Lines Matching +full:sama5d2 +full:- +full:flexcom

1 // SPDX-License-Identifier: GPL-2.0-only
3  * Driver for Atmel Flexcom
19 #include <dt-bindings/mfd/atmel-flexcom.h>
39 	struct device_node *np = pdev->dev.of_node;  in atmel_flexcom_probe()
43 	ddata = devm_kzalloc(&pdev->dev, sizeof(*ddata), GFP_KERNEL);  in atmel_flexcom_probe()
45 		return -ENOMEM;  in atmel_flexcom_probe()
49 	err = of_property_read_u32(np, "atmel,flexcom-mode", &ddata->opmode);  in atmel_flexcom_probe()
53 	if (ddata->opmode < ATMEL_FLEXCOM_MODE_USART ||  in atmel_flexcom_probe()
54 	    ddata->opmode > ATMEL_FLEXCOM_MODE_TWI)  in atmel_flexcom_probe()
55 		return -EINVAL;  in atmel_flexcom_probe()
57 	ddata->base = devm_platform_get_and_ioremap_resource(pdev, 0, NULL);  in atmel_flexcom_probe()
58 	if (IS_ERR(ddata->base))  in atmel_flexcom_probe()
59 		return PTR_ERR(ddata->base);  in atmel_flexcom_probe()
61 	ddata->clk = devm_clk_get(&pdev->dev, NULL);  in atmel_flexcom_probe()
62 	if (IS_ERR(ddata->clk))  in atmel_flexcom_probe()
63 		return PTR_ERR(ddata->clk);  in atmel_flexcom_probe()
65 	err = clk_prepare_enable(ddata->clk);  in atmel_flexcom_probe()
73 	 * Flexcom are muxed to reach the selected device.  in atmel_flexcom_probe()
75 	writel(FLEX_MR_OPMODE(ddata->opmode), ddata->base + FLEX_MR);  in atmel_flexcom_probe()
77 	clk_disable_unprepare(ddata->clk);  in atmel_flexcom_probe()
79 	return devm_of_platform_populate(&pdev->dev);  in atmel_flexcom_probe()
83 	{ .compatible = "atmel,sama5d2-flexcom" },
94 	err = clk_prepare_enable(ddata->clk);  in atmel_flexcom_resume_noirq()
98 	val = FLEX_MR_OPMODE(ddata->opmode);  in atmel_flexcom_resume_noirq()
99 	writel(val, ddata->base + FLEX_MR);  in atmel_flexcom_resume_noirq()
101 	clk_disable_unprepare(ddata->clk);  in atmel_flexcom_resume_noirq()
122 MODULE_DESCRIPTION("Atmel Flexcom MFD driver");