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-rw-r--r--include/dt-bindings/phy/phy-imx8-pcie.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/dt-bindings/phy/phy-imx8-pcie.h b/include/dt-bindings/phy/phy-imx8-pcie.h
new file mode 100644
index 000000000..8bbe2d653
--- /dev/null
+++ b/include/dt-bindings/phy/phy-imx8-pcie.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
+/*
+ * This header provides constants for i.MX8 PCIe.
+ */
+
+#ifndef _DT_BINDINGS_IMX8_PCIE_H
+#define _DT_BINDINGS_IMX8_PCIE_H
+
+/* Reference clock PAD mode */
+#define IMX8_PCIE_REFCLK_PAD_UNUSED 0
+#define IMX8_PCIE_REFCLK_PAD_INPUT 1
+#define IMX8_PCIE_REFCLK_PAD_OUTPUT 2
+
+#endif /* _DT_BINDINGS_IMX8_PCIE_H */