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-rw-r--r--arch/sh/kernel/pm.c88
1 files changed, 0 insertions, 88 deletions
diff --git a/arch/sh/kernel/pm.c b/arch/sh/kernel/pm.c
deleted file mode 100644
index 10ab62c9aed..00000000000
--- a/arch/sh/kernel/pm.c
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * Generic Power Management Routine
- *
- * Copyright (c) 2006 Andriy Skulysh <askulsyh@gmail.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License.
- */
-#include <linux/suspend.h>
-#include <linux/delay.h>
-#include <linux/gfp.h>
-#include <asm/freq.h>
-#include <asm/io.h>
-#include <asm/watchdog.h>
-#include <asm/pm.h>
-
-#define INTR_OFFSET 0x600
-
-#define STBCR 0xffffff82
-#define STBCR2 0xffffff88
-
-#define STBCR_STBY 0x80
-#define STBCR_MSTP2 0x04
-
-#define MCR 0xffffff68
-#define RTCNT 0xffffff70
-
-#define MCR_RMODE 2
-#define MCR_RFSH 4
-
-void pm_enter(void)
-{
- u8 stbcr, csr;
- u16 frqcr, mcr;
- u32 vbr_new, vbr_old;
-
- set_bl_bit();
-
- /* set wdt */
- csr = sh_wdt_read_csr();
- csr &= ~WTCSR_TME;
- csr |= WTCSR_CKS_4096;
- sh_wdt_write_csr(csr);
- csr = sh_wdt_read_csr();
- sh_wdt_write_cnt(0);
-
- /* disable PLL1 */
- frqcr = ctrl_inw(FRQCR);
- frqcr &= ~(FRQCR_PLLEN | FRQCR_PSTBY);
- ctrl_outw(frqcr, FRQCR);
-
- /* enable standby */
- stbcr = ctrl_inb(STBCR);
- ctrl_outb(stbcr | STBCR_STBY | STBCR_MSTP2, STBCR);
-
- /* set self-refresh */
- mcr = ctrl_inw(MCR);
- ctrl_outw(mcr & ~MCR_RFSH, MCR);
-
- /* set interrupt handler */
- asm volatile("stc vbr, %0" : "=r" (vbr_old));
- vbr_new = get_zeroed_page(GFP_ATOMIC);
- udelay(50);
- memcpy((void*)(vbr_new + INTR_OFFSET),
- &wakeup_start, &wakeup_end - &wakeup_start);
- asm volatile("ldc %0, vbr" : : "r" (vbr_new));
-
- ctrl_outw(0, RTCNT);
- ctrl_outw(mcr | MCR_RFSH | MCR_RMODE, MCR);
-
- cpu_sleep();
-
- asm volatile("ldc %0, vbr" : : "r" (vbr_old));
-
- free_page(vbr_new);
-
- /* enable PLL1 */
- frqcr = ctrl_inw(FRQCR);
- frqcr |= FRQCR_PSTBY;
- ctrl_outw(frqcr, FRQCR);
- udelay(50);
- frqcr |= FRQCR_PLLEN;
- ctrl_outw(frqcr, FRQCR);
-
- ctrl_outb(stbcr, STBCR);
-
- clear_bl_bit();
-}