xref: /linux/include/linux/fsl/ftm.h (revision 44f57d78)
1 // SPDX-License-Identifier: GPL-2.0
2 #ifndef __FSL_FTM_H__
3 #define __FSL_FTM_H__
4 
5 #define FTM_SC       0x0 /* Status And Control */
6 #define FTM_CNT      0x4 /* Counter */
7 #define FTM_MOD      0x8 /* Modulo */
8 
9 #define FTM_CNTIN    0x4C /* Counter Initial Value */
10 #define FTM_STATUS   0x50 /* Capture And Compare Status */
11 #define FTM_MODE     0x54 /* Features Mode Selection */
12 #define FTM_SYNC     0x58 /* Synchronization */
13 #define FTM_OUTINIT  0x5C /* Initial State For Channels Output */
14 #define FTM_OUTMASK  0x60 /* Output Mask */
15 #define FTM_COMBINE  0x64 /* Function For Linked Channels */
16 #define FTM_DEADTIME 0x68 /* Deadtime Insertion Control */
17 #define FTM_EXTTRIG  0x6C /* FTM External Trigger */
18 #define FTM_POL      0x70 /* Channels Polarity */
19 #define FTM_FMS      0x74 /* Fault Mode Status */
20 #define FTM_FILTER   0x78 /* Input Capture Filter Control */
21 #define FTM_FLTCTRL  0x7C /* Fault Control */
22 #define FTM_QDCTRL   0x80 /* Quadrature Decoder Control And Status */
23 #define FTM_CONF     0x84 /* Configuration */
24 #define FTM_FLTPOL   0x88 /* FTM Fault Input Polarity */
25 #define FTM_SYNCONF  0x8C /* Synchronization Configuration */
26 #define FTM_INVCTRL  0x90 /* FTM Inverting Control */
27 #define FTM_SWOCTRL  0x94 /* FTM Software Output Control */
28 #define FTM_PWMLOAD  0x98 /* FTM PWM Load */
29 
30 #define FTM_SC_CLK_MASK_SHIFT	3
31 #define FTM_SC_CLK_MASK		(3 << FTM_SC_CLK_MASK_SHIFT)
32 #define FTM_SC_TOF		0x80
33 #define FTM_SC_TOIE		0x40
34 #define FTM_SC_CPWMS		0x20
35 #define FTM_SC_CLKS		0x18
36 #define FTM_SC_PS_1		0x0
37 #define FTM_SC_PS_2		0x1
38 #define FTM_SC_PS_4		0x2
39 #define FTM_SC_PS_8		0x3
40 #define FTM_SC_PS_16		0x4
41 #define FTM_SC_PS_32		0x5
42 #define FTM_SC_PS_64		0x6
43 #define FTM_SC_PS_128		0x7
44 #define FTM_SC_PS_MASK		0x7
45 
46 #define FTM_MODE_FAULTIE	0x80
47 #define FTM_MODE_FAULTM		0x60
48 #define FTM_MODE_CAPTEST	0x10
49 #define FTM_MODE_PWMSYNC	0x8
50 #define FTM_MODE_WPDIS		0x4
51 #define FTM_MODE_INIT		0x2
52 #define FTM_MODE_FTMEN		0x1
53 
54 /* NXP Errata: The PHAFLTREN and PHBFLTREN bits are tide to zero internally
55  * and these bits cannot be set. Flextimer cannot use Filter in
56  * Quadrature Decoder Mode.
57  * https://community.nxp.com/thread/467648#comment-1010319
58  */
59 #define FTM_QDCTRL_PHAFLTREN	0x80
60 #define FTM_QDCTRL_PHBFLTREN	0x40
61 #define FTM_QDCTRL_PHAPOL	0x20
62 #define FTM_QDCTRL_PHBPOL	0x10
63 #define FTM_QDCTRL_QUADMODE	0x8
64 #define FTM_QDCTRL_QUADDIR	0x4
65 #define FTM_QDCTRL_TOFDIR	0x2
66 #define FTM_QDCTRL_QUADEN	0x1
67 
68 #define FTM_FMS_FAULTF		0x80
69 #define FTM_FMS_WPEN		0x40
70 #define FTM_FMS_FAULTIN		0x10
71 #define FTM_FMS_FAULTF3		0x8
72 #define FTM_FMS_FAULTF2		0x4
73 #define FTM_FMS_FAULTF1		0x2
74 #define FTM_FMS_FAULTF0		0x1
75 
76 #define FTM_CSC_BASE		0xC
77 #define FTM_CSC_MSB		0x20
78 #define FTM_CSC_MSA		0x10
79 #define FTM_CSC_ELSB		0x8
80 #define FTM_CSC_ELSA		0x4
81 #define FTM_CSC(_channel)	(FTM_CSC_BASE + ((_channel) * 8))
82 
83 #define FTM_CV_BASE		0x10
84 #define FTM_CV(_channel)	(FTM_CV_BASE + ((_channel) * 8))
85 
86 #define FTM_PS_MAX		7
87 
88 #endif
89