From 309927bbcb3a3e54bacfadbc748b42942472a696 Mon Sep 17 00:00:00 2001
From: Liang Chen <cl@rock-chips.com>
Date: Fri, 6 Jun 2025 16:58:25 +0800
Subject: [PATCH] arm64: dts: rockchip: rv1126b: add opp-supported-hw for npu

Change-Id: I3ae282d0b2059ae9e8b3f81c3402d05e2300ad23
Signed-off-by: Liang Chen <cl@rock-chips.com>
---
 arch/arm64/boot/dts/rockchip/rv1126b.dtsi | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rv1126b.dtsi b/arch/arm64/boot/dts/rockchip/rv1126b.dtsi
index 59c2eaeb0998..e95de72f9d2c 100644
--- a/arch/arm64/boot/dts/rockchip/rv1126b.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rv1126b.dtsi
@@ -1873,6 +1873,10 @@
 		cpu_code: cpu-code@2 {
 			reg = <0x02 0x2>;
 		};
+		specification_serial_number: specification-serial-number@7 {
+			reg = <0x08 0x1>;
+			bits = <0 5>;
+		};
 		cpu_version: cpu-version@21 {
 			reg = <0x21 0x1>;
 			bits = <3 3>;
@@ -3283,10 +3287,11 @@
 	npu_opp_table: npu-opp-table {
 		compatible = "operating-points-v2";
 
-		nvmem-cells = <&npu_leakage>;
-		nvmem-cell-names = "leakage";
+		nvmem-cells = <&npu_leakage>, <&specification_serial_number>;
+		nvmem-cell-names = "leakage", "specification_serial_number";
 		rockchip,init-freq = <800000>;
 
+		rockchip,supported-hw;
 		rockchip,pvtm-voltage-sel = <
 			0	969	0
 			970	1009	1
@@ -3312,38 +3317,45 @@
 		rockchip,low-temp-min-volt = <950000>;
 
 		opp-396000000 {
+			opp-supported-hw = <0xff 0xffff>;
 			opp-hz = /bits/ 64 <396000000>;
 			opp-microvolt = <850000 850000 1050000>;
 			opp-microvolt-L0 = <900000 900000 1050000>;
 			opp-microvolt-L1 = <875000 875000 1050000>;
 		};
 		opp-510000000 {
+			opp-supported-hw = <0xff 0xffff>;
 			opp-hz = /bits/ 64 <510000000>;
 			opp-microvolt = <850000 850000 1050000>;
 			opp-microvolt-L0 = <900000 900000 1050000>;
 			opp-microvolt-L1 = <875000 875000 1050000>;
 		};
 		opp-600000000 {
+			opp-supported-hw = <0xff 0xffff>;
 			opp-hz = /bits/ 64 <600000000>;
 			opp-microvolt = <850000 850000 1050000>;
 			opp-microvolt-L0 = <900000 900000 1050000>;
 			opp-microvolt-L1 = <875000 875000 1050000>;
 		};
 		opp-700000000 {
+			opp-supported-hw = <0xf7 0xffff>;
 			opp-hz = /bits/ 64 <700000000>;
 			opp-microvolt = <850000 850000 1050000>;
 			opp-microvolt-L0 = <900000 900000 1050000>;
 			opp-microvolt-L1 = <875000 875000 1050000>;
 		};
 		opp-800000000 {
+			opp-supported-hw = <0xf7 0xffff>;
 			opp-hz = /bits/ 64 <800000000>;
 			opp-microvolt = <925000 925000 1050000>;
 		};
 		opp-900000000 {
+			opp-supported-hw = <0xf7 0xffff>;
 			opp-hz = /bits/ 64 <900000000>;
 			opp-microvolt = <975000 975000 1050000>;
 		};
 		opp-950000000 {
+			opp-supported-hw = <0xf7 0xffff>;
 			opp-hz = /bits/ 64 <950000000>;
 			opp-microvolt = <975000 975000 1050000>;
 			opp-microvolt-L0 = <1000000 1000000 1050000>;