xref: /OK3568_Linux_fs/u-boot/include/dt-bindings/pinctrl/am33xx.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * This header provides constants specific to AM33XX pinctrl bindings.
3*4882a593Smuzhiyun  */
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #ifndef _DT_BINDINGS_PINCTRL_AM33XX_H
6*4882a593Smuzhiyun #define _DT_BINDINGS_PINCTRL_AM33XX_H
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #include <dt-bindings/pinctrl/omap.h>
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun /* am33xx specific mux bit defines */
11*4882a593Smuzhiyun #undef PULL_ENA
12*4882a593Smuzhiyun #undef INPUT_EN
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #define PULL_DISABLE		(1 << 3)
15*4882a593Smuzhiyun #define INPUT_EN		(1 << 5)
16*4882a593Smuzhiyun #define SLEWCTRL_FAST		(1 << 6)
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun /* update macro depending on INPUT_EN and PULL_ENA */
19*4882a593Smuzhiyun #undef PIN_OUTPUT
20*4882a593Smuzhiyun #undef PIN_OUTPUT_PULLUP
21*4882a593Smuzhiyun #undef PIN_OUTPUT_PULLDOWN
22*4882a593Smuzhiyun #undef PIN_INPUT
23*4882a593Smuzhiyun #undef PIN_INPUT_PULLUP
24*4882a593Smuzhiyun #undef PIN_INPUT_PULLDOWN
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun #define PIN_OUTPUT		(PULL_DISABLE)
27*4882a593Smuzhiyun #define PIN_OUTPUT_PULLUP	(PULL_UP)
28*4882a593Smuzhiyun #define PIN_OUTPUT_PULLDOWN	0
29*4882a593Smuzhiyun #define PIN_INPUT		(INPUT_EN | PULL_DISABLE)
30*4882a593Smuzhiyun #define PIN_INPUT_PULLUP	(INPUT_EN | PULL_UP)
31*4882a593Smuzhiyun #define PIN_INPUT_PULLDOWN	(INPUT_EN)
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun /* undef non-existing modes */
34*4882a593Smuzhiyun #undef PIN_OFF_NONE
35*4882a593Smuzhiyun #undef PIN_OFF_OUTPUT_HIGH
36*4882a593Smuzhiyun #undef PIN_OFF_OUTPUT_LOW
37*4882a593Smuzhiyun #undef PIN_OFF_INPUT_PULLUP
38*4882a593Smuzhiyun #undef PIN_OFF_INPUT_PULLDOWN
39*4882a593Smuzhiyun #undef PIN_OFF_WAKEUPENABLE
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #endif
42*4882a593Smuzhiyun 
43