1 #ifndef __RKCAMSYS_INTERNAL_H__
2 #define __RKCAMSYS_INTERNAL_H__
4 #include <linux/module.h>
5 #include <linux/moduleparam.h>
6 #include <linux/init.h>
7 #include <linux/delay.h>
8 #include <linux/device.h>
9 #include <linux/kernel.h>
10 #include <linux/slab.h>
11 #include <linux/i2c.h>
14 #include <linux/interrupt.h>
15 #include <linux/errno.h>
16 #include <linux/err.h>
17 #include <linux/types.h>
18 #include <linux/proc_fs.h>
19 #include <linux/fcntl.h>
20 #include <linux/clk.h>
21 #include <linux/seq_file.h>
22 #include <linux/cdev.h>
23 #include <linux/miscdevice.h>
24 #include <linux/version.h>
25 #include <linux/device.h>
26 #include <linux/platform_device.h>
27 #include <linux/list.h>
28 #include <linux/mutex.h>
29 #include <linux/regulator/machine.h>
30 #include <linux/log2.h>
31 //#include <mach/io.h>
32 //#include <mach/gpio.h>
33 //#include <mach/iomux.h>
34 //#include <mach/cru.h>
35 #include <linux/rockchip/cpu.h>
36 #include <linux/rockchip/iomap.h>
37 #include <linux/rockchip/grf.h>
40 #include <asm/system.h>
41 #include <asm/uaccess.h>
44 #include <linux/of_device.h>
45 #include <linux/pinctrl/consumer.h>
46 #include <linux/of_address.h>
47 #include <linux/of_irq.h>
48 #include <media/camsys_head.h>
50 * C A M S Y S D R I V E R V E R S I O N
55 * 1) add mipi csi phy;
57 * 1) add support cif phy for marvin;
59 * 1) add clock information in struct camsys_devio_name_s;
61 * 1) set isp clock at 32MHz;
63 * 1) iomux d0 d1 for cif phy raw10 in rk319x after i2c operated;
64 * 2) check mis value in camsys_irq_connect;
65 * 3) add soft rest callback;
67 * 1) check extdev is activate or not before delete from camsys_dev active list;
69 #define CAMSYS_DRIVER_VERSION KERNEL_VERSION(0,0,6)
72 #define CAMSYS_PLATFORM_DRV_NAME "RockChip-CamSys"
73 #define CAMSYS_PLATFORM_MARVIN_NAME "Platform_MarvinDev"
74 #define CAMSYS_PLATFORM_CIF0_NAME "Platform_Cif0Dev"
75 #define CAMSYS_PLATFORM_CIF1_NAME "Platform_Cif1Dev"
77 #define CAMSYS_REGISTER_RES_NAME "CamSys_RegMem"
78 #define CAMSYS_REGISTER_MIPIPHY_RES_NAME "CamSys_RegMem_MipiPhy"
79 #define CAMSYS_IRQ_RES_NAME "CamSys_Irq"
81 #define CAMSYS_REGISTER_MEM_NAME CAMSYS_REGISTER_RES_NAME
82 #define CAMSYS_I2C_MEM_NAME "CamSys_I2cMem"
84 #define CAMSYS_NAMELEN_MIN(a) ((strlen(a)>(CAMSYS_NAME_LEN-1))?(CAMSYS_NAME_LEN-1):strlen(a))
85 #define CAMSYS_IRQPOOL_NUM 128
87 extern unsigned int camsys_debug;
89 #define camsys_trace(level, msg,...) \
91 if (camsys_debug >= level) \
92 printk("D%d:%s(%d): " msg "\n",level, __FUNCTION__,__LINE__, ## __VA_ARGS__); \
95 #define camsys_warn(msg,...) printk(KERN_ERR "W:%s(%d): " msg "\n", __FUNCTION__,__LINE__, ## __VA_ARGS__)
96 #define camsys_err(msg,...) printk(KERN_ERR "E:%s(%d): " msg "\n", __FUNCTION__,__LINE__, ## __VA_ARGS__)
99 typedef struct camsys_irqstas_s {
101 struct list_head list;
104 typedef struct camsys_irqpool_s {
106 unsigned int timeout; //us
111 spinlock_t lock; // lock for list
112 camsys_irqstas_t pool[CAMSYS_IRQPOOL_NUM];
113 struct list_head active;
114 struct list_head deactive;
116 struct list_head list;
118 wait_queue_head_t done;
121 typedef struct camsys_irq_s {
124 spinlock_t lock; //lock for timeout and irq_connect in ioctl
125 //unsigned int timeout;
127 //wait_queue_head_t irq_done;
129 struct list_head irq_pool;
132 typedef struct camsys_meminfo_s {
133 unsigned char name[32];
134 unsigned int phy_base;
135 unsigned int vir_base;
139 struct list_head list;
143 typedef struct camsys_devmems_s {
144 camsys_meminfo_t *registermem;
145 camsys_meminfo_t *i2cmem;
146 struct list_head memslist;
149 typedef struct camsys_regulator_s {
150 struct regulator *ldo;
153 } camsys_regulator_t;
155 typedef struct camsys_gpio_s {
159 typedef struct camsys_flash_s {
162 typedef struct camsys_extdev_s {
164 camsys_regulator_t avdd;
165 camsys_regulator_t dovdd;
166 camsys_regulator_t dvdd;
167 camsys_regulator_t afvdd;
172 camsys_gpio_t afpwrdn;
177 camsys_extdev_phy_t phy;
178 camsys_extdev_clk_t clk;
180 unsigned int dev_cfg;
182 struct platform_device *pdev;
184 struct list_head list;
185 struct list_head active;
188 typedef struct camsys_phyinfo_s {
190 camsys_meminfo_t *reg;
192 int (*clkin_cb)(void *ptr, unsigned int on);
193 int (*ops) (void *phy, void *phyinfo, unsigned int on);
194 int (*remove)(struct platform_device *pdev);
197 typedef struct camsys_exdevs_s {
199 struct list_head list;
200 struct list_head active;
203 typedef struct camsys_dev_s {
207 camsys_devmems_t devmems;
208 struct miscdevice miscdev;
211 camsys_phyinfo_t mipiphy;
212 camsys_phyinfo_t cifphy;
214 camsys_exdevs_t extdevs;
215 struct list_head list;
216 struct platform_device *pdev;
218 int (*clkin_cb)(void *ptr, unsigned int on);
219 int (*clkout_cb)(void *ptr,unsigned int on,unsigned int clk);
220 int (*reset_cb)(void *ptr);
221 int (*phy_cb) (camsys_extdev_phy_t *phy,void* ptr, unsigned int on);
222 int (*iomux)(camsys_extdev_t *extdev,void *ptr);
223 int (*platform_remove)(struct platform_device *pdev);
227 static inline camsys_extdev_t* camsys_find_extdev(unsigned int dev_id, camsys_dev_t *camsys_dev)
229 camsys_extdev_t *extdev;
231 if (!list_empty(&camsys_dev->extdevs.list)) {
232 list_for_each_entry(extdev, &camsys_dev->extdevs.list, list) {
233 if (extdev->dev_id == dev_id) {
241 static inline camsys_meminfo_t* camsys_find_devmem(char *name, camsys_dev_t *camsys_dev)
243 camsys_meminfo_t *devmem;
245 if (!list_empty(&camsys_dev->devmems.memslist)) {
246 list_for_each_entry(devmem, &camsys_dev->devmems.memslist, list) {
247 if (strcmp(devmem->name, name) == 0) {
252 camsys_err("%s memory have not been find in %s!",name,dev_name(camsys_dev->miscdev.this_device));
257 static inline int camsys_sysctl_extdev(camsys_extdev_t *extdev, camsys_sysctrl_t *devctl, camsys_dev_t *camsys_dev)
260 camsys_regulator_t *regulator;
263 if (devctl->ops < CamSys_Vdd_Tag) {
264 regulator = &extdev->avdd;
265 regulator += devctl->ops;
267 //printk("regulator: %p regulator->ldo: %p\n",regulator,regulator->ldo);
268 if (!IS_ERR_OR_NULL(regulator->ldo)) {
270 regulator_set_voltage(regulator->ldo,regulator->min_uv,regulator->max_uv);
271 regulator_enable(regulator->ldo);
272 camsys_trace(1,"Sysctl %d success, regulator set (%d,%d) uv!",devctl->ops, regulator->min_uv,regulator->max_uv);
274 while(regulator_is_enabled(regulator->ldo)>0)
275 regulator_disable(regulator->ldo);
276 camsys_trace(1,"Sysctl %d success, regulator off!",devctl->ops);
279 camsys_err("Sysctl %d failed, because regulator ldo is NULL!",devctl->ops);
283 } else if (devctl->ops < CamSys_Gpio_Tag) {
284 gpio = &extdev->pwrdn;
285 gpio += devctl->ops - CamSys_Vdd_Tag -1;
287 if (gpio->io != 0xffffffff) {
289 gpio_direction_output(gpio->io, gpio->active);
290 gpio_set_value(gpio->io, gpio->active);
291 camsys_trace(1,"Sysctl %d success, gpio(%d) set %d",devctl->ops, gpio->io, gpio->active);
293 gpio_direction_output(gpio->io, !gpio->active);
294 gpio_set_value(gpio->io, !gpio->active);
295 camsys_trace(1,"Sysctl %d success, gpio(%d) set %d",devctl->ops, gpio->io, !gpio->active);
298 camsys_err("Sysctl %d failed, because gpio is NULL!",devctl->ops);
302 } else if (devctl->ops == CamSys_ClkIn) {
303 if (camsys_dev->clkout_cb)
304 camsys_dev->clkout_cb(camsys_dev,devctl->on,extdev->clk.in_rate);
305 if (camsys_dev->phy_cb)
306 camsys_dev->phy_cb(&extdev->phy, camsys_dev, devctl->on);
313 extern struct file_operations camsys_fops;