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 <linux/rockchip/cpu.h>
49 #include <media/camsys_head.h>
54 * C A M S Y S D R I V E R V E R S I O N
59 * 1) add mipi csi phy;
61 * 1) add support cif phy for marvin;
63 * 1) add clock information in struct camsys_devio_name_s;
65 * 1) set isp clock at 32MHz;
67 * 1) iomux d0 d1 for cif phy raw10 in rk319x after i2c operated;
68 * 2) check mis value in camsys_irq_connect;
69 * 3) add soft rest callback;
71 * 1) check extdev is activate or not before delete from camsys_dev active list;
73 * 1) fix deregister a unregister extdev oops in camsys_extdev_deregister;
75 #define CAMSYS_DRIVER_VERSION KERNEL_VERSION(0,8,0)
78 #define CAMSYS_PLATFORM_DRV_NAME "RockChip-CamSys"
79 #define CAMSYS_PLATFORM_MARVIN_NAME "Platform_MarvinDev"
80 #define CAMSYS_PLATFORM_CIF0_NAME "Platform_Cif0Dev"
81 #define CAMSYS_PLATFORM_CIF1_NAME "Platform_Cif1Dev"
83 #define CAMSYS_REGISTER_RES_NAME "CamSys_RegMem"
84 #define CAMSYS_REGISTER_MIPIPHY_RES_NAME "CamSys_RegMem_MipiPhy"
85 #define CAMSYS_IRQ_RES_NAME "CamSys_Irq"
87 #define CAMSYS_REGISTER_MEM_NAME CAMSYS_REGISTER_RES_NAME
88 #define CAMSYS_I2C_MEM_NAME "CamSys_I2cMem"
89 #define CAMSYS_MIPIPHY_MEM_NAME CAMSYS_REGISTER_MIPIPHY_RES_NAME
91 #define CAMSYS_NAMELEN_MIN(a) ((strlen(a)>(CAMSYS_NAME_LEN-1))?(CAMSYS_NAME_LEN-1):strlen(a))
92 #define CAMSYS_IRQPOOL_NUM 128
94 extern unsigned int camsys_debug;
96 #define camsys_trace(level, msg,...) \
98 if (camsys_debug >= level) \
99 printk("D%d:%s(%d): " msg "\n",level, __FUNCTION__,__LINE__, ## __VA_ARGS__); \
102 #define camsys_warn(msg,...) printk(KERN_ERR "W:%s(%d): " msg "\n", __FUNCTION__,__LINE__, ## __VA_ARGS__)
103 #define camsys_err(msg,...) printk(KERN_ERR "E:%s(%d): " msg "\n", __FUNCTION__,__LINE__, ## __VA_ARGS__)
106 typedef struct camsys_irqstas_s {
108 struct list_head list;
111 typedef struct camsys_irqpool_s {
113 unsigned int timeout; //us
118 spinlock_t lock; // lock for list
119 camsys_irqstas_t pool[CAMSYS_IRQPOOL_NUM];
120 struct list_head active;
121 struct list_head deactive;
123 struct list_head list;
125 wait_queue_head_t done;
128 typedef struct camsys_irq_s {
131 spinlock_t lock; //lock for timeout and irq_connect in ioctl
132 //unsigned int timeout;
134 //wait_queue_head_t irq_done;
136 struct list_head irq_pool;
139 typedef struct camsys_meminfo_s {
140 unsigned char name[32];
141 unsigned int phy_base;
142 unsigned int vir_base;
146 struct list_head list;
150 typedef struct camsys_devmems_s {
151 camsys_meminfo_t *registermem;
152 camsys_meminfo_t *i2cmem;
153 struct list_head memslist;
156 typedef struct camsys_regulator_s {
157 struct regulator *ldo;
160 } camsys_regulator_t;
162 typedef struct camsys_gpio_s {
166 typedef struct camsys_flash_s {
169 typedef struct camsys_extdev_s {
171 camsys_regulator_t avdd;
172 camsys_regulator_t dovdd;
173 camsys_regulator_t dvdd;
174 camsys_regulator_t afvdd;
179 camsys_gpio_t afpwrdn;
184 camsys_extdev_phy_t phy;
185 camsys_extdev_clk_t clk;
187 unsigned int dev_cfg;
189 struct platform_device *pdev;
191 struct list_head list;
192 struct list_head active;
195 typedef struct camsys_phyinfo_s {
198 camsys_meminfo_t *reg;
200 int (*clkin_cb)(void *ptr, unsigned int on);
201 int (*ops) (void *ptr, camsys_mipiphy_t *phy);
202 int (*remove)(struct platform_device *pdev);
205 typedef struct camsys_exdevs_s {
207 struct list_head list;
208 struct list_head active;
211 typedef struct camsys_dev_s {
215 camsys_devmems_t devmems;
216 struct miscdevice miscdev;
219 camsys_phyinfo_t *mipiphy;
220 camsys_phyinfo_t cifphy;
222 camsys_exdevs_t extdevs;
223 struct list_head list;
224 struct platform_device *pdev;
228 int (*clkin_cb)(void *ptr, unsigned int on);
229 int (*clkout_cb)(void *ptr,unsigned int on,unsigned int clk);
230 int (*reset_cb)(void *ptr, unsigned int on);
231 int (*phy_cb) (camsys_extdev_t *extdev, camsys_sysctrl_t *devctl, void* ptr);
232 int (*iomux)(camsys_extdev_t *extdev,void *ptr);
233 int (*platform_remove)(struct platform_device *pdev);
237 static inline camsys_extdev_t* camsys_find_extdev(unsigned int dev_id, camsys_dev_t *camsys_dev)
239 camsys_extdev_t *extdev;
241 if (!list_empty(&camsys_dev->extdevs.list)) {
242 list_for_each_entry(extdev, &camsys_dev->extdevs.list, list) {
243 if (extdev->dev_id == dev_id) {
251 static inline camsys_meminfo_t* camsys_find_devmem(char *name, camsys_dev_t *camsys_dev)
253 camsys_meminfo_t *devmem;
255 if (!list_empty(&camsys_dev->devmems.memslist)) {
256 list_for_each_entry(devmem, &camsys_dev->devmems.memslist, list) {
257 if (strcmp(devmem->name, name) == 0) {
262 camsys_err("%s memory have not been find in %s!",name,dev_name(camsys_dev->miscdev.this_device));
267 static inline int camsys_sysctl_extdev(camsys_extdev_t *extdev, camsys_sysctrl_t *devctl, camsys_dev_t *camsys_dev)
270 camsys_regulator_t *regulator;
273 if ((devctl->ops>CamSys_Vdd_Start_Tag) && (devctl->ops < CamSys_Vdd_End_Tag)) {
274 regulator = &extdev->avdd;
275 regulator += devctl->ops-1;
277 if (!IS_ERR_OR_NULL(regulator->ldo)) {
279 err = regulator_set_voltage(regulator->ldo,regulator->min_uv,regulator->max_uv);
280 err |= regulator_enable(regulator->ldo);
281 camsys_trace(1,"Sysctl %d success, regulator set (%d,%d) uv!",devctl->ops, regulator->min_uv,regulator->max_uv);
283 while(regulator_is_enabled(regulator->ldo)>0)
284 regulator_disable(regulator->ldo);
285 camsys_trace(1,"Sysctl %d success, regulator off!",devctl->ops);
288 //camsys_err("Sysctl %d failed, because regulator ldo is NULL!",devctl->ops);
292 } else if ((devctl->ops>CamSys_Gpio_Start_Tag) && (devctl->ops < CamSys_Gpio_End_Tag)) {
293 gpio = &extdev->pwrdn;
294 gpio += devctl->ops - CamSys_Gpio_Start_Tag -1;
296 if (gpio->io != 0xffffffff) {
298 gpio_direction_output(gpio->io, gpio->active);
299 gpio_set_value(gpio->io, gpio->active);
300 camsys_trace(1,"Sysctl %d success, gpio(%d) set %d",devctl->ops, gpio->io, gpio->active);
302 gpio_direction_output(gpio->io, !gpio->active);
303 gpio_set_value(gpio->io, !gpio->active);
304 camsys_trace(1,"Sysctl %d success, gpio(%d) set %d",devctl->ops, gpio->io, !gpio->active);
307 camsys_err("Sysctl %d failed, because gpio is NULL!",devctl->ops);
311 } else if (devctl->ops == CamSys_ClkIn) {
312 if (camsys_dev->clkout_cb)
313 camsys_dev->clkout_cb(camsys_dev,devctl->on,extdev->clk.in_rate);
314 } else if (devctl->ops == CamSys_Phy) {
315 if (camsys_dev->phy_cb)
316 (camsys_dev->phy_cb)(extdev,devctl,(void*)camsys_dev);
323 extern struct file_operations camsys_fops;