37 static bool jz4740_pwm_can_use_chn(struct jz4740_pwm_chip *jz,  in jz4740_pwm_can_use_chn()  argument
41 	u32 pwm_channels_mask = GENMASK(jz->chip.npwm - 1, 2);  in jz4740_pwm_can_use_chn()
43 	device_property_read_u32(jz->chip.dev->parent,  in jz4740_pwm_can_use_chn()
52 	struct jz4740_pwm_chip *jz = to_jz4740(chip);  in jz4740_pwm_request()  local
57 	if (!jz4740_pwm_can_use_chn(jz, pwm->hwpwm))  in jz4740_pwm_request()
89 	struct jz4740_pwm_chip *jz = to_jz4740(chip);  in jz4740_pwm_enable()  local
92 	regmap_set_bits(jz->map, TCU_REG_TCSRc(pwm->hwpwm), TCU_TCSR_PWM_EN);  in jz4740_pwm_enable()
95 	regmap_write(jz->map, TCU_REG_TESR, BIT(pwm->hwpwm));  in jz4740_pwm_enable()
102 	struct jz4740_pwm_chip *jz = to_jz4740(chip);  in jz4740_pwm_disable()  local
108 	regmap_write(jz->map, TCU_REG_TDHRc(pwm->hwpwm), 0xffff);  in jz4740_pwm_disable()
109 	regmap_write(jz->map, TCU_REG_TDFRc(pwm->hwpwm), 0x0);  in jz4740_pwm_disable()
116 	regmap_clear_bits(jz->map, TCU_REG_TCSRc(pwm->hwpwm), TCU_TCSR_PWM_EN);  in jz4740_pwm_disable()
119 	regmap_write(jz->map, TCU_REG_TECR, BIT(pwm->hwpwm));  in jz4740_pwm_disable()