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regulator: ab8500: Init debug from regulator driver

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The purpose of this patch is to guarantee that ab8500-debug will
record the regulator registers before they are modified by the
ab8500 regulator driver.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Lee Jones 2013-03-28 16:11:09 +00:00 committed by Mark Brown
parent 41a06aa738
commit da0b0c47dc
2 changed files with 24 additions and 0 deletions
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10
drivers/regulator/ab8500.c
View file

@ -911,6 +911,11 @@ static int ab8500_regulator_probe(struct platform_device *pdev)
return -EINVAL;
}
/* initialize debug (initial state is recorded with this call) */
err = ab8500_regulator_debug_init(pdev);
if (err)
return err;
/* initialize registers */
for (i = 0; i < pdata->num_reg_init; i++) {
int id, mask, value;
@ -961,6 +966,11 @@ static int ab8500_regulator_remove(struct platform_device *pdev)
if (err)
return err;
/* remove regulator debug */
err = ab8500_regulator_debug_exit(pdev);
if (err)
return err;
return 0;
}

14
include/linux/regulator/ab8500.h
View file

@ -178,4 +178,18 @@ inline int ab8500_ext_regulator_exit(struct platform_device *pdev)
}
#endif
#ifdef CONFIG_REGULATOR_AB8500_DEBUG
int ab8500_regulator_debug_init(struct platform_device *pdev);
int ab8500_regulator_debug_exit(struct platform_device *pdev);
#else
static inline int ab8500_regulator_debug_init(struct platform_device *pdev)
{
return 0;
}
static inline int ab8500_regulator_debug_exit(struct platform_device *pdev)
{
return 0;
}
#endif
#endif