98 static int sun4i_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,  in sun4i_pwm_config()  argument
156 	if (sun4i_pwm->data->has_rdy && (val & PWM_RDY(pwm->hwpwm))) {  in sun4i_pwm_config()
162 	clk_gate = val & BIT_CH(PWM_CLK_GATING, pwm->hwpwm);  in sun4i_pwm_config()
164 		val &= ~BIT_CH(PWM_CLK_GATING, pwm->hwpwm);  in sun4i_pwm_config()
169 	val &= ~BIT_CH(PWM_PRESCAL_MASK, pwm->hwpwm);  in sun4i_pwm_config()
170 	val |= BIT_CH(prescaler, pwm->hwpwm);  in sun4i_pwm_config()
174 	sun4i_pwm_writel(sun4i_pwm, val, PWM_CH_PRD(pwm->hwpwm));  in sun4i_pwm_config()
188 static int sun4i_pwm_set_polarity(struct pwm_chip *chip, struct pwm_device *pwm,  in sun4i_pwm_set_polarity()  argument
205 		val &= ~BIT_CH(PWM_ACT_STATE, pwm->hwpwm);  in sun4i_pwm_set_polarity()
207 		val |= BIT_CH(PWM_ACT_STATE, pwm->hwpwm);  in sun4i_pwm_set_polarity()
217 static int sun4i_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm)  in sun4i_pwm_enable()  argument
231 	val |= BIT_CH(PWM_EN, pwm->hwpwm);  in sun4i_pwm_enable()
232 	val |= BIT_CH(PWM_CLK_GATING, pwm->hwpwm);  in sun4i_pwm_enable()
239 static void sun4i_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm)  in sun4i_pwm_disable()  argument
246 	val &= ~BIT_CH(PWM_EN, pwm->hwpwm);  in sun4i_pwm_disable()
247 	val &= ~BIT_CH(PWM_CLK_GATING, pwm->hwpwm);  in sun4i_pwm_disable()
287 	struct sun4i_pwm_chip *pwm;  in sun4i_pwm_probe()  local
295 	pwm = devm_kzalloc(&pdev->dev, sizeof(*pwm), GFP_KERNEL);  in sun4i_pwm_probe()
296 	if (!pwm)  in sun4i_pwm_probe()
300 	pwm->base = devm_ioremap_resource(&pdev->dev, res);  in sun4i_pwm_probe()
301 	if (IS_ERR(pwm->base))  in sun4i_pwm_probe()
302 		return PTR_ERR(pwm->base);  in sun4i_pwm_probe()
304 	pwm->clk = devm_clk_get(&pdev->dev, NULL);  in sun4i_pwm_probe()
305 	if (IS_ERR(pwm->clk))  in sun4i_pwm_probe()
306 		return PTR_ERR(pwm->clk);  in sun4i_pwm_probe()
308 	pwm->chip.dev = &pdev->dev;  in sun4i_pwm_probe()
309 	pwm->chip.ops = &sun4i_pwm_ops;  in sun4i_pwm_probe()
310 	pwm->chip.base = -1;  in sun4i_pwm_probe()
311 	pwm->chip.npwm = 2;  in sun4i_pwm_probe()
312 	pwm->chip.can_sleep = true;  in sun4i_pwm_probe()
313 	pwm->chip.of_xlate = of_pwm_xlate_with_flags;  in sun4i_pwm_probe()
314 	pwm->chip.of_pwm_n_cells = 3;  in sun4i_pwm_probe()
315 	pwm->data = match->data;  in sun4i_pwm_probe()
317 	spin_lock_init(&pwm->ctrl_lock);  in sun4i_pwm_probe()
319 	ret = pwmchip_add(&pwm->chip);  in sun4i_pwm_probe()
325 	platform_set_drvdata(pdev, pwm);  in sun4i_pwm_probe()
327 	ret = clk_prepare_enable(pwm->clk);  in sun4i_pwm_probe()
333 	val = sun4i_pwm_readl(pwm, PWM_CTRL_REG);  in sun4i_pwm_probe()
334 	for (i = 0; i < pwm->chip.npwm; i++)  in sun4i_pwm_probe()
336 			pwm->chip.pwms[i].polarity = PWM_POLARITY_INVERSED;  in sun4i_pwm_probe()
337 	clk_disable_unprepare(pwm->clk);  in sun4i_pwm_probe()
342 	pwmchip_remove(&pwm->chip);  in sun4i_pwm_probe()
348 	struct sun4i_pwm_chip *pwm = platform_get_drvdata(pdev);  in sun4i_pwm_remove()  local
350 	return pwmchip_remove(&pwm->chip);  in sun4i_pwm_remove()