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mfd: Print ab8500 switch off cause 

Instead of just printing the register value, also output some
description of the value.

Signed-off-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Reviewed-by: Mattias Wallin <mattias.wallin@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Jonas Aaberg 2012-06-29 17:46:12 +02:00 committed by Samuel Ortiz
parent 5261e10119
commit b04c530c78
1 changed files with 23 additions and 1 deletions
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24
drivers/mfd/ab8500-core.c
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@ -1232,6 +1232,15 @@ static struct attribute_group ab9540_attr_group = {
static int __devinit ab8500_probe(struct platform_device *pdev) static int __devinit ab8500_probe(struct platform_device *pdev)
{ {
static char *switch_off_status[] = {
"Swoff bit programming",
"Thermal protection activation",
"Vbat lower then BattOk falling threshold",
"Watchdog expired",
"Non presence of 32kHz clock",
"Battery level lower than power on reset threshold",
"Power on key 1 pressed longer than 10 seconds",
"DB8500 thermal shutdown"};
struct ab8500_platform_data *plat = dev_get_platdata(&pdev->dev); struct ab8500_platform_data *plat = dev_get_platdata(&pdev->dev);
const struct platform_device_id *platid = platform_get_device_id(pdev); const struct platform_device_id *platid = platform_get_device_id(pdev);
enum ab8500_version version = AB8500_VERSION_UNDEFINED; enum ab8500_version version = AB8500_VERSION_UNDEFINED;
@ -1327,7 +1336,20 @@ static int __devinit ab8500_probe(struct platform_device *pdev)
AB8500_SWITCH_OFF_STATUS, &value); AB8500_SWITCH_OFF_STATUS, &value);
if (ret < 0) if (ret < 0)
return ret; return ret;
dev_info(ab8500->dev, "switch off status: %#x\n", value); dev_info(ab8500->dev, "switch off cause(s) (%#x): ", value);
if (value) {
for (i = 0; i < ARRAY_SIZE(switch_off_status); i++) {
if (value & 1)
printk(KERN_CONT " \"%s\"",
switch_off_status[i]);
value = value >> 1;
}
printk(KERN_CONT "\n");
} else {
printk(KERN_CONT " None\n");
}
if (plat && plat->init) if (plat && plat->init)
plat->init(ab8500); plat->init(ab8500);