arch/arm/include/asm/arch-am33xx/clk_synthesizer.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * clk-synthesizer.h
   4  *
   5  * Clock synthesizer header
   6  *
   7  * Copyright (C) 2016, Texas Instruments, Incorporated - http://www.ti.com/
   8  */
   9
  10 #ifndef __CLK_SYNTHESIZER_H
  11 #define __CLK_SYNTHESIZER_H
  12
  13 #define CLK_SYNTHESIZER_ID_REG          0x0
  14 #define CLK_SYNTHESIZER_XCSEL           0x05
  15 #define CLK_SYNTHESIZER_MUX_REG         0x14
  16 #define CLK_SYNTHESIZER_PDIV2_REG       0x16
  17 #define CLK_SYNTHESIZER_PDIV3_REG       0x17
  18
  19 #define CLK_SYNTHESIZER_BYTE_MODE       0x80
  20
  21 /**
  22  * struct clk_synth: This structure holds data neeed for configuring
  23  *                   for clock synthesizer.
  24  * @id: The id of synthesizer
  25  * @capacitor: value of the capacitor attached
  26  * @mux: mux settings.
  27  * @pdiv2: Div to be applied to second output
  28  * @pdiv3: Div to be applied to third output
  29  */
  30 struct clk_synth {
  31         u32 id;
  32         u32 capacitor;
  33         u32 mux;
  34         u32 pdiv2;
  35         u32 pdiv3;
  36 };
  37
  38 int setup_clock_synthesizer(struct clk_synth *data);
  39
  40 #endif