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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-19 14:37:22 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-19 14:37:22 -0400
commit1d3c6ff44ad4b5f113602e153026a338f0f9b3ff (patch)
tree1e1f2932634fc6d0e4acfe68496c1c727b83a13e /arch/arm/mach-pxa/generic.c
parent7c7cbaf5b82c418cd3b1dcf718f71d0e6057e639 (diff)
parent717e7c2672e37253a4d3aa70e4716b5b0a658761 (diff)
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (224 commits) ARM: remove 'select GENERIC_TIME' ARM: 6136/1: ARCH_REQUIRE_GPIOLIB selects GENERIC_GPIO ARM: 6074/1: oprofile: convert from sysdev to platform device ARM: 6073/1: oprofile: remove old files and update KConfig ARM: 6072/1: oprofile: use perf-events framework as backend ARM: 6071/1: perf-events: allow modules to query the number of hardware counters ARM: 6070/1: perf-events: add support for xscale PMUs ARM: 6069/1: perf-events: use numeric ID to identify PMU ARM: 6064/1: pmu: register IRQs at runtime ARM: Optionally allow ARMv6 to use 'normal, bufferable' memory for DMA ARM: 6134/1: Handle instruction cache maintenance fault properly ARM: nwfpe: allow debugging output to be configured at runtime ARM: rename mach_cpu_disable() to platform_cpu_disable() ARM: 6132/1: PL330: Add common core driver ARM: 6094/1: Extend cache-l2x0 to support the 16-way PL310 ARM: Move memory mapping into mmu.c ARM: Ensure meminfo is sorted prior to sanity_check_meminfo ARM: Remove useless linux/bootmem.h includes ARM: convert /proc/cpu/aligment to seq_file arm: use asm-generic/scatterlist.h ...
Diffstat (limited to 'arch/arm/mach-pxa/generic.c')
-rw-r--r--arch/arm/mach-pxa/generic.c31
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 */
135int 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}
160EXPORT_SYMBOL(pxa_gpio_mode);