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

40 lines
1020 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Intel Atom platform clocks for BayTrail and CherryTrail SoC.
*
* Copyright (C) 2016, Intel Corporation
* Author: Irina Tirdea <irina.tirdea@intel.com>
*/
#ifndef __PLATFORM_DATA_X86_CLK_PMC_ATOM_H
#define __PLATFORM_DATA_X86_CLK_PMC_ATOM_H
/**
* struct pmc_clk - PMC platform clock configuration
*
* @name: identified, typically pmc_plt_clk_<x>, x=[0..5]
* @freq: in Hz, 19.2MHz and 25MHz (Baytrail only) supported
* @parent_name: one of 'xtal' or 'osc'
*/
struct pmc_clk {
const char *name;
unsigned long freq;
const char *parent_name;
};
/**
* struct pmc_clk_data - common PMC clock configuration
*
* @base: PMC clock register base offset
* @clks: pointer to set of registered clocks, typically 0..5
* @critical: flag to indicate if firmware enabled pmc_plt_clks
* should be marked as critial or not
*/
struct pmc_clk_data {
void __iomem *base;
const struct pmc_clk *clks;
bool critical;
};
#endif /* __PLATFORM_DATA_X86_CLK_PMC_ATOM_H */