[PATCH v2 2/2] arm64: dts: rockchip: Add OTP device node for RK3308

Jonas Karlman jonas at kwiboo.se
Tue Jul 30 16:27:51 CEST 2024


The RK3308 SoC contains a controller for one-time-programmable memory,
add a device node for it.

Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
Link: https://lore.kernel.org/r/20240521211029.1236094-9-jonas@kwiboo.se
Signed-off-by: Heiko Stuebner <heiko at sntech.de>

[ upstream commit: 36d3bbc8cdbef2f83391f7708888265ac4c37a99 ]

(cherry picked from commit db11d284200d0f811a8f8238dbc9c63daf4e6131)
---
v2: New patch
---
 dts/upstream/src/arm64/rockchip/rk3308.dtsi | 24 +++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/dts/upstream/src/arm64/rockchip/rk3308.dtsi b/dts/upstream/src/arm64/rockchip/rk3308.dtsi
index c00da150a22f..6531ede13af9 100644
--- a/dts/upstream/src/arm64/rockchip/rk3308.dtsi
+++ b/dts/upstream/src/arm64/rockchip/rk3308.dtsi
@@ -556,6 +556,30 @@
 		status = "disabled";
 	};
 
+	otp: efuse at ff210000 {
+		compatible = "rockchip,rk3308-otp";
+		reg = <0x0 0xff210000 0x0 0x4000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		clocks = <&cru SCLK_OTP_USR>, <&cru PCLK_OTP_NS>,
+			 <&cru PCLK_OTP_PHY>;
+		clock-names = "otp", "apb_pclk", "phy";
+		resets = <&cru SRST_OTP_PHY>;
+		reset-names = "phy";
+
+		cpu_id: id at 7 {
+			reg = <0x07 0x10>;
+		};
+
+		cpu_leakage: cpu-leakage at 17 {
+			reg = <0x17 0x1>;
+		};
+
+		logic_leakage: logic-leakage at 18 {
+			reg = <0x18 0x1>;
+		};
+	};
+
 	dmac0: dma-controller at ff2c0000 {
 		compatible = "arm,pl330", "arm,primecell";
 		reg = <0x0 0xff2c0000 0x0 0x4000>;
-- 
2.45.2



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