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path: root/drivers/soc/fsl/dpio/dpio.c
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Diffstat (limited to 'drivers/soc/fsl/dpio/dpio.c')
-rw-r--r--drivers/soc/fsl/dpio/dpio.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/soc/fsl/dpio/dpio.c b/drivers/soc/fsl/dpio/dpio.c
index ff37c80e11a0..521bc6946317 100644
--- a/drivers/soc/fsl/dpio/dpio.c
+++ b/drivers/soc/fsl/dpio/dpio.c
@@ -196,3 +196,26 @@ int dpio_get_api_version(struct fsl_mc_io *mc_io,
return 0;
}
+
+/**
+ * dpio_reset() - Reset the DPIO, returns the object to initial state.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPIO object
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpio_reset(struct fsl_mc_io *mc_io,
+ u32 cmd_flags,
+ u16 token)
+{
+ struct fsl_mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPIO_CMDID_RESET,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}