arm64: dts: amlogic: t7: Add PWM controller nodes

Add device tree nodes for the seven PWM controllers available
on the Amlogic T7 SoC, using amlogic,meson-s4-pwm as fallback compatible.
All nodes are disabled by default and should be
enabled in the board-specific DTS file.

Co-developed-by: Nick Xie <nick@khadas.com>
Signed-off-by: Nick Xie <nick@khadas.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Ronald Claveau <linux-kernel-dev@aliel.fr>
Link: https://patch.msgid.link/20260326-add-emmc-t7-vim4-v5-5-d3f182b48e9d@aliel.fr
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>

Author: rclaveau-tech

arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi

@@ -646,6 +646,69 @@
 				amlogic,has-chip-id;
 			};
 
+			pwm_ao_ef: pwm@30000 {
+				compatible = "amlogic,t7-pwm", "amlogic,meson-s4-pwm";
+				reg = <0x0 0x30000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_AO_E>,
+					 <&clkc_periphs CLKID_PWM_AO_F>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
+			pwm_ao_gh: pwm@32000 {
+				compatible = "amlogic,t7-pwm", "amlogic,meson-s4-pwm";
+				reg = <0x0 0x32000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_AO_G>,
+					 <&clkc_periphs CLKID_PWM_AO_H>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
+			pwm_ab: pwm@58000 {
+				compatible = "amlogic,t7-pwm", "amlogic,meson-s4-pwm";
+				reg = <0x0 0x58000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_A>,
+					 <&clkc_periphs CLKID_PWM_B>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
+			pwm_cd: pwm@5a000 {
+				compatible = "amlogic,t7-pwm", "amlogic,meson-s4-pwm";
+				reg = <0x0 0x5a000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_C>,
+					 <&clkc_periphs CLKID_PWM_D>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
+			pwm_ef: pwm@5c000 {
+				compatible = "amlogic,t7-pwm", "amlogic,meson-s4-pwm";
+				reg = <0x0 0x5c000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_E>,
+					 <&clkc_periphs CLKID_PWM_F>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
+			pwm_ao_ab: pwm@5e000 {
+				compatible = "amlogic,t7-pwm", "amlogic,meson-s4-pwm";
+				reg = <0x0 0x5e000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_AO_A>,
+					 <&clkc_periphs CLKID_PWM_AO_B>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
+			pwm_ao_cd: pwm@60000 {
+				compatible = "amlogic,t7-pwm", "amlogic,meson-s4-pwm";
+				reg = <0x0 0x60000 0x0 0x24>;
+				clocks = <&clkc_periphs CLKID_PWM_AO_C>,
+					 <&clkc_periphs CLKID_PWM_AO_D>;
+				#pwm-cells = <3>;
+				status = "disabled";
+			};
+
 			sd_emmc_a: mmc@88000 {
 				compatible = "amlogic,t7-mmc", "amlogic,meson-axg-mmc";
 				reg = <0x0 0x88000 0x0 0x800>;