| Kevin Wells | fc982e1 | 2010-07-27 08:42:46 -0700 | [diff] [blame] | 1 | /* |
| 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 | |
| 22 | #include <linux/platform_device.h> |
| 23 | |
| 24 | /* |
| 25 | * Arch specific platform device structures |
| 26 | */ |
| 27 | extern struct platform_device lpc32xx_watchdog_device; |
| 28 | extern struct platform_device lpc32xx_i2c0_device; |
| 29 | extern struct platform_device lpc32xx_i2c1_device; |
| 30 | extern struct platform_device lpc32xx_i2c2_device; |
| 31 | |
| 32 | /* |
| 33 | * Other arch specific structures and functions |
| 34 | */ |
| 35 | extern struct sys_timer lpc32xx_timer; |
| 36 | extern void __init lpc32xx_init_irq(void); |
| 37 | extern void __init lpc32xx_map_io(void); |
| 38 | extern void __init lpc32xx_serial_init(void); |
| 39 | extern void __init lpc32xx_gpio_init(void); |
| 40 | |
| 41 | /* |
| 42 | * Structure used for setting up and querying the PLLS |
| 43 | */ |
| 44 | struct clk_pll_setup { |
| 45 | int analog_on; |
| 46 | int cco_bypass_b15; |
| 47 | int direct_output_b14; |
| 48 | int fdbk_div_ctrl_b13; |
| 49 | int pll_p; |
| 50 | int pll_n; |
| 51 | u32 pll_m; |
| 52 | }; |
| 53 | |
| 54 | extern int clk_is_sysclk_mainosc(void); |
| 55 | extern u32 clk_check_pll_setup(u32 ifreq, struct clk_pll_setup *pllsetup); |
| 56 | extern u32 clk_get_pllrate_from_reg(u32 inputclk, u32 regval); |
| 57 | extern u32 clk_get_pclk_div(void); |
| 58 | |
| 59 | /* |
| 60 | * Returns the LPC32xx unique 128-bit chip ID |
| 61 | */ |
| 62 | extern void lpc32xx_get_uid(u32 devid[4]); |
| 63 | |
| 64 | extern void lpc32xx_watchdog_reset(void); |
| 65 | extern u32 lpc32xx_return_iram_size(void); |
| 66 | |
| 67 | /* |
| 68 | * Pointers used for sizing and copying suspend function data |
| 69 | */ |
| 70 | extern int lpc32xx_sys_suspend(void); |
| 71 | extern int lpc32xx_sys_suspend_sz; |
| 72 | |
| 73 | #endif |