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ARM: ux500: Provide a mechanism to over-ride regulator init values 

If particular platforms require non-standard initialisation values,
they can use this function to adapt them as required.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Lee Jones 2013-03-28 16:11:03 +00:00 committed by Mark Brown
parent a387ac5f7b
commit a1d4948066
1 changed files with 18 additions and 0 deletions
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18
arch/arm/mach-ux500/board-mop500-regulators.c
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@ -476,3 +476,21 @@ struct ab8500_regulator_platform_data ab8500_regulator_plat_data = {
.ext_regulator = ab8500_ext_regulators,
.num_ext_regulator = ARRAY_SIZE(ab8500_ext_regulators),
};
static void ab8500_modify_reg_init(int id, u8 mask, u8 value)
{
int i;
for (i = ARRAY_SIZE(ab8500_reg_init) - 1; i >= 0; i--) {
if (ab8500_reg_init[i].id == id) {
u8 initval = ab8500_reg_init[i].value;
initval = (initval & ~mask) | (value & mask);
ab8500_reg_init[i].value = initval;
BUG_ON(mask & ~ab8500_reg_init[i].mask);
return;
}
}
BUG_ON(1);
}