From: Alexey Romanov <redacted>

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

For example, with MESON_GX_SOCINFO config enabled we can get the
following information for board with Meson A1 SoC:
    soc soc0: Amlogic Meson A1 (A113L) Revision 2c:a (1:a) Detected

Signed-off-by: Alexey Romanov <redacted>
Signed-off-by: Dmitry Rokosov <redacted>
---
 arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
index edadddacfee0..81abf1762719 100644
--- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi

@@ -248,6 +248,12 @@ hwrng: rng@5118 {
 				power-domains = <&pwrc PWRC_OTP_ID>;
 			};
 
+			sec_AO: ao-secure@5a20 {
+				compatible = "amlogic,meson-gx-ao-secure", "syscon";
+				reg = <0x0 0x5a20 0x0 0x140>;
+				amlogic,has-chip-id;
+			};
+
 			clkc_pll: pll-clock-controller@7c80 {
 				compatible = "amlogic,a1-pll-clkc";
 				reg = <0 0x7c80 0 0x18c>;

-- 
2.36.0


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