39 	struct pwm_imx1_chip *imx = to_pwm_imx1_chip(chip);  in pwm_imx1_clk_prepare_enable()  local
42 	ret = clk_prepare_enable(imx->clk_ipg);  in pwm_imx1_clk_prepare_enable()
46 	ret = clk_prepare_enable(imx->clk_per);  in pwm_imx1_clk_prepare_enable()
48 		clk_disable_unprepare(imx->clk_ipg);  in pwm_imx1_clk_prepare_enable()
57 	struct pwm_imx1_chip *imx = to_pwm_imx1_chip(chip);  in pwm_imx1_clk_disable_unprepare()  local
59 	clk_disable_unprepare(imx->clk_per);  in pwm_imx1_clk_disable_unprepare()
60 	clk_disable_unprepare(imx->clk_ipg);  in pwm_imx1_clk_disable_unprepare()
66 	struct pwm_imx1_chip *imx = to_pwm_imx1_chip(chip);  in pwm_imx1_config()  local
86 	max = readl(imx->mmio_base + MX1_PWMP);  in pwm_imx1_config()
89 	writel(max - p, imx->mmio_base + MX1_PWMS);  in pwm_imx1_config()
96 	struct pwm_imx1_chip *imx = to_pwm_imx1_chip(chip);  in pwm_imx1_enable()  local
104 	value = readl(imx->mmio_base + MX1_PWMC);  in pwm_imx1_enable()
106 	writel(value, imx->mmio_base + MX1_PWMC);  in pwm_imx1_enable()
113 	struct pwm_imx1_chip *imx = to_pwm_imx1_chip(chip);  in pwm_imx1_disable()  local
116 	value = readl(imx->mmio_base + MX1_PWMC);  in pwm_imx1_disable()
118 	writel(value, imx->mmio_base + MX1_PWMC);  in pwm_imx1_disable()
138 	struct pwm_imx1_chip *imx;  in pwm_imx1_probe()  local
141 	imx = devm_kzalloc(&pdev->dev, sizeof(*imx), GFP_KERNEL);  in pwm_imx1_probe()
142 	if (!imx)  in pwm_imx1_probe()
145 	platform_set_drvdata(pdev, imx);  in pwm_imx1_probe()
147 	imx->clk_ipg = devm_clk_get(&pdev->dev, "ipg");  in pwm_imx1_probe()
148 	if (IS_ERR(imx->clk_ipg)) {  in pwm_imx1_probe()
150 				PTR_ERR(imx->clk_ipg));  in pwm_imx1_probe()
151 		return PTR_ERR(imx->clk_ipg);  in pwm_imx1_probe()
154 	imx->clk_per = devm_clk_get(&pdev->dev, "per");  in pwm_imx1_probe()
155 	if (IS_ERR(imx->clk_per)) {  in pwm_imx1_probe()
156 		int ret = PTR_ERR(imx->clk_per);  in pwm_imx1_probe()
166 	imx->chip.ops = &pwm_imx1_ops;  in pwm_imx1_probe()
167 	imx->chip.dev = &pdev->dev;  in pwm_imx1_probe()
168 	imx->chip.base = -1;  in pwm_imx1_probe()
169 	imx->chip.npwm = 1;  in pwm_imx1_probe()
172 	imx->mmio_base = devm_ioremap_resource(&pdev->dev, r);  in pwm_imx1_probe()
173 	if (IS_ERR(imx->mmio_base))  in pwm_imx1_probe()
174 		return PTR_ERR(imx->mmio_base);  in pwm_imx1_probe()
176 	return pwmchip_add(&imx->chip);  in pwm_imx1_probe()
181 	struct pwm_imx1_chip *imx = platform_get_drvdata(pdev);  in pwm_imx1_remove()  local
183 	pwm_imx1_clk_disable_unprepare(&imx->chip);  in pwm_imx1_remove()
185 	return pwmchip_remove(&imx->chip);  in pwm_imx1_remove()