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authorMark Brown <broonie@opensource.wolfsonmicro.com>2011-01-19 11:22:54 +0000
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-01-19 11:22:54 +0000
commita1926d1745114789687ac029ae8c58944b7d2256 (patch)
treec303e75615e378451a80b97bfd2c1ba54029d9bb /arch/arm/mach-omap2/cm.c
parent492e917635a0fa05439bb562fd51577efc9cef30 (diff)
parent52fc43f7c1c416b114e88ff39635c36e67ef15b6 (diff)
Merge branch 'for-2.6.38' into for-2.6.39
Diffstat (limited to 'arch/arm/mach-omap2/cm.c')
-rw-r--r--arch/arm/mach-omap2/cm.c68
1 files changed, 0 insertions, 68 deletions
diff --git a/arch/arm/mach-omap2/cm.c b/arch/arm/mach-omap2/cm.c
deleted file mode 100644
index 721c3b66740..00000000000
--- a/arch/arm/mach-omap2/cm.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * OMAP2/3 CM module functions
- *
- * Copyright (C) 2009 Nokia Corporation
- * Paul Walmsley
- *
- * 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/kernel.h>
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/delay.h>
-#include <linux/spinlock.h>
-#include <linux/list.h>
-#include <linux/errno.h>
-#include <linux/err.h>
-#include <linux/io.h>
-
-#include <asm/atomic.h>
-
-#include <plat/common.h>
-
-#include "cm.h"
-#include "cm-regbits-24xx.h"
-#include "cm-regbits-34xx.h"
-
-static const u8 cm_idlest_offs[] = {
- CM_IDLEST1, CM_IDLEST2, OMAP2430_CM_IDLEST3
-};
-
-/**
- * omap2_cm_wait_idlest_ready - wait for a module to leave idle or standby
- * @prcm_mod: PRCM module offset
- * @idlest_id: CM_IDLESTx register ID (i.e., x = 1, 2, 3)
- * @idlest_shift: shift of the bit in the CM_IDLEST* register to check
- *
- * XXX document
- */
-int omap2_cm_wait_module_ready(s16 prcm_mod, u8 idlest_id, u8 idlest_shift)
-{
- int ena = 0, i = 0;
- u8 cm_idlest_reg;
- u32 mask;
-
- if (!idlest_id || (idlest_id > ARRAY_SIZE(cm_idlest_offs)))
- return -EINVAL;
-
- cm_idlest_reg = cm_idlest_offs[idlest_id - 1];
-
- mask = 1 << idlest_shift;
-
- if (cpu_is_omap24xx())
- ena = mask;
- else if (cpu_is_omap34xx())
- ena = 0;
- else
- BUG();
-
- /* XXX should be OMAP2 CM */
- omap_test_timeout(((cm_read_mod_reg(prcm_mod, cm_idlest_reg) & mask) == ena),
- MAX_MODULE_READY_TIME, i);
-
- return (i < MAX_MODULE_READY_TIME) ? 0 : -EBUSY;
-}
-