#include <linux/platform_device.h>
#include <linux/of.h>
-#define IMX_SCU_SOC_DRIVER_NAME "imx-scu-soc"
-
-static struct imx_sc_ipc *soc_ipc_handle;
+static struct imx_sc_ipc *imx_sc_soc_ipc_handle;
struct imx_sc_msg_misc_get_soc_id {
struct imx_sc_rpc_msg hdr;
hdr->func = IMX_SC_MISC_FUNC_UNIQUE_ID;
hdr->size = 1;
- ret = imx_scu_call_rpc(soc_ipc_handle, &msg, true);
+ ret = imx_scu_call_rpc(imx_sc_soc_ipc_handle, &msg, true);
if (ret) {
pr_err("%s: get soc uid failed, ret %d\n", __func__, ret);
return ret;
msg.data.req.control = IMX_SC_C_ID;
msg.data.req.resource = IMX_SC_R_SYSTEM;
- ret = imx_scu_call_rpc(soc_ipc_handle, &msg, true);
+ ret = imx_scu_call_rpc(imx_sc_soc_ipc_handle, &msg, true);
if (ret) {
pr_err("%s: get soc info failed, ret %d\n", __func__, ret);
return ret;
return msg.data.resp.id;
}
-static int imx_scu_soc_probe(struct platform_device *pdev)
+int imx_scu_soc_init(struct device *dev)
{
struct soc_device_attribute *soc_dev_attr;
struct soc_device *soc_dev;
u64 uid = 0;
u32 val;
- ret = imx_scu_get_handle(&soc_ipc_handle);
+ ret = imx_scu_get_handle(&imx_sc_soc_ipc_handle);
if (ret)
return ret;
- soc_dev_attr = devm_kzalloc(&pdev->dev, sizeof(*soc_dev_attr),
+ soc_dev_attr = devm_kzalloc(dev, sizeof(*soc_dev_attr),
GFP_KERNEL);
if (!soc_dev_attr)
return -ENOMEM;
/* format soc_id value passed from SCU firmware */
val = id & 0x1f;
- soc_dev_attr->soc_id = devm_kasprintf(&pdev->dev, GFP_KERNEL, "0x%x", val);
+ soc_dev_attr->soc_id = devm_kasprintf(dev, GFP_KERNEL, "0x%x", val);
if (!soc_dev_attr->soc_id)
return -ENOMEM;
/* format revision value passed from SCU firmware */
val = (id >> 5) & 0xf;
val = (((val >> 2) + 1) << 4) | (val & 0x3);
- soc_dev_attr->revision = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%d.%d",
+ soc_dev_attr->revision = devm_kasprintf(dev, GFP_KERNEL, "%d.%d",
(val >> 4) & 0xf, val & 0xf);
if (!soc_dev_attr->revision)
return -ENOMEM;
- soc_dev_attr->serial_number = devm_kasprintf(&pdev->dev, GFP_KERNEL,
+ soc_dev_attr->serial_number = devm_kasprintf(dev, GFP_KERNEL,
"%016llX", uid);
if (!soc_dev_attr->serial_number)
return -ENOMEM;
return 0;
}
-
-static struct platform_driver imx_scu_soc_driver = {
- .driver = {
- .name = IMX_SCU_SOC_DRIVER_NAME,
- },
- .probe = imx_scu_soc_probe,
-};
-
-static int __init imx_scu_soc_init(void)
-{
- struct platform_device *pdev;
- struct device_node *np;
- int ret;
-
- np = of_find_compatible_node(NULL, NULL, "fsl,imx-scu");
- if (!np)
- return -ENODEV;
-
- of_node_put(np);
-
- ret = platform_driver_register(&imx_scu_soc_driver);
- if (ret)
- return ret;
-
- pdev = platform_device_register_simple(IMX_SCU_SOC_DRIVER_NAME,
- -1, NULL, 0);
- if (IS_ERR(pdev))
- platform_driver_unregister(&imx_scu_soc_driver);
-
- return PTR_ERR_OR_ZERO(pdev);
-}
-device_initcall(imx_scu_soc_init);