On 19/07/2024 10:08, Xianwei Zhao via B4 Relay wrote:
From: Xianwei Zhao <xianwei.zhao@xxxxxxxxxxx>
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 Amlogic A4 SoC:
soc soc0: Amlogic A4 (A113L2) Revision 40:b (1:1) Detected.
Signed-off-by: Xianwei Zhao <xianwei.zhao@xxxxxxxxxxx>
---
arch/arm64/boot/dts/amlogic/amlogic-a4-common.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/amlogic-a4-common.dtsi b/arch/arm64/boot/dts/amlogic/amlogic-a4-common.dtsi
index 496c3a2bcf25..54d7a2d56ef6 100644
--- a/arch/arm64/boot/dts/amlogic/amlogic-a4-common.dtsi
+++ b/arch/arm64/boot/dts/amlogic/amlogic-a4-common.dtsi
@@ -67,6 +67,14 @@ uart_b: serial@7a000 {
clock-names = "xtal", "pclk", "baud";
status = "disabled";
};
+
+ sec_ao: ao-secure@10220 {
+ compatible = "amlogic,a4-ao-secure",
+ "amlogic,meson-gx-ao-secure",
+ "syscon";
+ reg = <0x0 0x10220 0x0 0x140>;
+ amlogic,has-chip-id;
+ };
};
};
};
Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>
