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authorJiri Kosina <jkosina@suse.cz>2011-11-13 20:55:35 +0100
committerJiri Kosina <jkosina@suse.cz>2011-11-13 20:55:53 +0100
commit2290c0d06d82faee87b1ab2d9d4f7bf81ef64379 (patch)
treee075e4d5534193f28e6059904f61e5ca03958d3c /Documentation/power/regulator/machine.txt
parent4da669a2e3e5bc70b30a0465f3641528681b5f77 (diff)
parent52e4c2a05256cb83cda12f3c2137ab1533344edb (diff)
Merge branch 'master' into for-next
Sync with Linus tree to have 157550ff ("mtd: add GPMI-NAND driver in the config and Makefile") as I have patch depending on that one.
Diffstat (limited to 'Documentation/power/regulator/machine.txt')
-rw-r--r--Documentation/power/regulator/machine.txt19
1 files changed, 13 insertions, 6 deletions
diff --git a/Documentation/power/regulator/machine.txt b/Documentation/power/regulator/machine.txt
index b42419b52e4..ce63af0a8e3 100644
--- a/Documentation/power/regulator/machine.txt
+++ b/Documentation/power/regulator/machine.txt
@@ -16,7 +16,7 @@ initialisation code by creating a struct regulator_consumer_supply for
each regulator.
struct regulator_consumer_supply {
- struct device *dev; /* consumer */
+ const char *dev_name; /* consumer dev_name() */
const char *supply; /* consumer supply - e.g. "vcc" */
};
@@ -24,13 +24,13 @@ e.g. for the machine above
static struct regulator_consumer_supply regulator1_consumers[] = {
{
- .dev = &platform_consumerB_device.dev,
- .supply = "Vcc",
+ .dev_name = "dev_name(consumer B)",
+ .supply = "Vcc",
},};
static struct regulator_consumer_supply regulator2_consumers[] = {
{
- .dev = &platform_consumerA_device.dev,
+ .dev = "dev_name(consumer A"),
.supply = "Vcc",
},};
@@ -43,6 +43,7 @@ to their supply regulator :-
static struct regulator_init_data regulator1_data = {
.constraints = {
+ .name = "Regulator-1",
.min_uV = 3300000,
.max_uV = 3300000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
@@ -51,13 +52,19 @@ static struct regulator_init_data regulator1_data = {
.consumer_supplies = regulator1_consumers,
};
+The name field should be set to something that is usefully descriptive
+for the board for configuration of supplies for other regulators and
+for use in logging and other diagnostic output. Normally the name
+used for the supply rail in the schematic is a good choice. If no
+name is provided then the subsystem will choose one.
+
Regulator-1 supplies power to Regulator-2. This relationship must be registered
with the core so that Regulator-1 is also enabled when Consumer A enables its
supply (Regulator-2). The supply regulator is set by the supply_regulator
-field below:-
+field below and co:-
static struct regulator_init_data regulator2_data = {
- .supply_regulator = "regulator_name",
+ .supply_regulator = "Regulator-1",
.constraints = {
.min_uV = 1800000,
.max_uV = 2000000,