xref: /OK3568_Linux_fs/kernel/include/dt-bindings/pinctrl/am43xx.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * This header provides constants specific to AM43XX pinctrl bindings.
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #ifndef _DT_BINDINGS_PINCTRL_AM43XX_H
7*4882a593Smuzhiyun #define _DT_BINDINGS_PINCTRL_AM43XX_H
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #define MUX_MODE0	0
10*4882a593Smuzhiyun #define MUX_MODE1	1
11*4882a593Smuzhiyun #define MUX_MODE2	2
12*4882a593Smuzhiyun #define MUX_MODE3	3
13*4882a593Smuzhiyun #define MUX_MODE4	4
14*4882a593Smuzhiyun #define MUX_MODE5	5
15*4882a593Smuzhiyun #define MUX_MODE6	6
16*4882a593Smuzhiyun #define MUX_MODE7	7
17*4882a593Smuzhiyun #define MUX_MODE8	8
18*4882a593Smuzhiyun #define MUX_MODE9	9
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun #define PULL_DISABLE		(1 << 16)
21*4882a593Smuzhiyun #define PULL_UP			(1 << 17)
22*4882a593Smuzhiyun #define INPUT_EN		(1 << 18)
23*4882a593Smuzhiyun #define SLEWCTRL_SLOW		(1 << 19)
24*4882a593Smuzhiyun #define SLEWCTRL_FAST		0
25*4882a593Smuzhiyun #define DS0_FORCE_OFF_MODE	(1 << 24)
26*4882a593Smuzhiyun #define DS0_INPUT		(1 << 25)
27*4882a593Smuzhiyun #define DS0_FORCE_OUT_HIGH	(1 << 26)
28*4882a593Smuzhiyun #define DS0_PULL_UP_DOWN_EN	(0 << 27)
29*4882a593Smuzhiyun #define DS0_PULL_UP_DOWN_DIS	(1 << 27)
30*4882a593Smuzhiyun #define DS0_PULL_UP_SEL		(1 << 28)
31*4882a593Smuzhiyun #define WAKEUP_ENABLE		(1 << 29)
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #define DS0_PIN_OUTPUT		(DS0_FORCE_OFF_MODE)
34*4882a593Smuzhiyun #define DS0_PIN_OUTPUT_HIGH	(DS0_FORCE_OFF_MODE | DS0_FORCE_OUT_HIGH)
35*4882a593Smuzhiyun #define DS0_PIN_OUTPUT_PULLUP	(DS0_FORCE_OFF_MODE | DS0_PULL_UP_DOWN_EN | DS0_PULL_UP_SEL)
36*4882a593Smuzhiyun #define DS0_PIN_OUTPUT_PULLDOWN	(DS0_FORCE_OFF_MODE | DS0_PULL_UP_DOWN_EN)
37*4882a593Smuzhiyun #define DS0_PIN_INPUT		(DS0_FORCE_OFF_MODE | DS0_INPUT)
38*4882a593Smuzhiyun #define DS0_PIN_INPUT_PULLUP	(DS0_FORCE_OFF_MODE | DS0_INPUT | DS0_PULL_UP_DOWN_EN | DS0_PULL_UP_SEL)
39*4882a593Smuzhiyun #define DS0_PIN_INPUT_PULLDOWN	(DS0_FORCE_OFF_MODE | DS0_INPUT | DS0_PULL_UP_DOWN_EN)
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #define PIN_OUTPUT		(PULL_DISABLE)
42*4882a593Smuzhiyun #define PIN_OUTPUT_PULLUP	(PULL_UP)
43*4882a593Smuzhiyun #define PIN_OUTPUT_PULLDOWN	0
44*4882a593Smuzhiyun #define PIN_INPUT		(INPUT_EN | PULL_DISABLE)
45*4882a593Smuzhiyun #define PIN_INPUT_PULLUP	(INPUT_EN | PULL_UP)
46*4882a593Smuzhiyun #define PIN_INPUT_PULLDOWN	(INPUT_EN)
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun /*
49*4882a593Smuzhiyun  * Macro to allow using the absolute physical address instead of the
50*4882a593Smuzhiyun  * padconf registers instead of the offset from padconf base.
51*4882a593Smuzhiyun  */
52*4882a593Smuzhiyun #define AM4372_IOPAD(pa, val)	(((pa) & 0xffff) - 0x0800) (val)
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun #endif
55*4882a593Smuzhiyun 
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