Commit ae5362d2 authored by Bryan Wu's avatar Bryan Wu
Browse files

ARM: mach-ks8695: remove leds driver, since nobody use it


Signed-off-by: default avatarBryan Wu <bryan.wu@canonical.com>
Acked-by: default avatarAndrew Victor <linux@maxim.org.za>
parent e031cd51
......@@ -11,9 +11,6 @@ obj- :=
# PCI support is optional
obj-$(CONFIG_PCI) += pci.o
# LEDs
obj-$(CONFIG_LEDS) += leds.o
# Board-specific support
obj-$(CONFIG_MACH_KS8695) += board-micrel.o
obj-$(CONFIG_MACH_DSM320) += board-dsm320.o
......
......@@ -182,27 +182,6 @@ static void __init ks8695_add_device_watchdog(void)
}
/* --------------------------------------------------------------------
* LEDs
* -------------------------------------------------------------------- */
#if defined(CONFIG_LEDS)
short ks8695_leds_cpu = -1;
short ks8695_leds_timer = -1;
void __init ks8695_init_leds(u8 cpu_led, u8 timer_led)
{
/* Enable GPIO to access the LEDs */
gpio_direction_output(cpu_led, 1);
gpio_direction_output(timer_led, 1);
ks8695_leds_cpu = cpu_led;
ks8695_leds_timer = timer_led;
}
#else
void __init ks8695_init_leds(u8 cpu_led, u8 timer_led) {}
#endif
/* -------------------------------------------------------------------- */
/*
......
......@@ -18,11 +18,6 @@ extern void __init ks8695_add_device_wan(void);
extern void __init ks8695_add_device_lan(void);
extern void __init ks8695_add_device_hpna(void);
/* LEDs */
extern short ks8695_leds_cpu;
extern short ks8695_leds_timer;
extern void __init ks8695_init_leds(u8 cpu_led, u8 timer_led);
/* PCI */
#define KS8695_MODE_PCI 0
#define KS8695_MODE_MINIPCI 1
......
/*
* LED driver for KS8695-based boards.
*
* Copyright (C) Andrew Victor
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <asm/leds.h>
#include <mach/devices.h>
static inline void ks8695_led_on(unsigned int led)
{
gpio_set_value(led, 0);
}
static inline void ks8695_led_off(unsigned int led)
{
gpio_set_value(led, 1);
}
static inline void ks8695_led_toggle(unsigned int led)
{
unsigned long is_off = gpio_get_value(led);
if (is_off)
ks8695_led_on(led);
else
ks8695_led_off(led);
}
/*
* Handle LED events.
*/
static void ks8695_leds_event(led_event_t evt)
{
unsigned long flags;
local_irq_save(flags);
switch(evt) {
case led_start: /* System startup */
ks8695_led_on(ks8695_leds_cpu);
break;
case led_stop: /* System stop / suspend */
ks8695_led_off(ks8695_leds_cpu);
break;
#ifdef CONFIG_LEDS_TIMER
case led_timer: /* Every 50 timer ticks */
ks8695_led_toggle(ks8695_leds_timer);
break;
#endif
#ifdef CONFIG_LEDS_CPU
case led_idle_start: /* Entering idle state */
ks8695_led_off(ks8695_leds_cpu);
break;
case led_idle_end: /* Exit idle state */
ks8695_led_on(ks8695_leds_cpu);
break;
#endif
default:
break;
}
local_irq_restore(flags);
}
static int __init leds_init(void)
{
if ((ks8695_leds_timer == -1) || (ks8695_leds_cpu == -1))
return -ENODEV;
leds_event = ks8695_leds_event;
leds_event(led_start);
return 0;
}
__initcall(leds_init);
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