include/linux/platform_data/x86/clk-pmc-atom.h

   1 /*
   2  * Intel Atom platform clocks for BayTrail and CherryTrail SoC.
   3  *
   4  * Copyright (C) 2016, Intel Corporation
   5  * Author: Irina Tirdea <irina.tirdea@intel.com>
   6  *
   7  * This program is free software; you can redistribute it and/or modify it
   8  * under the terms and conditions of the GNU General Public License,
   9  * version 2, as published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14  * more details.
  15  */
  16
  17 #ifndef __PLATFORM_DATA_X86_CLK_PMC_ATOM_H
  18 #define __PLATFORM_DATA_X86_CLK_PMC_ATOM_H
  19
  20 /**
  21  * struct pmc_clk - PMC platform clock configuration
  22  *
  23  * @name:       identified, typically pmc_plt_clk_<x>, x=[0..5]
  24  * @freq:       in Hz, 19.2MHz  and 25MHz (Baytrail only) supported
  25  * @parent_name: one of 'xtal' or 'osc'
  26  */
  27 struct pmc_clk {
  28         const char *name;
  29         unsigned long freq;
  30         const char *parent_name;
  31 };
  32
  33 /**
  34  * struct pmc_clk_data - common PMC clock configuration
  35  *
  36  * @base:       PMC clock register base offset
  37  * @clks:       pointer to set of registered clocks, typically 0..5
  38  */
  39 struct pmc_clk_data {
  40         void __iomem *base;
  41         const struct pmc_clk *clks;
  42 };
  43
  44 #endif /* __PLATFORM_DATA_X86_CLK_PMC_ATOM_H */