riscv: dts: add reset generator for Sophgo SG2042 SoC

Add reset generator node to device tree for SG2042.

Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
Reviewed-by: Inochi Amaoto <inochiama@outlook.com>
Link: https://lore.kernel.org/r/b2f5d7cd2d3fccfc00cf4563d2dd7363b0fa2fca.1706577450.git.unicorn_wang@outlook.com
Signed-off-by: Inochi Amaoto <inochiama@outlook.com>

diff --git a/arch/riscv/boot/dts/sophgo/sg2042.dtsi b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
index ead1cc35d88b2f13bfecf935a6e66e6049a24a75..eeb341e16bfd68683fc89e33f01e029b1b4253a0 100644 (file)
--- a/arch/riscv/boot/dts/sophgo/sg2042.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
@@ -6,6 +6,8 @@
 /dts-v1/;
 #include <dt-bindings/interrupt-controller/irq.h>
 
+#include <dt-bindings/reset/sophgo,sg2042-reset.h>
+
 #include "sg2042-cpus.dtsi"
 
 / {
@@ -327,6 +329,12 @@
                        riscv,ndev = <224>;
                };
 
+               rstgen: reset-controller@7030013000 {
+                       compatible = "sophgo,sg2042-reset";
+                       reg = <0x00000070 0x30013000 0x00000000 0x0000000c>;
+                       #reset-cells = <1>;
+               };
+
                uart0: serial@7040000000 {
                        compatible = "snps,dw-apb-uart";
                        reg = <0x00000070 0x40000000 0x00000000 0x00001000>;