From: bryan.wu@canonical.com (Bryan Wu)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 16/17] mach-sa1100: retire custom LED code
Date: Wed, 3 Aug 2011 17:34:48 +0800 [thread overview]
Message-ID: <1312364089-32380-17-git-send-email-bryan.wu@canonical.com> (raw)
In-Reply-To: <1312364089-32380-1-git-send-email-bryan.wu@canonical.com>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
---
arch/arm/mach-sa1100/Makefile | 9 ---
arch/arm/mach-sa1100/assabet.c | 83 +++++++++++++++++++++++++
arch/arm/mach-sa1100/badge4.c | 30 +++++++++
arch/arm/mach-sa1100/cerf.c | 42 +++++++++++++
arch/arm/mach-sa1100/hackkit.c | 32 ++++++++++
arch/arm/mach-sa1100/lart.c | 26 ++++++++
arch/arm/mach-sa1100/leds-assabet.c | 114 -----------------------------------
arch/arm/mach-sa1100/leds-badge4.c | 111 ----------------------------------
arch/arm/mach-sa1100/leds-cerf.c | 110 ---------------------------------
arch/arm/mach-sa1100/leds-hackkit.c | 112 ----------------------------------
arch/arm/mach-sa1100/leds-lart.c | 101 -------------------------------
arch/arm/mach-sa1100/leds.c | 50 ---------------
arch/arm/mach-sa1100/leds.h | 13 ----
13 files changed, 213 insertions(+), 620 deletions(-)
delete mode 100644 arch/arm/mach-sa1100/leds-assabet.c
delete mode 100644 arch/arm/mach-sa1100/leds-badge4.c
delete mode 100644 arch/arm/mach-sa1100/leds-cerf.c
delete mode 100644 arch/arm/mach-sa1100/leds-hackkit.c
delete mode 100644 arch/arm/mach-sa1100/leds-lart.c
delete mode 100644 arch/arm/mach-sa1100/leds.c
delete mode 100644 arch/arm/mach-sa1100/leds.h
diff --git a/arch/arm/mach-sa1100/Makefile b/arch/arm/mach-sa1100/Makefile
index 0063178..5f5f491 100644
--- a/arch/arm/mach-sa1100/Makefile
+++ b/arch/arm/mach-sa1100/Makefile
@@ -7,21 +7,17 @@ obj-y := clock.o generic.o gpio.o irq.o dma.o time.o #nmi-oopser.o
obj-m :=
obj-n :=
obj- :=
-led-y := leds.o
obj-$(CONFIG_CPU_FREQ_SA1100) += cpu-sa1100.o
obj-$(CONFIG_CPU_FREQ_SA1110) += cpu-sa1110.o
# Specific board support
obj-$(CONFIG_SA1100_ASSABET) += assabet.o
-led-$(CONFIG_SA1100_ASSABET) += leds-assabet.o
obj-$(CONFIG_ASSABET_NEPONSET) += neponset.o
obj-$(CONFIG_SA1100_BADGE4) += badge4.o
-led-$(CONFIG_SA1100_BADGE4) += leds-badge4.o
obj-$(CONFIG_SA1100_CERF) += cerf.o
-led-$(CONFIG_SA1100_CERF) += leds-cerf.o
obj-$(CONFIG_SA1100_COLLIE) += collie.o
@@ -29,13 +25,11 @@ obj-$(CONFIG_SA1100_H3100) += h3100.o h3xxx.o
obj-$(CONFIG_SA1100_H3600) += h3600.o h3xxx.o
obj-$(CONFIG_SA1100_HACKKIT) += hackkit.o
-led-$(CONFIG_SA1100_HACKKIT) += leds-hackkit.o
obj-$(CONFIG_SA1100_JORNADA720) += jornada720.o
obj-$(CONFIG_SA1100_JORNADA720_SSP) += jornada720_ssp.o
obj-$(CONFIG_SA1100_LART) += lart.o
-led-$(CONFIG_SA1100_LART) += leds-lart.o
obj-$(CONFIG_SA1100_NANOENGINE) += nanoengine.o
obj-$(CONFIG_PCI_NANOENGINE) += pci-nanoengine.o
@@ -46,9 +40,6 @@ obj-$(CONFIG_SA1100_SHANNON) += shannon.o
obj-$(CONFIG_SA1100_SIMPAD) += simpad.o
-# LEDs support
-obj-$(CONFIG_LEDS) += $(led-y)
-
# Miscellaneous functions
obj-$(CONFIG_PM) += pm.o sleep.o
obj-$(CONFIG_SA1100_SSP) += ssp.o
diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c
index 26257df..d40a748 100644
--- a/arch/arm/mach-sa1100/assabet.c
+++ b/arch/arm/mach-sa1100/assabet.c
@@ -19,6 +19,8 @@
#include <linux/mtd/partitions.h>
#include <linux/delay.h>
#include <linux/mm.h>
+#include <linux/leds.h>
+#include <linux/slab.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
@@ -445,6 +447,87 @@ static void __init assabet_map_io(void)
sa1100_register_uart(2, 3);
}
+/* LEDs */
+struct assabet_led {
+ struct led_classdev cdev;
+ u32 mask;
+};
+
+/*
+ * The triggers lines up below will only be used if the
+ * LED triggers are compiled in.
+ */
+static const struct {
+ const char *name;
+ const char *trigger;
+} assabet_leds[] = {
+ { "assabet:red", "cpu",},
+ { "assabet:green", "heartbeat", },
+};
+
+/*
+ * The LED control in Assabet is reversed:
+ * - setting bit means turn off LED
+ * - clearing bit means turn on LED
+ */
+static void assabet_led_set(struct led_classdev *cdev,
+ enum led_brightness b)
+{
+ struct assabet_led *led = container_of(cdev,
+ struct assabet_led, cdev);
+
+ if (b != LED_OFF)
+ ASSABET_BCR_clear(led->mask);
+ else
+ ASSABET_BCR_set(led->mask);
+}
+
+static enum led_brightness assabet_led_get(struct led_classdev *cdev)
+{
+ struct assabet_led *led = container_of(cdev,
+ struct assabet_led, cdev);
+
+ return (ASSABET_BCR & led->mask) ? LED_OFF : LED_FULL;
+}
+
+static int __init assabet_leds_init(void)
+{
+ int i;
+
+ if (!machine_is_assabet())
+ return -ENODEV;
+
+ for (i = 0; i < ARRAY_SIZE(assabet_leds); i++) {
+ struct assabet_led *led;
+
+ led = kzalloc(sizeof(*led), GFP_KERNEL);
+ if (!led)
+ break;
+
+ led->cdev.name = assabet_leds[i].name;
+ led->cdev.brightness_set = assabet_led_set;
+ led->cdev.brightness_get = assabet_led_get;
+ led->cdev.default_trigger = assabet_leds[i].trigger;
+
+ if (!i)
+ led->mask = ASSABET_BCR_LED_RED;
+ else
+ led->mask = ASSABET_BCR_LED_GREEN;
+
+ if (led_classdev_register(NULL, &led->cdev) < 0) {
+ kfree(led);
+ break;
+ }
+ }
+
+ return 0;
+}
+
+/*
+ * Since we may have triggers on any subsystem, defer registration
+ * until after subsystem_init.
+ */
+fs_initcall(assabet_leds_init);
MACHINE_START(ASSABET, "Intel-Assabet")
.boot_params = 0xc0000100,
diff --git a/arch/arm/mach-sa1100/badge4.c b/arch/arm/mach-sa1100/badge4.c
index b4311b0..90097e8 100644
--- a/arch/arm/mach-sa1100/badge4.c
+++ b/arch/arm/mach-sa1100/badge4.c
@@ -22,6 +22,8 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/errno.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
@@ -69,8 +71,36 @@ static struct platform_device sa1111_device = {
.resource = sa1111_resources,
};
+/* LEDs */
+struct gpio_led badge4_gpio_leds[] = {
+ {
+ .name = "badge4:red",
+ .default_trigger = "heartbeat",
+ .gpio = 7,
+ },
+ {
+ .name = "badge4:green",
+ .default_trigger = "cpu",
+ .gpio = 9,
+ },
+};
+
+static struct gpio_led_platform_data badge4_gpio_led_info = {
+ .leds = badge4_gpio_leds,
+ .num_leds = ARRAY_SIZE(badge4_gpio_leds),
+};
+
+static struct platform_device badge4_leds = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &badge4_gpio_led_info,
+ }
+};
+
static struct platform_device *devices[] __initdata = {
&sa1111_device,
+ &badge4_leds;
};
static int __init badge4_sa1111_init(void)
diff --git a/arch/arm/mach-sa1100/cerf.c b/arch/arm/mach-sa1100/cerf.c
index 7f3da4b..29c099d 100644
--- a/arch/arm/mach-sa1100/cerf.c
+++ b/arch/arm/mach-sa1100/cerf.c
@@ -17,6 +17,8 @@
#include <linux/irq.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
#include <asm/irq.h>
#include <mach/hardware.h>
@@ -47,8 +49,48 @@ static struct platform_device cerfuart2_device = {
.resource = cerfuart2_resources,
};
+/* LEDs */
+struct gpio_led cerf_gpio_leds[] = {
+ {
+ .name = "cerf:d0",
+ .default_trigger = "heartbeat",
+ .gpio = 0,
+ },
+ {
+ .name = "cerf:d1",
+ .default_trigger = "cpu",
+ .gpio = 1,
+ },
+ {
+ .name = "cerf:d2",
+ .default_trigger = "default-on",
+ .gpio = 2,
+ },
+ {
+ .name = "cerf:d3",
+ .default_trigger = "default-on",
+ .gpio = 3,
+ },
+
+};
+
+static struct gpio_led_platform_data cerf_gpio_led_info = {
+ .leds = cerf_gpio_leds,
+ .num_leds = ARRAY_SIZE(cerf_gpio_leds),
+};
+
+static struct platform_device cerf_leds = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &cerf_gpio_led_info,
+ }
+};
+
+
static struct platform_device *cerf_devices[] __initdata = {
&cerfuart2_device,
+ &cerf_leds,
};
#ifdef CONFIG_SA1100_CERF_FLASH_32MB
diff --git a/arch/arm/mach-sa1100/hackkit.c b/arch/arm/mach-sa1100/hackkit.c
index db5e434..1661f2e 100644
--- a/arch/arm/mach-sa1100/hackkit.c
+++ b/arch/arm/mach-sa1100/hackkit.c
@@ -21,6 +21,10 @@
#include <linux/serial_core.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
+#include <linux/tty.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
+#include <linux/platform_device.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
@@ -185,9 +189,37 @@ static struct resource hackkit_flash_resource = {
.flags = IORESOURCE_MEM,
};
+/* LEDs */
+struct gpio_led hackkit_gpio_leds[] = {
+ {
+ .name = "hackkit:red",
+ .default_trigger = "cpu",
+ .gpio = 22,
+ },
+ {
+ .name = "hackkit:green",
+ .default_trigger = "heartbeat",
+ .gpio = 23,
+ },
+};
+
+static struct gpio_led_platform_data hackkit_gpio_led_info = {
+ .leds = hackkit_gpio_leds,
+ .num_leds = ARRAY_SIZE(hackkit_gpio_leds),
+};
+
+static struct platform_device hackkit_leds = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &hackkit_gpio_led_info,
+ }
+};
+
static void __init hackkit_init(void)
{
sa11x0_register_mtd(&hackkit_flash_data, &hackkit_flash_resource, 1);
+ platform_device_register(&hackkit_leds);
}
/**********************************************************************
diff --git a/arch/arm/mach-sa1100/lart.c b/arch/arm/mach-sa1100/lart.c
index 7b9556b..1678fa5 100644
--- a/arch/arm/mach-sa1100/lart.c
+++ b/arch/arm/mach-sa1100/lart.c
@@ -5,6 +5,9 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/tty.h>
+#include <linux/gpio.h>
+#include <linux/leds.h>
+#include <linux/platform_device.h>
#include <mach/hardware.h>
#include <asm/setup.h>
@@ -45,6 +48,27 @@ static struct map_desc lart_io_desc[] __initdata = {
}
};
+/* LEDs */
+struct gpio_led lart_gpio_leds[] = {
+ {
+ .name = "lart:red",
+ .default_trigger = "cpu",
+ .gpio = 23,
+ },
+};
+
+static struct gpio_led_platform_data lart_gpio_led_info = {
+ .leds = lart_gpio_leds,
+ .num_leds = ARRAY_SIZE(lart_gpio_leds),
+};
+
+static struct platform_device lart_leds = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &lart_gpio_led_info,
+ }
+};
static void __init lart_map_io(void)
{
sa1100_map_io();
@@ -58,6 +82,8 @@ static void __init lart_map_io(void)
GPDR |= GPIO_UART_TXD;
GPDR &= ~GPIO_UART_RXD;
PPAR |= PPAR_UPR;
+
+ platform_device_register(&lart_leds);
}
MACHINE_START(LART, "LART")
diff --git a/arch/arm/mach-sa1100/leds-assabet.c b/arch/arm/mach-sa1100/leds-assabet.c
deleted file mode 100644
index 64e9b4b..0000000
--- a/arch/arm/mach-sa1100/leds-assabet.c
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * linux/arch/arm/mach-sa1100/leds-assabet.c
- *
- * Copyright (C) 2000 John Dorsey <john+@cs.cmu.edu>
- *
- * Original (leds-footbridge.c) by Russell King
- *
- * Assabet uses the LEDs as follows:
- * - Green - toggles state every 50 timer interrupts
- * - Red - on if system is not idle
- */
-#include <linux/init.h>
-
-#include <mach/hardware.h>
-#include <asm/leds.h>
-#include <asm/system.h>
-#include <mach/assabet.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;
-
-#define ASSABET_BCR_LED_MASK (ASSABET_BCR_LED_GREEN | ASSABET_BCR_LED_RED)
-
-void assabet_leds_event(led_event_t evt)
-{
- unsigned long flags;
-
- local_irq_save(flags);
-
- switch (evt) {
- case led_start:
- hw_led_state = ASSABET_BCR_LED_RED | ASSABET_BCR_LED_GREEN;
- led_state = LED_STATE_ENABLED;
- break;
-
- case led_stop:
- led_state &= ~LED_STATE_ENABLED;
- hw_led_state = ASSABET_BCR_LED_RED | ASSABET_BCR_LED_GREEN;
- ASSABET_BCR_frob(ASSABET_BCR_LED_MASK, hw_led_state);
- break;
-
- case led_claim:
- led_state |= LED_STATE_CLAIMED;
- hw_led_state = ASSABET_BCR_LED_RED | ASSABET_BCR_LED_GREEN;
- break;
-
- case led_release:
- led_state &= ~LED_STATE_CLAIMED;
- hw_led_state = ASSABET_BCR_LED_RED | ASSABET_BCR_LED_GREEN;
- break;
-
-#ifdef CONFIG_LEDS_TIMER
- case led_timer:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state ^= ASSABET_BCR_LED_GREEN;
- break;
-#endif
-
-#ifdef CONFIG_LEDS_CPU
- case led_idle_start:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state |= ASSABET_BCR_LED_RED;
- break;
-
- case led_idle_end:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state &= ~ASSABET_BCR_LED_RED;
- break;
-#endif
-
- case led_halted:
- break;
-
- case led_green_on:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state &= ~ASSABET_BCR_LED_GREEN;
- break;
-
- case led_green_off:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state |= ASSABET_BCR_LED_GREEN;
- break;
-
- case led_amber_on:
- break;
-
- case led_amber_off:
- break;
-
- case led_red_on:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state &= ~ASSABET_BCR_LED_RED;
- break;
-
- case led_red_off:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state |= ASSABET_BCR_LED_RED;
- break;
-
- default:
- break;
- }
-
- if (led_state & LED_STATE_ENABLED)
- ASSABET_BCR_frob(ASSABET_BCR_LED_MASK, hw_led_state);
-
- local_irq_restore(flags);
-}
diff --git a/arch/arm/mach-sa1100/leds-badge4.c b/arch/arm/mach-sa1100/leds-badge4.c
deleted file mode 100644
index cf1e384..0000000
--- a/arch/arm/mach-sa1100/leds-badge4.c
+++ /dev/null
@@ -1,111 +0,0 @@
-/*
- * linux/arch/arm/mach-sa1100/leds-badge4.c
- *
- * Author: Christopher Hoover <ch@hpl.hp.com>
- * Copyright (C) 2002 Hewlett-Packard Company
- *
- * 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/init.h>
-
-#include <mach/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;
-
-#define LED_RED GPIO_GPIO(7)
-#define LED_GREEN GPIO_GPIO(9)
-#define LED_MASK (LED_RED|LED_GREEN)
-
-#define LED_IDLE LED_GREEN
-#define LED_TIMER LED_RED
-
-void badge4_leds_event(led_event_t evt)
-{
- unsigned long flags;
-
- local_irq_save(flags);
-
- switch (evt) {
- case led_start:
- GPDR |= LED_MASK;
- hw_led_state = LED_MASK;
- led_state = LED_STATE_ENABLED;
- break;
-
- case led_stop:
- led_state &= ~LED_STATE_ENABLED;
- break;
-
- case led_claim:
- led_state |= LED_STATE_CLAIMED;
- hw_led_state = LED_MASK;
- break;
-
- case led_release:
- led_state &= ~LED_STATE_CLAIMED;
- hw_led_state = LED_MASK;
- break;
-
-#ifdef CONFIG_LEDS_TIMER
- case led_timer:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state ^= LED_TIMER;
- break;
-#endif
-
-#ifdef CONFIG_LEDS_CPU
- case led_idle_start:
- /* LED off when system is idle */
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state &= ~LED_IDLE;
- break;
-
- case led_idle_end:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state |= LED_IDLE;
- break;
-#endif
-
- case led_red_on:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state &= ~LED_RED;
- break;
-
- case led_red_off:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state |= LED_RED;
- break;
-
- case led_green_on:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state &= ~LED_GREEN;
- break;
-
- case led_green_off:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state |= LED_GREEN;
- break;
-
- default:
- break;
- }
-
- if (led_state & LED_STATE_ENABLED) {
- GPSR = hw_led_state;
- GPCR = hw_led_state ^ LED_MASK;
- }
-
- local_irq_restore(flags);
-}
diff --git a/arch/arm/mach-sa1100/leds-cerf.c b/arch/arm/mach-sa1100/leds-cerf.c
deleted file mode 100644
index 259b48e..0000000
--- a/arch/arm/mach-sa1100/leds-cerf.c
+++ /dev/null
@@ -1,110 +0,0 @@
-/*
- * linux/arch/arm/mach-sa1100/leds-cerf.c
- *
- * Author: ???
- */
-#include <linux/init.h>
-
-#include <mach/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;
-
-#define LED_D0 GPIO_GPIO(0)
-#define LED_D1 GPIO_GPIO(1)
-#define LED_D2 GPIO_GPIO(2)
-#define LED_D3 GPIO_GPIO(3)
-#define LED_MASK (LED_D0|LED_D1|LED_D2|LED_D3)
-
-void cerf_leds_event(led_event_t evt)
-{
- unsigned long flags;
-
- local_irq_save(flags);
-
- switch (evt) {
- case led_start:
- hw_led_state = LED_MASK;
- led_state = LED_STATE_ENABLED;
- break;
-
- case led_stop:
- led_state &= ~LED_STATE_ENABLED;
- break;
-
- case led_claim:
- led_state |= LED_STATE_CLAIMED;
- hw_led_state = LED_MASK;
- break;
- case led_release:
- led_state &= ~LED_STATE_CLAIMED;
- hw_led_state = LED_MASK;
- break;
-
-#ifdef CONFIG_LEDS_TIMER
- case led_timer:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state ^= LED_D0;
- break;
-#endif
-
-#ifdef CONFIG_LEDS_CPU
- case led_idle_start:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state &= ~LED_D1;
- break;
-
- case led_idle_end:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state |= LED_D1;
- break;
-#endif
- case led_green_on:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state &= ~LED_D2;
- break;
-
- case led_green_off:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state |= LED_D2;
- break;
-
- case led_amber_on:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state &= ~LED_D3;
- break;
-
- case led_amber_off:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state |= LED_D3;
- break;
-
- case led_red_on:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state &= ~LED_D1;
- break;
-
- case led_red_off:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state |= LED_D1;
- break;
-
- default:
- break;
- }
-
- if (led_state & LED_STATE_ENABLED) {
- GPSR = hw_led_state;
- GPCR = hw_led_state ^ LED_MASK;
- }
-
- local_irq_restore(flags);
-}
diff --git a/arch/arm/mach-sa1100/leds-hackkit.c b/arch/arm/mach-sa1100/leds-hackkit.c
deleted file mode 100644
index 2bce137..0000000
--- a/arch/arm/mach-sa1100/leds-hackkit.c
+++ /dev/null
@@ -1,112 +0,0 @@
-/*
- * linux/arch/arm/mach-sa1100/leds-hackkit.c
- *
- * based on leds-lart.c
- *
- * (C) Erik Mouw (J.A.K.Mouw at its.tudelft.nl), April 21, 2000
- * (C) Stefan Eletzhofer <stefan.eletzhofer@eletztrick.de>, 2002
- *
- * The HackKit has two leds (GPIO 22/23). The red led (gpio 22) is used
- * as cpu led, the green one is used as timer led.
- */
-#include <linux/init.h>
-
-#include <mach/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;
-
-#define LED_GREEN GPIO_GPIO23
-#define LED_RED GPIO_GPIO22
-#define LED_MASK (LED_RED | LED_GREEN)
-
-void hackkit_leds_event(led_event_t evt)
-{
- unsigned long flags;
-
- local_irq_save(flags);
-
- switch(evt) {
- case led_start:
- /* pin 22/23 are outputs */
- GPDR |= LED_MASK;
- hw_led_state = LED_MASK;
- led_state = LED_STATE_ENABLED;
- break;
-
- case led_stop:
- led_state &= ~LED_STATE_ENABLED;
- break;
-
- case led_claim:
- led_state |= LED_STATE_CLAIMED;
- hw_led_state = LED_MASK;
- break;
-
- case led_release:
- led_state &= ~LED_STATE_CLAIMED;
- hw_led_state = LED_MASK;
- break;
-
-#ifdef CONFIG_LEDS_TIMER
- case led_timer:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state ^= LED_GREEN;
- break;
-#endif
-
-#ifdef CONFIG_LEDS_CPU
- case led_idle_start:
- /* The LART people like the LED to be off when the
- system is idle... */
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state &= ~LED_RED;
- break;
-
- case led_idle_end:
- /* ... and on if the system is not idle */
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state |= LED_RED;
- break;
-#endif
-
- case led_red_on:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state &= ~LED_RED;
- break;
-
- case led_red_off:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state |= LED_RED;
- break;
-
- case led_green_on:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state &= ~LED_GREEN;
- break;
-
- case led_green_off:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state |= LED_GREEN;
- break;
-
- default:
- break;
- }
-
- /* Now set the GPIO state, or nothing will happen at all */
- if (led_state & LED_STATE_ENABLED) {
- GPSR = hw_led_state;
- GPCR = hw_led_state ^ LED_MASK;
- }
-
- local_irq_restore(flags);
-}
diff --git a/arch/arm/mach-sa1100/leds-lart.c b/arch/arm/mach-sa1100/leds-lart.c
deleted file mode 100644
index 0505a1f..0000000
--- a/arch/arm/mach-sa1100/leds-lart.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/*
- * linux/arch/arm/mach-sa1100/leds-lart.c
- *
- * (C) Erik Mouw (J.A.K.Mouw at its.tudelft.nl), April 21, 2000
- *
- * LART uses the LED as follows:
- * - GPIO23 is the LED, on if system is not idle
- * You can use both CONFIG_LEDS_CPU and CONFIG_LEDS_TIMER at the same
- * time, but in that case the timer events will still dictate the
- * pace of the LED.
- */
-#include <linux/init.h>
-
-#include <mach/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;
-
-#define LED_23 GPIO_GPIO23
-#define LED_MASK (LED_23)
-
-void lart_leds_event(led_event_t evt)
-{
- unsigned long flags;
-
- local_irq_save(flags);
-
- switch(evt) {
- case led_start:
- /* pin 23 is output pin */
- GPDR |= LED_23;
- hw_led_state = LED_MASK;
- led_state = LED_STATE_ENABLED;
- break;
-
- case led_stop:
- led_state &= ~LED_STATE_ENABLED;
- break;
-
- case led_claim:
- led_state |= LED_STATE_CLAIMED;
- hw_led_state = LED_MASK;
- break;
-
- case led_release:
- led_state &= ~LED_STATE_CLAIMED;
- hw_led_state = LED_MASK;
- break;
-
-#ifdef CONFIG_LEDS_TIMER
- case led_timer:
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state ^= LED_23;
- break;
-#endif
-
-#ifdef CONFIG_LEDS_CPU
- case led_idle_start:
- /* The LART people like the LED to be off when the
- system is idle... */
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state &= ~LED_23;
- break;
-
- case led_idle_end:
- /* ... and on if the system is not idle */
- if (!(led_state & LED_STATE_CLAIMED))
- hw_led_state |= LED_23;
- break;
-#endif
-
- case led_red_on:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state &= ~LED_23;
- break;
-
- case led_red_off:
- if (led_state & LED_STATE_CLAIMED)
- hw_led_state |= LED_23;
- break;
-
- default:
- break;
- }
-
- /* Now set the GPIO state, or nothing will happen at all */
- if (led_state & LED_STATE_ENABLED) {
- GPSR = hw_led_state;
- GPCR = hw_led_state ^ LED_MASK;
- }
-
- local_irq_restore(flags);
-}
diff --git a/arch/arm/mach-sa1100/leds.c b/arch/arm/mach-sa1100/leds.c
deleted file mode 100644
index 5fe71a0..0000000
--- a/arch/arm/mach-sa1100/leds.c
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * linux/arch/arm/mach-sa1100/leds.c
- *
- * SA1100 LEDs dispatcher
- *
- * Copyright (C) 2001 Nicolas Pitre
- */
-#include <linux/compiler.h>
-#include <linux/init.h>
-
-#include <asm/leds.h>
-#include <asm/mach-types.h>
-
-#include "leds.h"
-
-static int __init
-sa1100_leds_init(void)
-{
- if (machine_is_assabet())
- leds_event = assabet_leds_event;
- if (machine_is_consus())
- leds_event = consus_leds_event;
- if (machine_is_badge4())
- leds_event = badge4_leds_event;
- if (machine_is_brutus())
- leds_event = brutus_leds_event;
- if (machine_is_cerf())
- leds_event = cerf_leds_event;
- if (machine_is_flexanet())
- leds_event = flexanet_leds_event;
- if (machine_is_graphicsclient())
- leds_event = graphicsclient_leds_event;
- if (machine_is_hackkit())
- leds_event = hackkit_leds_event;
- if (machine_is_lart())
- leds_event = lart_leds_event;
- if (machine_is_pfs168())
- leds_event = pfs168_leds_event;
- if (machine_is_graphicsmaster())
- leds_event = graphicsmaster_leds_event;
- if (machine_is_adsbitsy())
- leds_event = adsbitsy_leds_event;
- if (machine_is_pt_system3())
- leds_event = system3_leds_event;
-
- leds_event(led_start);
- return 0;
-}
-
-core_initcall(sa1100_leds_init);
diff --git a/arch/arm/mach-sa1100/leds.h b/arch/arm/mach-sa1100/leds.h
deleted file mode 100644
index 776b602..0000000
--- a/arch/arm/mach-sa1100/leds.h
+++ /dev/null
@@ -1,13 +0,0 @@
-extern void assabet_leds_event(led_event_t evt);
-extern void badge4_leds_event(led_event_t evt);
-extern void consus_leds_event(led_event_t evt);
-extern void brutus_leds_event(led_event_t evt);
-extern void cerf_leds_event(led_event_t evt);
-extern void flexanet_leds_event(led_event_t evt);
-extern void graphicsclient_leds_event(led_event_t evt);
-extern void hackkit_leds_event(led_event_t evt);
-extern void lart_leds_event(led_event_t evt);
-extern void pfs168_leds_event(led_event_t evt);
-extern void graphicsmaster_leds_event(led_event_t evt);
-extern void adsbitsy_leds_event(led_event_t evt);
-extern void system3_leds_event(led_event_t evt);
--
1.7.5
next prev parent reply other threads:[~2011-08-03 9:34 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-03 9:34 [PATCH v2 00/17] Introduce a led trigger for CPU activity and consolidate LED driver in ARM Bryan Wu
2011-08-03 9:34 ` [PATCH 01/17] leds: create a trigger for CPU activity Bryan Wu
2011-08-03 10:23 ` Michał Mirosław
2011-08-04 9:18 ` Bryan Wu
2011-08-03 10:28 ` Jamie Iles
2011-08-03 15:22 ` Linus Walleij
2011-08-03 15:30 ` Jamie Iles
2011-08-03 16:02 ` Jochen Friedrich
2011-08-03 16:12 ` Linus Walleij
2011-08-05 9:48 ` Bryan Wu
2011-08-03 9:34 ` [PATCH 02/17] arm: at91: convert old leds drivers to gpio_led and led_trigger drivers Bryan Wu
2011-08-03 9:34 ` [PATCH 03/17] mach-realview and mach-versatile: retire custom LED code Bryan Wu
2011-08-03 11:59 ` Russell King - ARM Linux
2011-08-17 11:06 ` Bryan Wu
2011-08-03 9:34 ` [PATCH 04/17] mach-ks8695: remove leds driver, since nobody use it Bryan Wu
2011-08-03 9:34 ` [PATCH 05/17] mach-shark: retire custom LED code Bryan Wu
2011-08-03 9:34 ` [PATCH 06/17] mach-orion5x: convert custom LED code to gpio_led and LED CPU trigger Bryan Wu
2011-08-03 9:34 ` [PATCH 07/17] mach-integrator: introduce cm_read function helper to read CM_CTRL register Bryan Wu
2011-08-03 11:29 ` Sergei Shtylyov
2011-08-04 8:54 ` Bryan Wu
2011-08-03 11:30 ` Sergei Shtylyov
2011-08-03 9:34 ` [PATCH 08/17] mach-integrator: retire custom LED code Bryan Wu
2011-08-03 9:34 ` [PATCH 09/17] mach-clps711x: retire custom LED code of P720T machine Bryan Wu
2011-08-03 9:34 ` [PATCH 10/17] mach-ebsa110: retire custom LED code Bryan Wu
2011-08-03 9:34 ` [PATCH 11/17] mach-footbridge: " Bryan Wu
2011-08-03 9:34 ` [PATCH 12/17] mach-pxa: " Bryan Wu
2011-08-03 9:34 ` [PATCH 13/17] plat-samsung: remove including old leds event API header file Bryan Wu
2011-08-03 9:34 ` [PATCH 14/17] mach-pnx4008: " Bryan Wu
2011-08-03 9:34 ` [PATCH 15/17] mach-omap1: retire custom LED code Bryan Wu
2011-08-03 9:34 ` Bryan Wu [this message]
2011-08-03 9:34 ` [PATCH 17/17] ARM: use new LEDS CPU trigger stub to replace old one Bryan Wu
-- strict thread matches above, loose matches on Subject: below --
2011-07-06 12:34 [PATCH 00/17] Introduce a led trigger for CPU activity Bryan Wu
2011-07-06 12:34 ` [PATCH 16/17] mach-sa1100: retire custom LED code Bryan Wu
2011-07-06 14:04 ` Jochen Friedrich
2011-07-07 13:40 ` Bryan Wu
2011-07-07 16:23 ` Jochen Friedrich
2011-07-08 3:00 ` Bryan Wu
2011-07-08 16:10 ` Jochen Friedrich
2011-07-08 17:07 ` Russell King - ARM Linux
2011-07-10 9:24 ` Russell King - ARM Linux
2011-07-11 8:28 ` Jochen Friedrich
2011-07-11 14:38 ` Bryan Wu
2011-07-11 14:36 ` Bryan Wu
2011-07-11 21:09 ` Russell King - ARM Linux
2011-07-11 21:52 ` Arnd Bergmann
2011-07-12 0:31 ` Bryan Wu
2011-07-12 7:30 ` Russell King - ARM Linux
2011-07-12 12:52 ` Arnd Bergmann
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