static int __devinit pil_q6v4_modem_driver_probe(struct platform_device *pdev)
{
struct q6v4_data *drv_fw, *drv_sw;
struct q6v4_modem *drv;
struct resource *res;
struct regulator *pll_supply;
int ret;
const struct pil_q6v4_pdata *pdata = pdev->dev.platform_data;
drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL);
if (!drv)
return -ENOMEM;
platform_set_drvdata(pdev, drv);
drv_fw = &drv->q6_fw;
drv_sw = &drv->q6_sw;
drv_fw->wdog_irq = platform_get_irq(pdev, 0);
if (drv_fw->wdog_irq < 0)
return drv_fw->wdog_irq;
drv_sw->wdog_irq = platform_get_irq(pdev, 1);
if (drv_sw->wdog_irq < 0)
return drv_sw->wdog_irq;
drv->loadable = !!pdata; /* No pdata = don't use PIL */
if (drv->loadable) {
ret = pil_q6v4_proc_init(drv_fw, pdev, 0);
if (ret)
return ret;
ret = pil_q6v4_proc_init(drv_sw, pdev, 1);
if (ret)
return ret;
pll_supply = devm_regulator_get(&pdev->dev, "pll_vdd");
drv_fw->pll_supply = drv_sw->pll_supply = pll_supply;
if (IS_ERR(pll_supply))
return PTR_ERR(pll_supply);
ret = regulator_set_voltage(pll_supply, 1800000, 1800000);
if (ret) {
dev_err(&pdev->dev, "failed to set pll voltage\n");
return ret;
}
ret = regulator_set_optimum_mode(pll_supply, 100000);
if (ret < 0) {
dev_err(&pdev->dev, "failed to set pll optimum mode\n");
return ret;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
drv->modem_base = devm_request_and_ioremap(&pdev->dev, res);
if (!drv->modem_base)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
if (!res)
return -EINVAL;
drv->cbase = devm_ioremap(&pdev->dev, res->start,
resource_size(res));
if (!drv->cbase)
return -ENOMEM;
ret = pil_desc_init(&drv_fw->desc);
if (ret)
return ret;
ret = pil_desc_init(&drv_sw->desc);
if (ret)
goto err_pil_sw;
}
drv->subsys_desc.name = "modem";
drv->subsys_desc.depends_on = "adsp";
drv->subsys_desc.dev = &pdev->dev;
drv->subsys_desc.owner = THIS_MODULE;
drv->subsys_desc.shutdown = modem_shutdown;
drv->subsys_desc.powerup = modem_powerup;
drv->subsys_desc.ramdump = modem_ramdump;
drv->subsys_desc.crash_shutdown = modem_crash_shutdown;
drv->fw_ramdump_dev = create_ramdump_device("modem_fw", &pdev->dev);
if (!drv->fw_ramdump_dev) {
ret = -ENOMEM;
goto err_fw_ramdump;
}
drv->sw_ramdump_dev = create_ramdump_device("modem_sw", &pdev->dev);
if (!drv->sw_ramdump_dev) {
ret = -ENOMEM;
goto err_sw_ramdump;
}
drv->smem_ramdump_dev = create_ramdump_device("smem-modem", &pdev->dev);
if (!drv->smem_ramdump_dev) {
ret = -ENOMEM;
goto err_smem_ramdump;
}
drv->subsys = subsys_register(&drv->subsys_desc);
if (IS_ERR(drv->subsys)) {
ret = PTR_ERR(drv->subsys);
goto err_subsys;
}
if (!drv->loadable)
subsys_default_online(drv->subsys);
ret = devm_request_irq(&pdev->dev, drv_fw->wdog_irq,
modem_wdog_bite_irq, IRQF_TRIGGER_RISING,
dev_name(&pdev->dev), drv);
if (ret)
goto err_irq;
disable_irq(drv_fw->wdog_irq);
ret = devm_request_irq(&pdev->dev, drv_sw->wdog_irq,
modem_wdog_bite_irq, IRQF_TRIGGER_RISING,
dev_name(&pdev->dev), drv);
if (ret)
goto err_irq;
disable_irq(drv_sw->wdog_irq);
scm_pas_init(MSM_BUS_MASTER_SPS);
ret = smsm_state_cb_register(SMSM_MODEM_STATE, SMSM_RESET,
smsm_state_cb, drv);
if (ret)
goto err_irq;
return 0;
err_irq:
subsys_unregister(drv->subsys);
err_subsys:
destroy_ramdump_device(drv->smem_ramdump_dev);
err_smem_ramdump:
destroy_ramdump_device(drv->sw_ramdump_dev);
err_sw_ramdump:
destroy_ramdump_device(drv->fw_ramdump_dev);
err_fw_ramdump:
if (drv->loadable)
pil_desc_release(&drv_sw->desc);
err_pil_sw:
pil_desc_release(&drv_fw->desc);
return ret;
}
static int __devinit pil_modem_driver_probe(struct platform_device *pdev)
{
struct modem_data *drv;
struct resource *res;
struct pil_desc *desc;
int ret;
drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL);
if (!drv)
return -ENOMEM;
platform_set_drvdata(pdev, drv);
drv->irq = platform_get_irq(pdev, 0);
if (drv->irq < 0)
return drv->irq;
drv->xo = devm_clk_get(&pdev->dev, "xo");
if (IS_ERR(drv->xo))
return PTR_ERR(drv->xo);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
drv->base = devm_request_and_ioremap(&pdev->dev, res);
if (!drv->base)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
drv->wdog = devm_request_and_ioremap(&pdev->dev, res);
if (!drv->wdog)
return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
if (!res)
return -EINVAL;
drv->cbase = devm_ioremap(&pdev->dev, res->start, resource_size(res));
if (!drv->cbase)
return -ENOMEM;
desc = &drv->pil_desc;
desc->name = "modem";
desc->dev = &pdev->dev;
desc->owner = THIS_MODULE;
desc->proxy_timeout = 10000;
if (pas_supported(PAS_MODEM) > 0) {
desc->ops = &pil_modem_ops_trusted;
dev_info(&pdev->dev, "using secure boot\n");
} else {
desc->ops = &pil_modem_ops;
dev_info(&pdev->dev, "using non-secure boot\n");
}
ret = pil_desc_init(desc);
if (ret)
return ret;
drv->notifier.notifier_call = modem_notif_handler,
ret = modem_register_notifier(&drv->notifier);
if (ret)
goto err_notify;
drv->subsys_desc.name = "modem";
drv->subsys_desc.depends_on = "adsp";
drv->subsys_desc.dev = &pdev->dev;
drv->subsys_desc.owner = THIS_MODULE;
drv->subsys_desc.start = modem_start;
drv->subsys_desc.stop = modem_stop;
drv->subsys_desc.shutdown = modem_shutdown;
drv->subsys_desc.powerup = modem_powerup;
drv->subsys_desc.ramdump = modem_ramdump;
drv->subsys_desc.crash_shutdown = modem_crash_shutdown;
INIT_WORK(&drv->fatal_work, modem_fatal_fn);
INIT_DELAYED_WORK(&drv->unlock_work, modem_unlock_timeout);
drv->subsys = subsys_register(&drv->subsys_desc);
if (IS_ERR(drv->subsys)) {
ret = PTR_ERR(drv->subsys);
goto err_subsys;
}
drv->ramdump_dev = create_ramdump_device("modem", &pdev->dev);
if (!drv->ramdump_dev) {
ret = -ENOMEM;
goto err_ramdump;
}
scm_pas_init(MSM_BUS_MASTER_SPS);
ret = devm_request_irq(&pdev->dev, drv->irq, modem_wdog_bite_irq,
IRQF_TRIGGER_RISING, "modem_watchdog", drv);
if (ret)
goto err_irq;
return 0;
err_irq:
destroy_ramdump_device(drv->ramdump_dev);
err_ramdump:
subsys_unregister(drv->subsys);
err_subsys:
modem_unregister_notifier(&drv->notifier);
err_notify:
pil_desc_release(desc);
return ret;
}
static int dsps_alloc_resources(struct platform_device *pdev)
{
int ret = -ENODEV;
struct resource *ppss_res;
struct resource *ppss_wdog;
int i;
pr_debug("%s.\n", __func__);
if ((drv->pdata->signature != DSPS_SIGNATURE)) {
pr_err("%s: invalid signature for pdata.", __func__);
return -EINVAL;
}
ppss_res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
"ppss_reg");
if (!ppss_res) {
pr_err("%s: failed to get ppss_reg resource.\n", __func__);
return -EINVAL;
}
for (i = 0; i < drv->pdata->clks_num; i++) {
const char *name = drv->pdata->clks[i].name;
struct clk *clock;
drv->pdata->clks[i].clock = NULL;
pr_debug("%s: get clk %s.", __func__, name);
clock = clk_get(drv->dev, name);
if (IS_ERR(clock)) {
pr_err("%s: can't get clk %s.", __func__, name);
goto clk_err;
}
drv->pdata->clks[i].clock = clock;
}
for (i = 0; i < drv->pdata->gpios_num; i++) {
const char *name = drv->pdata->gpios[i].name;
int num = drv->pdata->gpios[i].num;
drv->pdata->gpios[i].is_owner = false;
pr_debug("%s: get gpio %s.", __func__, name);
ret = gpio_request(num, name);
if (ret) {
pr_err("%s: request GPIO %s err %d.",
__func__, name, ret);
goto gpio_err;
}
drv->pdata->gpios[i].is_owner = true;
}
for (i = 0; i < drv->pdata->regs_num; i++) {
const char *name = drv->pdata->regs[i].name;
drv->pdata->regs[i].reg = NULL;
pr_debug("%s: get regulator %s.", __func__, name);
drv->pdata->regs[i].reg = regulator_get(drv->dev, name);
if (IS_ERR(drv->pdata->regs[i].reg)) {
pr_err("%s: get regulator %s failed.",
__func__, name);
goto reg_err;
}
}
drv->ppss_base = ioremap(ppss_res->start,
resource_size(ppss_res));
ppss_wdog = platform_get_resource_byname(pdev, IORESOURCE_IRQ,
"ppss_wdog");
if (ppss_wdog) {
drv->wdog_irq = ppss_wdog->start;
ret = request_irq(drv->wdog_irq, dsps_wdog_bite_irq,
IRQF_TRIGGER_RISING, "dsps_wdog", NULL);
if (ret) {
pr_err("%s: request_irq fail %d\n", __func__, ret);
goto request_irq_err;
}
} else {
drv->wdog_irq = -1;
pr_debug("%s: ppss_wdog not supported.\n", __func__);
}
drv->dspsfw_ramdump_segments[0].address = drv->pdata->tcm_code_start;
drv->dspsfw_ramdump_segments[0].size = drv->pdata->tcm_code_size;
drv->dspsfw_ramdump_segments[1].address = drv->pdata->tcm_buf_start;
drv->dspsfw_ramdump_segments[1].size = drv->pdata->tcm_buf_size;
drv->dspsfw_ramdump_segments[2].address = drv->pdata->pipe_start;
drv->dspsfw_ramdump_segments[2].size = drv->pdata->pipe_size;
drv->dspsfw_ramdump_segments[3].address = drv->pdata->ddr_start;
drv->dspsfw_ramdump_segments[3].size = drv->pdata->ddr_size;
drv->dspsfw_ramdump_dev = create_ramdump_device("dsps");
if (!drv->dspsfw_ramdump_dev) {
pr_err("%s: create_ramdump_device(\"dsps\") fail\n",
__func__);
goto create_ramdump_err;
}
drv->smem_ramdump_segments[0].address = drv->pdata->smem_start;
drv->smem_ramdump_segments[0].size = drv->pdata->smem_size;
drv->smem_ramdump_dev = create_ramdump_device("smem-dsps");
if (!drv->smem_ramdump_dev) {
pr_err("%s: create_ramdump_device(\"smem\") fail\n",
__func__);
goto create_ramdump_err;
}
if (drv->pdata->init)
drv->pdata->init(drv->pdata);
return 0;
create_ramdump_err:
disable_irq_nosync(drv->wdog_irq);
free_irq(drv->wdog_irq, NULL);
request_irq_err:
iounmap(drv->ppss_base);
reg_err:
for (i = 0; i < drv->pdata->regs_num; i++) {
if (drv->pdata->regs[i].reg) {
regulator_put(drv->pdata->regs[i].reg);
drv->pdata->regs[i].reg = NULL;
}
}
gpio_err:
for (i = 0; i < drv->pdata->gpios_num; i++)
if (drv->pdata->gpios[i].is_owner) {
gpio_free(drv->pdata->gpios[i].num);
drv->pdata->gpios[i].is_owner = false;
}
clk_err:
for (i = 0; i < drv->pdata->clks_num; i++)
if (drv->pdata->clks[i].clock) {
clk_put(drv->pdata->clks[i].clock);
drv->pdata->clks[i].clock = NULL;
}
return ret;
}
static int __init gss_8064_init(void)
{
int ret;
if (!cpu_is_apq8064())
return -ENODEV;
ret = smsm_state_cb_register(SMSM_MODEM_STATE, SMSM_RESET,
smsm_state_cb, 0);
if (ret < 0)
pr_err("%s: Unable to register SMSM callback! (%d)\n",
__func__, ret);
ret = request_irq(GSS_A5_WDOG_EXPIRED, gss_wdog_bite_irq,
IRQF_TRIGGER_RISING, "gss_a5_wdog", NULL);
if (ret < 0) {
pr_err("%s: Unable to request gss watchdog IRQ. (%d)\n",
__func__, ret);
disable_irq_nosync(GSS_A5_WDOG_EXPIRED);
goto out;
}
ret = gss_subsystem_restart_init();
if (ret < 0) {
pr_err("%s: Unable to reg with subsystem restart. (%d)\n",
__func__, ret);
goto out;
}
gss_data.gss_dev.minor = MISC_DYNAMIC_MINOR;
gss_data.gss_dev.name = "gss";
gss_data.gss_dev.fops = &gss_file_ops;
ret = misc_register(&gss_data.gss_dev);
if (ret) {
pr_err("%s: misc_registers failed for %s (%d)", __func__,
gss_data.gss_dev.name, ret);
goto out;
}
gss_data.gss_ramdump_dev = create_ramdump_device("gss");
if (!gss_data.gss_ramdump_dev) {
pr_err("%s: Unable to create gss ramdump device. (%d)\n",
__func__, -ENOMEM);
ret = -ENOMEM;
goto out;
}
gss_data.smem_ramdump_dev = create_ramdump_device("smem-gss");
if (!gss_data.smem_ramdump_dev) {
pr_err("%s: Unable to create smem ramdump device. (%d)\n",
__func__, -ENOMEM);
ret = -ENOMEM;
goto out;
}
pr_info("%s: gss fatal driver init'ed.\n", __func__);
out:
return ret;
}
static int __devinit pil_pronto_probe(struct platform_device *pdev)
{
struct pronto_data *drv;
struct resource *res;
struct pil_desc *desc;
int ret;
uint32_t regval;
drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL);
if (!drv)
return -ENOMEM;
platform_set_drvdata(pdev, drv);
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pmu_base");
drv->base = devm_request_and_ioremap(&pdev->dev, res);
if (!drv->base)
return -ENOMEM;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "clk_base");
drv->reset_base = devm_request_and_ioremap(&pdev->dev, res);
if (!drv->reset_base)
return -ENOMEM;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "halt_base");
drv->axi_halt_base = devm_request_and_ioremap(&pdev->dev, res);
if (!drv->axi_halt_base)
return -ENOMEM;
desc = &drv->desc;
ret = of_property_read_string(pdev->dev.of_node, "qcom,firmware-name",
&desc->name);
if (ret)
return ret;
desc->dev = &pdev->dev;
desc->owner = THIS_MODULE;
desc->proxy_timeout = 10000;
if (pas_supported(PAS_WCNSS) > 0) {
desc->ops = &pil_pronto_ops_trusted;
dev_info(&pdev->dev, "using secure boot\n");
} else {
desc->ops = &pil_pronto_ops;
dev_info(&pdev->dev, "using non-secure boot\n");
}
drv->vreg = devm_regulator_get(&pdev->dev, "vdd_pronto_pll");
if (IS_ERR(drv->vreg)) {
dev_err(&pdev->dev, "failed to get pronto pll supply");
return PTR_ERR(drv->vreg);
}
ret = regulator_set_voltage(drv->vreg, 1800000, 1800000);
if (ret) {
dev_err(&pdev->dev, "failed to set pll supply voltage\n");
return ret;
}
ret = regulator_set_optimum_mode(drv->vreg, 18000);
if (ret < 0) {
dev_err(&pdev->dev, "failed to set pll supply mode\n");
return ret;
}
drv->cxo = devm_clk_get(&pdev->dev, "xo");
if (IS_ERR(drv->cxo))
return PTR_ERR(drv->cxo);
scm_pas_init(MSM_BUS_MASTER_CRYPTO_CORE0);
ret = pil_desc_init(desc);
if (ret)
return ret;
drv->subsys_desc.name = desc->name;
drv->subsys_desc.dev = &pdev->dev;
drv->subsys_desc.owner = THIS_MODULE;
drv->subsys_desc.shutdown = wcnss_shutdown;
drv->subsys_desc.powerup = wcnss_powerup;
drv->subsys_desc.ramdump = wcnss_ramdump;
drv->subsys_desc.crash_shutdown = crash_shutdown;
drv->subsys_desc.start = pronto_start;
drv->subsys_desc.stop = pronto_stop;
drv->subsys_desc.err_fatal_handler = wcnss_err_fatal_intr_handler;
drv->subsys_desc.wdog_bite_handler = wcnss_wdog_bite_irq_hdlr;
INIT_DELAYED_WORK(&drv->cancel_vote_work, wcnss_post_bootup);
drv->subsys = subsys_register(&drv->subsys_desc);
if (IS_ERR(drv->subsys)) {
ret = PTR_ERR(drv->subsys);
goto err_subsys;
}
drv->ramdump_dev = create_ramdump_device("pronto", &pdev->dev);
if (!drv->ramdump_dev) {
ret = -ENOMEM;
goto err_irq;
}
/* Initialize common_ss GDSCR to wait 4 cycles between states */
regval = readl_relaxed(drv->base + PRONTO_PMU_COMMON_GDSCR)
& PRONTO_PMU_COMMON_GDSCR_SW_COLLAPSE;
regval |= (2 << EN_REST_WAIT) | (2 << EN_FEW_WAIT)
| (2 << CLK_DIS_WAIT);
writel_relaxed(regval, drv->base + PRONTO_PMU_COMMON_GDSCR);
return 0;
err_irq:
subsys_unregister(drv->subsys);
err_subsys:
pil_desc_release(desc);
return ret;
}
static int __init modem_8960_init(void)
{
int ret;
if (cpu_is_apq8064())
return -ENODEV;
ret = smsm_state_cb_register(SMSM_MODEM_STATE, SMSM_RESET,
smsm_state_cb, 0);
if (ret < 0)
pr_err("%s: Unable to register SMSM callback! (%d)\n",
__func__, ret);
ret = request_irq(Q6FW_WDOG_EXPIRED_IRQ, modem_wdog_bite_irq,
IRQF_TRIGGER_RISING, "modem_wdog_fw", NULL);
if (ret < 0) {
pr_err("%s: Unable to request q6fw watchdog IRQ. (%d)\n",
__func__, ret);
goto out;
}
ret = request_irq(Q6SW_WDOG_EXPIRED_IRQ, modem_wdog_bite_irq,
IRQF_TRIGGER_RISING, "modem_wdog_sw", NULL);
if (ret < 0) {
pr_err("%s: Unable to request q6sw watchdog IRQ. (%d)\n",
__func__, ret);
disable_irq_nosync(Q6FW_WDOG_EXPIRED_IRQ);
goto out;
}
ret = modem_subsystem_restart_init();
if (ret < 0) {
pr_err("%s: Unable to reg with subsystem restart. (%d)\n",
__func__, ret);
goto out;
}
modemfw_ramdump_dev = create_ramdump_device("modem_fw");
if (!modemfw_ramdump_dev) {
pr_err("%s: Unable to create modem fw ramdump device. (%d)\n",
__func__, -ENOMEM);
ret = -ENOMEM;
goto out;
}
modemsw_ramdump_dev = create_ramdump_device("modem_sw");
if (!modemsw_ramdump_dev) {
pr_err("%s: Unable to create modem sw ramdump device. (%d)\n",
__func__, -ENOMEM);
ret = -ENOMEM;
goto out;
}
smem_ramdump_dev = create_ramdump_device("smem-modem");
if (!smem_ramdump_dev) {
pr_err("%s: Unable to create smem ramdump device. (%d)\n",
__func__, -ENOMEM);
ret = -ENOMEM;
goto out;
}
ret = modem_debugfs_init();
pr_info("%s: modem fatal driver init'ed.\n", __func__);
out:
return ret;
}
