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| author | Kevin Wells <wellsk40@gmail.com> | 2010-07-27 17:42:46 +0200 |
|---|---|---|
| committer | Kevin Wells <wellsk40@gmail.com> | 2010-07-27 17:42:46 +0200 |
| commit | fc982e1ceaeb4dea3f3f8ceba5b934cee292944a (patch) | |
| tree | beeacac3262fb953b7e5b3ad70fb6014c8fe38aa /arch/arm/mach-lpc32xx/common.h | |
| parent | ARM: LPC32XX: Serial support code (diff) | |
| download | linux-fc982e1ceaeb4dea3f3f8ceba5b934cee292944a.tar.xz linux-fc982e1ceaeb4dea3f3f8ceba5b934cee292944a.zip | |
ARM: LPC32XX: Misc support functions
Misc support functions and prototypes used in the LPC32XX arch
and platforms
Signed-off-by: Kevin Wells <wellsk40@gmail.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-lpc32xx/common.h')
| -rw-r--r-- | arch/arm/mach-lpc32xx/common.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/arch/arm/mach-lpc32xx/common.h b/arch/arm/mach-lpc32xx/common.h new file mode 100644 index 000000000000..f82211fd80c1 --- /dev/null +++ b/arch/arm/mach-lpc32xx/common.h @@ -0,0 +1,73 @@ +/* + * 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 <linux/platform_device.h> + +/* + * Arch specific platform device structures + */ +extern struct platform_device lpc32xx_watchdog_device; +extern struct platform_device lpc32xx_i2c0_device; +extern struct platform_device lpc32xx_i2c1_device; +extern struct platform_device lpc32xx_i2c2_device; + +/* + * Other arch specific structures and functions + */ +extern struct sys_timer lpc32xx_timer; +extern void __init lpc32xx_init_irq(void); +extern void __init lpc32xx_map_io(void); +extern void __init lpc32xx_serial_init(void); +extern void __init lpc32xx_gpio_init(void); + +/* + * 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 void lpc32xx_watchdog_reset(void); +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 |