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mfd: abx500-core: Provide an API to dump all ABx500 registers

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Some drivers can detect subsystem failures e.g. shared memory driver
can detect modem sub system failures. It would be helpful in analyzing
these failures if AB register dump is available at that point. This
patch adds the API for the drivers to dump AB registers in the kernel
log.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com>
Reviewed-by: Linus WALLEIJ <linus.walleij@stericsson.com>
Reviewed-by: Jonas ABERG <jonas.aberg@stericsson.com>
This commit is contained in:
Mian Yousaf Kaukab
2012-01-27 11:22:16 +01:00
committed by Lee Jones
parent c73db9f7a2
commit e0f4fec030
2 changed files with 18 additions and 0 deletions
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include/linux/mfd/abx500.h
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@@ -308,6 +308,7 @@ int abx500_mask_and_set_register_interruptible(struct device *dev, u8 bank,
int abx500_get_chip_id(struct device *dev);
int abx500_event_registers_startup_state_get(struct device *dev, u8 *event);
int abx500_startup_irq_enabled(struct device *dev, unsigned int irq);
void abx500_dump_all_banks(void);
struct abx500_ops {
int (*get_chip_id) (struct device *);
@@ -318,6 +319,7 @@ struct abx500_ops {
int (*mask_and_set_register) (struct device *, u8, u8, u8, u8);
int (*event_registers_startup_state_get) (struct device *, u8 *);
int (*startup_irq_enabled) (struct device *, unsigned int);
void (*dump_all_banks) (struct device *);
};
int abx500_register_ops(struct device *core_dev, struct abx500_ops *ops);