ARC: reset: introduce HSDKv1 reset driver

The HSDK v1 periphery IPs can be reset by accessing some registers
from the CGU block.

The list of available reset lines is documented in the DT bindings.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig
index 608c071..c4c4a4c 100644
--- a/drivers/reset/Kconfig
+++ b/drivers/reset/Kconfig
@@ -41,6 +41,12 @@
 	help
 	  This enables the reset controller driver for Cortina Systems Gemini.
 
+config RESET_HSDK_V1
+	bool "HSDK v1 Reset Driver"
+	default n
+	help
+	  This enables the reset controller driver for HSDK v1.
+
 config RESET_IMX7
 	bool "i.MX7 Reset Driver" if COMPILE_TEST
 	default SOC_IMX7D