56 static u32 sprd_pwm_read(struct sprd_pwm_chip *spc, u32 hwid, u32 reg)  in sprd_pwm_read()  argument
60 	return readl_relaxed(spc->base + offset);  in sprd_pwm_read()
63 static void sprd_pwm_write(struct sprd_pwm_chip *spc, u32 hwid,  in sprd_pwm_write()  argument
68 	writel_relaxed(val, spc->base + offset);  in sprd_pwm_write()
74 	struct sprd_pwm_chip *spc = sprd_pwm_from_chip(chip);  in sprd_pwm_get_state()  local
75 	struct sprd_pwm_chn *chn = &spc->chn[pwm->hwpwm];  in sprd_pwm_get_state()
91 	val = sprd_pwm_read(spc, pwm->hwpwm, SPRD_PWM_ENABLE);  in sprd_pwm_get_state()
105 	val = sprd_pwm_read(spc, pwm->hwpwm, SPRD_PWM_PRESCALE);  in sprd_pwm_get_state()
110 	val = sprd_pwm_read(spc, pwm->hwpwm, SPRD_PWM_DUTY);  in sprd_pwm_get_state()
123 static int sprd_pwm_config(struct sprd_pwm_chip *spc, struct pwm_device *pwm,  in sprd_pwm_config()  argument
126 	struct sprd_pwm_chn *chn = &spc->chn[pwm->hwpwm];  in sprd_pwm_config()
156 	sprd_pwm_write(spc, pwm->hwpwm, SPRD_PWM_PRESCALE, prescale);  in sprd_pwm_config()
157 	sprd_pwm_write(spc, pwm->hwpwm, SPRD_PWM_MOD, SPRD_PWM_MOD_MAX);  in sprd_pwm_config()
158 	sprd_pwm_write(spc, pwm->hwpwm, SPRD_PWM_DUTY, duty);  in sprd_pwm_config()
166 	struct sprd_pwm_chip *spc = sprd_pwm_from_chip(chip);  in sprd_pwm_apply()  local
167 	struct sprd_pwm_chn *chn = &spc->chn[pwm->hwpwm];  in sprd_pwm_apply()
190 		ret = sprd_pwm_config(spc, pwm, state->duty_cycle,  in sprd_pwm_apply()
195 		sprd_pwm_write(spc, pwm->hwpwm, SPRD_PWM_ENABLE, 1);  in sprd_pwm_apply()
202 		sprd_pwm_write(spc, pwm->hwpwm, SPRD_PWM_ENABLE, 0);  in sprd_pwm_apply()
251 	struct sprd_pwm_chip *spc;  in sprd_pwm_probe()  local
259 	chip = devm_pwmchip_alloc(&pdev->dev, npwm, sizeof(*spc));  in sprd_pwm_probe()
262 	spc = sprd_pwm_from_chip(chip);  in sprd_pwm_probe()
264 	spc->base = devm_platform_ioremap_resource(pdev, 0);  in sprd_pwm_probe()
265 	if (IS_ERR(spc->base))  in sprd_pwm_probe()
266 		return PTR_ERR(spc->base);  in sprd_pwm_probe()
268 	memcpy(spc->chn, chn, sizeof(chn));  in sprd_pwm_probe()