+++ /dev/null
-/*
- * linux/arch/arm/mach-omap/leds-h2p2-debug.c
- *
- * Copyright 2003 by Texas Instruments Incorporated
- *
- * There are 16 LEDs on the debug board (all green); four may be used
- * for logical 'green', 'amber', 'red', and 'blue' (after "claiming").
- *
- * The "surfer" expansion board and H2 sample board also have two-color
- * green+red LEDs (in parallel), used here for timer and idle indicators.
- */
-#include <linux/config.h>
-#include <linux/init.h>
-#include <linux/kernel_stat.h>
-#include <linux/sched.h>
-#include <linux/version.h>
-
-#include <asm/io.h>
-#include <asm/hardware.h>
-#include <asm/leds.h>
-#include <asm/system.h>
-
-#include <asm/arch/fpga.h>
-#include <asm/arch/gpio.h>
-
-#include "leds.h"
-
-
-#define GPIO_LED_RED 3
-#define GPIO_LED_GREEN OMAP_MPUIO(4)
-
-
-#define LED_STATE_ENABLED 0x01
-#define LED_STATE_CLAIMED 0x02
-#define LED_TIMER_ON 0x04
-
-#define GPIO_IDLE GPIO_LED_GREEN
-#define GPIO_TIMER GPIO_LED_RED
-
-
-void h2p2_dbg_leds_event(led_event_t evt)
-{
- unsigned long flags;
-
- static struct h2p2_dbg_fpga __iomem *fpga;
- static u16 led_state, hw_led_state;
-
- local_irq_save(flags);
-
- if (!(led_state & LED_STATE_ENABLED) && evt != led_start)
- goto done;
-
- switch (evt) {
- case led_start:
- if (!fpga)
- fpga = ioremap(H2P2_DBG_FPGA_START,
- H2P2_DBG_FPGA_SIZE);
- if (fpga) {
- led_state |= LED_STATE_ENABLED;
- __raw_writew(~0, &fpga->leds);
- }
- break;
-
- case led_stop:
- case led_halted:
- /* all leds off during suspend or shutdown */
- omap_set_gpio_dataout(GPIO_TIMER, 0);
- omap_set_gpio_dataout(GPIO_IDLE, 0);
- __raw_writew(~0, &fpga->leds);
- led_state &= ~LED_STATE_ENABLED;
- if (evt == led_halted) {
- iounmap(fpga);
- fpga = NULL;
- }
- goto done;
-
- case led_claim:
- led_state |= LED_STATE_CLAIMED;
- hw_led_state = 0;
- break;
-
- case led_release:
- led_state &= ~LED_STATE_CLAIMED;
- break;
-
-#ifdef CONFIG_LEDS_TIMER
- case led_timer:
- led_state ^= LED_TIMER_ON;
- omap_set_gpio_dataout(GPIO_TIMER, led_state & LED_TIMER_ON);
- goto done;
-#endif
-
-#ifdef CONFIG_LEDS_CPU
- case led_idle_start:
- omap_set_gpio_dataout(GPIO_IDLE, 1);
- goto done;
-
- case led_idle_end:
- omap_set_gpio_dataout(GPIO_IDLE, 0);
- goto done;
-#endif
-
- case led_green_on:
- hw_led_state |= H2P2_DBG_FPGA_LED_GREEN;
- break;
- case led_green_off:
- hw_led_state &= ~H2P2_DBG_FPGA_LED_GREEN;
- break;
-
- case led_amber_on:
- hw_led_state |= H2P2_DBG_FPGA_LED_AMBER;
- break;
- case led_amber_off:
- hw_led_state &= ~H2P2_DBG_FPGA_LED_AMBER;
- break;
-
- case led_red_on:
- hw_led_state |= H2P2_DBG_FPGA_LED_RED;
- break;
- case led_red_off:
- hw_led_state &= ~H2P2_DBG_FPGA_LED_RED;
- break;
-
- case led_blue_on:
- hw_led_state |= H2P2_DBG_FPGA_LED_BLUE;
- break;
- case led_blue_off:
- hw_led_state &= ~H2P2_DBG_FPGA_LED_BLUE;
- break;
-
- default:
- break;
- }
-
-
- /*
- * Actually burn the LEDs
- */
- if (led_state & LED_STATE_CLAIMED)
- __raw_writew(~hw_led_state, &fpga->leds);
-
-done:
- local_irq_restore(flags);
-}
+++ /dev/null
-/*
- * 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);
-}
+++ /dev/null
-/*
- * linux/arch/arm/mach-omap/leds-osk.c
- *
- * LED driver for OSK, and optionally Mistral QVGA, boards
- */
-#include <linux/config.h>
-#include <linux/init.h>
-#include <linux/workqueue.h>
-
-#include <asm/hardware.h>
-#include <asm/leds.h>
-#include <asm/system.h>
-
-#include <asm/arch/gpio.h>
-#include <asm/arch/tps65010.h>
-
-#include "leds.h"
-
-
-#define LED_STATE_ENABLED (1 << 0)
-#define LED_STATE_CLAIMED (1 << 1)
-static u8 led_state;
-
-#define GREEN_LED (1 << 0) /* TPS65010 LED1 */
-#define AMBER_LED (1 << 1) /* TPS65010 LED2 */
-#define RED_LED (1 << 2) /* TPS65010 GPIO2 */
-#define TIMER_LED (1 << 3) /* Mistral board */
-#define IDLE_LED (1 << 4) /* Mistral board */
-static u8 hw_led_state;
-
-
-/* TPS65010 leds are changed using i2c -- from a task context.
- * Using one of these for the "idle" LED would be impractical...
- */
-#define TPS_LEDS (GREEN_LED | RED_LED | AMBER_LED)
-
-static u8 tps_leds_change;
-
-static void tps_work(void *unused)
-{
- for (;;) {
- u8 leds;
-
- local_irq_disable();
- leds = tps_leds_change;
- tps_leds_change = 0;
- local_irq_enable();
-
- if (!leds)
- break;
-
- /* careful: the set_led() value is on/off/blink */
- if (leds & GREEN_LED)
- tps65010_set_led(LED1, !!(hw_led_state & GREEN_LED));
- if (leds & AMBER_LED)
- tps65010_set_led(LED2, !!(hw_led_state & AMBER_LED));
-
- /* the gpio led doesn't have that issue */
- if (leds & RED_LED)
- tps65010_set_gpio_out_value(GPIO2,
- !(hw_led_state & RED_LED));
- }
-}
-
-static DECLARE_WORK(work, tps_work, NULL);
-
-#ifdef CONFIG_FB_OMAP
-
-/* For now, all system indicators require the Mistral board, since that
- * LED can be manipulated without a task context. This LED is either red,
- * or green, but not both; it can't give the full "disco led" effect.
- */
-
-#define GPIO_LED_RED 3
-#define GPIO_LED_GREEN OMAP_MPUIO(4)
-
-static void mistral_setled(void)
-{
- int red = 0;
- int green = 0;
-
- if (hw_led_state & TIMER_LED)
- red = 1;
- else if (hw_led_state & IDLE_LED)
- green = 1;
- // else both sides are disabled
-
- omap_set_gpio_dataout(GPIO_LED_GREEN, green);
- omap_set_gpio_dataout(GPIO_LED_RED, red);
-}
-
-#endif
-
-void osk_leds_event(led_event_t evt)
-{
- unsigned long flags;
- u16 leds;
-
- local_irq_save(flags);
-
- if (!(led_state & LED_STATE_ENABLED) && evt != led_start)
- goto done;
-
- leds = hw_led_state;
- switch (evt) {
- case led_start:
- led_state |= LED_STATE_ENABLED;
- hw_led_state = 0;
- leds = ~0;
- break;
-
- case led_halted:
- case led_stop:
- led_state &= ~LED_STATE_ENABLED;
- hw_led_state = 0;
- // NOTE: work may still be pending!!
- break;
-
- case led_claim:
- led_state |= LED_STATE_CLAIMED;
- hw_led_state = 0;
- leds = ~0;
- break;
-
- case led_release:
- led_state &= ~LED_STATE_CLAIMED;
- hw_led_state = 0;
- break;
-
-#ifdef CONFIG_FB_OMAP
-
-#ifdef CONFIG_LEDS_TIMER
- case led_timer:
- hw_led_state ^= TIMER_LED;
- mistral_setled();
- break;
-#endif
-
-#ifdef CONFIG_LEDS_CPU
- case led_idle_start:
- hw_led_state |= IDLE_LED;
- mistral_setled();
- break;
-
- case led_idle_end:
- hw_led_state &= ~IDLE_LED;
- mistral_setled();
- break;
-#endif
-
-#endif /* CONFIG_FB_OMAP */
-
- /* "green" == tps LED1 (leftmost, normally power-good)
- * works only with DC adapter, not on battery power!
- */
- case led_green_on:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state |= GREEN_LED;
- break;
- case led_green_off:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state &= ~GREEN_LED;
- break;
-
- /* "amber" == tps LED2 (middle) */
- case led_amber_on:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state |= AMBER_LED;
- break;
- case led_amber_off:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state &= ~AMBER_LED;
- break;
-
- /* "red" == LED on tps gpio3 (rightmost) */
- case led_red_on:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state |= RED_LED;
- break;
- case led_red_off:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state &= ~RED_LED;
- break;
-
- default:
- break;
- }
-
- leds ^= hw_led_state;
- leds &= TPS_LEDS;
- if (leds && (led_state & LED_STATE_CLAIMED)) {
- tps_leds_change |= leds;
- schedule_work(&work);
- }
-
-done:
- local_irq_restore(flags);
-}
+++ /dev/null
-/*
- * linux/arch/arm/mach-omap/leds.c
- *
- * OMAP LEDs dispatcher
- */
-#include <linux/kernel.h>
-#include <linux/init.h>
-
-#include <asm/leds.h>
-#include <asm/mach-types.h>
-
-#include <asm/arch/gpio.h>
-#include <asm/arch/mux.h>
-
-#include "leds.h"
-
-static int __init
-omap_leds_init(void)
-{
- if (machine_is_omap_innovator())
- leds_event = innovator_leds_event;
-
- else if (machine_is_omap_h2() || machine_is_omap_perseus2())
- leds_event = h2p2_dbg_leds_event;
-
- else if (machine_is_omap_osk())
- leds_event = osk_leds_event;
-
- else
- return -1;
-
- if (machine_is_omap_h2()
- || machine_is_omap_perseus2()
- || machine_is_omap_osk()) {
-
- /* LED1/LED2 pins can be used as GPIO (as done here), or by
- * the LPG (works even in deep sleep!), to drive a bicolor
- * LED on the H2 sample board, and another on the H2/P2
- * "surfer" expansion board.
- *
- * The same pins drive a LED on the OSK Mistral board, but
- * that's a different kind of LED (just one color at a time).
- */
- omap_cfg_reg(P18_1610_GPIO3);
- if (omap_request_gpio(3) == 0)
- omap_set_gpio_direction(3, 0);
- else
- printk(KERN_WARNING "LED: can't get GPIO3/red?\n");
-
- omap_cfg_reg(MPUIO4);
- if (omap_request_gpio(OMAP_MPUIO(4)) == 0)
- omap_set_gpio_direction(OMAP_MPUIO(4), 0);
- else
- printk(KERN_WARNING "LED: can't get MPUIO4/green?\n");
- }
-
- leds_event(led_start);
- return 0;
-}
-
-__initcall(omap_leds_init);
+++ /dev/null
-extern void innovator_leds_event(led_event_t evt);
-extern void h2p2_dbg_leds_event(led_event_t evt);
-extern void osk_leds_event(led_event_t evt);
--- /dev/null
+/*
+ * linux/arch/arm/mach-omap/leds-h2p2-debug.c
+ *
+ * Copyright 2003 by Texas Instruments Incorporated
+ *
+ * There are 16 LEDs on the debug board (all green); four may be used
+ * for logical 'green', 'amber', 'red', and 'blue' (after "claiming").
+ *
+ * The "surfer" expansion board and H2 sample board also have two-color
+ * green+red LEDs (in parallel), used here for timer and idle indicators.
+ */
+#include <linux/config.h>
+#include <linux/init.h>
+#include <linux/kernel_stat.h>
+#include <linux/sched.h>
+#include <linux/version.h>
+
+#include <asm/io.h>
+#include <asm/hardware.h>
+#include <asm/leds.h>
+#include <asm/system.h>
+
+#include <asm/arch/fpga.h>
+#include <asm/arch/gpio.h>
+
+#include "leds.h"
+
+
+#define GPIO_LED_RED 3
+#define GPIO_LED_GREEN OMAP_MPUIO(4)
+
+
+#define LED_STATE_ENABLED 0x01
+#define LED_STATE_CLAIMED 0x02
+#define LED_TIMER_ON 0x04
+
+#define GPIO_IDLE GPIO_LED_GREEN
+#define GPIO_TIMER GPIO_LED_RED
+
+
+void h2p2_dbg_leds_event(led_event_t evt)
+{
+ unsigned long flags;
+
+ static struct h2p2_dbg_fpga __iomem *fpga;
+ static u16 led_state, hw_led_state;
+
+ local_irq_save(flags);
+
+ if (!(led_state & LED_STATE_ENABLED) && evt != led_start)
+ goto done;
+
+ switch (evt) {
+ case led_start:
+ if (!fpga)
+ fpga = ioremap(H2P2_DBG_FPGA_START,
+ H2P2_DBG_FPGA_SIZE);
+ if (fpga) {
+ led_state |= LED_STATE_ENABLED;
+ __raw_writew(~0, &fpga->leds);
+ }
+ break;
+
+ case led_stop:
+ case led_halted:
+ /* all leds off during suspend or shutdown */
+ omap_set_gpio_dataout(GPIO_TIMER, 0);
+ omap_set_gpio_dataout(GPIO_IDLE, 0);
+ __raw_writew(~0, &fpga->leds);
+ led_state &= ~LED_STATE_ENABLED;
+ if (evt == led_halted) {
+ iounmap(fpga);
+ fpga = NULL;
+ }
+ goto done;
+
+ case led_claim:
+ led_state |= LED_STATE_CLAIMED;
+ hw_led_state = 0;
+ break;
+
+ case led_release:
+ led_state &= ~LED_STATE_CLAIMED;
+ break;
+
+#ifdef CONFIG_LEDS_TIMER
+ case led_timer:
+ led_state ^= LED_TIMER_ON;
+ omap_set_gpio_dataout(GPIO_TIMER, led_state & LED_TIMER_ON);
+ goto done;
+#endif
+
+#ifdef CONFIG_LEDS_CPU
+ case led_idle_start:
+ omap_set_gpio_dataout(GPIO_IDLE, 1);
+ goto done;
+
+ case led_idle_end:
+ omap_set_gpio_dataout(GPIO_IDLE, 0);
+ goto done;
+#endif
+
+ case led_green_on:
+ hw_led_state |= H2P2_DBG_FPGA_LED_GREEN;
+ break;
+ case led_green_off:
+ hw_led_state &= ~H2P2_DBG_FPGA_LED_GREEN;
+ break;
+
+ case led_amber_on:
+ hw_led_state |= H2P2_DBG_FPGA_LED_AMBER;
+ break;
+ case led_amber_off:
+ hw_led_state &= ~H2P2_DBG_FPGA_LED_AMBER;
+ break;
+
+ case led_red_on:
+ hw_led_state |= H2P2_DBG_FPGA_LED_RED;
+ break;
+ case led_red_off:
+ hw_led_state &= ~H2P2_DBG_FPGA_LED_RED;
+ break;
+
+ case led_blue_on:
+ hw_led_state |= H2P2_DBG_FPGA_LED_BLUE;
+ break;
+ case led_blue_off:
+ hw_led_state &= ~H2P2_DBG_FPGA_LED_BLUE;
+ break;
+
+ default:
+ break;
+ }
+
+
+ /*
+ * Actually burn the LEDs
+ */
+ if (led_state & LED_STATE_CLAIMED)
+ __raw_writew(~hw_led_state, &fpga->leds);
+
+done:
+ local_irq_restore(flags);
+}
--- /dev/null
+/*
+ * 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);
+}
--- /dev/null
+/*
+ * linux/arch/arm/mach-omap/leds-osk.c
+ *
+ * LED driver for OSK, and optionally Mistral QVGA, boards
+ */
+#include <linux/config.h>
+#include <linux/init.h>
+#include <linux/workqueue.h>
+
+#include <asm/hardware.h>
+#include <asm/leds.h>
+#include <asm/system.h>
+
+#include <asm/arch/gpio.h>
+#include <asm/arch/tps65010.h>
+
+#include "leds.h"
+
+
+#define LED_STATE_ENABLED (1 << 0)
+#define LED_STATE_CLAIMED (1 << 1)
+static u8 led_state;
+
+#define GREEN_LED (1 << 0) /* TPS65010 LED1 */
+#define AMBER_LED (1 << 1) /* TPS65010 LED2 */
+#define RED_LED (1 << 2) /* TPS65010 GPIO2 */
+#define TIMER_LED (1 << 3) /* Mistral board */
+#define IDLE_LED (1 << 4) /* Mistral board */
+static u8 hw_led_state;
+
+
+/* TPS65010 leds are changed using i2c -- from a task context.
+ * Using one of these for the "idle" LED would be impractical...
+ */
+#define TPS_LEDS (GREEN_LED | RED_LED | AMBER_LED)
+
+static u8 tps_leds_change;
+
+static void tps_work(void *unused)
+{
+ for (;;) {
+ u8 leds;
+
+ local_irq_disable();
+ leds = tps_leds_change;
+ tps_leds_change = 0;
+ local_irq_enable();
+
+ if (!leds)
+ break;
+
+ /* careful: the set_led() value is on/off/blink */
+ if (leds & GREEN_LED)
+ tps65010_set_led(LED1, !!(hw_led_state & GREEN_LED));
+ if (leds & AMBER_LED)
+ tps65010_set_led(LED2, !!(hw_led_state & AMBER_LED));
+
+ /* the gpio led doesn't have that issue */
+ if (leds & RED_LED)
+ tps65010_set_gpio_out_value(GPIO2,
+ !(hw_led_state & RED_LED));
+ }
+}
+
+static DECLARE_WORK(work, tps_work, NULL);
+
+#ifdef CONFIG_FB_OMAP
+
+/* For now, all system indicators require the Mistral board, since that
+ * LED can be manipulated without a task context. This LED is either red,
+ * or green, but not both; it can't give the full "disco led" effect.
+ */
+
+#define GPIO_LED_RED 3
+#define GPIO_LED_GREEN OMAP_MPUIO(4)
+
+static void mistral_setled(void)
+{
+ int red = 0;
+ int green = 0;
+
+ if (hw_led_state & TIMER_LED)
+ red = 1;
+ else if (hw_led_state & IDLE_LED)
+ green = 1;
+ // else both sides are disabled
+
+ omap_set_gpio_dataout(GPIO_LED_GREEN, green);
+ omap_set_gpio_dataout(GPIO_LED_RED, red);
+}
+
+#endif
+
+void osk_leds_event(led_event_t evt)
+{
+ unsigned long flags;
+ u16 leds;
+
+ local_irq_save(flags);
+
+ if (!(led_state & LED_STATE_ENABLED) && evt != led_start)
+ goto done;
+
+ leds = hw_led_state;
+ switch (evt) {
+ case led_start:
+ led_state |= LED_STATE_ENABLED;
+ hw_led_state = 0;
+ leds = ~0;
+ break;
+
+ case led_halted:
+ case led_stop:
+ led_state &= ~LED_STATE_ENABLED;
+ hw_led_state = 0;
+ // NOTE: work may still be pending!!
+ break;
+
+ case led_claim:
+ led_state |= LED_STATE_CLAIMED;
+ hw_led_state = 0;
+ leds = ~0;
+ break;
+
+ case led_release:
+ led_state &= ~LED_STATE_CLAIMED;
+ hw_led_state = 0;
+ break;
+
+#ifdef CONFIG_FB_OMAP
+
+ case led_timer:
+ hw_led_state ^= TIMER_LED;
+ mistral_setled();
+ break;
+
+ case led_idle_start:
+ hw_led_state |= IDLE_LED;
+ mistral_setled();
+ break;
+
+ case led_idle_end:
+ hw_led_state &= ~IDLE_LED;
+ mistral_setled();
+ break;
+
+#endif /* CONFIG_FB_OMAP */
+
+ /* "green" == tps LED1 (leftmost, normally power-good)
+ * works only with DC adapter, not on battery power!
+ */
+ case led_green_on:
+ if (led_state & LED_STATE_CLAIMED)
+ hw_led_state |= GREEN_LED;
+ break;
+ case led_green_off:
+ if (led_state & LED_STATE_CLAIMED)
+ hw_led_state &= ~GREEN_LED;
+ break;
+
+ /* "amber" == tps LED2 (middle) */
+ case led_amber_on:
+ if (led_state & LED_STATE_CLAIMED)
+ hw_led_state |= AMBER_LED;
+ break;
+ case led_amber_off:
+ if (led_state & LED_STATE_CLAIMED)
+ hw_led_state &= ~AMBER_LED;
+ break;
+
+ /* "red" == LED on tps gpio3 (rightmost) */
+ case led_red_on:
+ if (led_state & LED_STATE_CLAIMED)
+ hw_led_state |= RED_LED;
+ break;
+ case led_red_off:
+ if (led_state & LED_STATE_CLAIMED)
+ hw_led_state &= ~RED_LED;
+ break;
+
+ default:
+ break;
+ }
+
+ leds ^= hw_led_state;
+ leds &= TPS_LEDS;
+ if (leds && (led_state & LED_STATE_CLAIMED)) {
+ tps_leds_change |= leds;
+ schedule_work(&work);
+ }
+
+done:
+ local_irq_restore(flags);
+}
--- /dev/null
+/*
+ * linux/arch/arm/mach-omap/leds.c
+ *
+ * OMAP LEDs dispatcher
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+
+#include <asm/leds.h>
+#include <asm/mach-types.h>
+
+#include <asm/arch/gpio.h>
+#include <asm/arch/mux.h>
+
+#include "leds.h"
+
+static int __init
+omap_leds_init(void)
+{
+ if (machine_is_omap_innovator())
+ leds_event = innovator_leds_event;
+
+ else if (machine_is_omap_h2() || machine_is_omap_perseus2())
+ leds_event = h2p2_dbg_leds_event;
+
+ else if (machine_is_omap_osk())
+ leds_event = osk_leds_event;
+
+ else
+ return -1;
+
+ if (machine_is_omap_h2()
+ || machine_is_omap_perseus2()
+ || machine_is_omap_osk()) {
+
+ /* LED1/LED2 pins can be used as GPIO (as done here), or by
+ * the LPG (works even in deep sleep!), to drive a bicolor
+ * LED on the H2 sample board, and another on the H2/P2
+ * "surfer" expansion board.
+ *
+ * The same pins drive a LED on the OSK Mistral board, but
+ * that's a different kind of LED (just one color at a time).
+ */
+ omap_cfg_reg(P18_1610_GPIO3);
+ if (omap_request_gpio(3) == 0)
+ omap_set_gpio_direction(3, 0);
+ else
+ printk(KERN_WARNING "LED: can't get GPIO3/red?\n");
+
+ omap_cfg_reg(MPUIO4);
+ if (omap_request_gpio(OMAP_MPUIO(4)) == 0)
+ omap_set_gpio_direction(OMAP_MPUIO(4), 0);
+ else
+ printk(KERN_WARNING "LED: can't get MPUIO4/green?\n");
+ }
+
+ leds_event(led_start);
+ return 0;
+}
+
+__initcall(omap_leds_init);
--- /dev/null
+extern void innovator_leds_event(led_event_t evt);
+extern void h2p2_dbg_leds_event(led_event_t evt);
+extern void osk_leds_event(led_event_t evt);
projects / powerpc.git / commitdiff