Add clock property to TH1520 gpio controller nodes. These clock gates
refer to corresponding enable bits in the peripheral clock gate control
register. Refer to register PERI_CLK_CFG in section 4.4.2.2.52 of the
TH1520 System User Manual.

Link: https://git.beagleboard.org/beaglev-ahead/beaglev-ahead/-/tree/main/docs
Signed-off-by: Drew Fustini <dfustini@tenstorrent.com>
---
 arch/riscv/boot/dts/thead/th1520.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi
index d05002ad7c96..351e09beab70 100644
--- a/arch/riscv/boot/dts/thead/th1520.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520.dtsi
@@ -237,6 +237,7 @@ gpio2: gpio@ffe7f34000 {
 			reg = <0xff 0xe7f34000 0x0 0x1000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
+			clocks = <&clk CLK_GPIO2>;
 
 			portc: gpio-controller@0 {
 				compatible = "snps,dw-apb-gpio-port";
@@ -255,6 +256,7 @@ gpio3: gpio@ffe7f38000 {
 			reg = <0xff 0xe7f38000 0x0 0x1000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
+			clocks = <&clk CLK_GPIO3>;
 
 			portd: gpio-controller@0 {
 				compatible = "snps,dw-apb-gpio-port";
@@ -273,6 +275,7 @@ gpio0: gpio@ffec005000 {
 			reg = <0xff 0xec005000 0x0 0x1000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
+			clocks = <&clk CLK_GPIO0>;
 
 			porta: gpio-controller@0 {
 				compatible = "snps,dw-apb-gpio-port";
@@ -291,6 +294,7 @@ gpio1: gpio@ffec006000 {
 			reg = <0xff 0xec006000 0x0 0x1000>;
 			#address-cells = <1>;
 			#size-cells = <0>;
+			clocks = <&clk CLK_GPIO1>;
 
 			portb: gpio-controller@0 {
 				compatible = "snps,dw-apb-gpio-port";

-- 
2.34.1