linux-kernel - [PATCH v6 1/8] dt-bindings: phy: phy-imx8-pcie: Add binding for the pad modes of imx8 pcie phy

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Message-Id: <1637200489-11855-2-git-send-email-hongxing.zhu@nxp.com>
Date:   Thu, 18 Nov 2021 09:54:42 +0800
From:   Richard Zhu <hongxing.zhu@....com>
To:     l.stach@...gutronix.de, bhelgaas@...gle.com,
        lorenzo.pieralisi@....com, marcel.ziswiler@...adex.com,
        tharvey@...eworks.com, kishon@...com, vkoul@...nel.org,
        robh@...nel.org, galak@...nel.crashing.org, shawnguo@...nel.org
Cc:     hongxing.zhu@....com, linux-phy@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        kernel@...gutronix.de, linux-imx@....com
Subject: [PATCH v6 1/8] dt-bindings: phy: phy-imx8-pcie: Add binding for the pad modes of imx8 pcie phy

Add binding for reference clock PAD modes of the i.MX8 PCIe PHY.

Signed-off-by: Richard Zhu <hongxing.zhu@....com>
Tested-by: Marcel Ziswiler <marcel.ziswiler@...adex.com>
Reviewed-by: Tim Harvey <tharvey@...eworks.com>
Tested-by: Tim Harvey <tharvey@...eworks.com>
Reviewed-by: Rob Herring <robh@...nel.org>
---
 include/dt-bindings/phy/phy-imx8-pcie.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 include/dt-bindings/phy/phy-imx8-pcie.h

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 000000000000..8bbe2d6538d8
--- /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 */
-- 
2.25.1