1 #include "camsys_marvin.h"
2 #include "camsys_soc_priv.h"
3 #include "camsys_gpio.h"
5 #include <linux/rockchip/common.h>
6 #include <dt-bindings/clock/rk_system_status.h>
7 #include <linux/rockchip_ion.h>
8 #include <linux/file.h>
10 extern int rockchip_set_system_status(unsigned long status);
11 extern int rockchip_clear_system_status(unsigned long status);
13 static const char miscdev_name[] = CAMSYS_MARVIN_DEVNAME;
16 static int camsys_mrv_iomux_cb(camsys_extdev_t *extdev,void *ptr)
18 struct pinctrl *pinctrl;
19 struct pinctrl_state *state;
21 char state_str[20] = {0};
22 camsys_dev_t *camsys_dev = (camsys_dev_t*)ptr;
23 struct device *dev = &(extdev->pdev->dev);
24 camsys_soc_priv_t *soc;
28 if (extdev->phy.type == CamSys_Phy_Cif) {
30 switch (extdev->phy.info.cif.fmt)
32 case CamSys_Fmt_Raw_8b:
33 case CamSys_Fmt_Yuv420_8b:
34 case CamSys_Fmt_Yuv422_8b:
36 if (extdev->phy.info.cif.cifio == CamSys_SensorBit0_CifBit0) {
37 strcpy(state_str,"isp_dvp8bit0");
38 } else if (extdev->phy.info.cif.cifio == CamSys_SensorBit0_CifBit2) {
39 strcpy(state_str,"isp_dvp8bit2");
41 camsys_err("extdev->phy.info.cif.cifio: 0x%x is invalidate!", extdev->phy.info.cif.cifio);
48 case CamSys_Fmt_Raw_10b:
50 strcpy(state_str,"isp_dvp10bit");
54 case CamSys_Fmt_Raw_12b:
56 strcpy(state_str,"isp_dvp12bit");
62 camsys_err("extdev->phy.info.cif.fmt: 0x%x is invalidate!",extdev->phy.info.cif.fmt);
67 if (extdev->dev_cfg & CAMSYS_DEVCFG_FLASHLIGHT) {
68 if (extdev->dev_cfg & CAMSYS_DEVCFG_PREFLASHLIGHT) {
69 strcpy(state_str,"isp_mipi_fl_prefl");
71 strcpy(state_str,"isp_mipi_fl");
74 //mux triggerout as gpio
76 int flash_trigger_io ;
77 enum of_gpio_flags flags;
78 flash_trigger_io = of_get_named_gpio_flags(camsys_dev->pdev->dev.of_node, "rockchip,gpios", 0, &flags);
79 if(gpio_is_valid(flash_trigger_io)){
80 flash_trigger_io = of_get_named_gpio_flags(camsys_dev->pdev->dev.of_node, "rockchip,gpios", 0, &flags);
81 gpio_request(flash_trigger_io,"camsys_gpio");
82 gpio_direction_output(flash_trigger_io, (~(extdev->fl.fl.active) & 0x1));
86 strcpy(state_str,"default");
90 camsys_trace(1,"marvin pinctrl select: %s", state_str);
92 pinctrl = devm_pinctrl_get(dev);
93 if (IS_ERR(pinctrl)) {
94 camsys_err("devm_pinctrl_get failed!");
97 state = pinctrl_lookup_state(pinctrl,
100 camsys_err("pinctrl_lookup_state failed!");
104 if (!IS_ERR(state)) {
105 retval = pinctrl_select_state(pinctrl, state);
107 camsys_err("pinctrl_select_state failed!");
112 if (camsys_dev->soc) {
113 soc = (camsys_soc_priv_t*)camsys_dev->soc;
115 (soc->soc_cfg)(Cif_IoDomain_Cfg,(void*)&extdev->dovdd.min_uv);
116 (soc->soc_cfg)(Clk_DriverStrength_Cfg,(void*)&extdev->clk.driver_strength);
118 camsys_err("camsys_dev->soc->soc_cfg is NULL!");
121 camsys_err("camsys_dev->soc is NULL!");
129 static int camsys_mrv_flash_trigger_cb(void *ptr,int mode,unsigned int on)
131 camsys_dev_t *camsys_dev = (camsys_dev_t*)ptr;
132 struct device *dev = &(camsys_dev->pdev->dev);
133 int flash_trigger_io ;
134 struct pinctrl *pinctrl;
135 struct pinctrl_state *state;
136 char state_str[20] = {0};
138 enum of_gpio_flags flags;
139 camsys_extdev_t *extdev = NULL;
142 strcpy(state_str,"isp_flash_as_gpio");
143 pinctrl = devm_pinctrl_get(dev);
144 if (IS_ERR(pinctrl)) {
145 camsys_err("devm_pinctrl_get failed!");
147 state = pinctrl_lookup_state(pinctrl,
150 camsys_err("pinctrl_lookup_state failed!");
153 if (!IS_ERR(state)) {
154 retval = pinctrl_select_state(pinctrl, state);
156 camsys_err("pinctrl_select_state failed!");
162 flash_trigger_io = of_get_named_gpio_flags(camsys_dev->pdev->dev.of_node, "rockchip,gpios", 0, &flags);
163 if(gpio_is_valid(flash_trigger_io)){
164 flash_trigger_io = of_get_named_gpio_flags(camsys_dev->pdev->dev.of_node, "rockchip,gpios", 0, &flags);
165 gpio_request(flash_trigger_io,"camsys_gpio");
166 //get flash io active pol
167 if (!list_empty(&camsys_dev->extdevs.list)) {
168 list_for_each_entry(extdev, &camsys_dev->extdevs.list, list) {
169 if (extdev->dev_cfg & CAMSYS_DEVCFG_FLASHLIGHT) {
170 gpio_direction_output(flash_trigger_io, (~(extdev->fl.fl.active) & 0x1));
176 strcpy(state_str,"isp_flash_as_trigger_out");
177 pinctrl = devm_pinctrl_get(dev);
178 if (IS_ERR(pinctrl)) {
179 camsys_err("devm_pinctrl_get failed!");
181 state = pinctrl_lookup_state(pinctrl,
184 camsys_err("pinctrl_lookup_state failed!");
187 if (!IS_ERR(state)) {
188 retval = pinctrl_select_state(pinctrl, state);
190 camsys_err("pinctrl_select_state failed!");
197 static struct device *rockchip_get_sysmmu_device_by_compatible(const char *compt)
199 struct device_node *dn = NULL;
200 struct platform_device *pd = NULL;
201 struct device *ret = NULL ;
203 dn = of_find_compatible_node(NULL,NULL,compt);
206 printk("can't find device node %s \r\n",compt);
210 pd = of_find_device_by_node(dn);
213 printk("can't find platform device in device node %s \r\n",compt);
221 #ifdef CONFIG_IOMMU_API
222 static inline void platform_set_sysmmu(struct device *iommu, struct device *dev)
224 dev->archdata.iommu = iommu;
227 static inline void platform_set_sysmmu(struct device *iommu, struct device *dev)
233 static int camsys_mrv_iommu_cb(void *ptr,camsys_sysctrl_t *devctl)
235 struct device *iommu_dev = NULL,*dev = NULL;
236 struct file *file = NULL;
237 struct ion_client *client = NULL;
238 struct ion_handle *handle = NULL;
239 camsys_iommu_t *iommu = NULL;
240 int ret = 0,iommu_enabled = 0;
241 camsys_dev_t * camsys_dev = (camsys_dev_t *)ptr;
243 of_property_read_u32(camsys_dev->pdev->dev.of_node, "rockchip,isp,iommu_enable", &iommu_enabled);
244 if(iommu_enabled != 1){
245 camsys_err("isp iommu have not been enabled!\n");
249 iommu_dev = rockchip_get_sysmmu_device_by_compatible(ISP_IOMMU_COMPATIBLE_NAME);
251 camsys_err("get iommu device erro!\n");
255 dev = &(camsys_dev->pdev->dev);
256 iommu = (camsys_iommu_t *)(devctl->rev);
257 file = fget(iommu->client_fd);
259 camsys_err("get client_fd file erro!\n");
264 client = file->private_data;
267 camsys_err("get ion_client erro!\n");
274 handle = ion_import_dma_buf(client,iommu->map_fd);
276 camsys_trace(1,"map fd %d ,client fd %d\n",iommu->map_fd,iommu->client_fd);
278 camsys_err("get ion_handle erro!\n");
283 platform_set_sysmmu(iommu_dev,dev);
284 ret = rockchip_iovmm_activate(dev);
286 ret = ion_map_iommu(dev,client,handle,&(iommu->linear_addr),&(iommu->len));
289 ion_unmap_iommu(dev,client,handle);
290 platform_set_sysmmu(iommu_dev,dev);
291 rockchip_iovmm_deactivate(dev);
296 static int camsys_mrv_reset_cb(void *ptr,unsigned int on)
298 camsys_dev_t *camsys_dev = (camsys_dev_t*)ptr;
299 camsys_soc_priv_t *soc;
302 if (camsys_dev->soc) {
303 soc = (camsys_soc_priv_t*)camsys_dev->soc;
305 (soc->soc_cfg)(Isp_SoftRst,(void*)on);
307 camsys_err("camsys_dev->soc->soc_cfg is NULL!");
310 camsys_err("camsys_dev->soc is NULL!");
316 static int camsys_mrv_clkin_cb(void *ptr, unsigned int on)
318 camsys_dev_t *camsys_dev = (camsys_dev_t*)ptr;
319 camsys_mrv_clk_t *clk = (camsys_mrv_clk_t*)camsys_dev->clk;
320 unsigned long isp_clk;
322 if (on && !clk->in_on) {
323 rockchip_set_system_status(SYS_STATUS_ISP);
331 clk_set_rate(clk->isp,isp_clk);
332 clk_set_rate(clk->isp_jpe, isp_clk);
334 clk_prepare_enable(clk->aclk_isp);
335 clk_prepare_enable(clk->hclk_isp);
336 clk_prepare_enable(clk->isp);
337 clk_prepare_enable(clk->isp_jpe);
338 clk_prepare_enable(clk->clk_mipi_24m);
339 clk_prepare_enable(clk->pclkin_isp);
340 clk_prepare_enable(clk->pd_isp);
344 camsys_trace(1, "%s clock(f: %ld Hz) in turn on",dev_name(camsys_dev->miscdev.this_device),isp_clk);
345 camsys_mrv_reset_cb(ptr,1);
347 camsys_mrv_reset_cb(ptr,0);
349 } else if (!on && clk->in_on) {
351 clk_disable_unprepare(clk->aclk_isp);
352 clk_disable_unprepare(clk->hclk_isp);
353 clk_disable_unprepare(clk->isp);
354 clk_disable_unprepare(clk->isp_jpe);
355 clk_disable_unprepare(clk->clk_mipi_24m);
356 clk_disable_unprepare(clk->pclkin_isp);
357 clk_disable_unprepare(clk->pd_isp);
359 rockchip_clear_system_status(SYS_STATUS_ISP);
361 camsys_trace(1, "%s clock in turn off",dev_name(camsys_dev->miscdev.this_device));
366 static int camsys_mrv_clkout_cb(void *ptr, unsigned int on,unsigned int inclk)
368 camsys_dev_t *camsys_dev = (camsys_dev_t*)ptr;
369 camsys_mrv_clk_t *clk = (camsys_mrv_clk_t*)camsys_dev->clk;
371 mutex_lock(&clk->lock);
372 if (on && (clk->out_on != on)) {
374 clk_set_rate(clk->cif_clk_out,inclk);
375 clk_prepare_enable(clk->cif_clk_out);
378 camsys_trace(1, "%s clock out(rate: %dHz) turn on",dev_name(camsys_dev->miscdev.this_device),
380 } else if (!on && clk->out_on) {
381 if(!IS_ERR_OR_NULL(clk->cif_clk_pll)) {
382 clk_set_parent(clk->cif_clk_out, clk->cif_clk_pll);
384 camsys_warn("%s clock out may be not off!", dev_name(camsys_dev->miscdev.this_device));
387 clk_disable_unprepare( clk->cif_clk_out);
391 camsys_trace(1, "%s clock out turn off",dev_name(camsys_dev->miscdev.this_device));
393 mutex_unlock(&clk->lock);
397 static irqreturn_t camsys_mrv_irq(int irq, void *data)
399 camsys_dev_t *camsys_dev = (camsys_dev_t*)data;
400 camsys_irqstas_t *irqsta;
401 camsys_irqpool_t *irqpool;
402 unsigned int isp_mis,mipi_mis,mi_mis,*mis,jpg_mis,jpg_err_mis;
404 unsigned int mi_ris,mi_imis;
406 isp_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_ISP_MIS));
407 mipi_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MIPI_MIS));
408 jpg_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_JPG_MIS));
409 jpg_err_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_JPG_ERR_MIS));
410 mi_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_MIS));
412 mi_ris = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_RIS));
413 mi_imis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_IMIS));
414 while((mi_ris & mi_imis) != mi_mis){
415 camsys_trace(2,"mi_mis status erro,mi_mis 0x%x,mi_ris 0x%x,imis 0x%x\n",mi_mis,mi_ris,mi_imis);
416 mi_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_MIS));
417 mi_ris = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_RIS));
418 mi_imis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_IMIS));
423 __raw_writel(isp_mis, (void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_ISP_ICR));
424 __raw_writel(mipi_mis, (void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MIPI_ICR));
425 __raw_writel(jpg_mis, (void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_JPG_ICR));
426 __raw_writel(jpg_err_mis, (void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_JPG_ERR_ICR));
427 __raw_writel(mi_mis, (void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_ICR));
429 spin_lock(&camsys_dev->irq.lock);
430 if (!list_empty(&camsys_dev->irq.irq_pool)) {
431 list_for_each_entry(irqpool, &camsys_dev->irq.irq_pool, list) {
432 if (irqpool->pid != 0) {
458 case MRV_JPG_ERR_MIS:
466 camsys_trace(2,"Thread(pid:%d) irqpool mis(%d) is invalidate",irqpool->pid,irqpool->mis);
472 spin_lock(&irqpool->lock);
473 if (!list_empty(&irqpool->deactive)) {
474 irqsta = list_first_entry(&irqpool->deactive, camsys_irqstas_t, list);
475 irqsta->sta.mis = *mis;
476 list_del_init(&irqsta->list);
477 list_add_tail(&irqsta->list,&irqpool->active);
478 wake_up(&irqpool->done);
480 spin_unlock(&irqpool->lock);
486 spin_unlock(&camsys_dev->irq.lock);
490 static int camsys_mrv_remove_cb(struct platform_device *pdev)
492 camsys_dev_t *camsys_dev = platform_get_drvdata(pdev);
493 camsys_mrv_clk_t *mrv_clk=NULL;
495 if (camsys_dev->clk != NULL) {
497 mrv_clk = (camsys_mrv_clk_t*)camsys_dev->clk;
499 camsys_mrv_clkout_cb(mrv_clk,0,0);
501 camsys_mrv_clkin_cb(mrv_clk,0);
503 if (!IS_ERR_OR_NULL(mrv_clk->pd_isp)) {
504 devm_clk_put(&pdev->dev,mrv_clk->pd_isp);
506 if (!IS_ERR_OR_NULL(mrv_clk->aclk_isp)) {
507 devm_clk_put(&pdev->dev,mrv_clk->aclk_isp);
509 if (!IS_ERR_OR_NULL(mrv_clk->hclk_isp)) {
510 devm_clk_put(&pdev->dev,mrv_clk->hclk_isp);
512 if (!IS_ERR_OR_NULL(mrv_clk->isp)) {
513 devm_clk_put(&pdev->dev,mrv_clk->isp);
515 if (!IS_ERR_OR_NULL(mrv_clk->isp_jpe)) {
516 devm_clk_put(&pdev->dev,mrv_clk->isp_jpe);
518 if (!IS_ERR_OR_NULL(mrv_clk->pclkin_isp)) {
519 devm_clk_put(&pdev->dev,mrv_clk->pclkin_isp);
521 if (!IS_ERR_OR_NULL(mrv_clk->cif_clk_out)) {
522 devm_clk_put(&pdev->dev,mrv_clk->cif_clk_out);
531 int camsys_mrv_probe_cb(struct platform_device *pdev, camsys_dev_t *camsys_dev)
534 camsys_mrv_clk_t *mrv_clk=NULL;
536 err = request_irq(camsys_dev->irq.irq_id, camsys_mrv_irq, IRQF_SHARED, CAMSYS_MARVIN_IRQNAME,camsys_dev);
538 camsys_err("request irq for %s failed",CAMSYS_MARVIN_IRQNAME);
543 mrv_clk = kzalloc(sizeof(camsys_mrv_clk_t),GFP_KERNEL);
544 if (mrv_clk == NULL) {
545 camsys_err("Allocate camsys_mrv_clk_t failed!");
550 mrv_clk->pd_isp = devm_clk_get(&pdev->dev, "pd_isp");
551 mrv_clk->aclk_isp = devm_clk_get(&pdev->dev, "aclk_isp");
552 mrv_clk->hclk_isp = devm_clk_get(&pdev->dev, "hclk_isp");
553 mrv_clk->isp = devm_clk_get(&pdev->dev, "clk_isp");
554 mrv_clk->isp_jpe = devm_clk_get(&pdev->dev, "clk_isp_jpe");
555 mrv_clk->pclkin_isp = devm_clk_get(&pdev->dev, "pclkin_isp");
556 mrv_clk->cif_clk_out = devm_clk_get(&pdev->dev, "clk_cif_out");
557 mrv_clk->cif_clk_pll = devm_clk_get(&pdev->dev, "clk_cif_pll");
558 mrv_clk->clk_mipi_24m = devm_clk_get(&pdev->dev,"clk_mipi_24m");
560 if (IS_ERR_OR_NULL(mrv_clk->pd_isp) || IS_ERR_OR_NULL(mrv_clk->aclk_isp) || IS_ERR_OR_NULL(mrv_clk->hclk_isp) ||
561 IS_ERR_OR_NULL(mrv_clk->isp) || IS_ERR_OR_NULL(mrv_clk->isp_jpe) || IS_ERR_OR_NULL(mrv_clk->pclkin_isp) ||
562 IS_ERR_OR_NULL(mrv_clk->cif_clk_out) || IS_ERR_OR_NULL(mrv_clk->clk_mipi_24m)) {
563 camsys_err("Get %s clock resouce failed!\n",miscdev_name);
568 clk_set_rate(mrv_clk->isp,210000000);
569 clk_set_rate(mrv_clk->isp_jpe, 210000000);
571 mutex_init(&mrv_clk->lock);
573 mrv_clk->in_on = false;
576 camsys_dev->clk = (void*)mrv_clk;
577 camsys_dev->clkin_cb = camsys_mrv_clkin_cb;
578 camsys_dev->clkout_cb = camsys_mrv_clkout_cb;
579 camsys_dev->reset_cb = camsys_mrv_reset_cb;
580 camsys_dev->iomux = camsys_mrv_iomux_cb;
581 camsys_dev->flash_trigger_cb = camsys_mrv_flash_trigger_cb;
582 camsys_dev->iommu_cb = camsys_mrv_iommu_cb;
584 camsys_dev->miscdev.minor = MISC_DYNAMIC_MINOR;
585 camsys_dev->miscdev.name = miscdev_name;
586 camsys_dev->miscdev.nodename = miscdev_name;
587 camsys_dev->miscdev.fops = &camsys_fops;
589 err = misc_register(&camsys_dev->miscdev);
591 camsys_err("misc register %s failed!",miscdev_name);
592 goto misc_register_failed;
596 camsys_dev->dev_id = CAMSYS_DEVID_MARVIN;
597 camsys_dev->platform_remove = camsys_mrv_remove_cb;
601 misc_register_failed:
602 if (!IS_ERR_OR_NULL(camsys_dev->miscdev.this_device)) {
603 misc_deregister(&camsys_dev->miscdev);
607 if (mrv_clk != NULL) {
608 if (!IS_ERR_OR_NULL(mrv_clk->pd_isp)) {
609 clk_put(mrv_clk->pd_isp);
611 if (!IS_ERR_OR_NULL(mrv_clk->aclk_isp)) {
612 clk_put(mrv_clk->aclk_isp);
614 if (!IS_ERR_OR_NULL(mrv_clk->hclk_isp)) {
615 clk_put(mrv_clk->hclk_isp);
617 if (!IS_ERR_OR_NULL(mrv_clk->isp)) {
618 clk_put(mrv_clk->isp);
620 if (!IS_ERR_OR_NULL(mrv_clk->isp_jpe)) {
621 clk_put(mrv_clk->isp_jpe);
623 if (!IS_ERR_OR_NULL(mrv_clk->pclkin_isp)) {
624 clk_put(mrv_clk->pclkin_isp);
626 if (!IS_ERR_OR_NULL(mrv_clk->cif_clk_out)) {
627 clk_put(mrv_clk->cif_clk_out);
637 EXPORT_SYMBOL_GPL(camsys_mrv_probe_cb);