diff options
Diffstat (limited to 'drivers/regulator/twl6030-regulator.c')
| -rw-r--r-- | drivers/regulator/twl6030-regulator.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/regulator/twl6030-regulator.c b/drivers/regulator/twl6030-regulator.c index 430265c404d6..6eed0f6e0adb 100644 --- a/drivers/regulator/twl6030-regulator.c +++ b/drivers/regulator/twl6030-regulator.c @@ -13,7 +13,6 @@ #include <linux/err.h> #include <linux/platform_device.h> #include <linux/of.h> -#include <linux/of_device.h> #include <linux/regulator/driver.h> #include <linux/regulator/machine.h> #include <linux/regulator/of_regulator.h> @@ -67,6 +66,7 @@ struct twlreg_info { #define TWL6030_CFG_STATE_SLEEP 0x03 #define TWL6030_CFG_STATE_GRP_SHIFT 5 #define TWL6030_CFG_STATE_APP_SHIFT 2 +#define TWL6030_CFG_STATE_MASK 0x03 #define TWL6030_CFG_STATE_APP_MASK (0x03 << TWL6030_CFG_STATE_APP_SHIFT) #define TWL6030_CFG_STATE_APP(v) (((v) & TWL6030_CFG_STATE_APP_MASK) >>\ TWL6030_CFG_STATE_APP_SHIFT) @@ -128,13 +128,14 @@ static int twl6030reg_is_enabled(struct regulator_dev *rdev) if (grp < 0) return grp; grp &= P1_GRP_6030; + val = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_STATE); + val = TWL6030_CFG_STATE_APP(val); } else { + val = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_STATE); + val &= TWL6030_CFG_STATE_MASK; grp = 1; } - val = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_STATE); - val = TWL6030_CFG_STATE_APP(val); - return grp && (val == TWL6030_CFG_STATE_ON); } @@ -187,7 +188,12 @@ static int twl6030reg_get_status(struct regulator_dev *rdev) val = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_STATE); - switch (TWL6030_CFG_STATE_APP(val)) { + if (info->features & TWL6032_SUBCLASS) + val &= TWL6030_CFG_STATE_MASK; + else + val = TWL6030_CFG_STATE_APP(val); + + switch (val) { case TWL6030_CFG_STATE_ON: return REGULATOR_STATUS_NORMAL; @@ -530,6 +536,7 @@ static const struct twlreg_info TWL6030_INFO_##label = { \ #define TWL6032_ADJUSTABLE_LDO(label, offset) \ static const struct twlreg_info TWL6032_INFO_##label = { \ .base = offset, \ + .features = TWL6032_SUBCLASS, \ .desc = { \ .name = #label, \ .id = TWL6032_REG_##label, \ @@ -562,6 +569,7 @@ static const struct twlreg_info TWLFIXED_INFO_##label = { \ #define TWL6032_ADJUSTABLE_SMPS(label, offset) \ static const struct twlreg_info TWLSMPS_INFO_##label = { \ .base = offset, \ + .features = TWL6032_SUBCLASS, \ .desc = { \ .name = #label, \ .id = TWL6032_REG_##label, \ @@ -720,7 +728,7 @@ static int twlreg_probe(struct platform_device *pdev) break; } - if (of_get_property(np, "ti,retain-on-reset", NULL)) + if (of_property_read_bool(np, "ti,retain-on-reset")) info->flags |= TWL_6030_WARM_RESET; config.dev = &pdev->dev; @@ -756,6 +764,7 @@ static struct platform_driver twlreg_driver = { */ .driver = { .name = "twl6030_reg", + .probe_type = PROBE_PREFER_ASYNCHRONOUS, .of_match_table = of_match_ptr(twl_of_match), }, }; |