50 static int jz4740_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_request()  argument
57 	if (!jz4740_pwm_can_use_chn(jz, pwm->hwpwm))  in jz4740_pwm_request()
60 	snprintf(name, sizeof(name), "timer%u", pwm->hwpwm);  in jz4740_pwm_request()
74 	pwm_set_chip_data(pwm, clk);  in jz4740_pwm_request()
79 static void jz4740_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_free()  argument
81 	struct clk *clk = pwm_get_chip_data(pwm);  in jz4740_pwm_free()
87 static int jz4740_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_enable()  argument
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()
100 static void jz4740_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm)  in jz4740_pwm_disable()  argument
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()
122 static int jz4740_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,  in jz4740_pwm_apply()  argument
125 	struct jz4740_pwm_chip *jz4740 = to_jz4740(pwm->chip);  in jz4740_pwm_apply()
127 	struct clk *clk = pwm_get_chip_data(pwm);  in jz4740_pwm_apply()
168 	jz4740_pwm_disable(chip, pwm);  in jz4740_pwm_apply()
177 	regmap_write(jz4740->map, TCU_REG_TCNTc(pwm->hwpwm), 0);  in jz4740_pwm_apply()
180 	regmap_write(jz4740->map, TCU_REG_TDHRc(pwm->hwpwm), duty);  in jz4740_pwm_apply()
183 	regmap_write(jz4740->map, TCU_REG_TDFRc(pwm->hwpwm), period);  in jz4740_pwm_apply()
186 	regmap_set_bits(jz4740->map, TCU_REG_TCSRc(pwm->hwpwm),  in jz4740_pwm_apply()
203 		regmap_update_bits(jz4740->map, TCU_REG_TCSRc(pwm->hwpwm),  in jz4740_pwm_apply()
206 		regmap_update_bits(jz4740->map, TCU_REG_TCSRc(pwm->hwpwm),  in jz4740_pwm_apply()
211 		jz4740_pwm_enable(chip, pwm);  in jz4740_pwm_apply()