diff options
Diffstat (limited to 'arch/arm/mach-pxa/generic.c')
-rw-r--r-- | arch/arm/mach-pxa/generic.c | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c index 3126a35aa002..baabb3ce088e 100644 --- a/arch/arm/mach-pxa/generic.c +++ b/arch/arm/mach-pxa/generic.c | |||
@@ -28,7 +28,6 @@ | |||
28 | 28 | ||
29 | #include <mach/reset.h> | 29 | #include <mach/reset.h> |
30 | #include <mach/gpio.h> | 30 | #include <mach/gpio.h> |
31 | #include <mach/pxa2xx-gpio.h> | ||
32 | 31 | ||
33 | #include "generic.h" | 32 | #include "generic.h" |
34 | 33 | ||
@@ -128,33 +127,3 @@ void __init pxa_map_io(void) | |||
128 | iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc)); | 127 | iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc)); |
129 | get_clk_frequency_khz(1); | 128 | get_clk_frequency_khz(1); |
130 | } | 129 | } |
131 | |||
132 | /* | ||
133 | * Configure pins for GPIO or other functions | ||
134 | */ | ||
135 | int pxa_gpio_mode(int gpio_mode) | ||
136 | { | ||
137 | unsigned long flags; | ||
138 | int gpio = gpio_mode & GPIO_MD_MASK_NR; | ||
139 | int fn = (gpio_mode & GPIO_MD_MASK_FN) >> 8; | ||
140 | int gafr; | ||
141 | |||
142 | if (gpio > pxa_last_gpio) | ||
143 | return -EINVAL; | ||
144 | |||
145 | local_irq_save(flags); | ||
146 | if (gpio_mode & GPIO_DFLT_LOW) | ||
147 | GPCR(gpio) = GPIO_bit(gpio); | ||
148 | else if (gpio_mode & GPIO_DFLT_HIGH) | ||
149 | GPSR(gpio) = GPIO_bit(gpio); | ||
150 | if (gpio_mode & GPIO_MD_MASK_DIR) | ||
151 | GPDR(gpio) |= GPIO_bit(gpio); | ||
152 | else | ||
153 | GPDR(gpio) &= ~GPIO_bit(gpio); | ||
154 | gafr = GAFR(gpio) & ~(0x3 << (((gpio) & 0xf)*2)); | ||
155 | GAFR(gpio) = gafr | (fn << (((gpio) & 0xf)*2)); | ||
156 | local_irq_restore(flags); | ||
157 | |||
158 | return 0; | ||
159 | } | ||
160 | EXPORT_SYMBOL(pxa_gpio_mode); | ||