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 * @critical: flag to indicate if firmware enabled pmc_plt_clks 39 * should be marked as critial or not 40 */ 41 struct pmc_clk_data { 42 void __iomem *base; 43 const struct pmc_clk *clks; 44 bool critical; 45 }; 46 47 #endif /* __PLATFORM_DATA_X86_CLK_PMC_ATOM_H */ 48