[PATCH 1/8] dt-bindings: soc: samsung: Add Exynos USIv2 bindings

[Sam Protsenko]

Add constants for choosing USIv2 configuration mode in device tree.
Those are further used in USIv2 driver to figure out which value to
write into SW_CONF register.

Signed-off-by: Sam Protsenko <semen.protsenko at linaro.org>
---
 include/dt-bindings/soc/samsung,exynos-usi-v2.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 include/dt-bindings/soc/samsung,exynos-usi-v2.h

diff --git a/include/dt-bindings/soc/samsung,exynos-usi-v2.h b/include/dt-bindings/soc/samsung,exynos-usi-v2.h
new file mode 100644
index 000000000000..b406c6f6f89e
--- /dev/null
+++ b/include/dt-bindings/soc/samsung,exynos-usi-v2.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (C) 2021 Linaro Ltd.
+ * Author: Sam Protsenko <semen.protsenko at linaro.org>
+ *
+ * Device Tree bindings for Samsung Exynos USI v2 (Universal Serial Interface).
+ */
+
+#ifndef __DT_BINDINGS_SAMSUNG_EXYNOS_USI_V2_H
+#define __DT_BINDINGS_SAMSUNG_EXYNOS_USI_V2_H
+
+#define USI_V2_UART		0
+#define USI_V2_SPI		1
+#define USI_V2_I2C		2
+
+#endif /* __DT_BINDINGS_SAMSUNG_EXYNOS_USI_V2_H */
-- 
2.30.2