reset: dra7: Add a reset driver

Add a reset driver to bring IPs out of reset.

Signed-off-by: Keerthy <j-keerthy@ti.com>
[Amjad: reset_ops structure member "free" has been renamed to "rfree",
use the latter instead]
Signed-off-by: Amjad Ouled-Ameur <aouledameur@baylibre.com>
diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig
index d73daf5..b577141 100644
--- a/drivers/reset/Kconfig
+++ b/drivers/reset/Kconfig
@@ -206,4 +206,10 @@
 	  passing request via Xilinx firmware interface to TF-A and PMU
 	  firmware.
 
+config RESET_DRA7
+	bool "Support for TI's DRA7 Reset driver"
+	depends on DM_RESET
+	help
+	  Support for TI DRA7-RESET subsystem. Basic Assert/Deassert
+	  is supported.
 endmenu