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author | Jiri Kosina <jkosina@suse.cz> | 2011-11-13 20:55:35 +0100 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2011-11-13 20:55:53 +0100 |
commit | 2290c0d06d82faee87b1ab2d9d4f7bf81ef64379 (patch) | |
tree | e075e4d5534193f28e6059904f61e5ca03958d3c /Documentation/power/regulator/machine.txt | |
parent | crypto: drop selects of bogus Kconfig symbol (diff) | |
parent | Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux (diff) | |
download | linux-2290c0d06d82faee87b1ab2d9d4f7bf81ef64379.tar.xz linux-2290c0d06d82faee87b1ab2d9d4f7bf81ef64379.zip |
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.txt | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/Documentation/power/regulator/machine.txt b/Documentation/power/regulator/machine.txt index b42419b52e44..ce63af0a8e35 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, |