The ROHM BD71815 supports setting voltage levels/regulator status
for HW-states "RUN", "SUSPEND", "LPSR" and "SNVS". Add DT parsing
helper also for SNVS state.
Signed-off-by: Matti Vaittinen <matti.vaitti...@fi.rohmeurope.com>
---
Changes since v1:
New patch (split patch).
drivers/regulator/rohm-regulator.c | 6 ++++++
include/linux/mfd/rohm-generic.h | 6 +++++-
2 files changed, 11 insertions(+), 1 deletion(-)
diff --git a/drivers/regulator/rohm-regulator.c
b/drivers/regulator/rohm-regulator.c
index 63aabb8c7786..6e0d9c08ec1c 100644
--- a/drivers/regulator/rohm-regulator.c
+++ b/drivers/regulator/rohm-regulator.c
@@ -95,6 +95,12 @@ int rohm_regulator_set_dvs_levels(const struct
rohm_dvs_config *dvs,
mask = dvs->lpsr_mask;
omask = dvs->lpsr_on_mask;
break;
+ case ROHM_DVS_LEVEL_SNVS:
+ prop = "rohm,dvs-snvs-voltage";
+ reg = dvs->snvs_reg;
+ mask = dvs->snvs_mask;
+ omask = dvs->snvs_on_mask;
+ break;
default:
return -EINVAL;
}
diff --git a/include/linux/mfd/rohm-generic.h b/include/linux/mfd/rohm-generic.h
index bbf07a49823c..baed47fd0ff3 100644
--- a/include/linux/mfd/rohm-generic.h
+++ b/include/linux/mfd/rohm-generic.h
@@ -25,7 +25,8 @@ struct rohm_regmap_dev {
#define ROHM_DVS_LEVEL_IDLE BIT(1)
#define ROHM_DVS_LEVEL_SUSPEND BIT(2)
#define ROHM_DVS_LEVEL_LPSR BIT(3)
-#define ROHM_DVS_LEVEL_VALID_AMOUNT 4
+#define ROHM_DVS_LEVEL_SNVS BIT(4)
+#define ROHM_DVS_LEVEL_VALID_AMOUNT 5
#define ROHM_DVS_LEVEL_UNKNOWN 0
/**
@@ -64,6 +65,9 @@ struct rohm_dvs_config {
unsigned int lpsr_reg;
unsigned int lpsr_mask;
unsigned int lpsr_on_mask;
+ unsigned int snvs_reg;
+ unsigned int snvs_mask;
+ unsigned int snvs_on_mask;
};
#if IS_ENABLED(CONFIG_REGULATOR_ROHM)
--
2.25.4
--
Matti Vaittinen, Linux device drivers
ROHM Semiconductors, Finland SWDC
Kiviharjunlenkki 1E
90220 OULU
FINLAND
~~~ "I don't think so," said Rene Descartes. Just then he vanished ~~~
Simon says - in Latin please.
~~~ "non cogito me" dixit Rene Descarte, deinde evanescavit ~~~
Thanks to Simon Glass for the translation =]
