cmd: Add Support for UFS commands

Add Support for commands to initialize and configure UFS devices.

TODO: Add Support for commands to resize and reconfigure LUNs
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>

1 files changed, 37 insertions, 0 deletions

diff --git a/cmd/ufs.c b/cmd/ufs.c
new file mode 100644
index 00000000000..5b25788656f
--- /dev/null
+++ b/cmd/ufs.c
@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: GPL-2.0+
+/**
+ * ufs.c - UFS specific U-boot commands
+ *
+ * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com
+ *
+ */
+#include <common.h>
+#include <command.h>
+#include <ufs.h>
+
+static int do_ufs(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+	int dev, ret;
+
+	if (argc >= 2) {
+		if (!strcmp(argv[1], "init")) {
+			if (argc == 3) {
+				dev = simple_strtoul(argv[2], NULL, 10);
+				ret = ufs_probe_dev(dev);
+				if (ret)
+					return CMD_RET_FAILURE;
+			} else {
+				ufs_probe();
+			}
+
+			return CMD_RET_SUCCESS;
+		}
+	}
+
+	return CMD_RET_USAGE;
+}
+
+U_BOOT_CMD(ufs, 3, 1, do_ufs,
+	   "UFS  sub system",
+	   "init [dev] - init UFS subsystem\n"
+);