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>
8 extern int rockchip_set_system_status(unsigned long status);
9 extern int rockchip_clear_system_status(unsigned long status);
11 static const char miscdev_name[] = CAMSYS_MARVIN_DEVNAME;
14 static int camsys_mrv_iomux_cb(camsys_extdev_t *extdev,void *ptr)
16 struct pinctrl *pinctrl;
17 struct pinctrl_state *state;
19 char state_str[20] = {0};
20 camsys_dev_t *camsys_dev = (camsys_dev_t*)ptr;
21 struct device *dev = &(extdev->pdev->dev);
22 camsys_soc_priv_t *soc;
26 if (extdev->phy.type == CamSys_Phy_Cif) {
28 switch (extdev->phy.info.cif.fmt)
30 case CamSys_Fmt_Raw_8b:
31 case CamSys_Fmt_Yuv420_8b:
32 case CamSys_Fmt_Yuv422_8b:
34 if (extdev->phy.info.cif.cifio == CamSys_SensorBit0_CifBit0) {
35 strcpy(state_str,"isp_dvp8bit0");
36 } else if (extdev->phy.info.cif.cifio == CamSys_SensorBit0_CifBit2) {
37 strcpy(state_str,"isp_dvp8bit2");
39 camsys_err("extdev->phy.info.cif.cifio: 0x%x is invalidate!", extdev->phy.info.cif.cifio);
46 case CamSys_Fmt_Raw_10b:
48 strcpy(state_str,"isp_dvp10bit");
52 case CamSys_Fmt_Raw_12b:
54 strcpy(state_str,"isp_dvp12bit");
60 camsys_err("extdev->phy.info.cif.fmt: 0x%x is invalidate!",extdev->phy.info.cif.fmt);
65 if (extdev->dev_cfg & CAMSYS_DEVCFG_FLASHLIGHT) {
66 if (extdev->dev_cfg & CAMSYS_DEVCFG_PREFLASHLIGHT) {
67 strcpy(state_str,"isp_mipi_fl_prefl");
69 strcpy(state_str,"isp_mipi_fl");
72 strcpy(state_str,"default");
76 camsys_trace(1,"marvin pinctrl select: %s", state_str);
78 pinctrl = devm_pinctrl_get(dev);
79 if (IS_ERR(pinctrl)) {
80 camsys_err("devm_pinctrl_get failed!");
83 state = pinctrl_lookup_state(pinctrl,
86 camsys_err("pinctrl_lookup_state failed!");
91 retval = pinctrl_select_state(pinctrl, state);
93 camsys_err("pinctrl_select_state failed!");
98 if (camsys_dev->soc) {
99 soc = (camsys_soc_priv_t*)camsys_dev->soc;
101 (soc->soc_cfg)(Cif_IoDomain_Cfg,(void*)&extdev->dovdd.min_uv);
102 (soc->soc_cfg)(Clk_DriverStrength_Cfg,(void*)&extdev->clk.driver_strength);
104 camsys_err("camsys_dev->soc->soc_cfg is NULL!");
107 camsys_err("camsys_dev->soc is NULL!");
115 static int camsys_mrv_flash_trigger_cb(void *ptr,unsigned int on)
117 camsys_dev_t *camsys_dev = (camsys_dev_t*)ptr;
118 struct device *dev = &(camsys_dev->pdev->dev);
119 int flash_trigger_io ;
120 struct pinctrl *pinctrl;
121 struct pinctrl_state *state;
122 char state_str[20] = {0};
124 enum of_gpio_flags flags;
127 strcpy(state_str,"isp_flash_as_gpio");
128 pinctrl = devm_pinctrl_get(dev);
129 if (IS_ERR(pinctrl)) {
130 camsys_err("devm_pinctrl_get failed!");
132 state = pinctrl_lookup_state(pinctrl,
135 camsys_err("pinctrl_lookup_state failed!");
138 if (!IS_ERR(state)) {
139 retval = pinctrl_select_state(pinctrl, state);
141 camsys_err("pinctrl_select_state failed!");
147 flash_trigger_io = of_get_named_gpio_flags(camsys_dev->pdev->dev.of_node, "rockchip,gpios", 0, &flags);
148 if(gpio_is_valid(flash_trigger_io)){
149 flash_trigger_io = of_get_named_gpio_flags(camsys_dev->pdev->dev.of_node, "rockchip,gpios", 0, &flags);
150 gpio_request(flash_trigger_io,"camsys_gpio");
151 gpio_direction_output(flash_trigger_io, 1);
155 strcpy(state_str,"isp_flash_as_trigger_out");
156 pinctrl = devm_pinctrl_get(dev);
157 if (IS_ERR(pinctrl)) {
158 camsys_err("devm_pinctrl_get failed!");
160 state = pinctrl_lookup_state(pinctrl,
163 camsys_err("pinctrl_lookup_state failed!");
166 if (!IS_ERR(state)) {
167 retval = pinctrl_select_state(pinctrl, state);
169 camsys_err("pinctrl_select_state failed!");
178 static int camsys_mrv_reset_cb(void *ptr,unsigned int on)
180 camsys_dev_t *camsys_dev = (camsys_dev_t*)ptr;
181 camsys_soc_priv_t *soc;
184 if (camsys_dev->soc) {
185 soc = (camsys_soc_priv_t*)camsys_dev->soc;
187 (soc->soc_cfg)(Isp_SoftRst,(void*)on);
189 camsys_err("camsys_dev->soc->soc_cfg is NULL!");
192 camsys_err("camsys_dev->soc is NULL!");
198 static int camsys_mrv_clkin_cb(void *ptr, unsigned int on)
200 camsys_dev_t *camsys_dev = (camsys_dev_t*)ptr;
201 camsys_mrv_clk_t *clk = (camsys_mrv_clk_t*)camsys_dev->clk;
202 unsigned long isp_clk;
204 if (on && !clk->in_on) {
205 rockchip_set_system_status(SYS_STATUS_ISP);
213 clk_set_rate(clk->isp,isp_clk);
214 clk_set_rate(clk->isp_jpe, isp_clk);
216 clk_prepare_enable(clk->aclk_isp);
217 clk_prepare_enable(clk->hclk_isp);
218 clk_prepare_enable(clk->isp);
219 clk_prepare_enable(clk->isp_jpe);
220 clk_prepare_enable(clk->clk_mipi_24m);
221 clk_prepare_enable(clk->pclkin_isp);
222 clk_prepare_enable(clk->pd_isp);
226 camsys_trace(1, "%s clock(f: %ld Hz) in turn on",dev_name(camsys_dev->miscdev.this_device),isp_clk);
227 camsys_mrv_reset_cb(ptr,1);
229 camsys_mrv_reset_cb(ptr,0);
231 } else if (!on && clk->in_on) {
233 clk_disable_unprepare(clk->aclk_isp);
234 clk_disable_unprepare(clk->hclk_isp);
235 clk_disable_unprepare(clk->isp);
236 clk_disable_unprepare(clk->isp_jpe);
237 clk_disable_unprepare(clk->clk_mipi_24m);
238 clk_disable_unprepare(clk->pclkin_isp);
239 clk_disable_unprepare(clk->pd_isp);
241 rockchip_clear_system_status(SYS_STATUS_ISP);
243 camsys_trace(1, "%s clock in turn off",dev_name(camsys_dev->miscdev.this_device));
248 static int camsys_mrv_clkout_cb(void *ptr, unsigned int on,unsigned int inclk)
250 camsys_dev_t *camsys_dev = (camsys_dev_t*)ptr;
251 camsys_mrv_clk_t *clk = (camsys_mrv_clk_t*)camsys_dev->clk;
253 mutex_lock(&clk->lock);
254 if (on && (clk->out_on != on)) {
256 clk_set_rate(clk->cif_clk_out,inclk);
257 clk_prepare_enable(clk->cif_clk_out);
260 camsys_trace(1, "%s clock out(rate: %dHz) turn on",dev_name(camsys_dev->miscdev.this_device),
262 } else if (!on && clk->out_on) {
263 if(!IS_ERR_OR_NULL(clk->cif_clk_pll)) {
264 clk_set_parent(clk->cif_clk_out, clk->cif_clk_pll);
266 camsys_warn("%s clock out may be not off!", dev_name(camsys_dev->miscdev.this_device));
269 clk_disable_unprepare( clk->cif_clk_out);
273 camsys_trace(1, "%s clock out turn off",dev_name(camsys_dev->miscdev.this_device));
275 mutex_unlock(&clk->lock);
279 static irqreturn_t camsys_mrv_irq(int irq, void *data)
281 camsys_dev_t *camsys_dev = (camsys_dev_t*)data;
282 camsys_irqstas_t *irqsta;
283 camsys_irqpool_t *irqpool;
284 unsigned int isp_mis,mipi_mis,mi_mis,*mis;
286 unsigned int mi_ris,mi_imis;
288 isp_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_ISP_MIS));
289 mipi_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MIPI_MIS));
291 mi_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_MIS));
293 mi_ris = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_RIS));
294 mi_imis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_IMIS));
295 while((mi_ris & mi_imis) != mi_mis){
296 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);
297 mi_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_MIS));
298 mi_ris = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_RIS));
299 mi_imis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_IMIS));
304 __raw_writel(isp_mis, (void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_ISP_ICR));
305 __raw_writel(mipi_mis, (void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MIPI_ICR));
306 __raw_writel(mi_mis, (void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_ICR));
308 spin_lock(&camsys_dev->irq.lock);
309 if (!list_empty(&camsys_dev->irq.irq_pool)) {
310 list_for_each_entry(irqpool, &camsys_dev->irq.irq_pool, list) {
311 if (irqpool->pid != 0) {
333 camsys_trace(2,"Thread(pid:%d) irqpool mis(%d) is invalidate",irqpool->pid,irqpool->mis);
339 spin_lock(&irqpool->lock);
340 if (!list_empty(&irqpool->deactive)) {
341 irqsta = list_first_entry(&irqpool->deactive, camsys_irqstas_t, list);
342 irqsta->sta.mis = *mis;
343 list_del_init(&irqsta->list);
344 list_add_tail(&irqsta->list,&irqpool->active);
345 wake_up(&irqpool->done);
347 spin_unlock(&irqpool->lock);
353 spin_unlock(&camsys_dev->irq.lock);
357 static int camsys_mrv_remove_cb(struct platform_device *pdev)
359 camsys_dev_t *camsys_dev = platform_get_drvdata(pdev);
360 camsys_mrv_clk_t *mrv_clk=NULL;
362 if (camsys_dev->clk != NULL) {
364 mrv_clk = (camsys_mrv_clk_t*)camsys_dev->clk;
366 camsys_mrv_clkout_cb(mrv_clk,0,0);
368 camsys_mrv_clkin_cb(mrv_clk,0);
370 if (!IS_ERR_OR_NULL(mrv_clk->pd_isp)) {
371 devm_clk_put(&pdev->dev,mrv_clk->pd_isp);
373 if (!IS_ERR_OR_NULL(mrv_clk->aclk_isp)) {
374 devm_clk_put(&pdev->dev,mrv_clk->aclk_isp);
376 if (!IS_ERR_OR_NULL(mrv_clk->hclk_isp)) {
377 devm_clk_put(&pdev->dev,mrv_clk->hclk_isp);
379 if (!IS_ERR_OR_NULL(mrv_clk->isp)) {
380 devm_clk_put(&pdev->dev,mrv_clk->isp);
382 if (!IS_ERR_OR_NULL(mrv_clk->isp_jpe)) {
383 devm_clk_put(&pdev->dev,mrv_clk->isp_jpe);
385 if (!IS_ERR_OR_NULL(mrv_clk->pclkin_isp)) {
386 devm_clk_put(&pdev->dev,mrv_clk->pclkin_isp);
388 if (!IS_ERR_OR_NULL(mrv_clk->cif_clk_out)) {
389 devm_clk_put(&pdev->dev,mrv_clk->cif_clk_out);
398 int camsys_mrv_probe_cb(struct platform_device *pdev, camsys_dev_t *camsys_dev)
401 camsys_mrv_clk_t *mrv_clk=NULL;
403 err = request_irq(camsys_dev->irq.irq_id, camsys_mrv_irq, 0, CAMSYS_MARVIN_IRQNAME,camsys_dev);
405 camsys_err("request irq for %s failed",CAMSYS_MARVIN_IRQNAME);
410 mrv_clk = kzalloc(sizeof(camsys_mrv_clk_t),GFP_KERNEL);
411 if (mrv_clk == NULL) {
412 camsys_err("Allocate camsys_mrv_clk_t failed!");
417 mrv_clk->pd_isp = devm_clk_get(&pdev->dev, "pd_isp");
418 mrv_clk->aclk_isp = devm_clk_get(&pdev->dev, "aclk_isp");
419 mrv_clk->hclk_isp = devm_clk_get(&pdev->dev, "hclk_isp");
420 mrv_clk->isp = devm_clk_get(&pdev->dev, "clk_isp");
421 mrv_clk->isp_jpe = devm_clk_get(&pdev->dev, "clk_isp_jpe");
422 mrv_clk->pclkin_isp = devm_clk_get(&pdev->dev, "pclkin_isp");
423 mrv_clk->cif_clk_out = devm_clk_get(&pdev->dev, "clk_cif_out");
424 mrv_clk->cif_clk_pll = devm_clk_get(&pdev->dev, "clk_cif_pll");
425 mrv_clk->clk_mipi_24m = devm_clk_get(&pdev->dev,"clk_mipi_24m");
427 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) ||
428 IS_ERR_OR_NULL(mrv_clk->isp) || IS_ERR_OR_NULL(mrv_clk->isp_jpe) || IS_ERR_OR_NULL(mrv_clk->pclkin_isp) ||
429 IS_ERR_OR_NULL(mrv_clk->cif_clk_out) || IS_ERR_OR_NULL(mrv_clk->clk_mipi_24m)) {
430 camsys_err("Get %s clock resouce failed!\n",miscdev_name);
435 clk_set_rate(mrv_clk->isp,210000000);
436 clk_set_rate(mrv_clk->isp_jpe, 210000000);
438 mutex_init(&mrv_clk->lock);
440 mrv_clk->in_on = false;
443 camsys_dev->clk = (void*)mrv_clk;
444 camsys_dev->clkin_cb = camsys_mrv_clkin_cb;
445 camsys_dev->clkout_cb = camsys_mrv_clkout_cb;
446 camsys_dev->reset_cb = camsys_mrv_reset_cb;
447 camsys_dev->iomux = camsys_mrv_iomux_cb;
448 camsys_dev->flash_trigger_cb = camsys_mrv_flash_trigger_cb;
450 camsys_dev->miscdev.minor = MISC_DYNAMIC_MINOR;
451 camsys_dev->miscdev.name = miscdev_name;
452 camsys_dev->miscdev.nodename = miscdev_name;
453 camsys_dev->miscdev.fops = &camsys_fops;
455 err = misc_register(&camsys_dev->miscdev);
457 camsys_err("misc register %s failed!",miscdev_name);
458 goto misc_register_failed;
462 camsys_dev->dev_id = CAMSYS_DEVID_MARVIN;
463 camsys_dev->platform_remove = camsys_mrv_remove_cb;
467 misc_register_failed:
468 if (!IS_ERR_OR_NULL(camsys_dev->miscdev.this_device)) {
469 misc_deregister(&camsys_dev->miscdev);
473 if (mrv_clk != NULL) {
474 if (!IS_ERR_OR_NULL(mrv_clk->pd_isp)) {
475 clk_put(mrv_clk->pd_isp);
477 if (!IS_ERR_OR_NULL(mrv_clk->aclk_isp)) {
478 clk_put(mrv_clk->aclk_isp);
480 if (!IS_ERR_OR_NULL(mrv_clk->hclk_isp)) {
481 clk_put(mrv_clk->hclk_isp);
483 if (!IS_ERR_OR_NULL(mrv_clk->isp)) {
484 clk_put(mrv_clk->isp);
486 if (!IS_ERR_OR_NULL(mrv_clk->isp_jpe)) {
487 clk_put(mrv_clk->isp_jpe);
489 if (!IS_ERR_OR_NULL(mrv_clk->pclkin_isp)) {
490 clk_put(mrv_clk->pclkin_isp);
492 if (!IS_ERR_OR_NULL(mrv_clk->cif_clk_out)) {
493 clk_put(mrv_clk->cif_clk_out);
503 EXPORT_SYMBOL_GPL(camsys_mrv_probe_cb);