1 /*
2 * Copyright (c) 2019-2025 Allwinner Technology Co., Ltd. ALL rights reserved.
3 *
4 * Allwinner is a trademark of Allwinner Technology Co.,Ltd., registered in
5 * the the People's Republic of China and other countries.
6 * All Allwinner Technology Co.,Ltd. trademarks are used with permission.
7 *
8 * DISCLAIMER
9 * THIRD PARTY LICENCES MAY BE REQUIRED TO IMPLEMENT THE SOLUTION/PRODUCT.
10 * IF YOU NEED TO INTEGRATE THIRD PARTY’S TECHNOLOGY (SONY, DTS, DOLBY, AVS OR MPEGLA, ETC.)
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12 * ALL APPROPRIATELY REQUIRED THIRD PARTY LICENCES.
13 * ALLWINNER SHALL HAVE NO WARRANTY, INDEMNITY OR OTHER OBLIGATIONS WITH RESPECT TO MATTERS
14 * COVERED UNDER ANY REQUIRED THIRD PARTY LICENSE.
15 * YOU ARE SOLELY RESPONSIBLE FOR YOUR USAGE OF THIRD PARTY’S TECHNOLOGY.
16 *
17 *
18 * THIS SOFTWARE IS PROVIDED BY ALLWINNER"AS IS" AND TO THE MAXIMUM EXTENT
19 * PERMITTED BY LAW, ALLWINNER EXPRESSLY DISCLAIMS ALL WARRANTIES OF ANY KIND,
20 * WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING WITHOUT LIMITATION REGARDING
21 * THE TITLE, NON-INFRINGEMENT, ACCURACY, CONDITION, COMPLETENESS, PERFORMANCE
22 * OR MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
23 * IN NO EVENT SHALL ALLWINNER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
26 * LOSS OF USE, DATA, OR PROFITS, OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
30 * OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32 
33 #ifndef __COMMON_LEDC_I_H__
34 #define __COMMON_LEDC_I_H__
35 
36 #ifdef __cplusplus
37 extern "C" {
38 #endif
39 
40 /* LEDC register offset */
41 #define LEDC_CTRL_REG               (0x00)  /* LEDC Control Register */
42 #define LED_T01_TIMING_CTRL_REG     (0x04)  /* LED T0 & 1 Timing Control Register */
43 #define LEDC_DATA_FINISH_CNT_REG    (0x08)  /* LEDC Data Finish Counter Register */
44 #define LED_RST_TIMING_CTRL_REG     (0x0c)  /* LED Reset Timing Control Register */
45 #define LEDC_WAIT_TIME0_CTRL_REG    (0x10)  /* LEDC Wait Time0 Control Register */
46 #define LEDC_DATA_REG               (0x14)  /* LEDC Data Register */
47 #define LEDC_DMA_CTRL_REG           (0X18)  /* LEDC Dma Control Register */
48 #define LEDC_INTC_REG               (0x1c)  /* LEDC Interrupt Control Register */
49 #define LEDC_INTS_REG               (0x20)  /* LEDC Interrupt Status Register */
50 #define LEDC_WAIT_TIME1_CTRL_REG    (0x28)  /* LEDC Wait Time1 Control Register */
51 #define LEDC_VER_NUM_REG            (0x2C)  /* LEDC Version Number Register */
52 #define LEDC_FIFO_DATA0_REG         (0x30)  /* LEDC Fifo Data0 Register */
53 #define LEDC_FIFO_DATA1_REG         (0x34)  /* LEDC Fifo Data1 Register */
54 #define LEDC_FIFO_DATA2_REG         (0x38)  /* LEDC Fifo Data2 Register */
55 
56 #define LEDC_MAX_LED_COUNT 1024
57 
58 #define LEDC_DEFAULT_LED_COUNT 8
59 
60 #define LEDC_RESET_TIME_MIN_NS 84
61 #define LEDC_RESET_TIME_MAX_NS 327000
62 
63 #define LEDC_T1H_MIN_NS 84
64 #define LEDC_T1H_MAX_NS 2560
65 
66 #define LEDC_T1L_MIN_NS 84
67 #define LEDC_T1L_MAX_NS 1280
68 
69 #define LEDC_T0H_MIN_NS 84
70 #define LEDC_T0H_MAX_NS 1280
71 
72 #define LEDC_T0L_MIN_NS 84
73 #define LEDC_T0L_MAX_NS 2560
74 
75 #define LEDC_WAIT_TIME0_MIN_NS 84
76 #define LEDC_WAIT_TIME0_MAX_NS 10000
77 
78 #define LEDC_WAIT_TIME1_MIN_NS 84
79 #define LEDC_WAIT_TIME1_MAX_NS 85000000000
80 
81 #define LEDC_WAIT_DATA_TIME_MIN_NS 84
82 #define LEDC_WAIT_DATA_TIME_MAX_NS_IC 655000
83 #define LEDC_WAIT_DATA_TIME_MAX_NS_FPGA 20000000
84 
85 #define LEDC_LEDC_FIFO_DEPTH 32 /* 32 * 4 bytes */
86 #define LEDC_LEDC_FIFO_TRIG_LEVEL 15
87 
88 
89 #ifdef __cplusplus
90 }
91 #endif
92 #endif /* __COMMON_LEDC_I_H__ */
93