diff options
author | Tony Lindgren <tony@atomide.com> | 2005-07-10 20:58:10 +0200 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2005-07-10 20:58:10 +0200 |
commit | 6f3e14163e066a6f43a54098a12185f25400fd68 (patch) | |
tree | 2c2818bbe759d4867df01dee69edd37540bcc30e /arch/arm/mach-omap1/leds-innovator.c | |
parent | [PATCH] ARM: 2800/1: OMAP update 3/11: Move OMAP1 core code into mach-omap1 d... (diff) | |
download | linux-6f3e14163e066a6f43a54098a12185f25400fd68.tar.xz linux-6f3e14163e066a6f43a54098a12185f25400fd68.zip |
[PATCH] ARM: 2799/1: OMAP update 4/11: Move OMAP1 LED code into mach-omap1 directory
Patch from Tony Lindgren
This patch by Paul Mundt and other OMAP developers
moves OMAP1 specific LED code into mach-omap1 directory.
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-omap1/leds-innovator.c')
-rw-r--r-- | arch/arm/mach-omap1/leds-innovator.c | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/leds-innovator.c b/arch/arm/mach-omap1/leds-innovator.c new file mode 100644 index 000000000000..8043b7d0f66e --- /dev/null +++ b/arch/arm/mach-omap1/leds-innovator.c @@ -0,0 +1,103 @@ +/* + * linux/arch/arm/mach-omap/leds-innovator.c + */ +#include <linux/config.h> +#include <linux/init.h> + +#include <asm/hardware.h> +#include <asm/leds.h> +#include <asm/system.h> + +#include "leds.h" + + +#define LED_STATE_ENABLED 1 +#define LED_STATE_CLAIMED 2 + +static unsigned int led_state; +static unsigned int hw_led_state; + +void innovator_leds_event(led_event_t evt) +{ + unsigned long flags; + + local_irq_save(flags); + + switch (evt) { + case led_start: + hw_led_state = 0; + led_state = LED_STATE_ENABLED; + break; + + case led_stop: + led_state &= ~LED_STATE_ENABLED; + hw_led_state = 0; + break; + + case led_claim: + led_state |= LED_STATE_CLAIMED; + hw_led_state = 0; + break; + + case led_release: + led_state &= ~LED_STATE_CLAIMED; + hw_led_state = 0; + break; + +#ifdef CONFIG_LEDS_TIMER + case led_timer: + if (!(led_state & LED_STATE_CLAIMED)) + hw_led_state ^= 0; + break; +#endif + +#ifdef CONFIG_LEDS_CPU + case led_idle_start: + if (!(led_state & LED_STATE_CLAIMED)) + hw_led_state |= 0; + break; + + case led_idle_end: + if (!(led_state & LED_STATE_CLAIMED)) + hw_led_state &= ~0; + break; +#endif + + case led_halted: + break; + + case led_green_on: + if (led_state & LED_STATE_CLAIMED) + hw_led_state &= ~0; + break; + + case led_green_off: + if (led_state & LED_STATE_CLAIMED) + hw_led_state |= 0; + break; + + case led_amber_on: + break; + + case led_amber_off: + break; + + case led_red_on: + if (led_state & LED_STATE_CLAIMED) + hw_led_state &= ~0; + break; + + case led_red_off: + if (led_state & LED_STATE_CLAIMED) + hw_led_state |= 0; + break; + + default: + break; + } + + if (led_state & LED_STATE_ENABLED) + ; + + local_irq_restore(flags); +} |