1 // SPDX-License-Identifier: GPL-2.0
12 #include <linux/arm-smccc.h>
62 	np = of_find_compatible_node(NULL, NULL, "fsl,imx8mq-ocotp");  in imx8mq_soc_revision()
77 	 * SOC revision on older imx8mq is not available in fuses so query  in imx8mq_soc_revision()
107 	np = of_find_compatible_node(NULL, NULL, "fsl,imx8mm-ocotp");  in imx8mm_soc_uid()
137 	np = of_find_compatible_node(NULL, NULL, "fsl,imx8mm-anatop");  in imx8mm_soc_revision()
191 	const struct of_device_id *id;  in imx8_soc_init()  local
198 		return -ENOMEM;  in imx8_soc_init()
200 	soc_dev_attr->family = "Freescale i.MX";  in imx8_soc_init()
202 	ret = of_property_read_string(of_root, "model", &soc_dev_attr->machine);  in imx8_soc_init()
206 	id = of_match_node(imx8_soc_match, of_root);  in imx8_soc_init()
207 	if (!id) {  in imx8_soc_init()
208 		ret = -ENODEV;  in imx8_soc_init()
212 	data = id->data;  in imx8_soc_init()
214 		soc_dev_attr->soc_id = data->name;  in imx8_soc_init()
215 		if (data->soc_revision)  in imx8_soc_init()
216 			soc_rev = data->soc_revision();  in imx8_soc_init()
219 	soc_dev_attr->revision = imx8_revision(soc_rev);  in imx8_soc_init()
220 	if (!soc_dev_attr->revision) {  in imx8_soc_init()
221 		ret = -ENOMEM;  in imx8_soc_init()
225 	soc_dev_attr->serial_number = kasprintf(GFP_KERNEL, "%016llX", soc_uid);  in imx8_soc_init()
226 	if (!soc_dev_attr->serial_number) {  in imx8_soc_init()
227 		ret = -ENOMEM;  in imx8_soc_init()
237 	pr_info("SoC: %s revision %s\n", soc_dev_attr->soc_id,  in imx8_soc_init()
238 		soc_dev_attr->revision);  in imx8_soc_init()
241 		platform_device_register_simple("imx-cpufreq-dt", -1, NULL, 0);  in imx8_soc_init()
246 	kfree(soc_dev_attr->serial_number);  in imx8_soc_init()
248 	if (strcmp(soc_dev_attr->revision, "unknown"))  in imx8_soc_init()
249 		kfree(soc_dev_attr->revision);  in imx8_soc_init()