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google/gru: Correct Scarlet pwm regulator minimum value and maximum value

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In Scarlet pwm regulatoror minimum value and maximum value differs from
other board variants, Correct it so we can get the right voltage.

Change-Id: I1f722eabb697b3438d9f4aa29c205b0161eb442a
Signed-off-by: Lin Huang <hl@rock-chips.com>
Reviewed-on: https://review.coreboot.org/20831
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
This commit is contained in:
Lin Huang 2017-07-31 15:12:15 +08:00 committed by Julius Werner
parent a2c5b2f252
commit c93d79b6cb
1 changed files with 12 additions and 1 deletions
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13
src/mainboard/google/gru/pwm_regulator.c
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@ -32,7 +32,7 @@
#define PWM_DESIGN_VOLTAGE_MIN_OUTDATED 8000
#define PWM_DESIGN_VOLTAGE_MAX_OUTDATED 15000
/* Later boards (Kevin rev6+, Gru rev2+) use different regulator ranges. */
/* Applies for Kevin rev6+ */
int kevin6_pwm_design_voltage[][2] = {
[PWM_REGULATOR_GPU] = {7858, 12177},
[PWM_REGULATOR_BIG] = {7987, 13022},
@ -40,6 +40,7 @@ int kevin6_pwm_design_voltage[][2] = {
[PWM_REGULATOR_CENTERLOG] = {8001, 10497}
};
/* Applies for Gru rev2+ and Bob. */
int pwm_design_voltage[][2] = {
[PWM_REGULATOR_GPU] = {7864, 12177},
[PWM_REGULATOR_BIG] = {8001, 13022},
@ -47,6 +48,13 @@ int pwm_design_voltage[][2] = {
[PWM_REGULATOR_CENTERLOG] = {7994, 10499}
};
/* Applies for Scarlet */
int scarlet_pwm_design_voltage[][2] = {
[PWM_REGULATOR_GPU] = {7996, 10990},
[PWM_REGULATOR_BIG] = {8000, 12992},
[PWM_REGULATOR_LIT] = {8021, 11996},
};
int pwm_enum_to_pwm_number[] = {
[PWM_REGULATOR_GPU] = 0,
[PWM_REGULATOR_LIT] = 2,
@ -74,6 +82,9 @@ void pwm_regulator_configure(enum pwm_regulator pwm, int millivolt)
} else if (IS_ENABLED(CONFIG_BOARD_GOOGLE_KEVIN) && board_id() >= 6) {
voltage_min = kevin6_pwm_design_voltage[pwm][0];
voltage_max = kevin6_pwm_design_voltage[pwm][1];
} else if (IS_ENABLED(CONFIG_BOARD_GOOGLE_SCARLET)) {
voltage_min = scarlet_pwm_design_voltage[pwm][0];
voltage_max = scarlet_pwm_design_voltage[pwm][1];
}
assert(voltage <= voltage_max && voltage >= voltage_min);