include/dt-bindings/clock/s3c2410.h

   1 /*
   2  * Copyright (c) 2013 Heiko Stuebner <heiko@sntech.de>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  *
   8  * Device Tree binding constants clock controllers of Samsung S3C2410 and later.
   9  */
  10
  11 #ifndef _DT_BINDINGS_CLOCK_SAMSUNG_S3C2410_CLOCK_H
  12 #define _DT_BINDINGS_CLOCK_SAMSUNG_S3C2410_CLOCK_H
  13
  14 /*
  15  * Let each exported clock get a unique index, which is used on DT-enabled
  16  * platforms to lookup the clock from a clock specifier. These indices are
  17  * therefore considered an ABI and so must not be changed. This implies
  18  * that new clocks should be added either in free spaces between clock groups
  19  * or at the end.
  20  */
  21
  22 /* Core clocks. */
  23
  24 /* id 1 is reserved */
  25 #define MPLL                    2
  26 #define UPLL                    3
  27 #define FCLK                    4
  28 #define HCLK                    5
  29 #define PCLK                    6
  30 #define UCLK                    7
  31 #define ARMCLK                  8
  32
  33 /* pclk-gates */
  34 #define PCLK_UART0              16
  35 #define PCLK_UART1              17
  36 #define PCLK_UART2              18
  37 #define PCLK_I2C                19
  38 #define PCLK_SDI                20
  39 #define PCLK_SPI                21
  40 #define PCLK_ADC                22
  41 #define PCLK_AC97               23
  42 #define PCLK_I2S                24
  43 #define PCLK_PWM                25
  44 #define PCLK_RTC                26
  45 #define PCLK_GPIO               27
  46
  47
  48 /* hclk-gates */
  49 #define HCLK_LCD                32
  50 #define HCLK_USBH               33
  51 #define HCLK_USBD               34
  52 #define HCLK_NAND               35
  53 #define HCLK_CAM                36
  54
  55
  56 #define CAMIF                   40
  57
  58
  59 /* Total number of clocks. */
  60 #define NR_CLKS                 (CAMIF + 1)
  61
  62 #endif /* _DT_BINDINGS_CLOCK_SAMSUNG_S3C2443_CLOCK_H */