Thread (12 messages) 12 messages, 4 authors, 2025-11-19

Re: [PATCH v2 3/5] arm64: dts: amlogic: s6: add ao secure node

From: Neil Armstrong <neil.armstrong@linaro.org>
Date: 2025-11-18 07:58:39
Also in: linux-amlogic, linux-devicetree, lkml

On 11/18/25 06:59, Xianwei Zhao via B4 Relay wrote:
quoted hunk ↗ jump to hunk
From: Xianwei Zhao <xianwei.zhao@amlogic.com>

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

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;
+			};
  		};
  	};
  };
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
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