ARM: dts: r8a7792: Add device node for PRR

Add a device node for the Product Register, which provides SoC product
and revision information.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/boot/dts/r8a7792.dtsi b/arch/arm/boot/dts/r8a7792.dtsi
index a75e0cd312c5ecdff0e45112cbf8d862ecd79cee..69789020cf39e95fe14e75759921f7fab0c72ea3 100644 (file)
--- a/arch/arm/boot/dts/r8a7792.dtsi
+++ b/arch/arm/boot/dts/r8a7792.dtsi
@@ -120,6 +120,11 @@
                                      IRQ_TYPE_LEVEL_LOW)>;
                };
 
+               prr: chipid@ff000044 {
+                       compatible = "renesas,prr";
+                       reg = <0 0xff000044 0 4>;
+               };
+
                sysc: system-controller@e6180000 {
                        compatible = "renesas,r8a7792-sysc";
                        reg = <0 0xe6180000 0 0x0200>;