From: Sascha Hauer Date: Tue, 13 Oct 2015 10:45:26 +0000 (+0200) Subject: regulator: introduce min_dropout_uV X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5abe4f223ed6b820443d3657bd48600692f61c12;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git regulator: introduce min_dropout_uV Many voltage Regulators need a input voltage that is higher than the output voltage. Allow to specify a minimum dropout voltage which will be used later to find the best input voltage for regulators. [Changed uv to uV for consistency and legibility -- broonie] Signed-off-by: Sascha Hauer Signed-off-by: Mark Brown --- diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index 45932228cbf5..9c2903e58adb 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -245,6 +245,7 @@ enum regulator_type { * @linear_min_sel: Minimal selector for starting linear mapping * @fixed_uV: Fixed voltage of rails. * @ramp_delay: Time to settle down after voltage change (unit: uV/us) + * @min_dropout_uV: The minimum dropout voltage this regulator can handle * @linear_ranges: A constant table of possible voltage ranges. * @n_linear_ranges: Number of entries in the @linear_ranges table. * @volt_table: Voltage mapping table (if table based mapping) @@ -292,6 +293,7 @@ struct regulator_desc { unsigned int linear_min_sel; int fixed_uV; unsigned int ramp_delay; + int min_dropout_uV; const struct regulator_linear_range *linear_ranges; int n_linear_ranges;