xref: /linux/include/dt-bindings/pinctrl/am43xx.h (revision fcc8487d477a3452a1d0ccbdd4c5e0e1e3cb8bed)
1 /*
2  * This header provides constants specific to AM43XX pinctrl bindings.
3  */
4 
5 #ifndef _DT_BINDINGS_PINCTRL_AM43XX_H
6 #define _DT_BINDINGS_PINCTRL_AM43XX_H
7 
8 #define MUX_MODE0	0
9 #define MUX_MODE1	1
10 #define MUX_MODE2	2
11 #define MUX_MODE3	3
12 #define MUX_MODE4	4
13 #define MUX_MODE5	5
14 #define MUX_MODE6	6
15 #define MUX_MODE7	7
16 #define MUX_MODE8	8
17 #define MUX_MODE9	9
18 
19 #define PULL_DISABLE		(1 << 16)
20 #define PULL_UP			(1 << 17)
21 #define INPUT_EN		(1 << 18)
22 #define SLEWCTRL_SLOW		(1 << 19)
23 #define SLEWCTRL_FAST		0
24 #define DS0_PULL_UP_DOWN_EN	(1 << 27)
25 #define WAKEUP_ENABLE		(1 << 29)
26 
27 #define PIN_OUTPUT		(PULL_DISABLE)
28 #define PIN_OUTPUT_PULLUP	(PULL_UP)
29 #define PIN_OUTPUT_PULLDOWN	0
30 #define PIN_INPUT		(INPUT_EN | PULL_DISABLE)
31 #define PIN_INPUT_PULLUP	(INPUT_EN | PULL_UP)
32 #define PIN_INPUT_PULLDOWN	(INPUT_EN)
33 
34 /*
35  * Macro to allow using the absolute physical address instead of the
36  * padconf registers instead of the offset from padconf base.
37  */
38 #define AM4372_IOPAD(pa, val)	(((pa) & 0xffff) - 0x0800) (val)
39 
40 #endif
41 
42