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patches-4.4
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310-gtwx5717_spi_bus.patch

310-gtwx5717_spi_bus.patch 1.3 KB
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  1. --- a/arch/arm/mach-ixp4xx/gtwx5715-setup.c
    2. 

  2. +++ b/arch/arm/mach-ixp4xx/gtwx5715-setup.c
    3. 

  3. @@ -27,6 +27,7 @@
    4. 

  4.  #include <linux/serial.h>
    5. 

  5.  #include <linux/tty.h>
    6. 

  6.  #include <linux/serial_8250.h>
    7. 

  7. +#include <linux/spi/spi_gpio_old.h>
    8. 

  8.  #include <asm/types.h>
    9. 

  9.  #include <asm/setup.h>
    10. 

  10.  #include <asm/memory.h>
    11. 

  11. @@ -146,9 +147,41 @@ static struct platform_device gtwx5715_f
    12. 

  12.  	.resource	= &gtwx5715_flash_resource,
    13. 

  13.  };
    14. 

  14.  
    15. 

  15. +static int gtwx5715_spi_boardinfo_setup(struct spi_board_info *bi,
    16. 

  16. +		struct spi_master *master, void *data)
    17. 

  17. +{
    18. 

  18. +
    19. 

  19. +	strlcpy(bi->modalias, "spi-ks8995", sizeof(bi->modalias));
    20. 

  20. +
    21. 

  21. +	bi->max_speed_hz = 5000000 /* Hz */;
    22. 

  22. +	bi->bus_num = master->bus_num;
    23. 

  23. +	bi->mode = SPI_MODE_0;
    24. 

  24. +
    25. 

  25. +	return 0;
    26. 

  26. +}
    27. 

  27. +
    28. 

  28. +static struct spi_gpio_platform_data gtwx5715_spi_bus_data = {
    29. 

  29. +	.pin_cs			= GTWX5715_KSSPI_SELECT,
    30. 

  30. +	.pin_clk		= GTWX5715_KSSPI_CLOCK,
    31. 

  31. +	.pin_miso		= GTWX5715_KSSPI_RXD,
    32. 

  32. +	.pin_mosi		= GTWX5715_KSSPI_TXD,
    33. 

  33. +	.cs_activelow		= 1,
    34. 

  34. +	.no_spi_delay		= 1,
    35. 

  35. +	.boardinfo_setup	= gtwx5715_spi_boardinfo_setup,
    36. 

  36. +};
    37. 

  37. +
    38. 

  38. +static struct platform_device gtwx5715_spi_bus = {
    39. 

  39. +	.name		= "spi-gpio",
    40. 

  40. +	.id		= 0,
    41. 

  41. +	.dev		= {
    42. 

  42. +		.platform_data = &gtwx5715_spi_bus_data,
    43. 

  43. +	},
    44. 

  44. +};
    45. 

  45. +
    46. 

  46.  static struct platform_device *gtwx5715_devices[] __initdata = {
    47. 

  47.  	&gtwx5715_uart_device,
    48. 

  48.  	&gtwx5715_flash,
    49. 

  49. +	&gtwx5715_spi_bus,
    50. 

  50.  };
    51. 

  51.  
    52. 

  52.  static void __init gtwx5715_init(void)
    53.