1 files changed, 0 insertions, 106 deletions
diff --git a/arch/ppc/syslib/m8xx_wdt.c b/arch/ppc/syslib/m8xx_wdt.c
deleted file mode 100644
index 2ddc857e7fc..00000000000
--- a/arch/ppc/syslib/m8xx_wdt.c
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * m8xx_wdt.c - MPC8xx watchdog driver
- *
- * Author: Florian Schirmer <jolt@tuxbox.org>
- *
- * 2002 (c) Florian Schirmer <jolt@tuxbox.org> This file is licensed under
- * the terms of the GNU General Public License version 2. This program
- * is licensed "as is" without any warranty of any kind, whether express
- * or implied.
- */
-
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <asm/8xx_immap.h>
-#include <syslib/m8xx_wdt.h>
-
-static int wdt_timeout;
-
-static irqreturn_t m8xx_wdt_interrupt(int, void *, struct pt_regs *);
-static struct irqaction m8xx_wdt_irqaction = {
-	.handler = m8xx_wdt_interrupt,
-	.name = "watchdog",
-};
-
-void m8xx_wdt_reset(void)
-{
-	volatile immap_t *imap = (volatile immap_t *)IMAP_ADDR;
-
-	imap->im_siu_conf.sc_swsr = 0x556c;	/* write magic1 */
-	imap->im_siu_conf.sc_swsr = 0xaa39;	/* write magic2 */
-}
-
-static irqreturn_t m8xx_wdt_interrupt(int irq, void *dev, struct pt_regs *regs)
-{
-	volatile immap_t *imap = (volatile immap_t *)IMAP_ADDR;
-
-	m8xx_wdt_reset();
-
-	imap->im_sit.sit_piscr |= PISCR_PS;	/* clear irq */
-
-	return IRQ_HANDLED;
-}
-
-void __init m8xx_wdt_handler_install(bd_t * binfo)
-{
-	volatile immap_t *imap = (volatile immap_t *)IMAP_ADDR;
-	u32 pitc;
-	u32 sypcr;
-	u32 pitrtclk;
-
-	sypcr = imap->im_siu_conf.sc_sypcr;
-
-	if (!(sypcr & 0x04)) {
-		printk(KERN_NOTICE "m8xx_wdt: wdt disabled (SYPCR: 0x%08X)\n",
-		       sypcr);
-		return;
-	}
-
-	m8xx_wdt_reset();
-
-	printk(KERN_NOTICE
-	       "m8xx_wdt: active wdt found (SWTC: 0x%04X, SWP: 0x%01X)\n",
-	       (sypcr >> 16), sypcr & 0x01);
-
-	wdt_timeout = (sypcr >> 16) & 0xFFFF;
-
-	if (!wdt_timeout)
-		wdt_timeout = 0xFFFF;
-
-	if (sypcr & 0x01)
-		wdt_timeout *= 2048;
-
-	/*
-	 * Fire trigger if half of the wdt ticked down 
-	 */
-
-	if (imap->im_sit.sit_rtcsc & RTCSC_38K)
-		pitrtclk = 9600;
-	else
-		pitrtclk = 8192;
-
-	if ((wdt_timeout) > (UINT_MAX / pitrtclk))
-		pitc = wdt_timeout / binfo->bi_intfreq * pitrtclk / 2;
-	else
-		pitc = pitrtclk * wdt_timeout / binfo->bi_intfreq / 2;
-
-	imap->im_sit.sit_pitc = pitc << 16;
-	imap->im_sit.sit_piscr =
-	    (mk_int_int_mask(PIT_INTERRUPT) << 8) | PISCR_PIE | PISCR_PTE;
-
-	if (setup_irq(PIT_INTERRUPT, &m8xx_wdt_irqaction))
-		panic("m8xx_wdt: error setting up the watchdog irq!");
-
-	printk(KERN_NOTICE
-	       "m8xx_wdt: keep-alive trigger installed (PITC: 0x%04X)\n", pitc);
-
-	wdt_timeout /= binfo->bi_intfreq;
-}
-
-int m8xx_wdt_get_timeout(void)
-{
-	return wdt_timeout;
-}