92 	struct imx_tpm_pwm_chip *tpm = to_imx_tpm_pwm_chip(chip);  in pwm_imx_tpm_round_state()  local
96 	rate = clk_get_rate(tpm->clk);  in pwm_imx_tpm_round_state()
139 	struct imx_tpm_pwm_chip *tpm = to_imx_tpm_pwm_chip(chip);  in pwm_imx_tpm_get_state()  local
144 	state->period = tpm->real_period;  in pwm_imx_tpm_get_state()
147 	rate = clk_get_rate(tpm->clk);  in pwm_imx_tpm_get_state()
148 	val = readl(tpm->base + PWM_IMX_TPM_SC);  in pwm_imx_tpm_get_state()
150 	tmp = readl(tpm->base + PWM_IMX_TPM_CnV(pwm->hwpwm));  in pwm_imx_tpm_get_state()
155 	val = readl(tpm->base + PWM_IMX_TPM_CnSC(pwm->hwpwm));  in pwm_imx_tpm_get_state()
175 	struct imx_tpm_pwm_chip *tpm = to_imx_tpm_pwm_chip(chip);  in pwm_imx_tpm_apply_hw()  local
182 	if (state->period != tpm->real_period) {  in pwm_imx_tpm_apply_hw()
189 		if (tpm->user_count > 1)  in pwm_imx_tpm_apply_hw()
192 		val = readl(tpm->base + PWM_IMX_TPM_SC);  in pwm_imx_tpm_apply_hw()
201 		writel(val, tpm->base + PWM_IMX_TPM_SC);  in pwm_imx_tpm_apply_hw()
211 		writel(p->mod, tpm->base + PWM_IMX_TPM_MOD);  in pwm_imx_tpm_apply_hw()
212 		tpm->real_period = state->period;  in pwm_imx_tpm_apply_hw()
231 		writel(p->val, tpm->base + PWM_IMX_TPM_CnV(pwm->hwpwm));  in pwm_imx_tpm_apply_hw()
237 		timeout = jiffies + msecs_to_jiffies(tpm->real_period /  in pwm_imx_tpm_apply_hw()
239 		while (readl(tpm->base + PWM_IMX_TPM_MOD) != p->mod  in pwm_imx_tpm_apply_hw()
240 		       || readl(tpm->base + PWM_IMX_TPM_CnV(pwm->hwpwm))  in pwm_imx_tpm_apply_hw()
254 	val = readl(tpm->base + PWM_IMX_TPM_CnSC(pwm->hwpwm));  in pwm_imx_tpm_apply_hw()
270 	writel(val, tpm->base + PWM_IMX_TPM_CnSC(pwm->hwpwm));  in pwm_imx_tpm_apply_hw()
274 		val = readl(tpm->base + PWM_IMX_TPM_SC);  in pwm_imx_tpm_apply_hw()
276 			if (++tpm->enable_count == 1)  in pwm_imx_tpm_apply_hw()
279 			if (--tpm->enable_count == 0)  in pwm_imx_tpm_apply_hw()
282 		writel(val, tpm->base + PWM_IMX_TPM_SC);  in pwm_imx_tpm_apply_hw()
292 	struct imx_tpm_pwm_chip *tpm = to_imx_tpm_pwm_chip(chip);  in pwm_imx_tpm_apply()  local
301 	mutex_lock(&tpm->lock);  in pwm_imx_tpm_apply()
303 	mutex_unlock(&tpm->lock);  in pwm_imx_tpm_apply()
310 	struct imx_tpm_pwm_chip *tpm = to_imx_tpm_pwm_chip(chip);  in pwm_imx_tpm_request()  local
312 	mutex_lock(&tpm->lock);  in pwm_imx_tpm_request()
313 	tpm->user_count++;  in pwm_imx_tpm_request()
314 	mutex_unlock(&tpm->lock);  in pwm_imx_tpm_request()
321 	struct imx_tpm_pwm_chip *tpm = to_imx_tpm_pwm_chip(chip);  in pwm_imx_tpm_free()  local
323 	mutex_lock(&tpm->lock);  in pwm_imx_tpm_free()
324 	tpm->user_count--;  in pwm_imx_tpm_free()
325 	mutex_unlock(&tpm->lock);  in pwm_imx_tpm_free()
338 	struct imx_tpm_pwm_chip *tpm;  in pwm_imx_tpm_probe()  local
342 	tpm = devm_kzalloc(&pdev->dev, sizeof(*tpm), GFP_KERNEL);  in pwm_imx_tpm_probe()
343 	if (!tpm)  in pwm_imx_tpm_probe()
346 	platform_set_drvdata(pdev, tpm);  in pwm_imx_tpm_probe()
348 	tpm->base = devm_platform_ioremap_resource(pdev, 0);  in pwm_imx_tpm_probe()
349 	if (IS_ERR(tpm->base))  in pwm_imx_tpm_probe()
350 		return PTR_ERR(tpm->base);  in pwm_imx_tpm_probe()
352 	tpm->clk = devm_clk_get(&pdev->dev, NULL);  in pwm_imx_tpm_probe()
353 	if (IS_ERR(tpm->clk))  in pwm_imx_tpm_probe()
354 		return dev_err_probe(&pdev->dev, PTR_ERR(tpm->clk),  in pwm_imx_tpm_probe()
357 	ret = clk_prepare_enable(tpm->clk);  in pwm_imx_tpm_probe()
364 	tpm->chip.dev = &pdev->dev;  in pwm_imx_tpm_probe()
365 	tpm->chip.ops = &imx_tpm_pwm_ops;  in pwm_imx_tpm_probe()
368 	val = readl(tpm->base + PWM_IMX_TPM_PARAM);  in pwm_imx_tpm_probe()
369 	tpm->chip.npwm = FIELD_GET(PWM_IMX_TPM_PARAM_CHAN, val);  in pwm_imx_tpm_probe()
371 	mutex_init(&tpm->lock);  in pwm_imx_tpm_probe()
373 	ret = pwmchip_add(&tpm->chip);  in pwm_imx_tpm_probe()
376 		clk_disable_unprepare(tpm->clk);  in pwm_imx_tpm_probe()
384 	struct imx_tpm_pwm_chip *tpm = platform_get_drvdata(pdev);  in pwm_imx_tpm_remove()  local
386 	pwmchip_remove(&tpm->chip);  in pwm_imx_tpm_remove()
388 	clk_disable_unprepare(tpm->clk);  in pwm_imx_tpm_remove()
395 	struct imx_tpm_pwm_chip *tpm = dev_get_drvdata(dev);  in pwm_imx_tpm_suspend()  local
397 	if (tpm->enable_count > 0)  in pwm_imx_tpm_suspend()
400 	clk_disable_unprepare(tpm->clk);  in pwm_imx_tpm_suspend()
407 	struct imx_tpm_pwm_chip *tpm = dev_get_drvdata(dev);  in pwm_imx_tpm_resume()  local
410 	ret = clk_prepare_enable(tpm->clk);  in pwm_imx_tpm_resume()