1 /*
2  * Allwinner SoCs display driver.
3  *
4  * Copyright (C) 2016 Allwinner.
5  *
6  * This file is licensed under the terms of the GNU General Public
7  * License version 2.  This program is licensed "as is" without any
8  * warranty of any kind, whether express or implied.
9  */
10 
11 #ifndef _DISP_SYS_INTF_
12 #define _DISP_SYS_INTF_
13 
14 #include "de/include.h"
15 #include <sunxi_hal_regulator.h>
16 
17 #ifdef CONFIG_PLAN_SPRITE
18 #define RTTHREAD_KERNEL 1
19 #else
20 #define RTTHREAD_KERNEL 0
21 #endif
22 
23 struct disp_gpio_set_t {
24     char gpio_name[32];
25     u32 port;
26     u32 port_num;
27     u32 mul_sel;
28     u32 pull;
29     u32 drv_level;
30     u32 data;
31     u32 gpio;
32 };
33 
34 struct disp_pwm_dev {
35     u32 pwm_channel_id;
36     struct pwm_config cfg;
37     bool enable;
38 };
39 
40 /**
41  * disp_power_t
42  */
43 struct disp_power_t {
44     char power_name[32];
45     /*see sunxi_hal_regulator.h */
46     enum REGULATOR_TYPE_ENUM power_type;
47     enum REGULATOR_ID_ENUM power_id;
48     /*unit:uV, 1V=1000000uV */
49     u32 power_vol;
50     bool always_on;
51 };
52 
53 #define DISP_PIN_STATE_ACTIVE "active"
54 #define DISP_PIN_STATE_SLEEP "sleep"
55 
56 #define DISP_BYTE_ALIGN(x) (((x + (4*1024-1)) >> 12) << 12)
57 
58 void disp_sys_cache_flush(void *address, u32 length, u32 flags);
59 
60 int disp_sys_register_irq(u32 IrqNo, u32 Flags, void *Handler, void *pArg,
61               u32 DataSize, u32 Prio);
62 void disp_sys_unregister_irq(u32 IrqNo, void *Handler, void *pArg);
63 void disp_sys_disable_irq(u32 IrqNo);
64 void disp_sys_enable_irq(u32 IrqNo);
65 
66 /* returns: 0:invalid, 1: int; 2:str, 3: gpio */
67 s32 disp_sys_script_get_item(char *main_name, char *sub_name, s32 value[],
68                  s32 type);
69 
70 int disp_sys_get_ic_ver(void);
71 
72 int disp_sys_gpio_request(struct disp_gpio_set_t *gpio_list,
73               u32 group_count_max);
74 int disp_sys_gpio_request_simple(struct disp_gpio_set_t *gpio_list,
75                  u32 group_count_max);
76 int disp_sys_gpio_release(int p_handler, s32 if_release_to_default_status);
77 
78 /* direction: 0:input, 1:output */
79 int disp_sys_gpio_set_direction(u32 p_handler, u32 direction,
80                 const char *gpio_name);
81 int disp_sys_gpio_get_value(u32 p_handler, const char *gpio_name);
82 int disp_sys_gpio_set_value(u32 p_handler, u32 value_to_gpio,
83                 const char *gpio_name);
84 int disp_sys_pin_set_state(char *dev_name, char *name);
85 
86 s32 disp_sys_power_enable(void *p_power);
87 s32 disp_sys_power_disable(void *p_power);
88 void *disp_sys_malloc(u32 size);
89 
90 uintptr_t disp_sys_pwm_request(u32 pwm_id);
91 int disp_sys_pwm_free(uintptr_t p_handler);
92 int disp_sys_pwm_enable(uintptr_t p_handler);
93 int disp_sys_pwm_disable(uintptr_t p_handler);
94 int disp_sys_pwm_config(uintptr_t p_handler, int duty_ns, int period_ns);
95 int disp_sys_pwm_set_polarity(uintptr_t p_handler, int polarity);
96 s32 disp_delay_us(u32 us);
97 s32 disp_delay_ms(u32 ms);
98 u32 disp_getprop_regbase(char *main_name, u32 index);
99 u32 disp_getprop_irq(char *main_name, u32 index);
100 u32 disp_getprop_clk(char *main_name);
101 struct reset_control *disp_get_rst_by_name(char *main_name);
102 void disp_sys_free(void *ptr);
103 int disp_sys_mutex_init(hal_sem_t *lock);
104 int disp_sys_mutex_unlock(hal_sem_t *sem);
105 int disp_sys_mutex_lock(hal_sem_t *sem);
106 void *disp_dma_malloc(u32 num_bytes, void *phys_addr);
107 void disp_dma_free(void *virt_addr, void *phys_addr, u32 num_bytes);
108 s32 disp_sys_clk_set_rate(hal_clk_id_t p_clk, u32 rate);
109 u32 disp_sys_clk_get_rate(hal_clk_id_t p_clk);
110 s32 disp_sys_clk_set_parent(hal_clk_id_t clk, hal_clk_id_t parent);
111 hal_clk_id_t disp_sys_clk_get_parent(hal_clk_id_t clk);
112 s32 disp_sys_clk_enable(hal_clk_id_t clk);
113 s32 disp_sys_clk_disable(hal_clk_id_t clk);
114 bool disp_clock_is_enabled(hal_clk_id_t clk);
115 
116 #endif
117