2 files changed, 44 insertions, 3 deletions
diff --git a/include/soc/fsl/dcp.h b/include/soc/fsl/dcp.h
new file mode 100644
index 000000000000..3ec335d8ca8b
--- /dev/null
+++ b/include/soc/fsl/dcp.h
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2021 sigma star gmbh
+ *
+ * Specifies paes key slot handles for NXP's DCP (Data Co-Processor) to be used
+ * with the crypto_skcipher_setkey().
+ */
+
+#ifndef MXS_DCP_H
+#define MXS_DCP_H
+
+#define DCP_PAES_KEYSIZE 1
+#define DCP_PAES_KEY_SLOT0 0x00
+#define DCP_PAES_KEY_SLOT1 0x01
+#define DCP_PAES_KEY_SLOT2 0x02
+#define DCP_PAES_KEY_SLOT3 0x03
+#define DCP_PAES_KEY_UNIQUE 0xfe
+#define DCP_PAES_KEY_OTP 0xff
+
+#endif /* MXS_DCP_H */
diff --git a/include/soc/fsl/qe/qmc.h b/include/soc/fsl/qe/qmc.h
index 2a333fc1ea81..294e42ea8d4c 100644
--- a/include/soc/fsl/qe/qmc.h
+++ b/include/soc/fsl/qe/qmc.h
@@ -16,11 +16,32 @@ struct device_node;
 struct device;
 struct qmc_chan;
 
-struct qmc_chan *qmc_chan_get_byphandle(struct device_node *np, const char *phandle_name);
+int qmc_chan_count_phandles(struct device_node *np, const char *phandles_name);
+
+struct qmc_chan *qmc_chan_get_byphandles_index(struct device_node *np,
+					       const char *phandles_name,
+					       int index);
+struct qmc_chan *devm_qmc_chan_get_byphandles_index(struct device *dev,
+						    struct device_node *np,
+						    const char *phandles_name,
+						    int index);
+
+static inline struct qmc_chan *qmc_chan_get_byphandle(struct device_node *np,
+						      const char *phandle_name)
+{
+	return qmc_chan_get_byphandles_index(np, phandle_name, 0);
+}
+
+static inline struct qmc_chan *devm_qmc_chan_get_byphandle(struct device *dev,
+							   struct device_node *np,
+							   const char *phandle_name)
+{
+	return devm_qmc_chan_get_byphandles_index(dev, np, phandle_name, 0);
+}
+
 struct qmc_chan *qmc_chan_get_bychild(struct device_node *np);
 void qmc_chan_put(struct qmc_chan *chan);
-struct qmc_chan *devm_qmc_chan_get_byphandle(struct device *dev, struct device_node *np,
-					     const char *phandle_name);
+
 struct qmc_chan *devm_qmc_chan_get_bychild(struct device *dev, struct device_node *np);
 
 enum qmc_mode {