ARM: bcm281xx: Add DT support for SMC handler

- Adds devicetree binding and documentation for the smc handler

Updates from V1:
- Created this separate patch for the DT portion
- Added SoC compatible to smc binding

Signed-off-by: Christian Daudt <csd@broadcom.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/bcm11351.dtsi b/arch/arm/boot/dts/bcm11351.dtsi
index ad135885bd2a..be2a26132376 100644
--- a/arch/arm/boot/dts/bcm11351.dtsi
+++ b/arch/arm/boot/dts/bcm11351.dtsi
@@ -31,6 +31,11 @@
                       <0x3ff00100 0x100>;
         };
 
+        smc@0x3404c000 {
+                compatible = "bcm,bcm11351-smc", "bcm,kona-smc";
+                reg = <0x3404c000 0x400>; //1 KiB in SRAM
+        };
+
         uart@3e000000 {
                 compatible = "bcm,bcm11351-dw-apb-uart", "snps,dw-apb-uart";
                 status = "disabled";