1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ 2 /* 3 * Copyright (c) 2021 Linaro Ltd. 4 * Author: Sam Protsenko <semen.protsenko@linaro.org> 5 * 6 * Device Tree bindings for Samsung Exynos USI (Universal Serial Interface). 7 */ 8 9 #ifndef __DT_BINDINGS_SAMSUNG_EXYNOS_USI_H 10 #define __DT_BINDINGS_SAMSUNG_EXYNOS_USI_H 11 12 #define USI_V2_NONE 0 13 #define USI_V2_UART 1 14 #define USI_V2_SPI 2 15 #define USI_V2_I2C 3 16 17 #endif /* __DT_BINDINGS_SAMSUNG_EXYNOS_USI_H */ 18