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Kevin Wellsfc982e12010-07-27 08:42:46 -07001/*
2 * arch/arm/mach-lpc32xx/common.h
3 *
4 * Author: Kevin Wells <kevin.wells@nxp.com>
5 *
6 * Copyright (C) 2009-2010 NXP Semiconductors
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 */
18
19#ifndef __LPC32XX_COMMON_H
20#define __LPC32XX_COMMON_H
21
Roland Stiggec20b9092012-03-12 22:27:28 +010022#include <mach/board.h>
Kevin Wellsfc982e12010-07-27 08:42:46 -070023#include <linux/platform_device.h>
24
25/*
Kevin Wellsfc982e12010-07-27 08:42:46 -070026 * Other arch specific structures and functions
27 */
Stephen Warren6bb27d72012-11-08 12:40:59 -070028extern void lpc32xx_timer_init(void);
Kevin Wellsfc982e12010-07-27 08:42:46 -070029extern void __init lpc32xx_init_irq(void);
30extern void __init lpc32xx_map_io(void);
31extern void __init lpc32xx_serial_init(void);
Russell Kingb23fcd92011-11-05 12:17:40 +000032extern void lpc23xx_restart(char, const char *);
33
Kevin Wellsfc982e12010-07-27 08:42:46 -070034
35/*
36 * Structure used for setting up and querying the PLLS
37 */
38struct clk_pll_setup {
39 int analog_on;
40 int cco_bypass_b15;
41 int direct_output_b14;
42 int fdbk_div_ctrl_b13;
43 int pll_p;
44 int pll_n;
45 u32 pll_m;
46};
47
48extern int clk_is_sysclk_mainosc(void);
49extern u32 clk_check_pll_setup(u32 ifreq, struct clk_pll_setup *pllsetup);
50extern u32 clk_get_pllrate_from_reg(u32 inputclk, u32 regval);
51extern u32 clk_get_pclk_div(void);
52
53/*
54 * Returns the LPC32xx unique 128-bit chip ID
55 */
56extern void lpc32xx_get_uid(u32 devid[4]);
57
Kevin Wellsfc982e12010-07-27 08:42:46 -070058extern u32 lpc32xx_return_iram_size(void);
Kevin Wellsfc982e12010-07-27 08:42:46 -070059/*
60 * Pointers used for sizing and copying suspend function data
61 */
62extern int lpc32xx_sys_suspend(void);
63extern int lpc32xx_sys_suspend_sz;
64
65#endif