slimbus: Add snapshot of slimbus driver.

This snapshot is taken as of msm-4.4 'commit <3c7400dc73db>
("Merge "diag: dci: Fix possible out of bound access"")'.

CRs-Fixed: 2002163
Change-Id: I7e91941a324206b964a55558a1a9ab2fed7fb3e9
Signed-off-by: Sagar Dharia <sdharia@codeaurora.org>
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@codeaurora.org>
diff --git a/drivers/Kconfig b/drivers/Kconfig
index cf03bd7..6266a37 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -58,6 +58,8 @@
 
 source "drivers/spi/Kconfig"
 
+source "drivers/slimbus/Kconfig"
+
 source "drivers/spmi/Kconfig"
 
 source "drivers/hsi/Kconfig"