Thread (9 messages) 9 messages, 2 authors, 2025-11-20
STALE235d REVIEWED: 11 (11M)
Revisions (3)
  1. v1 [diff vs current]
  2. v2 [diff vs current]
  3. v3 current

[PATCH v3 3/5] arm64: dts: amlogic: s6: add ao secure node

From: Xianwei Zhao via B4 Relay <devnull+xianwei.zhao.amlogic.com@kernel.org>
Date: 2025-11-19 02:52:26
Also in: b4-sent, linux-amlogic, linux-devicetree, lkml
Subsystem: arm/amlogic meson soc support, the rest · Maintainers: Neil Armstrong, Kevin Hilman, Linus Torvalds

From: Xianwei Zhao <xianwei.zhao@amlogic.com>

Add node for board info registers, which allows getting SoC family and
board revision.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
---
 arch/arm64/boot/dts/amlogic/amlogic-s6.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/amlogic-s6.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-s6.dtsi
index 0dca64a2ef9e..da3e607aea85 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-s6.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-s6.dtsi
@@ -199,6 +199,14 @@ gpiocc: gpio@300 {
 					gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_CC<<8) 2>;
 				};
 			};
+
+			ao-secure@10220 {
+				compatible = "amlogic,s6-ao-secure",
+					     "amlogic,meson-gx-ao-secure",
+					     "syscon";
+				reg = <0x0 0x10220 0x0 0x140>;
+				amlogic,has-chip-id;
+			};
 		};
 	};
 };
-- 
2.37.1


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