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;
203 if (on && !clk->in_on) {
204 rockchip_set_system_status(SYS_STATUS_ISP);
206 clk_prepare_enable(clk->aclk_isp);
207 clk_prepare_enable(clk->hclk_isp);
208 clk_prepare_enable(clk->isp);
209 clk_prepare_enable(clk->isp_jpe);
210 clk_prepare_enable(clk->clk_mipi_24m);
211 clk_prepare_enable(clk->pclkin_isp);
212 clk_prepare_enable(clk->pd_isp);
216 camsys_trace(1, "%s clock in turn on",dev_name(camsys_dev->miscdev.this_device));
217 camsys_mrv_reset_cb(ptr,1);
219 camsys_mrv_reset_cb(ptr,0);
221 } else if (!on && clk->in_on) {
223 clk_disable_unprepare(clk->aclk_isp);
224 clk_disable_unprepare(clk->hclk_isp);
225 clk_disable_unprepare(clk->isp);
226 clk_disable_unprepare(clk->isp_jpe);
227 clk_disable_unprepare(clk->clk_mipi_24m);
228 clk_disable_unprepare(clk->pclkin_isp);
229 clk_disable_unprepare(clk->pd_isp);
231 rockchip_clear_system_status(SYS_STATUS_ISP);
233 camsys_trace(1, "%s clock in turn off",dev_name(camsys_dev->miscdev.this_device));
239 static int camsys_mrv_clkout_cb(void *ptr, unsigned int on,unsigned int inclk)
241 camsys_dev_t *camsys_dev = (camsys_dev_t*)ptr;
242 camsys_mrv_clk_t *clk = (camsys_mrv_clk_t*)camsys_dev->clk;
244 mutex_lock(&clk->lock);
245 if (on && (clk->out_on != on)) {
247 clk_set_rate(clk->cif_clk_out,inclk);
248 clk_prepare_enable(clk->cif_clk_out);
251 camsys_trace(1, "%s clock out(rate: %dHz) turn on",dev_name(camsys_dev->miscdev.this_device),
253 } else if (!on && clk->out_on) {
254 if(!IS_ERR_OR_NULL(clk->cif_clk_pll)) {
255 clk_set_parent(clk->cif_clk_out, clk->cif_clk_pll);
257 camsys_warn("%s clock out may be not off!", dev_name(camsys_dev->miscdev.this_device));
260 clk_disable_unprepare( clk->cif_clk_out);
264 camsys_trace(1, "%s clock out turn off",dev_name(camsys_dev->miscdev.this_device));
266 mutex_unlock(&clk->lock);
270 static irqreturn_t camsys_mrv_irq(int irq, void *data)
272 camsys_dev_t *camsys_dev = (camsys_dev_t*)data;
273 camsys_irqstas_t *irqsta;
274 camsys_irqpool_t *irqpool;
275 unsigned int isp_mis,mipi_mis,mi_mis,*mis;
277 isp_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_ISP_MIS));
278 mipi_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MIPI_MIS));
279 mi_mis = __raw_readl((void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_MIS));
281 __raw_writel(isp_mis, (void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_ISP_ICR));
282 __raw_writel(mipi_mis, (void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MIPI_ICR));
283 __raw_writel(mi_mis, (void volatile *)(camsys_dev->devmems.registermem->vir_base + MRV_MI_ICR));
285 spin_lock(&camsys_dev->irq.lock);
286 if (!list_empty(&camsys_dev->irq.irq_pool)) {
287 list_for_each_entry(irqpool, &camsys_dev->irq.irq_pool, list) {
288 if (irqpool->pid != 0) {
310 camsys_trace(2,"Thread(pid:%d) irqpool mis(%d) is invalidate",irqpool->pid,irqpool->mis);
316 spin_lock(&irqpool->lock);
317 if (!list_empty(&irqpool->deactive)) {
318 irqsta = list_first_entry(&irqpool->deactive, camsys_irqstas_t, list);
319 irqsta->sta.mis = *mis;
320 list_del_init(&irqsta->list);
321 list_add_tail(&irqsta->list,&irqpool->active);
322 wake_up(&irqpool->done);
324 spin_unlock(&irqpool->lock);
330 spin_unlock(&camsys_dev->irq.lock);
334 static int camsys_mrv_remove_cb(struct platform_device *pdev)
336 camsys_dev_t *camsys_dev = platform_get_drvdata(pdev);
337 camsys_mrv_clk_t *mrv_clk=NULL;
339 if (camsys_dev->clk != NULL) {
341 mrv_clk = (camsys_mrv_clk_t*)camsys_dev->clk;
343 camsys_mrv_clkout_cb(mrv_clk,0,0);
345 camsys_mrv_clkin_cb(mrv_clk,0);
347 if (!IS_ERR_OR_NULL(mrv_clk->pd_isp)) {
348 devm_clk_put(&pdev->dev,mrv_clk->pd_isp);
350 if (!IS_ERR_OR_NULL(mrv_clk->aclk_isp)) {
351 devm_clk_put(&pdev->dev,mrv_clk->aclk_isp);
353 if (!IS_ERR_OR_NULL(mrv_clk->hclk_isp)) {
354 devm_clk_put(&pdev->dev,mrv_clk->hclk_isp);
356 if (!IS_ERR_OR_NULL(mrv_clk->isp)) {
357 devm_clk_put(&pdev->dev,mrv_clk->isp);
359 if (!IS_ERR_OR_NULL(mrv_clk->isp_jpe)) {
360 devm_clk_put(&pdev->dev,mrv_clk->isp_jpe);
362 if (!IS_ERR_OR_NULL(mrv_clk->pclkin_isp)) {
363 devm_clk_put(&pdev->dev,mrv_clk->pclkin_isp);
365 if (!IS_ERR_OR_NULL(mrv_clk->cif_clk_out)) {
366 devm_clk_put(&pdev->dev,mrv_clk->cif_clk_out);
375 int camsys_mrv_probe_cb(struct platform_device *pdev, camsys_dev_t *camsys_dev)
378 camsys_mrv_clk_t *mrv_clk=NULL;
380 err = request_irq(camsys_dev->irq.irq_id, camsys_mrv_irq, 0, CAMSYS_MARVIN_IRQNAME,camsys_dev);
382 camsys_err("request irq for %s failed",CAMSYS_MARVIN_IRQNAME);
387 mrv_clk = kzalloc(sizeof(camsys_mrv_clk_t),GFP_KERNEL);
388 if (mrv_clk == NULL) {
389 camsys_err("Allocate camsys_mrv_clk_t failed!");
394 mrv_clk->pd_isp = devm_clk_get(&pdev->dev, "pd_isp");
395 mrv_clk->aclk_isp = devm_clk_get(&pdev->dev, "aclk_isp");
396 mrv_clk->hclk_isp = devm_clk_get(&pdev->dev, "hclk_isp");
397 mrv_clk->isp = devm_clk_get(&pdev->dev, "clk_isp");
398 mrv_clk->isp_jpe = devm_clk_get(&pdev->dev, "clk_isp_jpe");
399 mrv_clk->pclkin_isp = devm_clk_get(&pdev->dev, "pclkin_isp");
400 mrv_clk->cif_clk_out = devm_clk_get(&pdev->dev, "clk_cif_out");
401 mrv_clk->cif_clk_pll = devm_clk_get(&pdev->dev, "clk_cif_pll");
402 mrv_clk->clk_mipi_24m = devm_clk_get(&pdev->dev,"clk_mipi_24m");
404 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) ||
405 IS_ERR_OR_NULL(mrv_clk->isp) || IS_ERR_OR_NULL(mrv_clk->isp_jpe) || IS_ERR_OR_NULL(mrv_clk->pclkin_isp) ||
406 IS_ERR_OR_NULL(mrv_clk->cif_clk_out) || IS_ERR_OR_NULL(mrv_clk->clk_mipi_24m)) {
407 camsys_err("Get %s clock resouce failed!\n",miscdev_name);
412 clk_set_rate(mrv_clk->isp,210000000);
413 clk_set_rate(mrv_clk->isp_jpe, 210000000);
415 mutex_init(&mrv_clk->lock);
417 mrv_clk->in_on = false;
420 camsys_dev->clk = (void*)mrv_clk;
421 camsys_dev->clkin_cb = camsys_mrv_clkin_cb;
422 camsys_dev->clkout_cb = camsys_mrv_clkout_cb;
423 camsys_dev->reset_cb = camsys_mrv_reset_cb;
424 camsys_dev->iomux = camsys_mrv_iomux_cb;
425 camsys_dev->flash_trigger_cb = camsys_mrv_flash_trigger_cb;
427 camsys_dev->miscdev.minor = MISC_DYNAMIC_MINOR;
428 camsys_dev->miscdev.name = miscdev_name;
429 camsys_dev->miscdev.nodename = miscdev_name;
430 camsys_dev->miscdev.fops = &camsys_fops;
432 err = misc_register(&camsys_dev->miscdev);
434 camsys_err("misc register %s failed!",miscdev_name);
435 goto misc_register_failed;
439 camsys_dev->dev_id = CAMSYS_DEVID_MARVIN;
440 camsys_dev->platform_remove = camsys_mrv_remove_cb;
444 misc_register_failed:
445 if (!IS_ERR_OR_NULL(camsys_dev->miscdev.this_device)) {
446 misc_deregister(&camsys_dev->miscdev);
450 if (mrv_clk != NULL) {
451 if (!IS_ERR_OR_NULL(mrv_clk->pd_isp)) {
452 clk_put(mrv_clk->pd_isp);
454 if (!IS_ERR_OR_NULL(mrv_clk->aclk_isp)) {
455 clk_put(mrv_clk->aclk_isp);
457 if (!IS_ERR_OR_NULL(mrv_clk->hclk_isp)) {
458 clk_put(mrv_clk->hclk_isp);
460 if (!IS_ERR_OR_NULL(mrv_clk->isp)) {
461 clk_put(mrv_clk->isp);
463 if (!IS_ERR_OR_NULL(mrv_clk->isp_jpe)) {
464 clk_put(mrv_clk->isp_jpe);
466 if (!IS_ERR_OR_NULL(mrv_clk->pclkin_isp)) {
467 clk_put(mrv_clk->pclkin_isp);
469 if (!IS_ERR_OR_NULL(mrv_clk->cif_clk_out)) {
470 clk_put(mrv_clk->cif_clk_out);
480 EXPORT_SYMBOL_GPL(camsys_mrv_probe_cb);