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