diff options
author | Ben Dooks <ben@simtec.co.uk> | 2009-07-18 10:12:28 +0100 |
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committer | Ben Dooks <ben-linux@fluff.org> | 2009-07-18 10:15:54 +0100 |
commit | bff78650a2b0ed42b8fb134b6a9b387e00027d67 (patch) | |
tree | 63eb51aafad3f5f8039d9c8a9847c599e7ff95d8 /arch | |
parent | e170adcb406504b8acd35554c69830c11916be1f (diff) | |
download | linux-stable-bff78650a2b0ed42b8fb134b6a9b387e00027d67.tar.gz linux-stable-bff78650a2b0ed42b8fb134b6a9b387e00027d67.tar.bz2 linux-stable-bff78650a2b0ed42b8fb134b6a9b387e00027d67.zip |
ARM: HWMON: S3C24XX series ADC driver
Add support for the ADC controller on the S3C series of processors to
drivers/hwmon for use with hardware monitoring systems.
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Acked-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/plat-s3c/include/plat/hwmon.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c/include/plat/hwmon.h b/arch/arm/plat-s3c/include/plat/hwmon.h new file mode 100644 index 000000000000..1ba88ea0aa31 --- /dev/null +++ b/arch/arm/plat-s3c/include/plat/hwmon.h @@ -0,0 +1,41 @@ +/* linux/arch/arm/plat-s3c/include/plat/hwmon.h + * + * Copyright 2005 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * http://armlinux.simtec.co.uk/ + * + * S3C - HWMon interface for ADC + * + * 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. +*/ + +#ifndef __ASM_ARCH_ADC_HWMON_H +#define __ASM_ARCH_ADC_HWMON_H __FILE__ + +/** + * s3c_hwmon_chcfg - channel configuration + * @name: The name to give this channel. + * @mult: Multiply the ADC value read by this. + * @div: Divide the value from the ADC by this. + * + * The value read from the ADC is converted to a value that + * hwmon expects (mV) by result = (value_read * @mult) / @div. + */ +struct s3c_hwmon_chcfg { + const char *name; + unsigned int mult; + unsigned int div; +}; + +/** + * s3c_hwmon_pdata - HWMON platform data + * @in: One configuration for each possible channel used. + */ +struct s3c_hwmon_pdata { + struct s3c_hwmon_chcfg *in[8]; +}; + +#endif /* __ASM_ARCH_ADC_HWMON_H */ + |