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Diffstat (limited to 'arch/arm/mach-s3c2410/s3c2440-dsc.c')
-rw-r--r--arch/arm/mach-s3c2410/s3c2440-dsc.c54
1 files changed, 0 insertions, 54 deletions
diff --git a/arch/arm/mach-s3c2410/s3c2440-dsc.c b/arch/arm/mach-s3c2410/s3c2440-dsc.c
deleted file mode 100644
index c92ea66ba45e..000000000000
--- a/arch/arm/mach-s3c2410/s3c2440-dsc.c
+++ /dev/null
@@ -1,54 +0,0 @@
1/* linux/arch/arm/mach-s3c2410/s3c2440-dsc.c
2 *
3 * Copyright (c) 2004-2005 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
5 *
6 * Samsung S3C2440 Drive Strength Control support
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11*/
12
13#include <linux/kernel.h>
14#include <linux/types.h>
15#include <linux/interrupt.h>
16#include <linux/init.h>
17#include <linux/module.h>
18
19#include <asm/mach/arch.h>
20#include <asm/mach/map.h>
21#include <asm/mach/irq.h>
22
23#include <asm/hardware.h>
24#include <asm/io.h>
25#include <asm/irq.h>
26
27#include <asm/arch/regs-gpio.h>
28#include <asm/arch/regs-dsc.h>
29
30#include "cpu.h"
31#include "s3c2440.h"
32
33int s3c2440_set_dsc(unsigned int pin, unsigned int value)
34{
35 void __iomem *base;
36 unsigned long val;
37 unsigned long flags;
38 unsigned long mask;
39
40 base = (pin & S3C2440_SELECT_DSC1) ? S3C2440_DSC1 : S3C2440_DSC0;
41 mask = 3 << S3C2440_DSC_GETSHIFT(pin);
42
43 local_irq_save(flags);
44
45 val = __raw_readl(base);
46 val &= ~mask;
47 val |= value & mask;
48 __raw_writel(val, base);
49
50 local_irq_restore(flags);
51 return 0;
52}
53
54EXPORT_SYMBOL(s3c2440_set_dsc);