linux/arch/arm/mach-lpc32xx/common.h

67 lines
1.7 KiB
C

/*
* arch/arm/mach-lpc32xx/common.h
*
* Author: Kevin Wells <kevin.wells@nxp.com>
*
* Copyright (C) 2009-2010 NXP Semiconductors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __LPC32XX_COMMON_H
#define __LPC32XX_COMMON_H
#include <mach/board.h>
#include <linux/platform_device.h>
#include <linux/reboot.h>
/*
* Other arch specific structures and functions
*/
extern void lpc32xx_timer_init(void);
extern void __init lpc32xx_init_irq(void);
extern void __init lpc32xx_map_io(void);
extern void __init lpc32xx_serial_init(void);
extern void lpc23xx_restart(enum reboot_mode, const char *);
/*
* Structure used for setting up and querying the PLLS
*/
struct clk_pll_setup {
int analog_on;
int cco_bypass_b15;
int direct_output_b14;
int fdbk_div_ctrl_b13;
int pll_p;
int pll_n;
u32 pll_m;
};
extern int clk_is_sysclk_mainosc(void);
extern u32 clk_check_pll_setup(u32 ifreq, struct clk_pll_setup *pllsetup);
extern u32 clk_get_pllrate_from_reg(u32 inputclk, u32 regval);
extern u32 clk_get_pclk_div(void);
/*
* Returns the LPC32xx unique 128-bit chip ID
*/
extern void lpc32xx_get_uid(u32 devid[4]);
extern u32 lpc32xx_return_iram_size(void);
/*
* Pointers used for sizing and copying suspend function data
*/
extern int lpc32xx_sys_suspend(void);
extern int lpc32xx_sys_suspend_sz;
#endif