38 	struct pwm_imx1_chip *imx = to_pwm_imx1_chip(chip);  in pwm_imx1_clk_prepare_enable()  local
41 	ret = clk_prepare_enable(imx->clk_ipg);  in pwm_imx1_clk_prepare_enable()
45 	ret = clk_prepare_enable(imx->clk_per);  in pwm_imx1_clk_prepare_enable()
47 		clk_disable_unprepare(imx->clk_ipg);  in pwm_imx1_clk_prepare_enable()
56 	struct pwm_imx1_chip *imx = to_pwm_imx1_chip(chip);  in pwm_imx1_clk_disable_unprepare()  local
58 	clk_disable_unprepare(imx->clk_per);  in pwm_imx1_clk_disable_unprepare()
59 	clk_disable_unprepare(imx->clk_ipg);  in pwm_imx1_clk_disable_unprepare()
65 	struct pwm_imx1_chip *imx = to_pwm_imx1_chip(chip);  in pwm_imx1_config()  local
85 	max = readl(imx->mmio_base + MX1_PWMP);  in pwm_imx1_config()
88 	writel(max - p, imx->mmio_base + MX1_PWMS);  in pwm_imx1_config()
95 	struct pwm_imx1_chip *imx = to_pwm_imx1_chip(chip);  in pwm_imx1_enable()  local
103 	value = readl(imx->mmio_base + MX1_PWMC);  in pwm_imx1_enable()
105 	writel(value, imx->mmio_base + MX1_PWMC);  in pwm_imx1_enable()
112 	struct pwm_imx1_chip *imx = to_pwm_imx1_chip(chip);  in pwm_imx1_disable()  local
115 	value = readl(imx->mmio_base + MX1_PWMC);  in pwm_imx1_disable()
117 	writel(value, imx->mmio_base + MX1_PWMC);  in pwm_imx1_disable()
159 	struct pwm_imx1_chip *imx;  in pwm_imx1_probe()  local
161 	imx = devm_kzalloc(&pdev->dev, sizeof(*imx), GFP_KERNEL);  in pwm_imx1_probe()
162 	if (!imx)  in pwm_imx1_probe()
165 	imx->clk_ipg = devm_clk_get(&pdev->dev, "ipg");  in pwm_imx1_probe()
166 	if (IS_ERR(imx->clk_ipg))  in pwm_imx1_probe()
167 		return dev_err_probe(&pdev->dev, PTR_ERR(imx->clk_ipg),  in pwm_imx1_probe()
170 	imx->clk_per = devm_clk_get(&pdev->dev, "per");  in pwm_imx1_probe()
171 	if (IS_ERR(imx->clk_per))  in pwm_imx1_probe()
172 		return dev_err_probe(&pdev->dev, PTR_ERR(imx->clk_per),  in pwm_imx1_probe()
175 	imx->chip.ops = &pwm_imx1_ops;  in pwm_imx1_probe()
176 	imx->chip.dev = &pdev->dev;  in pwm_imx1_probe()
177 	imx->chip.npwm = 1;  in pwm_imx1_probe()
179 	imx->mmio_base = devm_platform_ioremap_resource(pdev, 0);  in pwm_imx1_probe()
180 	if (IS_ERR(imx->mmio_base))  in pwm_imx1_probe()
181 		return PTR_ERR(imx->mmio_base);  in pwm_imx1_probe()
183 	return devm_pwmchip_add(&pdev->dev, &imx->chip);  in pwm_imx1_probe()