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authorMaciej S. Szmigiero <mail@maciej.szmigiero.name>2016-02-01 00:58:41 +0300
committerLee Jones <lee.jones@linaro.org>2016-03-16 11:50:34 +0300
commita862dc3ea793256a1364991f52e68198a2c5f27d (patch)
tree551c33f00299bc5ccee3e7fc4877d956e58528b5
parent99f0fd540f53985443f36f96c0da209665e2dbfa (diff)
downloadlinux-a862dc3ea793256a1364991f52e68198a2c5f27d.tar.xz
mfd: rc5t583: Set regmap config reg counts properly
Regmap config max_register field should contain number of device last register, however num_reg_defaults_raw field should be set to register count instead (usually one register more than max_register). rc5t583 driver had both of these fields set to the same value, fix this by introducing separate defines for max register number and total count of registers. Signed-off-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name> Signed-off-by: Lee Jones <lee.jones@linaro.org>
-rw-r--r--drivers/mfd/rc5t583.c4
-rw-r--r--include/linux/mfd/rc5t583.h5
2 files changed, 5 insertions, 4 deletions
diff --git a/drivers/mfd/rc5t583.c b/drivers/mfd/rc5t583.c
index e10f02f5d551..fc2b2d93f354 100644
--- a/drivers/mfd/rc5t583.c
+++ b/drivers/mfd/rc5t583.c
@@ -241,8 +241,8 @@ static const struct regmap_config rc5t583_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
.volatile_reg = volatile_reg,
- .max_register = RC5T583_MAX_REGS,
- .num_reg_defaults_raw = RC5T583_MAX_REGS,
+ .max_register = RC5T583_MAX_REG,
+ .num_reg_defaults_raw = RC5T583_NUM_REGS,
.cache_type = REGCACHE_RBTREE,
};
diff --git a/include/linux/mfd/rc5t583.h b/include/linux/mfd/rc5t583.h
index fd413ccab915..8d0a392e0a7f 100644
--- a/include/linux/mfd/rc5t583.h
+++ b/include/linux/mfd/rc5t583.h
@@ -28,8 +28,6 @@
#include <linux/types.h>
#include <linux/regmap.h>
-#define RC5T583_MAX_REGS 0xF8
-
/* Maximum number of main interrupts */
#define MAX_MAIN_INTERRUPT 5
#define RC5T583_MAX_GPEDGE_REG 2
@@ -169,6 +167,9 @@
#define RC5T583_RTC_AY_MONTH 0xF3
#define RC5T583_RTC_AY_YEAR 0xF4
+#define RC5T583_MAX_REG 0xF7
+#define RC5T583_NUM_REGS (RC5T583_MAX_REG + 1)
+
/* RICOH_RC5T583 IRQ definitions */
enum {
RC5T583_IRQ_ONKEY,