@@ -49,7 +49,6 @@ void imx_aips_allow_unprivileged_access(const char *compat);
int mxc_device_init(void);
void imx_set_soc_revision(unsigned int rev);
void imx_init_revision_from_anatop(void);
-struct device *imx_soc_device_init(void);
void imx6_enable_rbc(bool enable);
void imx_gpc_check_dt(void);
void imx_gpc_set_arm_power_in_lpm(bool power_off);
@@ -83,7 +83,7 @@ void __init imx_aips_allow_unprivileged_access(
}
}
-struct device * __init imx_soc_device_init(void)
+static int __init imx_soc_device_init(void)
{
struct soc_device_attribute *soc_dev_attr;
const char *ocotp_compat = NULL;
@@ -97,7 +97,7 @@ struct device * __init imx_soc_device_init(void)
soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL);
if (!soc_dev_attr)
- return NULL;
+ return -ENOMEM;
soc_dev_attr->family = "Freescale i.MX";
@@ -208,18 +208,24 @@ struct device * __init imx_soc_device_init(void)
soc_dev_attr->revision = kasprintf(GFP_KERNEL, "%d.%d",
(imx_soc_revision >> 4) & 0xf,
imx_soc_revision & 0xf);
- if (!soc_dev_attr->revision)
+ if (!soc_dev_attr->revision) {
+ ret = -ENOMEM;
goto free_soc;
+ }
soc_dev_attr->serial_number = kasprintf(GFP_KERNEL, "%016llX", soc_uid);
- if (!soc_dev_attr->serial_number)
+ if (!soc_dev_attr->serial_number) {
+ ret = -ENOMEM;
goto free_rev;
+ }
soc_dev = soc_device_register(soc_dev_attr);
- if (IS_ERR(soc_dev))
+ if (IS_ERR(soc_dev)) {
+ ret = PTR_ERR(soc_dev);
goto free_serial_number;
+ }
- return soc_device_to_device(soc_dev);
+ return 0;
free_serial_number:
kfree(soc_dev_attr->serial_number);
@@ -227,5 +233,6 @@ struct device * __init imx_soc_device_init(void)
kfree(soc_dev_attr->revision);
free_soc:
kfree(soc_dev_attr);
- return NULL;
+ return ret;
}
+device_initcall(imx_soc_device_init);
@@ -245,21 +245,15 @@ static void __init imx6q_axi_init(void)
static void __init imx6q_init_machine(void)
{
- struct device *parent;
-
if (cpu_is_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_2_0)
imx_print_silicon_rev("i.MX6QP", IMX_CHIP_REVISION_1_0);
else
imx_print_silicon_rev(cpu_is_imx6dl() ? "i.MX6DL" : "i.MX6Q",
imx_get_soc_revision());
- parent = imx_soc_device_init();
- if (parent == NULL)
- pr_warn("failed to initialize soc device\n");
-
imx6q_enet_phy_init();
- of_platform_default_populate(NULL, NULL, parent);
+ of_platform_default_populate(NULL, NULL, NULL);
imx_anatop_init();
cpu_is_imx6q() ? imx6q_pm_init() : imx6dl_pm_init();
@@ -45,13 +45,7 @@ static void __init imx6sl_init_late(void)
static void __init imx6sl_init_machine(void)
{
- struct device *parent;
-
- parent = imx_soc_device_init();
- if (parent == NULL)
- pr_warn("failed to initialize soc device\n");
-
- of_platform_default_populate(NULL, NULL, parent);
+ of_platform_default_populate(NULL, NULL, NULL);
if (cpu_is_imx6sl())
imx6sl_fec_init();
@@ -63,13 +63,7 @@ static inline void imx6sx_enet_init(void)
static void __init imx6sx_init_machine(void)
{
- struct device *parent;
-
- parent = imx_soc_device_init();
- if (parent == NULL)
- pr_warn("failed to initialize soc device\n");
-
- of_platform_default_populate(NULL, NULL, parent);
+ of_platform_default_populate(NULL, NULL, NULL);
imx6sx_enet_init();
imx_anatop_init();
@@ -55,13 +55,7 @@ static inline void imx6ul_enet_init(void)
static void __init imx6ul_init_machine(void)
{
- struct device *parent;
-
- parent = imx_soc_device_init();
- if (parent == NULL)
- pr_warn("failed to initialize soc device\n");
-
- of_platform_default_populate(NULL, NULL, parent);
+ of_platform_default_populate(NULL, NULL, NULL);
imx6ul_enet_init();
imx_anatop_init();
imx6ul_pm_init();
@@ -78,12 +78,6 @@ static inline void imx7d_enet_init(void)
static void __init imx7d_init_machine(void)
{
- struct device *parent;
-
- parent = imx_soc_device_init();
- if (parent == NULL)
- pr_warn("failed to initialize soc device\n");
-
imx_anatop_init();
imx7d_enet_init();
}
@@ -57,7 +57,7 @@ static void __init imx7ulp_init_machine(void)
mxc_set_cpu_type(MXC_CPU_IMX7ULP);
imx7ulp_set_revision();
- of_platform_default_populate(NULL, NULL, imx_soc_device_init());
+ of_platform_default_populate(NULL, NULL, NULL);
}
static const char *const imx7ulp_dt_compat[] __initconst = {