From 509bd4764c110b89bb3d09a5b6621fd31dc58044 Mon Sep 17 00:00:00 2001 From: Lukasz Majewski Date: Mon, 27 Sep 2010 14:32:24 +0200 Subject: [PATCH] mfd: Support for ICs compliant with max8998 Signed-off-by: Lukasz Majewski Signed-off-by: Kyungmin Park Acked-by: Mark Brown Acked-by: Liam Girdwood Signed-off-by: Samuel Ortiz --- drivers/mfd/max8998.c | 5 +++-- include/linux/mfd/max8998-private.h | 11 +++++++++++ 2 files changed, 14 insertions(+), 2 deletions(-) diff --git a/drivers/mfd/max8998.c b/drivers/mfd/max8998.c index 310fd805..a720f41 100644 --- a/drivers/mfd/max8998.c +++ b/drivers/mfd/max8998.c @@ -133,6 +133,7 @@ static int max8998_i2c_probe(struct i2c_client *i2c, max8998->dev = &i2c->dev; max8998->i2c = i2c; max8998->irq = i2c->irq; + max8998->type = id->driver_data; if (pdata) { max8998->ono = pdata->ono; max8998->irq_base = pdata->irq_base; @@ -169,8 +170,8 @@ static int max8998_i2c_remove(struct i2c_client *i2c) } static const struct i2c_device_id max8998_i2c_id[] = { - { "max8998", 0 }, - { "lp3974", 0 }, + { "max8998", TYPE_MAX8998 }, + { "lp3974", TYPE_LP3974}, { } }; MODULE_DEVICE_TABLE(i2c, max8998_i2c_id); diff --git a/include/linux/mfd/max8998-private.h b/include/linux/mfd/max8998-private.h index 170f665..0ff4211 100644 --- a/include/linux/mfd/max8998-private.h +++ b/include/linux/mfd/max8998-private.h @@ -101,6 +101,13 @@ enum { MAX8998_IRQ_NR, }; +/* MAX8998 various variants */ +enum { + TYPE_MAX8998 = 0, /* Default */ + TYPE_LP3974, /* National version of MAX8998 */ + TYPE_LP3979, /* Added AVS */ +}; + #define MAX8998_IRQ_DCINF_MASK (1 << 2) #define MAX8998_IRQ_DCINR_MASK (1 << 3) #define MAX8998_IRQ_JIGF_MASK (1 << 4) @@ -123,6 +130,8 @@ enum { #define MAX8998_IRQ_LOBAT1_MASK (1 << 0) #define MAX8998_IRQ_LOBAT2_MASK (1 << 1) +#define MAX8998_ENRAMP (1 << 4) + /** * struct max8998_dev - max8998 master device for sub-drivers * @dev: master device of the chip (can be used to access platform data) @@ -135,6 +144,7 @@ enum { * @ono: power onoff IRQ number for max8998 * @irq_masks_cur: currently active value * @irq_masks_cache: cached hardware value + * @type: indicate which max8998 "variant" is used */ struct max8998_dev { struct device *dev; @@ -148,6 +158,7 @@ struct max8998_dev { int ono; u8 irq_masks_cur[MAX8998_NUM_IRQ_REGS]; u8 irq_masks_cache[MAX8998_NUM_IRQ_REGS]; + int type; }; int max8998_irq_init(struct max8998_dev *max8998); -- 2.7.4