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Diffstat (limited to 'include/linux/regmap.h')
-rw-r--r--include/linux/regmap.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index e88649225a60..978abfbac617 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -461,6 +461,10 @@ struct regmap *__regmap_init_spmi_ext(struct spmi_device *dev,
const struct regmap_config *config,
struct lock_class_key *lock_key,
const char *lock_name);
+struct regmap *__regmap_init_w1(struct device *w1_dev,
+ const struct regmap_config *config,
+ struct lock_class_key *lock_key,
+ const char *lock_name);
struct regmap *__regmap_init_mmio_clk(struct device *dev, const char *clk_id,
void __iomem *regs,
const struct regmap_config *config,
@@ -493,6 +497,10 @@ struct regmap *__devm_regmap_init_spmi_ext(struct spmi_device *dev,
const struct regmap_config *config,
struct lock_class_key *lock_key,
const char *lock_name);
+struct regmap *__devm_regmap_init_w1(struct device *w1_dev,
+ const struct regmap_config *config,
+ struct lock_class_key *lock_key,
+ const char *lock_name);
struct regmap *__devm_regmap_init_mmio_clk(struct device *dev,
const char *clk_id,
void __iomem *regs,
@@ -597,6 +605,19 @@ int regmap_attach_dev(struct device *dev, struct regmap *map,
dev, config)
/**
+ * regmap_init_w1() - Initialise register map
+ *
+ * @w1_dev: Device that will be interacted with
+ * @config: Configuration for register map
+ *
+ * The return value will be an ERR_PTR() on error or a valid pointer to
+ * a struct regmap.
+ */
+#define regmap_init_w1(w1_dev, config) \
+ __regmap_lockdep_wrapper(__regmap_init_w1, #config, \
+ w1_dev, config)
+
+/**
* regmap_init_mmio_clk() - Initialise register map with register clock
*
* @dev: Device that will be interacted with
@@ -712,6 +733,19 @@ bool regmap_ac97_default_volatile(struct device *dev, unsigned int reg);
dev, config)
/**
+ * devm_regmap_init_w1() - Initialise managed register map
+ *
+ * @w1_dev: Device that will be interacted with
+ * @config: Configuration for register map
+ *
+ * The return value will be an ERR_PTR() on error or a valid pointer
+ * to a struct regmap. The regmap will be automatically freed by the
+ * device management code.
+ */
+#define devm_regmap_init_w1(w1_dev, config) \
+ __regmap_lockdep_wrapper(__devm_regmap_init_w1, #config, \
+ w1_dev, config)
+/**
* devm_regmap_init_mmio_clk() - Initialise managed register map with clock
*
* @dev: Device that will be interacted with
@@ -884,6 +918,7 @@ struct regmap_irq {
*
* @status_base: Base status register address.
* @mask_base: Base mask register address.
+ * @mask_writeonly: Base mask register is write only.
* @unmask_base: Base unmask register address. for chips who have
* separate mask and unmask registers
* @ack_base: Base ack address. If zero then the chip is clear on read.
@@ -927,6 +962,7 @@ struct regmap_irq_chip {
unsigned int wake_base;
unsigned int type_base;
unsigned int irq_reg_stride;
+ bool mask_writeonly:1;
bool init_ack_masked:1;
bool mask_invert:1;
bool use_ack:1;