The dt-bindings header for TI K3 AM6 SoCs define a set of macros for defining pinmux configs in human readable form, instead of raw-coded hex values. Signed-off-by: Vignesh R <vigneshr@xxxxxx> --- MAINTAINERS | 1 + include/dt-bindings/pinctrl/k3.h | 35 ++++++++++++++++++++++++++++++++ 2 files changed, 36 insertions(+) create mode 100644 include/dt-bindings/pinctrl/k3.h diff --git a/MAINTAINERS b/MAINTAINERS index fa45ff36fde9..1574ad6d7ead 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2204,6 +2204,7 @@ S: Supported F: Documentation/devicetree/bindings/arm/ti/k3.txt F: arch/arm64/boot/dts/ti/Makefile F: arch/arm64/boot/dts/ti/k3-* +F: include/dt-bindings/pinctrl/k3.h ARM/TEXAS INSTRUMENT KEYSTONE ARCHITECTURE M: Santosh Shilimkar <ssantosh@xxxxxxxxxx> diff --git a/include/dt-bindings/pinctrl/k3.h b/include/dt-bindings/pinctrl/k3.h new file mode 100644 index 000000000000..463d845a9b36 --- /dev/null +++ b/include/dt-bindings/pinctrl/k3.h @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * This header provides constants for pinctrl bindings for TI's K3 SoC + * family. + * + * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/ + */ +#ifndef _DT_BINDINGS_PINCTRL_TI_K3_H +#define _DT_BINDINGS_PINCTRL_TI_K3_H + +#define PULLUDEN_SHIFT (16) +#define PULLTYPESEL_SHIFT (17) +#define RXACTIVE_SHIFT (18) + +#define PULL_DISABLE (1 << PULLUDEN_SHIFT) +#define PULL_ENABLE (0 << PULLUDEN_SHIFT) + +#define PULL_UP (1 << PULLTYPESEL_SHIFT | PULL_ENABLE) +#define PULL_DOWN (0 << PULLTYPESEL_SHIFT | PULL_ENABLE) + +#define INPUT_EN (1 << RXACTIVE_SHIFT) +#define INPUT_DISABLE (0 << RXACTIVE_SHIFT) + +/* Only these macros are expected be used directly in device tree files */ +#define PIN_OUTPUT (INPUT_DISABLE | PULL_DISABLE) +#define PIN_OUTPUT_PULLUP (INPUT_DISABLE | PULL_UP) +#define PIN_OUTPUT_PULLDOWN (INPUT_DISABLE | PULL_DOWN) +#define PIN_INPUT (INPUT_EN | PULL_DISABLE) +#define PIN_INPUT_PULLUP (INPUT_EN | PULL_UP) +#define PIN_INPUT_PULLDOWN (INPUT_EN | PULL_DOWN) + +#define AM65X_IOPAD(pa, val, muxmode) (((pa) & 0x1fff)) ((val) | (muxmode)) +#define AM65X_WKUP_IOPAD(pa, val, muxmode) (((pa) & 0x1fff)) ((val) | (muxmode)) + +#endif -- 2.19.1
