xref: /freebsd/sys/contrib/device-tree/include/dt-bindings/pinctrl/k3.h (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * This header provides constants for pinctrl bindings for TI's K3 SoC
4  * family.
5  *
6  * Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/
7  */
8 #ifndef _DT_BINDINGS_PINCTRL_TI_K3_H
9 #define _DT_BINDINGS_PINCTRL_TI_K3_H
10 
11 #define PULLUDEN_SHIFT		(16)
12 #define PULLTYPESEL_SHIFT	(17)
13 #define RXACTIVE_SHIFT		(18)
14 
15 #define PULL_DISABLE		(1 << PULLUDEN_SHIFT)
16 #define PULL_ENABLE		(0 << PULLUDEN_SHIFT)
17 
18 #define PULL_UP			(1 << PULLTYPESEL_SHIFT | PULL_ENABLE)
19 #define PULL_DOWN		(0 << PULLTYPESEL_SHIFT | PULL_ENABLE)
20 
21 #define INPUT_EN		(1 << RXACTIVE_SHIFT)
22 #define INPUT_DISABLE		(0 << RXACTIVE_SHIFT)
23 
24 /* Only these macros are expected be used directly in device tree files */
25 #define PIN_OUTPUT		(INPUT_DISABLE | PULL_DISABLE)
26 #define PIN_OUTPUT_PULLUP	(INPUT_DISABLE | PULL_UP)
27 #define PIN_OUTPUT_PULLDOWN	(INPUT_DISABLE | PULL_DOWN)
28 #define PIN_INPUT		(INPUT_EN | PULL_DISABLE)
29 #define PIN_INPUT_PULLUP	(INPUT_EN | PULL_UP)
30 #define PIN_INPUT_PULLDOWN	(INPUT_EN | PULL_DOWN)
31 
32 #define AM65X_IOPAD(pa, val, muxmode)		(((pa) & 0x1fff)) ((val) | (muxmode))
33 #define AM65X_WKUP_IOPAD(pa, val, muxmode)	(((pa) & 0x1fff)) ((val) | (muxmode))
34 
35 #define J721E_IOPAD(pa, val, muxmode)		(((pa) & 0x1fff)) ((val) | (muxmode))
36 #define J721E_WKUP_IOPAD(pa, val, muxmode)	(((pa) & 0x1fff)) ((val) | (muxmode))
37 
38 #endif
39