1 // SPDX-License-Identifier: GPL-2.0
30 	struct regmap *ocotp = NULL;  in imx_soc_device_init()  local
41 		return -ENOMEM;  in imx_soc_device_init()
43 	soc_dev_attr->family = "Freescale i.MX";  in imx_soc_device_init()
46 	ret = of_property_read_string(root, "model", &soc_dev_attr->machine);  in imx_soc_device_init()
77 		ocotp_compat = "fsl,imx6sl-ocotp";  in imx_soc_device_init()
81 		ocotp_compat = "fsl,imx6q-ocotp";  in imx_soc_device_init()
85 		ocotp_compat = "fsl,imx6sx-ocotp";  in imx_soc_device_init()
89 		ocotp_compat = "fsl,imx6q-ocotp";  in imx_soc_device_init()
93 		ocotp_compat = "fsl,imx6ul-ocotp";  in imx_soc_device_init()
97 		ocotp_compat = "fsl,imx6ull-ocotp";  in imx_soc_device_init()
101 		ocotp_compat = "fsl,imx6ull-ocotp";  in imx_soc_device_init()
105 		ocotp_compat = "fsl,imx6sll-ocotp";  in imx_soc_device_init()
109 		ocotp_compat = "fsl,imx7d-ocotp";  in imx_soc_device_init()
113 		ocotp_compat = "fsl,imx7ulp-ocotp";  in imx_soc_device_init()
117 		ocotp_compat = "fsl,vf610-ocotp";  in imx_soc_device_init()
121 		ocotp_compat = "fsl,vf610-ocotp";  in imx_soc_device_init()
125 		ocotp_compat = "fsl,vf610-ocotp";  in imx_soc_device_init()
129 		ocotp_compat = "fsl,vf610-ocotp";  in imx_soc_device_init()
135 	soc_dev_attr->soc_id = soc_id;  in imx_soc_device_init()
138 		ocotp = syscon_regmap_lookup_by_compatible(ocotp_compat);  in imx_soc_device_init()
139 		if (IS_ERR(ocotp))  in imx_soc_device_init()
143 	if (!IS_ERR_OR_NULL(ocotp)) {  in imx_soc_device_init()
145 			regmap_read(ocotp, OCOTP_ULP_UID_4, &val);  in imx_soc_device_init()
147 			regmap_read(ocotp, OCOTP_ULP_UID_3, &val);  in imx_soc_device_init()
150 			regmap_read(ocotp, OCOTP_ULP_UID_2, &val);  in imx_soc_device_init()
153 			regmap_read(ocotp, OCOTP_ULP_UID_1, &val);  in imx_soc_device_init()
157 			regmap_read(ocotp, OCOTP_UID_H, &val);  in imx_soc_device_init()
159 			regmap_read(ocotp, OCOTP_UID_L, &val);  in imx_soc_device_init()
165 	soc_dev_attr->revision = kasprintf(GFP_KERNEL, "%d.%d",  in imx_soc_device_init()
168 	if (!soc_dev_attr->revision) {  in imx_soc_device_init()
169 		ret = -ENOMEM;  in imx_soc_device_init()
173 	soc_dev_attr->serial_number = kasprintf(GFP_KERNEL, "%016llX", soc_uid);  in imx_soc_device_init()
174 	if (!soc_dev_attr->serial_number) {  in imx_soc_device_init()
175 		ret = -ENOMEM;  in imx_soc_device_init()
188 	kfree(soc_dev_attr->serial_number);  in imx_soc_device_init()
190 	kfree(soc_dev_attr->revision);  in imx_soc_device_init()