add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/pwm/pwm-hibvt.c
..
..
@@ -146,6 +146,7 @@
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 	value = readl(base + PWM_CTRL_ADDR(pwm->hwpwm));
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 	state->enabled = (PWM_ENABLE_MASK & value);
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+	state->polarity = (PWM_POLARITY_MASK & value) ? PWM_POLARITY_INVERSED : PWM_POLARITY_NORMAL;
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 }
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 static int hibvt_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,