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linux-vybrid_pu...
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arch
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arm
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mach-davinci
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include
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mach
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common.h

common.h 2.2 KB
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  1. /*
    2. 

  2.  * Header for code common to all DaVinci machines.
    3. 

  3.  *
    4. 

  4.  * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com>
    5. 

  5.  *
    6. 

  6.  * 2007 (c) MontaVista Software, Inc. This file is licensed under
    7. 

  7.  * the terms of the GNU General Public License version 2. This program
    8. 

  8.  * is licensed "as is" without any warranty of any kind, whether express
    9. 

  9.  * or implied.
    10. 

  10.  */
    11. 

  11. 

  12. #ifndef __ARCH_ARM_MACH_DAVINCI_COMMON_H
    13. 

  13. #define __ARCH_ARM_MACH_DAVINCI_COMMON_H
    14. 

  14. 

  15. #include <linux/compiler.h>
    16. 

  16. #include <linux/types.h>
    17. 

  17. 

  18. struct sys_timer;
    19. 

  19. 

  20. extern struct sys_timer davinci_timer;
    21. 

  21. 

  22. extern void davinci_irq_init(void);
    23. 

  23. extern void __iomem *davinci_intc_base;
    24. 

  24. extern int davinci_intc_type;
    25. 

  25. 

  26. struct davinci_timer_instance {
    27. 

  27. 	u32		base;
    28. 

  28. 	u32		bottom_irq;
    29. 

  29. 	u32		top_irq;
    30. 

  30. 	unsigned long	cmp_off;
    31. 

  31. 	unsigned int	cmp_irq;
    32. 

  32. };
    33. 

  33. 

  34. struct davinci_timer_info {
    35. 

  35. 	struct davinci_timer_instance	*timers;
    36. 

  36. 	unsigned int			clockevent_id;
    37. 

  37. 	unsigned int			clocksource_id;
    38. 

  38. };
    39. 

  39. 

  40. struct davinci_gpio_controller;
    41. 

  41. 

  42. /* SoC specific init support */
    43. 

  43. struct davinci_soc_info {
    44. 

  44. 	struct map_desc			*io_desc;
    45. 

  45. 	unsigned long			io_desc_num;
    46. 

  46. 	u32				cpu_id;
    47. 

  47. 	u32				jtag_id;
    48. 

  48. 	u32				jtag_id_reg;
    49. 

  49. 	struct davinci_id		*ids;
    50. 

  50. 	unsigned long			ids_num;
    51. 

  51. 	struct clk_lookup		*cpu_clks;
    52. 

  52. 	u32				*psc_bases;
    53. 

  53. 	unsigned long			psc_bases_num;
    54. 

  54. 	void __iomem			*pinmux_base;
    55. 

  55. 	const struct mux_config		*pinmux_pins;
    56. 

  56. 	unsigned long			pinmux_pins_num;
    57. 

  57. 	void __iomem			*intc_base;
    58. 

  58. 	int				intc_type;
    59. 

  59. 	u8				*intc_irq_prios;
    60. 

  60. 	unsigned long			intc_irq_num;
    61. 

  61. 	struct davinci_timer_info	*timer_info;
    62. 

  62. 	int				gpio_type;
    63. 

  63. 	u32				gpio_base;
    64. 

  64. 	unsigned			gpio_num;
    65. 

  65. 	unsigned			gpio_irq;
    66. 

  66. 	unsigned			gpio_unbanked;
    67. 

  67. 	struct davinci_gpio_controller	*gpio_ctlrs;
    68. 

  68. 	int				gpio_ctlrs_num;
    69. 

  69. 	struct platform_device		*serial_dev;
    70. 

  70. 	struct emac_platform_data	*emac_pdata;
    71. 

  71. 	dma_addr_t			sram_dma;
    72. 

  72. 	unsigned			sram_len;
    73. 

  73. 	struct platform_device		*reset_device;
    74. 

  74. 	void				(*reset)(struct platform_device *);
    75. 

  75. };
    76. 

  76. 

  77. extern struct davinci_soc_info davinci_soc_info;
    78. 

  78. 

  79. extern void davinci_common_init(struct davinci_soc_info *soc_info);
    80. 

  80. extern void davinci_init_ide(void);
    81. 

  81. 

  82. /* standard place to map on-chip SRAMs; they *may* support DMA */
    83. 

  83. #define SRAM_VIRT	0xfffe0000
    84. 

  84. #define SRAM_SIZE	SZ_128K
    85. 

  85. 

  86. #endif /* __ARCH_ARM_MACH_DAVINCI_COMMON_H */
    87.