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mfd: Add sysfs attributes for Kontron PLD firmware revision

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This patch adds attributes to the Kontron PLD driver to allow
applications to retrieve firmware information.
Additionally the format has been changed to conform with the
representation in other Kontron software.

Signed-off-by: Michael Brunner <michael.brunner@kontron.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Michael Brunner
2014-04-08 08:21:06 +02:00
committed by Lee Jones
parent ed612a349c
commit 58a9e5b983
2 changed files with 110 additions and 21 deletions
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4
include/linux/mfd/kempld.h
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@@ -51,6 +51,8 @@
#define KEMPLD_TYPE_DEBUG 0x1
#define KEMPLD_TYPE_CUSTOM 0x2
#define KEMPLD_VERSION_LEN 10
/**
* struct kempld_info - PLD device information structure
* @major: PLD major revision
@@ -60,6 +62,7 @@
* @type: PLD type
* @spec_major: PLD FW specification major revision
* @spec_minor: PLD FW specification minor revision
* @version: PLD version string
*/
struct kempld_info {
unsigned int major;
@@ -69,6 +72,7 @@ struct kempld_info {
unsigned int type;
unsigned int spec_major;
unsigned int spec_minor;
char version[KEMPLD_VERSION_LEN];
};
/**