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     1 /* SPDX-License-Identifier: GPL-2.0 */
    2 /*
    3  * Copyright (c) 2013 Heiko Stuebner <heiko@sntech.de>
    4  *
    5  * Device Tree binding constants clock controllers of Samsung S3C2410 and later.
    6  */
    7 
    8 #ifndef _DT_BINDINGS_CLOCK_SAMSUNG_S3C2410_CLOCK_H
    9 #define _DT_BINDINGS_CLOCK_SAMSUNG_S3C2410_CLOCK_H
   10 
   11 /*
   12  * Let each exported clock get a unique index, which is used on DT-enabled
   13  * platforms to lookup the clock from a clock specifier. These indices are
   14  * therefore considered an ABI and so must not be changed. This implies
   15  * that new clocks should be added either in free spaces between clock groups
   16  * or at the end.
   17  */
   18 
   19 /* Core clocks. */
   20 
   21 /* id 1 is reserved */
   22 #define MPLL                    2
   23 #define UPLL                    3
   24 #define FCLK                    4
   25 #define HCLK                    5
   26 #define PCLK                    6
   27 #define UCLK                    7
   28 #define ARMCLK                  8
   29 
   30 /* pclk-gates */
   31 #define PCLK_UART0              16
   32 #define PCLK_UART1              17
   33 #define PCLK_UART2              18
   34 #define PCLK_I2C                19
   35 #define PCLK_SDI                20
   36 #define PCLK_SPI                21
   37 #define PCLK_ADC                22
   38 #define PCLK_AC97               23
   39 #define PCLK_I2S                24
   40 #define PCLK_PWM                25
   41 #define PCLK_RTC                26
   42 #define PCLK_GPIO               27
   43 
   44 
   45 /* hclk-gates */
   46 #define HCLK_LCD                32
   47 #define HCLK_USBH               33
   48 #define HCLK_USBD               34
   49 #define HCLK_NAND               35
   50 #define HCLK_CAM                36
   51 
   52 
   53 #define CAMIF                   40
   54 
   55 
   56 /* Total number of clocks. */
   57 #define NR_CLKS                 (CAMIF + 1)
   58 
   59 #endif /* _DT_BINDINGS_CLOCK_SAMSUNG_S3C2443_CLOCK_H */
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