53 	struct ecap_pwm_chip *pc = to_ecap_pwm_chip(chip);  in ecap_pwm_config()  local
58 	c = pc->clk_rate;  in ecap_pwm_config()
67 		c = pc->clk_rate;  in ecap_pwm_config()
73 	pm_runtime_get_sync(pc->chip.dev);  in ecap_pwm_config()
75 	value = readw(pc->mmio_base + ECCTL2);  in ecap_pwm_config()
80 	writew(value, pc->mmio_base + ECCTL2);  in ecap_pwm_config()
84 		writel(duty_cycles, pc->mmio_base + CAP2);  in ecap_pwm_config()
85 		writel(period_cycles, pc->mmio_base + CAP1);  in ecap_pwm_config()
92 		writel(duty_cycles, pc->mmio_base + CAP4);  in ecap_pwm_config()
93 		writel(period_cycles, pc->mmio_base + CAP3);  in ecap_pwm_config()
97 		value = readw(pc->mmio_base + ECCTL2);  in ecap_pwm_config()
100 		writew(value, pc->mmio_base + ECCTL2);  in ecap_pwm_config()
103 	pm_runtime_put_sync(pc->chip.dev);  in ecap_pwm_config()
111 	struct ecap_pwm_chip *pc = to_ecap_pwm_chip(chip);  in ecap_pwm_set_polarity()  local
114 	pm_runtime_get_sync(pc->chip.dev);  in ecap_pwm_set_polarity()
116 	value = readw(pc->mmio_base + ECCTL2);  in ecap_pwm_set_polarity()
125 	writew(value, pc->mmio_base + ECCTL2);  in ecap_pwm_set_polarity()
127 	pm_runtime_put_sync(pc->chip.dev);  in ecap_pwm_set_polarity()
134 	struct ecap_pwm_chip *pc = to_ecap_pwm_chip(chip);  in ecap_pwm_enable()  local
138 	pm_runtime_get_sync(pc->chip.dev);  in ecap_pwm_enable()
144 	value = readw(pc->mmio_base + ECCTL2);  in ecap_pwm_enable()
146 	writew(value, pc->mmio_base + ECCTL2);  in ecap_pwm_enable()
153 	struct ecap_pwm_chip *pc = to_ecap_pwm_chip(chip);  in ecap_pwm_disable()  local
160 	value = readw(pc->mmio_base + ECCTL2);  in ecap_pwm_disable()
162 	writew(value, pc->mmio_base + ECCTL2);  in ecap_pwm_disable()
165 	pm_runtime_put_sync(pc->chip.dev);  in ecap_pwm_disable()
221 	struct ecap_pwm_chip *pc;  in ecap_pwm_probe()  local
225 	pc = devm_kzalloc(&pdev->dev, sizeof(*pc), GFP_KERNEL);  in ecap_pwm_probe()
226 	if (!pc)  in ecap_pwm_probe()
242 	pc->clk_rate = clk_get_rate(clk);  in ecap_pwm_probe()
243 	if (!pc->clk_rate) {  in ecap_pwm_probe()
248 	pc->chip.dev = &pdev->dev;  in ecap_pwm_probe()
249 	pc->chip.ops = &ecap_pwm_ops;  in ecap_pwm_probe()
250 	pc->chip.npwm = 1;  in ecap_pwm_probe()
252 	pc->mmio_base = devm_platform_ioremap_resource(pdev, 0);  in ecap_pwm_probe()
253 	if (IS_ERR(pc->mmio_base))  in ecap_pwm_probe()
254 		return PTR_ERR(pc->mmio_base);  in ecap_pwm_probe()
256 	ret = devm_pwmchip_add(&pdev->dev, &pc->chip);  in ecap_pwm_probe()
262 	platform_set_drvdata(pdev, pc);  in ecap_pwm_probe()
274 static void ecap_pwm_save_context(struct ecap_pwm_chip *pc)  in ecap_pwm_save_context()  argument
276 	pm_runtime_get_sync(pc->chip.dev);  in ecap_pwm_save_context()
277 	pc->ctx.ecctl2 = readw(pc->mmio_base + ECCTL2);  in ecap_pwm_save_context()
278 	pc->ctx.cap4 = readl(pc->mmio_base + CAP4);  in ecap_pwm_save_context()
279 	pc->ctx.cap3 = readl(pc->mmio_base + CAP3);  in ecap_pwm_save_context()
280 	pm_runtime_put_sync(pc->chip.dev);  in ecap_pwm_save_context()
283 static void ecap_pwm_restore_context(struct ecap_pwm_chip *pc)  in ecap_pwm_restore_context()  argument
285 	writel(pc->ctx.cap3, pc->mmio_base + CAP3);  in ecap_pwm_restore_context()
286 	writel(pc->ctx.cap4, pc->mmio_base + CAP4);  in ecap_pwm_restore_context()
287 	writew(pc->ctx.ecctl2, pc->mmio_base + ECCTL2);  in ecap_pwm_restore_context()
292 	struct ecap_pwm_chip *pc = dev_get_drvdata(dev);  in ecap_pwm_suspend()  local
293 	struct pwm_device *pwm = pc->chip.pwms;  in ecap_pwm_suspend()
295 	ecap_pwm_save_context(pc);  in ecap_pwm_suspend()
306 	struct ecap_pwm_chip *pc = dev_get_drvdata(dev);  in ecap_pwm_resume()  local
307 	struct pwm_device *pwm = pc->chip.pwms;  in ecap_pwm_resume()
313 	ecap_pwm_restore_context(pc);  in ecap_pwm_resume()