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120-dt-add-i2c.patch

120-dt-add-i2c.patch 1.3 KB
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  1. --- a/arch/arm/boot/dts/imx23.dtsi
    2. 

  2. +++ b/arch/arm/boot/dts/imx23.dtsi
    3. 

  3. @@ -147,6 +147,39 @@
    4. 

  4.  					fsl,pull-up = <MXS_PULL_DISABLE>;
    5. 

  5.  				};
    6. 

  6.  
    7. 

  7. +				i2c0_pins_a: i2c0@0 {
    8. 

  8. +					reg = <0>;
    9. 

  9. +					fsl,pinmux-ids = <
    10. 

  10. +						0x01e0 /* MX23_PAD_I2C_SCL__I2C_SCL */
    11. 

  11. +						0x01f0 /* MX23_PAD_I2C_SDA__I2C_SDA */
    12. 

  12. +					>;
    13. 

  13. +					fsl,drive-strength = <1>;
    14. 

  14. +					fsl,voltage = <1>;
    15. 

  15. +					fsl,pull-up = <1>;
    16. 

  16. +				};
    17. 

  17. +
    18. 

  18. +				i2c1_pins_a: i2c1@0 {
    19. 

  19. +					reg = <0>;
    20. 

  20. +					fsl,pinmux-ids = <
    21. 

  21. +						0x1171 /* MX23_PAD_LCD_ENABLE__I2C_SCL */
    22. 

  22. +						0x1181 /* MX23_PAD_LCD_HSYNC__I2C_SDA  */
    23. 

  23. +					>;
    24. 

  24. +					fsl,drive-strength = <1>;
    25. 

  25. +					fsl,voltage = <1>;
    26. 

  26. +					fsl,pull-up = <1>;
    27. 

  27. +				};
    28. 

  28. +
    29. 

  29. +				i2c2_pins_a: i2c2@0 {
    30. 

  30. +					reg = <0>;
    31. 

  31. +					fsl,pinmux-ids = <
    32. 

  32. +						0x2031 /* MX23_PAD_SSP1_DATA1__I2C_SCL  */
    33. 

  33. +						0x2041 /* MX23_PAD_SSP1_DATA2__I2C_SDA  */
    34. 

  34. +					>;
    35. 

  35. +					fsl,drive-strength = <1>;
    36. 

  36. +					fsl,voltage = <1>;
    37. 

  37. +					fsl,pull-up = <1>;
    38. 

  38. +				};
    39. 

  39. +
    40. 

  40.  				auart0_pins_a: auart0@0 {
    41. 

  41.  					reg = <0>;
    42. 

  42.  					fsl,pinmux-ids = <
    43. 

  43. @@ -484,7 +517,12 @@
    44. 

  44.  			};
    45. 

  45.  
    46. 

  46.  			i2c@80058000 {
    47. 

  47. +				#address-cells = <1>;
    48. 

  48. +				#size-cells = <0>;
    49. 

  49. +				compatible = "fsl,imx23-i2c";
    50. 

  50.  				reg = <0x80058000 0x2000>;
    51. 

  51. +				interrupts = <27>;
    52. 

  52. +				clock-frequency = <100000>;
    53. 

  53.  				dmas = <&dma_apbx 3>;
    54. 

  54.  				dma-names = "rx-tx";
    55. 

  55.  				status = "disabled";
    56.