1 files changed, 2 insertions, 65 deletions

diff --git a/arch/powerpc/platforms/44x/warp.c b/arch/powerpc/platforms/44x/warp.c
index cefa313c09f0..a5001d32f978 100644
--- a/arch/powerpc/platforms/44x/warp.c
+++ b/arch/powerpc/platforms/44x/warp.c
@@ -8,6 +8,7 @@
 #include <linux/err.h>
 #include <linux/init.h>
 #include <linux/of_platform.h>
+#include <linux/platform_device.h>
 #include <linux/kthread.h>
 #include <linux/leds.h>
 #include <linux/i2c.h>
@@ -41,22 +42,13 @@ static int __init warp_device_probe(void)
 }
 machine_device_initcall(warp, warp_device_probe);
 
-static int __init warp_probe(void)
-{
-	if (!of_machine_is_compatible("pika,warp"))
-		return 0;
-
-	return 1;
-}
-
 define_machine(warp) {
 	.name		= "Warp",
-	.probe 		= warp_probe,
+	.compatible	= "pika,warp",
 	.progress 	= udbg_progress,
 	.init_IRQ 	= uic_init_tree,
 	.get_irq 	= uic_get_irq,
 	.restart	= ppc4xx_reset_system,
-	.calibrate_decr = generic_calibrate_decr,
 };
 
 
@@ -92,45 +84,8 @@ static int __init warp_post_info(void)
 
 #ifdef CONFIG_SENSORS_AD7414
 
-static LIST_HEAD(dtm_shutdown_list);
 static void __iomem *dtm_fpga;
 
-struct dtm_shutdown {
-	struct list_head list;
-	void (*func)(void *arg);
-	void *arg;
-};
-
-int pika_dtm_register_shutdown(void (*func)(void *arg), void *arg)
-{
-	struct dtm_shutdown *shutdown;
-
-	shutdown = kmalloc(sizeof(struct dtm_shutdown), GFP_KERNEL);
-	if (shutdown == NULL)
-		return -ENOMEM;
-
-	shutdown->func = func;
-	shutdown->arg = arg;
-
-	list_add(&shutdown->list, &dtm_shutdown_list);
-
-	return 0;
-}
-
-int pika_dtm_unregister_shutdown(void (*func)(void *arg), void *arg)
-{
-	struct dtm_shutdown *shutdown;
-
-	list_for_each_entry(shutdown, &dtm_shutdown_list, list)
-		if (shutdown->func == func && shutdown->arg == arg) {
-			list_del(&shutdown->list);
-			kfree(shutdown);
-			return 0;
-		}
-
-	return -EINVAL;
-}
-
 #define WARP_GREEN_LED	0
 #define WARP_RED_LED	1
 
@@ -162,17 +117,12 @@ static struct platform_device warp_gpio_leds = {
 
 static irqreturn_t temp_isr(int irq, void *context)
 {
-	struct dtm_shutdown *shutdown;
 	int value = 1;
 
 	local_irq_disable();
 
 	gpiod_set_value(warp_gpio_led_pins[WARP_GREEN_LED].gpiod, 0);
 
-	/* Run through the shutdown list. */
-	list_for_each_entry(shutdown, &dtm_shutdown_list, list)
-		shutdown->func(shutdown->arg);
-
 	printk(KERN_EMERG "\n\nCritical Temperature Shutdown\n\n");
 
 	while (1) {
@@ -375,19 +325,6 @@ machine_late_initcall(warp, pika_dtm_start);
 
 #else /* !CONFIG_SENSORS_AD7414 */
 
-int pika_dtm_register_shutdown(void (*func)(void *arg), void *arg)
-{
-	return 0;
-}
-
-int pika_dtm_unregister_shutdown(void (*func)(void *arg), void *arg)
-{
-	return 0;
-}
-
 machine_late_initcall(warp, warp_post_info);
 
 #endif
-
-EXPORT_SYMBOL(pika_dtm_register_shutdown);
-EXPORT_SYMBOL(pika_dtm_unregister_shutdown);