.calibrate_decr		= generic_calibrate_decr,
    71. 

  71. 	.restart		= mpc512x_restart,
    72. 

  72. };
    73.