static int sr_dev_init(struct omap_hwmod *oh, void *user)
{
struct omap_sr_data *sr_data;
struct omap_device *od;
struct omap_volt_data *volt_data;
struct omap_smartreflex_dev_attr *sr_dev_attr;
char *name = "smartreflex";
static int i;
sr_data = kzalloc(sizeof(struct omap_sr_data), GFP_KERNEL);
if (!sr_data) {
pr_err("%s: Unable to allocate memory for %s sr_data.Error!\n",
__func__, oh->name);
return -ENOMEM;
}
sr_dev_attr = (struct omap_smartreflex_dev_attr *)oh->dev_attr;
if (!sr_dev_attr || !sr_dev_attr->sensor_voltdm_name) {
pr_err("%s: No voltage domain specified for %s."
"Cannot initialize\n", __func__,
oh->name);
goto exit;
}
sr_data->ip_type = oh->class->rev;
sr_data->senn_mod = 0x1;
sr_data->senp_mod = 0x1;
sr_data->voltdm = voltdm_lookup(sr_dev_attr->sensor_voltdm_name);
if (IS_ERR(sr_data->voltdm)) {
pr_err("%s: Unable to get voltage domain pointer for VDD %s\n",
__func__, sr_dev_attr->sensor_voltdm_name);
goto exit;
}
omap_voltage_get_volttable(sr_data->voltdm, &volt_data);
if (!volt_data) {
pr_warning("%s: No Voltage table registerd fo VDD%d."
"Something really wrong\n\n", __func__, i + 1);
goto exit;
}
sr_set_nvalues(volt_data, sr_data);
sr_data->enable_on_init = sr_enable_on_init;
od = omap_device_build(name, i, oh, sr_data, sizeof(*sr_data),
omap_sr_latency,
ARRAY_SIZE(omap_sr_latency), 0);
if (IS_ERR(od))
pr_warning("%s: Could not build omap_device for %s: %s.\n\n",
__func__, name, oh->name);
exit:
i++;
kfree(sr_data);
return 0;
}
static int sr_dev_init(struct omap_hwmod *oh, void *user)
{
struct omap_sr_data *sr_data;
struct omap_sr_dev_data *sr_dev_data;
struct omap_device *od;
char *name = "smartreflex";
static int i;
sr_data = kzalloc(sizeof(struct omap_sr_data), GFP_KERNEL);
if (!sr_data) {
pr_err("%s: Unable to allocate memory for %s sr_data.Error!\n",
__func__, oh->name);
return -ENOMEM;
}
sr_dev_data = (struct omap_sr_dev_data *)oh->dev_attr;
if (unlikely(!sr_dev_data)) {
pr_err("%s: dev atrribute is NULL\n", __func__);
kfree(sr_data);
goto exit;
}
/*
* OMAP3430 ES3.1 chips by default come with Efuse burnt
* with parameters required for full functionality of
* smartreflex AVS feature like ntarget values , sennenable
* and senpenable. So enable the SR AVS feature during boot up
* itself if it is a OMAP3430 ES3.1 chip.
*/
if (cpu_is_omap343x()) {
if (omap_rev() == OMAP3430_REV_ES3_1)
sr_data->enable_on_init = true;
else
sr_data->enable_on_init = false;
} else {
sr_data->enable_on_init = false;
}
sr_data->device_enable = omap_device_enable;
sr_data->device_shutdown = omap_device_shutdown;
sr_data->device_idle = omap_device_idle;
sr_data->voltdm = omap_voltage_domain_get(sr_dev_data->vdd_name);
if (IS_ERR(sr_data->voltdm)) {
pr_err("%s: Unable to get voltage domain pointer for VDD %s\n",
__func__, sr_dev_data->vdd_name);
kfree(sr_data);
goto exit;
}
sr_dev_data->volts_supported = omap_voltage_get_volttable(
sr_data->voltdm, &sr_dev_data->volt_data);
if (!sr_dev_data->volts_supported) {
pr_warning("%s: No Voltage table registerd fo VDD%d."
"Something really wrong\n\n", __func__, i + 1);
kfree(sr_data);
goto exit;
}
sr_set_nvalues(sr_dev_data, sr_data);
od = omap_device_build(name, i, oh, sr_data, sizeof(*sr_data),
omap_sr_latency,
ARRAY_SIZE(omap_sr_latency), 0);
if (IS_ERR(od)) {
pr_warning("%s: Could not build omap_device for %s: %s.\n\n",
__func__, name, oh->name);
kfree(sr_data);
}
exit:
i++;
return 0;
}
static int __init sr_dev_init(struct omap_hwmod *oh, void *user)
{
struct omap_sr_data *sr_data;
struct platform_device *pdev;
struct omap_volt_data *volt_data;
struct omap_smartreflex_dev_attr *sr_dev_attr;
char *name = "smartreflex";
static int i;
sr_data = kzalloc(sizeof(struct omap_sr_data), GFP_KERNEL);
if (!sr_data) {
pr_err("%s: Unable to allocate memory for %s sr_data\n",
__func__, oh->name);
return -ENOMEM;
}
sr_dev_attr = (struct omap_smartreflex_dev_attr *)oh->dev_attr;
if (!sr_dev_attr || !sr_dev_attr->sensor_voltdm_name) {
pr_err("%s: No voltage domain specified for %s. Cannot initialize\n",
__func__, oh->name);
goto exit;
}
sr_data->name = oh->name;
sr_data->ip_type = oh->class->rev;
sr_data->senn_mod = 0x1;
sr_data->senp_mod = 0x1;
if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
sr_data->err_weight = OMAP3430_SR_ERRWEIGHT;
sr_data->err_maxlimit = OMAP3430_SR_ERRMAXLIMIT;
sr_data->accum_data = OMAP3430_SR_ACCUMDATA;
if (!(strcmp(sr_data->name, "smartreflex_mpu"))) {
sr_data->senn_avgweight = OMAP3430_SR1_SENNAVGWEIGHT;
sr_data->senp_avgweight = OMAP3430_SR1_SENPAVGWEIGHT;
} else {
sr_data->senn_avgweight = OMAP3430_SR2_SENNAVGWEIGHT;
sr_data->senp_avgweight = OMAP3430_SR2_SENPAVGWEIGHT;
}
}
sr_data->voltdm = voltdm_lookup(sr_dev_attr->sensor_voltdm_name);
if (!sr_data->voltdm) {
pr_err("%s: Unable to get voltage domain pointer for VDD %s\n",
__func__, sr_dev_attr->sensor_voltdm_name);
goto exit;
}
omap_voltage_get_volttable(sr_data->voltdm, &volt_data);
if (!volt_data) {
pr_err("%s: No Voltage table registered for VDD%d\n",
__func__, i + 1);
goto exit;
}
sr_set_nvalues(volt_data, sr_data);
sr_data->enable_on_init = sr_enable_on_init;
pdev = omap_device_build(name, i, oh, sr_data, sizeof(*sr_data));
if (IS_ERR(pdev))
pr_warn("%s: Could not build omap_device for %s: %s\n",
__func__, name, oh->name);
exit:
i++;
kfree(sr_data);
return 0;
}
static int __init sr_dev_init(struct omap_hwmod *oh, void *user)
{
struct omap_sr_data *sr_data;
struct platform_device *pdev;
struct omap_volt_data *volt_data;
struct omap_smartreflex_dev_attr *sr_dev_attr;
char *name = "smartreflex";
static int i;
sr_data = kzalloc(sizeof(struct omap_sr_data), GFP_KERNEL);
if (!sr_data) {
pr_err("%s: Unable to allocate memory for %s sr_data.Error!\n",
__func__, oh->name);
return -ENOMEM;
}
sr_dev_attr = (struct omap_smartreflex_dev_attr *)oh->dev_attr;
if (!sr_dev_attr || !sr_dev_attr->sensor_voltdm_name) {
pr_err("%s: No voltage domain specified for %s."
"Cannot initialize\n", __func__,
oh->name);
goto exit;
}
sr_data->name = oh->name;
sr_data->lvt_sensor = false;
sr_data->ip_type = oh->class->rev;
sr_data->senn_mod = 0x1;
sr_data->senp_mod = 0x1;
sr_data->voltdm = voltdm_lookup(sr_dev_attr->sensor_voltdm_name);
if (IS_ERR(sr_data->voltdm)) {
pr_err("%s: Unable to get voltage domain pointer for VDD %s\n",
__func__, sr_dev_attr->sensor_voltdm_name);
goto exit;
}
if (cpu_is_omap54xx() &&
(!strcmp(sr_data->voltdm->name, "mpu") ||
!strcmp(sr_data->voltdm->name, "mm")))
sr_data->lvt_sensor = true;
omap_voltage_get_volttable(sr_data->voltdm, &volt_data);
if (!volt_data) {
pr_warning("%s: No Voltage table registerd fo VDD%d."
"Something really wrong\n\n", __func__, i + 1);
goto exit;
}
sr_set_nvalues(volt_data, sr_data);
if (sr_data->lvt_sensor)
lvt_sr_set_nvalues(volt_data, sr_data);
sr_data->enable_on_init = sr_enable_on_init;
sr_data->ops = &omap_sr_ops;
pdev = omap_device_build(name, i, oh, sr_data, sizeof(*sr_data),
NULL, 0, 0);
if (IS_ERR(pdev))
pr_warning("%s: Could not build omap_device for %s: %s.\n\n",
__func__, name, oh->name);
/* DONOT auto-disable me while going to suspend */
omap_device_disable_idle_on_suspend(pdev);
exit:
i++;
kfree(sr_data);
return 0;
}
