generic.c (e259a3aecbfb61981175ddc7fc02dd180da7d73e) generic.c (15a4033354c68eb75e417ab60771f36212610820)
1/*
2 * linux/arch/arm/mach-pxa/generic.c
3 *
4 * Author: Nicolas Pitre
5 * Created: Jun 15, 2001
6 * Copyright: MontaVista Software Inc.
7 *
8 * Code common to all PXA machines.

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38#include <asm/arch/mmc.h>
39#include <asm/arch/irda.h>
40#include <asm/arch/i2c.h>
41
42#include "devices.h"
43#include "generic.h"
44
45/*
1/*
2 * linux/arch/arm/mach-pxa/generic.c
3 *
4 * Author: Nicolas Pitre
5 * Created: Jun 15, 2001
6 * Copyright: MontaVista Software Inc.
7 *
8 * Code common to all PXA machines.

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38#include <asm/arch/mmc.h>
39#include <asm/arch/irda.h>
40#include <asm/arch/i2c.h>
41
42#include "devices.h"
43#include "generic.h"
44
45/*
46 * Get the clock frequency as reflected by CCCR and the turbo flag.
47 * We assume these values have been applied via a fcs.
48 * If info is not 0 we also display the current settings.
49 */
50unsigned int get_clk_frequency_khz(int info)
51{
52 if (cpu_is_pxa21x() || cpu_is_pxa25x())
53 return pxa25x_get_clk_frequency_khz(info);
54 else
55 return pxa27x_get_clk_frequency_khz(info);
56}
57EXPORT_SYMBOL(get_clk_frequency_khz);
58
59/*
60 * Return the current memory clock frequency in units of 10kHz
61 */
62unsigned int get_memclk_frequency_10khz(void)
63{
64 if (cpu_is_pxa21x() || cpu_is_pxa25x())
65 return pxa25x_get_memclk_frequency_10khz();
66 else
67 return pxa27x_get_memclk_frequency_10khz();
68}
69EXPORT_SYMBOL(get_memclk_frequency_10khz);
70
71/*
72 * Return the current LCD clock frequency in units of 10kHz
73 */
74unsigned int get_lcdclk_frequency_10khz(void)
75{
76 if (cpu_is_pxa21x() || cpu_is_pxa25x())
77 return pxa25x_get_memclk_frequency_10khz();
78 else
79 return pxa27x_get_lcdclk_frequency_10khz();
80}
81EXPORT_SYMBOL(get_lcdclk_frequency_10khz);
82
83/*
46 * Handy function to set GPIO alternate functions
47 */
48
49int pxa_gpio_mode(int gpio_mode)
50{
51 unsigned long flags;
52 int gpio = gpio_mode & GPIO_MD_MASK_NR;
53 int fn = (gpio_mode & GPIO_MD_MASK_FN) >> 8;

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85 */
86
87int pxa_gpio_mode(int gpio_mode)
88{
89 unsigned long flags;
90 int gpio = gpio_mode & GPIO_MD_MASK_NR;
91 int fn = (gpio_mode & GPIO_MD_MASK_FN) >> 8;

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